CN1276072A - Micro-electro-mechanical integrated control systems - Google Patents
Micro-electro-mechanical integrated control systems Download PDFInfo
- Publication number
- CN1276072A CN1276072A CN 98809689 CN98809689A CN1276072A CN 1276072 A CN1276072 A CN 1276072A CN 98809689 CN98809689 CN 98809689 CN 98809689 A CN98809689 A CN 98809689A CN 1276072 A CN1276072 A CN 1276072A
- Authority
- CN
- China
- Prior art keywords
- data
- equipment
- sensor
- command signal
- manager
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21005—Several slave modules connected to same I-O of master, multiplexed by master
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25093—During start, integration into machine, send module functionality to scheduler
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25187—Transmission of signals, medium, ultrasonic, radio
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25192—Infrared
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25232—DCS, distributed control system, decentralised control unit
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25323—Intelligent modules
Abstract
The present invention provides an integrated electro-mechanical control device (16) which has an interface (14) for communicating with a central computer system (12), or an array of computer systems, to allow for the distributed and reconfigurable development of a control network. The control units described herein can include a plurality of microelectronic devices (40) including micromachined sensors such as pressure sensors (102) and temperature sensors (90, 104) which are formed on a chip including a circuit for being able to selectively configure the various sensor elements under the control of a central computing system.
Description
Related invention
The present invention requires the right of priority of the USSN that licenses to micro-electro-mechanical integrated control systems 60/054,951 of application on August 7th, 1998.
Invention field
The present invention relates to control system, particularly can monitor the control system of the duty of a process or system.
Background of invention
Now, exploitation of a lot of company and sale are used to monitor and control the control system of complication system, for example chemical plant, assembly line and transmission network etc.These control system depend on complicated data processing equipment, and this data processing equipment links to each other with instrument with a plurality of sensors, and these sensors and instrument are coupled into the system that is monitored on the position of generation about the useful information of working state of system.Therefore, the typical control system will adopt a central data processor to communicate with a plurality of different sensors, for example pressure transducer, velocity gauge and temperature sensor.Each sensor is positioned so that collection is about the information of system or process under control, and wherein this control makes data processor adjust this process and reaches a desirable condition of work.
Though these control system can be worked well, they may be quite complicated and expensive.A complicated and expensive reason is in data handling system and connects different sensors in the system advance to be monitored and the interface between the instrument.Usually, every type sensor, for example thermometer or velocity gauge have the special use or a custom interface that must be connected to data processor.This interface comprises the software device driver that writes for each sensor in the control system and instrument customization sometimes.Therefore, control system must be a user adaptation, to operate these different sensors.In addition, every type sensor or instrument can have dissimilar hardware interfaces, for example parallel, serial or bus interface.This needs a customized interface hardware that sensor is connected to data processing equipment.
Therefore, need a kind of control system, wherein, data processor can be easily and is mutually integrated with sensor that is connected to controlled system and instrument efficiently.
In addition, control system and closed-loop control system have been developed for extensive machinery, electromechanics or disposal system.Along with microcosmic machinery and subsequently " mechatronics ", be the appearance of microcosmic machinery and microelectronic combination, need be used for the control system of the scale of these equipment.
Summary of the invention
System and method of the present invention comprises the integrated control instrument that can directly link to each other with the sensor that uses, motor, valve or other equipment in controlled system.These micro-electro-mechanical integrated control systems (MEMICS) provide a kind of and have been used for system and equipment, comprise the open loop that is used for microelectronics, micromachine or little chemically treated micro-system or the structure of closed-loop control.These equipment comprise parts and the process that allows computing machine or operator a plurality of micro-systems and microsensor to be carried out (open loop) control supervision.In addition, a plurality of opertaing devices and sensor can be controlled or monitor to each integrated control module, and be provided to the standard interface of data handling system for these a plurality of equipment.This allows to realize data and the high efficiency of transmission of instruction between data handling system and opertaing device and sensor.
More specifically, the present invention is interpreted as comprises the device that is used to control a system, comprise the data-interface that is used for coming the packet of transmission table registration certificate and command signal by a data network, link to each other with data-interface be used for handle packet in case with the contact manager of data processor swap data and command signal, wherein, each packet is organized data and command signal according to the predetermined format that is adapted to pass through the data network transmission, also comprise one be suitable for deal with data with command signal so that produce the equipment manager of the control signal of the operating characteristic that is used for setting selectively the equipment that links to each other with controlled system.In one embodiment, this equipment comprises with equipment manager and communicates the sensor that is connected.In another embodiment, this equipment comprises with equipment manager and communicates the driver that is connected.In yet another embodiment, this equipment is maintained in the shell that comprises sensor, equipment manager, contact manager and data-interface.In these elements each can remain in this shell, so that driver and sensor are in equipment manager and communication interface are retained in this shell.In one embodiment, this equipment also comprises a multichannel interface, is used to a plurality of equipment that allow equipment manager supervision and control to link to each other with controlled system.
In an optional embodiment, system comprises an encryption processor, is used for encryption and decryption by data network data signals transmitted and command signal.In yet another embodiment, this device comprises an interface that is used to be connected to the operated system monitor that allows the user's supervision and the equipment of adjustment, also comprises a system clock that is used to maintain intrasystem time measurement.
In yet another embodiment, the present invention can be interpreted as an integrated-control apparatus that is used to monitor the characteristic of controlled system.Integrated-control apparatus can comprise that one is suitable for removable and is installed near the controlled system replaceably or contiguous shell.This shell can comprise data-interface, contact manager and the equipment manager of the packet that is used to transmit representative data and command signal, wherein a sensor that monitors the duty characteristic of controlled system can be controlled and monitor to equipment manager response data and command signal.
In yet another embodiment, the present invention can be interpreted as a semiconductor equipment that is used to monitor controlled system.This semiconductor equipment can comprise the substrate with formation a plurality of circuit thereon.These circuit can comprise a contact manager, are used to handle the packet with data and command signal, and wherein, each packet is organized data and command signal according to the predetermined format that is adapted to pass through the data network transmission.These circuit can also comprise that one is suitable for deal with data and command signal and is used to operate the equipment manager of the control signal of the equipment that links to each other with controlled system, sensor and the driver that can regulate the running parameter of controlled system of a characteristic that can monitor controlled system with generation, thereby handle the command signal that transmits from data processor by equipment manager, carry out selected operation with control sensor and driver.In one embodiment, semiconductor equipment can comprise and comprises inclination sensor, temperature sensor, pressure transducer, accelerometer, gyroscope, photo-detector, microphone and comprise a plurality of similar sensors, the sensor of any combination of a plurality of pressure converters for example.Equally, semiconductor equipment can comprise the driver of number of different types, comprises motor, pump, valve, FPDP and I/O line and any combination thereof, and comprising provides the driver of a plurality of same-types element, for example a plurality of different motors or the combination of pump.
In yet another embodiment, in order between equipment that monitors controlled system and data processor, to provide complex communication, integrated circuit can comprise a contact manager, is used for producing the ID signal of the controlled system that an identification and this packet interrelate or the field that is used to store the ID signal.Equally, contact manager can comprise a device id generator that is used to produce the device id signal, and this device id signal is suitable for discerning the equipment that is just producing the particular data packet of carrying this device id signal.By this way, the individual data processor can be operated a plurality of different processes, and each process is monitored and one or one group of packet that the specific controlled system interrelates.In addition, other elements of data processor and system can just produce the particular device of information of characteristic of the duty of expression controlled system from this identification of data packets.This situation of interface that is included in the radio-frequency (RF) transmission system by the radiofrequency signal exchange data signals for those each equipment is particularly useful.This can allow a transceiver and a plurality of distinct device to communicate, and is producing which group information so that understand which equipment.
In yet another aspect, the present invention can be interpreted as the control system that monitors and adjust the duty of controlled system.This control system can comprise that a type is for the information of at least one characteristic of the duty that can handle the expression controlled system and can produce the data processor of command signal of instruction that expression is used for the operation of setting sensor equipment.This system can also comprise that link to each other with data processor a, type is the data network that is suitable for transmitting information signal, and a plurality of sensor devices, wherein each sensor device links to each other with controlled system, the characteristic that is used for the duty of surveillance, each sensor device comprise a contact manager, an equipment manager and the sensor that can monitor the characteristic of controlled system.In these systems, produce and can receive by a plurality of sensor devices by data processor by the command signal that data network transmits, be used for each sensor device is set at ad hoc fashion work.Therefore, can provide a control system, wherein, a plurality of similar or similar sensor devices are positioned on the diverse location of controlled system, and set according to the needs of data processor, with the information of characteristic of duty that the expression controlled system is provided.
In yet another aspect, the present invention can be interpreted as the process that is used to control a system, wherein this system has a duty and has the characteristic that at least one represents duty.These processes can comprise provide type be can handle the expression controlled system duty at least one characteristic information and can produce the data processor of command signal of instruction that expression is used for the operation of setting sensor equipment, provide and link to each other with data processor, type is the data network that is suitable for transmitting information signal, and, sensor device is connected to controlled system, the characteristic that is used for monitor operating system, wherein system has a contact manager, one can the surveillance characteristic sensor, and one be suitable for handling from the data of the operation of the control sensor of data processor and the equipment manager of command signal.In further step, it is the command signal of operating with selected mode that these processes can send sensor settings from data processor.In the another embodiment of these processes, sensor device can also comprise the driver element of the running parameter that can regulate or revise controlled system.For these systems, data processor can also produce can operate or set the command signal of driver with the selected parameter of adjusting controlled system.
Therefore, the MEMICS structure makes the electronics of control system and mechanical part be integrated in the single instrument becomes possibility.Integrated control instrument can provide one group of sensor and equipment, wherein can sensor and apparatus settings be supervision (little) electronics, (miniature) machinery or (little) process machine, for example sensor, motor, warning system, communication system, spectrograph, space equipment and medical supply etc. for a selected application.These systems provide the scale that may reside in controlled plant, comprise the intrasystem opertaing device of setting that is in circuit and component-level.
Brief Description Of Drawings
Accompanying drawing has shown specific embodiment of the present invention, can not be understood that to limit.
Fig. 1 has shown the functional-block diagram according to a structure of equipment of the present invention;
Fig. 2 has shown the control system with type equipment shown in a plurality of Fig. 1 that links to each other with controlled system;
Fig. 3 has shown the block scheme of the integrated device electronics that is used for control system;
Fig. 4 has shown to have the equipment that can be installed in the shell in the controlled system; And
Fig. 5 has shown the process flow diagram according to a process of the present invention.
The detailed description of shown embodiment
System and method described here provides can operate a plurality of equipment, comprise the integrated-control apparatus of a plurality of sensors.For illustrative purposes, system and method described here is shown as the sensing system that allows supervision and Control work space or other like environment on the whole.Yet, it should be understood by one skilled in the art that system and method described here is not limited to these, other application of this technology will fall in the spirit and scope of the present invention.
System described here and equipment provide an integrated electronic Machinery Control System that configurable sensor and driver equipment are provided.Each configurable equipment can comprise one group of sensor, for example thermometer, pressure gauge, accelerometer and other equipment, and comprise one or more drivers, for example pump, valve, motor, adjustable lens and other equipment.These equipment, comprise that in sensor and the driver each is all controlled by equipment manager, equipment manager will be set the parameter that these sensors and driver are worked.For example, equipment manager can be set the temperature range that a temperature sensor is worked.Equally, equipment manager can be set the running parameter of a motor, to limit the rotating speed of motor.In addition, equipment manager can also start and forbid some sensor and driver, so that in the equipment that comprises pressure transducer and thermometer, have only thermometer to be allowed to work, thus this sensor device collecting temperature information.
For the operation of setting sensor and driver, equipment manager can receive order by the contact manager that directly or indirectly is connected with data network, wherein this data network can with a data processor exchange data packets that links to each other with network.Data processor can produce the packet that comprises command signal, and packet will be sent to equipment manager by the contact manager of integrated control instrument.Equipment manager is for example by starting some sensor that links to each other with this equipment and responding the command signal that is used for set device for this choice of equipment running parameter.Like this, data processor can provide the central workstation that can set a plurality of integrated sensor device of the diverse location that is positioned at controlled system.Each sensor can monitor the special parameter that a duty with controlled system interrelates, and can provide the packet of information to data processor by data network, so that allow data processor to monitor and regulate in some applications the duty of controlled system.Therefore, should be appreciated that, integrated control system described here provides sensor and the actuator system that can set, these sensors and actuator system can be positioned at the diverse location of controlled system, and dynamically set by data handling system, realize a control system that is used to monitor and regulate the duty of controlled system to allow data handling system.
System described here can be connected to or comprise very large-scale different sensor type, and every kind of sensor type can differently be worked.Use these different equipment for convenience, an equipment manager that can be connected to input/output interface equipment is provided.Each sensor that links to each other with this system for example can be connected with interface by circuit and link to each other.Equipment manager can be operated input-output apparatus and start, forbids, monitors and control sensor.Equipment manager can be packaged into common format with the information of sensor acquisition then, and encapsulation of data can be sent to central processor equipment, the central processor equipment reading of data, and suitably influence control break.
Fig. 1 has shown an example of integrated electronic and mechanical pick-up device opertaing device.For this reason, shown system 10 comprises order and the control computer 12 that links to each other with transceiver 14, and transceiver 14 communicates with MEMIC equipment 16 then.MEMIC equipment 16 can be used as autonomous device or work in the multi-to-multi structure, and in the multi-to-multi structure, a plurality of MEMICS can be mutual with many orders and control module.This allows reserve and strengthens utilization factor.Fig. 1 has also shown a plurality of equipment 40, System Monitor 44, open loop feedback device 42, open loop interrupting device 46, system clock 50, power manager 52 and power supply 54.The MEMICS 16 of Fig. 1 shows with the form of functional-block diagram, comprises transceiver 20, contact manager 22, encoder/decoder 26, encryptor/decryptor 28, equipment manager 24, equipment monitor device 30, DAC/ADC equipment 32 and equipment I/O manager 34.
Order shown in Fig. 1 and control computer 12 are data disposal systems, its type is that operation implement to monitor and the common employing of computer program institute of control procedure, and for example can be the independent control system, for example by Foxboro Company of Foxboro, the Massachusetts type sold, perhaps can be conventional computer workstation, for example move computer program so that as the compatible workstation of the IBM PC of data processor controlled system operation.
Order and control computer 12 can be moved under the control of a computer program, this computer program can guidance command and control computer 12 produce the expression startup, enable and set the command signal of the signal of equipment 40 shown in Figure 1.These command signals can comprise the instruction that allows or forbid the interface of equipment 40.Command signal also comprises the instruction that is used to other parameters of working range, for example temperature range, pressure limit being set and being used for the equipment that is provided with 40.The computer program of operation can be conventional computer program on order and control computer 12, for example C programmer or JAVA language program, this computer program can download to integrated control module 16 from order and control computer 12 with small routine, is used to provide the initialization of equipment 40 and the client control of operation.
Fig. 1 has also shown the transceiver 14 that links to each other with control computer 12 with order.Transceiver 14 can be to gather by the command signal of order and control computer 12 generations and data-signal and with the form that is suitable for transmitting on the Physical layer of computer network, for example Ethernet or any IP network it is carried out formative network interface unit.Perhaps, transceiver 14 can be to be connected to order and control computer 12, to be used to be received in the packet that carries on the computer data network, the network interface unit of for example IP packet by data network, and wherein said computer data network provides a bi-directional data path between transceiver 14 and order and control computer 12.Transceiver 14 can receive packet from computer network, and converts these packets to can be broadcast to integrated control module 16 signal.For example, transceiver 14 can comprise a network interface unit that is connected to data network, communicates with order and control computer 12.The network interface unit of transceiver 14 can be connected to a radio-frequency (RF) transceiver, and this radio-frequency (RF) transceiver is broadcast to data and command signal the transceiver 20 of integrated control module 16.With this, integrated control module 16 can separate physically with computer network, and does not need the connection to network cable.Though the transceiver 14 above having described with reference to radio frequency link it will be understood by those skilled in the art that and can also adopt infrared link, twisted pair wire links or other any suitable communication links between transceiver 14 and integrated control module 16.
Shown transceiver 14 is to be attached on the I/O bus of order and control computer 12 by communication, parallel or PC card port.Transceiver unit is from the computing machine received energy.The operator can deduct the control to master routine, the interrupting device control system.The operator can carry out alternately with System Monitor, and wherein System Monitor comprises keyboard, switch, video display and other suitable I/O equipment.
Under the situation that signal of communication is suitably managed, transceiver can replace with electronics or optical line.Contact manager responds the preparation and the acceptance of message transfer.It comprises two main modular: organize the encoder/decoder unit of the data in the message, and only guarantee and be authorized to that order/control computer exchanges this message or only to be authorized to or the encryptor/decryptor unit of this message of format exchange that selection processor can be understood or handle.
As shown in Figure 1, transceiver 20 carries out two-way communication with contact manager 22.Contact manager 22 comprises encoder/decoder unit 26 and encryptor/decryptor unit 28.And for example shown in Figure 1, cell encoder 26 all is connected with two-way communication with encryption equipment unit 28.And for example shown in Figure 1, contact manager 22 is connected between transceiver 20 and the equipment manager 24.Contact manager can be electronic circuit or the software program that moves on general purpose microprocessor.The data that contact manager 22 adopts encoder/decoder unit 26 to organize in the packet are so that transmit to transceiver 14 by transceiver 20.Data are organized into the form that can be understood by the computer program that moves by scrambler 26 on order and control computer 12.Equally, encoder/decoder 26 can receive the packet that is produced by order and control computer 12, and selects the order and the data-signal of the operation that is used for initialization and sensors configured 40 that will be sent to equipment manager 24 from these packets.In one embodiment, the data that are transferred to transceiver 14 from scrambler 26 by transceiver 22 can be formatted into one by the network interface unit as the part of transceiver 14 and be suitable for the form exported at data network, and wherein this data network transmits data between transceiver 14 and order and control computer 12.
Fig. 1 has also shown a selectable unit, encryptor/decryptor 28.Encryptor/decryptor 28 can be an electronic circuit, or the software routines of moving on custom microprocessor.Encryptor/decryptor can the encryption and decryption signal, so that provide a safe floor for the communication between integrated control module 16 and order and the control computer 12.This has reduced the possibility of disturbing the correct supervision of controlled system of distorting.
Fig. 1 has also shown an equipment manager 24, comprises the equipment monitor device 30 that is connected to equipment I/O multiplexer 34 by digital to analog converter 32.Equipment manager 30 is Data transmission between equipment 40 and contact manager 22.In addition, can be that the equipment manager 24 of circuit or the software routines moved is handled and response provides from order and control computer on microprocessor, be used to dispose, the order and the data-signal of startup and operating equipment 40.More specifically, equipment manager 30 can comprise a state machine, and this state machine response command signal starts selectively and forbids equipment 40.For example, in one embodiment, order and control computer 12 can be to command signals of equipment manager 24 transmission, in indicating equipment manager 24 starting outfits 40 one, and wherein, the equipment 40 of startup comprises a pressure transducer.In addition, control computer 12 can be provided with order and the data-signal that indicating equipment manager 30 is provided with the running parameter of institute's starting pressure sensor 40.For example, by selecting to be added to the reference voltage on the pressure transducer, can in selected scope, operate the specified pressure sensor.
In this embodiment, equipment manager 30 responses to select suitable reference voltage, realize required pressure-sensing scope from the order of order and control computer 12.It will be understood by those skilled in the art that equipment manager 30 can be provided with required any parameter for equipment 40, and the design of this equipment manager and exploitation are that the those of ordinary skill in electronic engineering field is known.Equipment monitor device 30 can also receive data from sensor, for example the pressure of being measured by sensor 40.Equipment manager 30 can transmit these signals by contact manager 22, to encapsulate and to be sent to transceiver 14.Digital to analog converter shown in Fig. 1 and analog digital converter 32 can be any suitable Circuits System of carrying out these functions, and can be integrated circuit components separately or the integrated circuit components that provides as the part of a single integrated circuit.Yet, should be appreciated that, can be as required make amendment to the circuit for signal conditioning that adopts by equipment described here, and these modifications to be considered to be in scope that the those of ordinary skill institute in electronic engineering field can realize interior.
In the embodiment shown, a plurality of equipment 40 are connected to equipment manager 24 by two-way approach.For this reason, equipment manager 24 comprises an equipment I/O multiplexer 34.This equipment I/O multiplexer can be electronic circuit or the software routines moved on custom microprocessor.This is known in the field in the operation of switching between each equipment 40, be used for the multiplexer of transmission data between selected device and equipment manager 24, can adopt any suitable multiplexer to be used for the present invention.
Integrated-control apparatus 16 shown in Fig. 1 comprises the bidirectional interface to System Monitor 44.System Monitor 44 can be the video display, for example terminal that have keyboard, allows operator and this integrated control instrument to link, and for example, changes the parameter of sensor device 40, and monitors the data that produced by sensor device 40.System Monitor 44 links to each other with an open loop feedback device 42.These open loop feedback devices 42 for example can be alarm devices, such as steam whistle or flash of light, when the particular data from an equipment 40 shows alarm conditions, excite alarm device by integrated control module 16.Shown in System Monitor 44 be also connected to an interrupting device 46.Interrupting device 46 allows the operator not consider the command signal of being implemented by equipment manager 24.Therefore, interrupting device be used to forbid selected device 40 start other equipment 40 or allow the user by integrated control instrument 16 to ordering and control computer 12 transmission information.In other were used, under the situation that does not depart from scope of the present invention, interrupting device 46 can use with system described here.
Fig. 1 also demonstrates integrated control module 16 and can link to each other with 54 with power supply unit 52 with power management with system clock 50.System clock can be the conventional electrical clock element that clock signal is provided to equipment manager 30.This clock signal can be used for the rate of change of special parameter, for example pressure and temperature is carried out timing, and be used for monitoring and keep information about the state of integrated control module 16, for example how long control module 16 has moved, and data are gathered so that send back the date and time of order and control computer 12.All signal Synchronization that system clock makes processing in control module 16.Optional power management block is in response to basis energy conservation and distribution on each equipment by the needs of System Monitor indication.Power management and power supply unit 52 and 54 can be conventional battery or A/C power supplys.Though system clock 50 shown in Figure 1 and power management and power- supply system 52 and 54 are separating components of system 10, those of ordinary skills can understand, and these parts can be included in the integrated-control apparatus 16.
The master routine of closed-loop system moves on computing machine 12 or computer set.This program have one with the mutual user interface of operator, and carry out general data analysis and order and control function.This program comprises an encipheror alternatively.This program can provide true-time operation by the command signal with priority valve is provided, and wherein priority valve can be understood by equipment manager 30, is used for determining the order that operation takes place.This make to calculate function and determines at first to report back which sensing data, at first starts which driver or carry out in proper order with any other.
As mentioned above, equipment manager from/transmit message to controlled plant.It comprises the equipment monitor device, and the equipment monitor device responds the digital processing of signal, is equipped with necessary logic and arithmetic function, and has necessary storer to guarantee throughput.The apparatus shown manager comprises a digital to analog converter and an analog digital converter.Also comprise an equipment I/O channel multiplexer, allow the equipment monitor device that its notice is switched to another equipment from an equipment.
Though Fig. 1 has shown a single control module 16, a plurality of (miniature) electromechanical equipment also can be connected on the integrated control instrument of MEMICS.These equipment can be sensor, motor, treatment facility.Integrated-control apparatus is monitored by System Monitor.The general utility functions of System Monitor response IC I.It and order and control computer exchange state information, or by open loop feedback device and operator's exchange state information such as light emitting diode.It reacts on from order and control module or passes through the command signal that interrupting device, for example switch or button receive from the operator.With this, the operator can cross command system, and closure sensor or equipment move independent off line test or other similar functions.
Fig. 2 has shown a system 10, comprises a plurality of transceiver elements 16a-16f that link to each other with network-bus 15, and wherein network-bus 15 is connected to an order and control computer 12.As mentioned above, order and control computer 12 execution are to the processing of control system, and operator's input is responded.Fig. 2 has also shown a room 30, room 30 comprise transceiver 16d and four types for as with reference to figure 1 described integrated control module 18a-18d.Any system or space that room 30 can comprise assembly line, chemical plant, working environment and be monitored or control.Each of integrated control module 18a-18d all links to each other with sensor or device.For example, unit 18a links to each other with a valve 20 with motor-driven closing assembly.Equally, unit 18a links to each other with 24 with thermostat 22 respectively with 18b.Unit 18d links to each other with the common sensor/equipment component of any element that an expression is suitable for using in control system.
As mentioned above, unit 18a-18d can receive order and provide data by data link, for example IR or radio frequency link to transceiver 16d.Alternatively, can adopt hard wired links.In the embodiment shown, transceiver 16d is by network 15 and order computing machine 12 swap datas and instruction.
Each unit 18a-18d can receive the order data signal from order computing machine 12.How this data indicating equipment manager 24 drives or gets in touch sensor, driver or other equipment that links to each other with this unit.Equipment manager 24 can be with this information from sensor, driver and equipment Information Monitoring, and this information translation can be become can send to the standard format of transceiver 16d.Transceiver 16d can change into data layout a standard format that is suitable for transmission on network 14.Therefore, system 10 provides one and has had to the control system of the standard interface of its equipment, driver and sensor.
Fig. 3 has shown an alternative embodiment of the present invention, wherein, integrated-control apparatus is formed an integrated circuit, thereby forms circuit and sensor according to equipment of the present invention on a substrate.More specifically, Fig. 3 has shown an integrated circuit 60, comprises microcontroller core 62, static RAM (SRAM) 64 and electrically-programmable memory 66 and ROM (read-only memory) 68.Equipment 60 also comprises gyroscope 70, temperature sensor 72, gyroscope 74 and accelerometer 76.Microcontroller core 62 can be conventional microcontroller core, operates in response to the computer program that is stored among ROM 68 and the EEPROM 66.The input signal that microcontroller core 62 can also receive in response to the IO interface (not shown) from the type that usually adopts with microcontroller circuit is reacted.
Fig. 3 has shown the integrated-control apparatus that can form on a substrate, wherein, programmable microprocessor core 62 is operated under the control of program, to implement the contact manager and the equipment manager function of integrated-control apparatus.In one embodiment, microcontroller core 62 with by the 68HC05 core classes of motorola inc's exploitation seemingly, this core can be with higher level lanquage, for example C programming, to produce the one group of command signal that can implement contact manager and equipment manager function.This procedure development known principle from electronic engineering and computer science draws, and any suitable computer program can be used for the present invention under the situation that does not depart from scope of the present invention.Integrated system 60 shown in Fig. 3 also comprises four sensor elements, and these four sensor elements can be set separately by microcontroller circuit, to gather the selected information about controlled system.For example, in one embodiment, little integrated-control apparatus 60 can be attached to one on the box that moves on the travelling belt.In this embodiment, microprocessor can adopt accelerometer 76 and gyroscope 74 to come receive direction and movable information, for the control program use of operation on order and control computer 12.Another part in control system, equipment 60 can be placed on the position of controlled system, on this position, optimum duty of temperature survey and maintenance is relevant, and, in this application, order and control program can send to a program micro-control unit of carrying out from EEPROM 66 60, also report the temperature data that returns from this sensor acquisition with indication microcontroller core start-up temperature sensor 72.In order to report return data, element 60 can link to each other with an infrared transceiver element (not shown), this infrared transceiver element is used for swap data between the transceiver 14 that links to each other with computer data network and order and control computer 12, wherein data network transmission information between transceiver 14 and order and control computer 12.
Fig. 4 has shown another embodiment of the present invention with the functional-block diagram form.More specifically, Fig. 4 has shown a system 90, comprises shell 90 pipes on the part that can be installed in controlled system.System 90 can comprise microcontroller 94, transceiver 98 and sensor 102,104 and 106.In the embodiment shown, sensor 102,104 and 106 is respectively pressure transducer, temperature sensor and accelerometer.These three sensors can be operated under the control of microcontroller 94, are used to measure the special parameter of controlled system.In another embodiment, system 90 can comprise that one is used to form the sensor that separates physically with shell 90 or the IO port that is electrically connected of driver.With this, integrated control system 90 can also with the unit separate but the equipment that links to each other with controlled system communicate.
Transceiver 98 shown in Fig. 4 can be used for transmitting to a transceiver that communicates and transfer data to central computer system with data network.In one embodiment, a plurality of equipment, for example equipment 90 can communicate with a single transceiver 14.In this embodiment, contact manager can produce the device id of the unique equipment 90 that an expression and transceiver 14 communicate.This makes transceiver 14 can determine which equipment to transceiver 14 speech, and therefore is provided for information at the computer data network transmitting data to transceiver 14.
Fig. 5 has shown according to the process that is used to control and monitor a system of the present invention.More specifically, Fig. 5 has shown a process 120, this process comprises the following steps: to produce initialization and data command 122, broadcast data and order 124, confirm the initialization 126 of integrated control module, monitoring data 128 determines whether this surveillance needs to reset 130, and, produce necessary order and the data-signal 132 of resetting.
More specifically, process 120 shown in Figure 5 can be used for initialization and reset the sensor unit that is used to monitor controlled system by order and control computer 12.In first step 122, the setting that order and control computer can the initialization controlled systems.In this step, order and control computer 12 produce one group of set information that is used for setting various not setting sensor equipment.Therefore, order and control module can determine which sensor device will measure temperature, which with gaging pressure, which valve and collection air sample or any other function of being provided by each sensor device will be provided.In case produced setting data and order, then process 120 proceeds to step 124, here, these data and command signal is broadcasted on data network.In this step, data and order are sent to the transceiver 14 shown in transceiver, for example Fig. 1 by network, this transceiver is used for this information broadcast each transceiver unit 20 to different integrated-control apparatus 16.
After step 124, process 120 proceeds to step 126, and step 126 is optional steps, and in this step, order and control computer can be set in confirmation request.In this step, order and control module can determine that each integrated-control apparatus receives the order data that sends to this equipment and suitably set, and operate sensor and the driver selected by order and control computer 12.If the initialization test failure, then order and control module can be ended initialization procedure alternatively and require user intervention, or take any other suitable step.
In step 128, order and control module supervision are by each equipment collection and send it back the data of order and control computer 12 by data network.Order and control computer 12 can be used for this information general process control and supervision.
In the embodiment shown in fig. 5, process 120 proceeds to step 130 alternatively,, monitors the data of returning from sensor device and driver by step 120, to determine whether this process needs to be reset, to monitor other characteristics of controlled system here.If system will not reset, then process 120 proceeds to step 132 from step 130, produces and broadcasting will be by the new order and the data-signal that will reset sensor device and driver equipment of order and control module 12 employings.Perhaps, if do not need to set, then step 130 can be returned step 128, the beginning monitoring data.
Should be appreciated that the above-mentioned embodiment of the invention is the illustration of application more of the present invention and principle.Under situation without departing from the spirit and scope of the present invention, those of ordinary skills can make various modifications.In addition, should be appreciated that system described here and equipment can be used in the various application, comprise product that supervision moves along assembly line, monitor movable and other any suitable applications of blood vessel (vessel).
Claims (22)
1. device that is used to control a system comprises:
A data interface is used for representing a data transmission over networks packet of data and command signal,
A contact manager, link to each other with described data-interface, be used for the processing said data bag so that exchange described data and command signal with a data processor, wherein, each described packet is organized described data and command signal according to the predetermined format that is suitable for transmitting on described data network, and
An equipment manager is suitable for processing said data and command signal, is used for setting selectively the control signal of the operating characteristic of the equipment that links to each other with controlled system with generation.
2. device as claimed in claim 1, wherein, described equipment comprises that one communicates the sensor that is connected with described equipment manager.
3. device as claimed in claim 1, wherein, described equipment comprises that one communicates the driver that is connected with described equipment manager.
4. device as claimed in claim 2 also comprises a shell that comprises described sensor, described equipment manager, described contact manager and described data-interface.
5. device as claimed in claim 3 also comprises a shell that comprises described driver, described equipment manager, described contact manager and described data-interface.
6. device as claimed in claim 1 also comprises a multichannel interface, is used to a plurality of equipment that allow described equipment manager supervision and control to link to each other with controlled system.
7. device as claimed in claim 1 also comprises an encryption processor, is used for described data and the command signal of encryption and decryption by the data network transmission.
8. device as claimed in claim 1 comprises that also one is used to be connected to a System Monitor, monitors and adjust the interface operable of described equipment to allow the user.
9. device as claimed in claim 1 also comprises a system clock.
10. an integrated-control apparatus that is used to monitor the characteristic of controlled system comprises,
One is suitable for removable and is installed in shell on the controlled system replaceably, and described shell comprises:
A data interface is used for by a data network packet of representative data and command signal being sent to a data processor,
A contact manager, link to each other with described data-interface, be used for the processing said data bag so that exchange described data and command signal, wherein with described data processor, each described packet is organized described data and command signal according to the predetermined format that is suitable for transmitting on described data network
An equipment manager responds described data and command signal, can control and monitor an equipment, and
A sensor that is used to monitor the described characteristic of described controlled system.
11. a semiconductor equipment that is used to monitor a controlled system comprises:
Substrate with formation a plurality of circuit thereon, described circuit comprises:
A contact manager is used to handle the packet with data and command signal, and wherein, each described packet is organized described data and command signal according to the predetermined format that is adapted to pass through the data network transmission,
An equipment manager is suitable for processing said data and command signal, the control signal that is used to operate the equipment that links to each other with controlled system with generation,
The sensor that can monitor the characteristic of controlled system, and
The driver that can regulate the running parameter of controlled system, thereby, handle the command signal that transmits from a data processor by described equipment manager, be used to control described sensor and described driver is carried out selected operation.
12. device as claimed in claim 11, wherein, described sensor comprises temperature sensor, pressure transducer, accelerometer, gyroscope, photo-detector, microphone and any combination thereof.
13. device as claimed in claim 11, wherein, described driver comprises motor, pump, valve, FPDP and any combination thereof.
14. device as claimed in claim 11, wherein, described contact manager comprises an ID generator, is used to produce have a packet that is used to store the field of controlled system id signal, and described controlled system id signal is used to discern the controlled system that interrelates with described packet.
15. device as claimed in claim 11, wherein, described contact manager comprises one, and to be used for packet is sent to type be the interface that is suitable on the physical layer equipment that transmits data on the data network.
16. device as claimed in claim 11, wherein, described contact manager comprises an interface on the radio-frequency apparatus that is used to be sent to a radiofrequency signal that is used to launch expression data and command signal.
17. device as claimed in claim 11, wherein, described contact manager comprises a device id generator, is used to produce a device id signal that is used to discern the equipment that produces packet.
18. a control system that is used to monitor and adjust the duty of a controlled system comprises
A data processor, type is for the information of at least one characteristic of the duty that can handle the expression controlled system and can produce the command signal of instruction that expression is used for the operation of setting sensor equipment, and
A data network that links to each other with described data processor, type be for being suitable for transmitting information signal, and
A plurality of sensor devices, each sensor device links to each other with controlled system, is used to monitor the characteristic of the duty of described system, and each sensor device has
A contact manager, be used for handle packet in case with a remote data processor swap data and command signal, wherein, each described packet is organized described data and command signal according to a predetermined format,
An equipment manager is suitable for the control signal that processing said data and command signal are used to operate an equipment that links to each other with controlled system with generation, and
The sensor that can monitor the characteristic of controlled system, thereby, handle the command signal that transmits from described data processor by described equipment manager, be used to control described sensor and carry out selected operation.
19. control system as claimed in claim 18, wherein, described sensor device also comprises the driver equipment that links to each other, can regulate the duty of controlled system with described equipment manager.
20. control system as claimed in claim 19, wherein, described data processor comprise one be used for producing at least one that will be transferred to described a plurality of driver equipment, be used to set the mechanism of described driver equipment with the command signal of selected mode operation.
21. a process that is used to control a system, wherein said system have a duty and have the characteristic of at least one expression duty, described process comprises
Provide type be can handle the expression controlled system duty at least one characteristic information and can produce the data processor of command signal of instruction that expression is used for the operation of setting sensor equipment,
Provide link to each other with described data processor, type is the data network that is suitable for transmitting information signal, and
Sensor device is connected to controlled system, is used to monitor the characteristic of the duty of described system, wherein, sensor has
A contact manager, be used for handle packet in case with described data processor swap data and command signal, wherein, each described packet is organized described data and command signal according to a predetermined format,
The sensor that can monitor the characteristic of controlled system,
An equipment manager is suitable for processing said data and command signal and controls the operation of described sensor, and
Be used to set the command signal that described sensor is operated in selected mode from described data processor transmission.
22. process as claimed in claim 21 also comprises:
The also driver of the duty of regulating system that can link to each other with controlled system is provided, and
Send the command signal of the operation that is used to indicate described driver from described data processor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5495197P | 1997-08-07 | 1997-08-07 | |
| US60/054,951 | 1997-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1276072A true CN1276072A (en) | 2000-12-06 |
Family
ID=21994579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98809689 Pending CN1276072A (en) | 1997-08-07 | 1998-08-07 | Micro-electro-mechanical integrated control systems |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1012683A2 (en) |
| JP (1) | JP2001512865A (en) |
| CN (1) | CN1276072A (en) |
| AU (1) | AU9197198A (en) |
| CA (1) | CA2299507A1 (en) |
| WO (1) | WO1999008168A2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7565220B2 (en) | 2006-09-28 | 2009-07-21 | Lam Research Corporation | Targeted data collection architecture |
| US7672747B2 (en) | 2000-03-30 | 2010-03-02 | Lam Research Corporation | Recipe-and-component control module and methods thereof |
| US7814046B2 (en) | 2006-09-29 | 2010-10-12 | Lam Research Corporation | Dynamic component-tracking system and methods therefor |
| CN101454895B (en) * | 2006-05-22 | 2012-12-19 | 弗拉多米尔·瓦格诺夫 | Semiconductor input control device |
| CN104158134A (en) * | 2014-06-30 | 2014-11-19 | 江苏德驰电气有限公司 | Low-voltage bus duct IOT (Internet of Things) plug box |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6766381B1 (en) | 1999-08-27 | 2004-07-20 | International Business Machines Corporation | VLSI network processor and methods |
| US7356580B1 (en) * | 2000-03-30 | 2008-04-08 | Lam Research Corporation | Plug and play sensor integration for a process module |
| US6892216B2 (en) | 2001-02-13 | 2005-05-10 | Snap-On Incorporated | Common platform for use in automotive services |
| EP2204703A1 (en) * | 2008-12-23 | 2010-07-07 | Siemens Aktiengesellschaft | Method for improved operating of an industrial automation system and corresponding devices |
| JP5445904B2 (en) * | 2009-03-05 | 2014-03-19 | 横河電機株式会社 | Operating state monitoring device and operating state monitoring system using the same |
| JP2016126705A (en) * | 2015-01-08 | 2016-07-11 | 三菱日立パワーシステムズ株式会社 | Control system, control method and program |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4734909A (en) * | 1982-03-08 | 1988-03-29 | Sperry Corporation | Versatile interconnection bus |
| US5553220A (en) * | 1993-09-07 | 1996-09-03 | Cirrus Logic, Inc. | Managing audio data using a graphics display controller |
| US5717737A (en) * | 1995-06-01 | 1998-02-10 | Padcom, Inc. | Apparatus and method for transparent wireless communication between a remote device and a host system |
-
1998
- 1998-08-07 AU AU91971/98A patent/AU9197198A/en not_active Abandoned
- 1998-08-07 EP EP98944433A patent/EP1012683A2/en not_active Withdrawn
- 1998-08-07 CA CA002299507A patent/CA2299507A1/en not_active Abandoned
- 1998-08-07 CN CN 98809689 patent/CN1276072A/en active Pending
- 1998-08-07 WO PCT/US1998/016490 patent/WO1999008168A2/en not_active Application Discontinuation
- 1998-08-07 JP JP2000506571A patent/JP2001512865A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7672747B2 (en) | 2000-03-30 | 2010-03-02 | Lam Research Corporation | Recipe-and-component control module and methods thereof |
| CN101454895B (en) * | 2006-05-22 | 2012-12-19 | 弗拉多米尔·瓦格诺夫 | Semiconductor input control device |
| US7565220B2 (en) | 2006-09-28 | 2009-07-21 | Lam Research Corporation | Targeted data collection architecture |
| US7814046B2 (en) | 2006-09-29 | 2010-10-12 | Lam Research Corporation | Dynamic component-tracking system and methods therefor |
| US8010483B2 (en) | 2006-09-29 | 2011-08-30 | Lam Research Corporation | Component-tracking system and methods therefor |
| US8295963B2 (en) | 2007-03-29 | 2012-10-23 | Lam Research Corporation | Methods for performing data management for a recipe-and-component control module |
| CN104158134A (en) * | 2014-06-30 | 2014-11-19 | 江苏德驰电气有限公司 | Low-voltage bus duct IOT (Internet of Things) plug box |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999008168A2 (en) | 1999-02-18 |
| AU9197198A (en) | 1999-03-01 |
| EP1012683A2 (en) | 2000-06-28 |
| JP2001512865A (en) | 2001-08-28 |
| WO1999008168A3 (en) | 1999-04-29 |
| CA2299507A1 (en) | 1999-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101960417B (en) | Configuration of field devices on a network | |
| CN1276072A (en) | Micro-electro-mechanical integrated control systems | |
| JP4944869B2 (en) | Schematic generator used in process control network with distributed control function | |
| CN1158606C (en) | Remote diagnostics in a process control network having distributed control function | |
| US8204078B2 (en) | Apparatus, system, and method for integration of wireless devices with a distributed control system | |
| US7058542B2 (en) | Wireless diagnostic system in industrial processes | |
| US7979162B2 (en) | Wireless controller and a method for wireless control of a device mounted on a robot | |
| EP3235185B1 (en) | Data transfer on an industrial process network | |
| US8165141B2 (en) | Method for configuring a node of an industrial wireless network | |
| CN100422887C (en) | Multifunctioal processing system controller | |
| CN100373273C (en) | Field maintenance tool with improved device description communication and storage | |
| US20030129944A1 (en) | System and method of monitoring and controlling a remote device | |
| WO1999031634A1 (en) | Method for field programming an industrial process data transmitter | |
| CN104280518A (en) | Measuring Arrangement | |
| WO2011079300A2 (en) | Universal human machine interface for automation installation | |
| US20060129347A1 (en) | Generic transducer interface | |
| WO2008118734A1 (en) | Configuration of wireless field devices for process control plants | |
| US7376760B1 (en) | Methods and apparatus to support acquisition of data | |
| JP2017162413A (en) | Slave device, slave device control method, information processing program, and recording medium | |
| Al-Ali et al. | Wireless smart sensors networks overview | |
| KR100908047B1 (en) | Communication network based monitoring and control system for water treatment facilities | |
| US9538263B2 (en) | Sensor and sensor network and method for the operation thereof | |
| CN112840298A (en) | User input module for an automation process field device and the same field device | |
| SE527467C2 (en) | Method of positioning and a positioning system | |
| CN113330470A (en) | Autonomous coordination of devices in an industrial environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |