CN105741521A - Intelligent remote wireless meter reading and billing system - Google Patents
Intelligent remote wireless meter reading and billing system Download PDFInfo
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- CN105741521A CN105741521A CN201610069600.2A CN201610069600A CN105741521A CN 105741521 A CN105741521 A CN 105741521A CN 201610069600 A CN201610069600 A CN 201610069600A CN 105741521 A CN105741521 A CN 105741521A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention provides an intelligent remote wireless meter reading and billing system which comprises an intelligent electric meter, a data acquisition unit, a coordinator and a management system.The coordinator creates a wireless network with independent network identification.The data acquisition unit joins the network.The intelligent electric meter encrypts power utilization information and generates a network address containing the data acquisition unit, identification information and a power utilization information frame of the encrypted power utilization information are uploaded to the data acquisition unit, the data acquisition unit detects the sub-channel state, if a sub-channel is in a busy state, the data acquisition unit enters a sending delay state and continues to carry out detection, and if the sub-channel is in an idle state, the data acquisition unit sends a data sending request to the coordinator and sends the power utilization information frame after receiving data sending allowing information returned by the coordinator.When the coordinator receives the power utilization frame and judges arrival of sending slot time, the coordinator sends the power utilization frame to the management system, the management system decrypts the power utilization information, displays the power utilization information in real time, calculates electric charge and sends short messages containing electric charge information to users.
Description
Technical field
The present invention relates to remote meter reading charging field, be specifically related to a kind of intelligent remote wireless and check meter charge system.
Background technology
Along with society's increase day by day to electricity needs, power supply network has spread all over city and each corner of rural, the quantity of power consumer is also in quick increase, the quantity of ammeter quickly increases too, this makes to check meter becomes a hard work, appearance along with the quickening of China's electrical network intelligent construction process and wireless sensor network technology, occur in that many middle electric power meters and the remote meter reading charge system based on wireless sensor network, but current electric power meter design is relatively simple, man-machine interaction is friendly not, on the other hand, increase due to the data acquisition unit in remote meter reading charge system and coordinator quantity, gather the data uploaded and constantly become huge, cause communication blocking, loss of data, leverage the accuracy of electric energy tariffing, real-time and reliability.
In order to meet being actually needed of power system service, design and will have highly important meaning based on the intelligent remote of wireless sensor network technology charge system of checking meter.
Summary of the invention
The present invention is for overcoming the deficiencies in the prior art, it is provided that a kind of intelligent remote wireless is checked meter charge system.
This invention address that its technical problem is adopted the following technical scheme that
The intelligent remote wireless of the present invention is checked meter charge system, this system includes: at least one intelligent electric meter (100), at least one data acquisition unit (200), at least one coordinator (300), management system (400), wherein:
Described intelligent electric meter (100) comprises: main controller module (101), for the control to intelligent electric meter modules；Power module (102), for the running voltage stable for the offer of intelligent electric meter each module, operating current；Memory module (103), for storing the power information of the user that intelligent electric meter collects and the running parameter of intelligent electric meter；Display module (104), for displaying to the user that duty and the power consumption of intelligent electric meter, electricity charge balance amount information；Key-press module (105), for the man-machine interaction between user and intelligent electric meter；Fault detection module (106), for detecting the duty of intelligent electric meter modules；Alarm module (107), sends alarm prompt sound when there are abnormal conditions for intelligent electric meter；Anti-theft module (108), described anti-theft module comprises intelligent electric meter package detection unit and Intelligent ammeter box open detection unit, when judging that ammeter encapsulation or table case send alarm by Alarm Unit when opening；Data acquisition module (109), for gathering the power information of the energy data comprising voltage, electric current, power, frequency, power factor (PF), phase angle and consumption；Encrypting module (110), for being encrypted power information to be uploaded；Wireless transport module (111), for uploading to the data acquisition unit belonging to intelligent electric meter and receiving information from affiliated data acquisition unit by the power information after encryption；Described data acquisition unit (200) comprises: main controller module (201), for the control of the modules to data acquisition unit (200)；Wireless transport module (202), for receiving power information that intelligent electric meter sends and being uploaded to coordinator and from coordinator (300) reception information and be issued to intelligent electric meter (100)；Memory module (203), is used for storing power information and information that coordinator (300) issues；Described coordinator (300) comprises: main controller module (301), for the control of the modules to coordinator (200)；Wireless transport module (302), for receiving the power information of data acquisition unit transmission and being uploaded to management system and receive information from management system and be issued to data acquisition unit；Memory module (303), for the information storing power information and management system issues；Described management system (400) comprises: main controller module (401), for the control of the modules to management system (400)；Wireless transport module (402), is used for receiving power information that coordinator (300) sends and to photos and sending messages under coordinator；Deciphering module (403), adds confidential information for what decipher reception；DBM (404), is used for storing information；Monitoring display module (405), for showing the information of all intelligent electric meters (100) in real time；Accounting module (406), for carrying out charging to the power consumption of intelligent electric meter (100)；Short message module (407), for sending, to user, the short message that electricity charge information is relevant；nullAfter described coordinator (300) starts，Create the wireless network with separate network mark，Described network identity is that management system (400) configures，Described data acquisition unit (200) obtains the network identity of described coordinator (300)，Send and add network request order，Described coordinator (300) sends after receiving addition network request order and adds network response command，Data acquisition unit (200) returns confirmation to coordinator (300) after receiving addition network response command，Coordinator (300) distributes unique network address for data acquisition unit (200) after receiving confirmation，And the described network address is sent to data acquisition unit (200) and network identity and the network address are sent to management system (400)，Data acquisition unit (200) updates the network address and network identity，Management system (400) is stored in corresponding with the network address of data acquisition unit (200) for network identity in DBM (404)；After data acquisition unit (200) adds the network that coordinator (300) is set up, the network address of data acquisition unit (200) periodic broadcast self, intelligent electric meter (100) obtains and preserves the network address of described data acquisition unit (200), and the connection request comprising intelligent electric meter (100) identification information is sent to data acquisition unit (200), data acquisition unit (200) preserves the identification information of intelligent electric meter (100) and returns successful connection response message to intelligent electric meter (100)；The main controller module (101) of intelligent electric meter (100) obtains the power information gathered from data acquisition module (109), power information transmission is encrypted to encrypting module (110), subsequently, main controller module (101) generates power information frame, this frame comprises the network address of data acquisition unit (200), the identification information of intelligent electric meter (100) and encrypted power information, and control wireless transport module (111) power information frame is uploaded to the data acquisition unit (200) belonging to intelligent electric meter (100)；After data acquisition unit (200) receives power information frame, by resolving the network address of the data acquisition unit (200) comprised in this frame getting frame, the identification information of intelligent electric meter (100), as judged, this power information frame is that intelligent electric meter belonging to it sends, then preserve power information frame, if it is not, then abandon this frame；nullThe channel communicated with data acquisition unit (200) is divided into many sub-channels by described coordinator (300)，And the plurality of sub-channel is distributed to multiple data acquisition unit (200)，Every sub-channels can be shared by multiple data acquisition units (200)，When a data acquisition unit (200) needs to upload power information frame，The state of the sub-channel of this data acquisition unit (200) is distributed in first detection，If this sub-channel is in busy state，Then this data acquisition unit (200) enters and postpones transmission state and continue detection sub-channel，If this sub-channel is in idle condition，Then send data sending request to coordinator (300)，After data acquisition unit (200) receives the data transmission permission message that coordinator (300) returns，Start to send power information frame，Coordinator (300) receives after power information frame to data acquisition unit (200) feeding back ACK information，And resolve the network address of the data acquisition unit (200) comprised in power information frame getting frame，The identification information of intelligent electric meter (100)，As judged, this power information frame is that data acquisition unit belonging to it (200) sends，Then preserve power information frame，If not，Then abandon this frame；The main controller module (401) of management system (400) generates the schedule information of tdma frame structure, and it is broadcast to each coordinator (300) by wireless transport module (402), coordinator (300) receives and parses through this schedule information and obtains the time slot for sending data distributing to oneself, when judging that time slot arrives, the main controller module (301) of coordinator (300) adds separate network mark in the power information frame of storage, control wireless transport module (302) subsequently and power information frame is sent to the wireless transport module (402) of management system (400)；The main controller module (401) of management system (400) receives wireless transport module (402) and sends the power information frame of coming, resolve the identification information obtaining separate network mark, the network address of data acquisition unit (200), intelligent electric meter (100), and control deciphering module (403) to encryption power information be decrypted, by separate network mark, the network address of data acquisition unit (200), intelligent electric meter (100) identification information and decipher after power information store in DBM (404)；Main controller module (401) reads the power information of all users from DBM (404), control monitoring display module (405) and show the power information of intelligent electric meter (100) in real time, main controller module (401) calculates the electricity charge of user according to the power information of user, controls short message module (407) and sends the short message comprising electricity charge information to user.
The main controller module (101,201,301,401) of described intelligent electric meter (100), data acquisition unit (200), coordinator (300) and management system (400) adopts flush bonding processor, has ARM7 kernel.
The intelligent electric meter package detection unit that described anti-theft module (108) comprises adopts pressure transducer, Intelligent ammeter box open detection unit to adopt infrared sensor, when ammeter encapsulation or table case are carried out illegal operation, pressure transducer or infrared sensor can perception immediately send alarm by Alarm Unit.
Described encrypting module (110) adopts, and described deciphering module (403) adopts DES algorithm or 3DES algorithm to be encrypted.
Good effect produced by the present invention is: the intelligent electric meter in this system integrates metering, detection, alarm, safety encryption, communication, controls, and effectively raises the informationization of electrical network, automatization and network management level.The data acquisition unit of system and coordinator define the wireless sensor network of a self-organizing, and between data acquisition unit and coordinator, between coordinator and management system, design employs efficient transmission mechanism, effectively avoid the data transmission conflict owing to number of devices increase causes, ensure that the accuracy of system acquisition data and promptness, management system can show the running status of all intelligent electric meters in real time, and charge information is provided in time for user, the management level of power supply unit are effectively provided.
Accompanying drawing explanation
Fig. 1 is that a kind of intelligent remote wireless of the present invention is checked meter the structural principle block diagram of charge system.
Fig. 2 is the structured flowchart of intelligent electric meter in the present invention.
Fig. 3 is the structured flowchart of data acquisition unit, coordinator in the present invention.
Fig. 4 is the structured flowchart managing system in the present invention.
Fig. 5 is the flow chart of system wireless transmitting network data transmission in the present invention.
Detailed description of the invention
Below by way of detailed description of the invention, and the invention will be further described in conjunction with accompanying drawing.
Referring to Fig. 1, the structural principle block diagram of charge system of checking meter for a kind of intelligent remote wireless of the present invention, this system includes: this system includes: at least one intelligent electric meter (100), at least one data acquisition unit (200), at least one coordinator (300), management system (400), described data acquisition unit (200) connects and manages at least one intelligent electric meter (100), described coordinator (300) connects and manages at least one data acquisition unit (200), management system (400) connects and manages at least one coordinator (300).
Referring to Fig. 2, for the structured flowchart of intelligent electric meter in the present invention, described intelligent electric meter (100) comprises: main controller module (101), for the control to intelligent electric meter modules；Power module (102), for the running voltage stable for the offer of intelligent electric meter each module, operating current；Memory module (103), for storing the power information of the user that intelligent electric meter collects and the running parameter of intelligent electric meter；Display module (104), for displaying to the user that duty and the power consumption of intelligent electric meter, electricity charge balance amount information；Key-press module (105), for the man-machine interaction between user and intelligent electric meter；Fault detection module (106), for detecting the duty of intelligent electric meter modules；Alarm module (107), sends alarm prompt sound when there are abnormal conditions for intelligent electric meter；Anti-theft module (108), described anti-theft module comprises intelligent electric meter package detection unit and Intelligent ammeter box open detection unit, when judging that ammeter encapsulation or table case send alarm by Alarm Unit when opening；Data acquisition module (109), for gathering the power information of the energy data comprising voltage, electric current, power, frequency, power factor (PF), phase angle and consumption；Encrypting module (110), for being encrypted power information to be uploaded；Wireless transport module (111), for uploading to the data acquisition unit belonging to intelligent electric meter and receiving information from affiliated data acquisition unit by the power information after encryption.
Referring to Fig. 3, for the structured flowchart of data acquisition unit, coordinator in the present invention.Described data acquisition unit (200) comprises: main controller module (201), for the control of the modules to data acquisition unit (200)；Wireless transport module (202), for receiving power information that intelligent electric meter sends and being uploaded to coordinator and from coordinator (300) reception information and be issued to intelligent electric meter (100)；Memory module (203), is used for storing power information and information that coordinator (300) issues.Described coordinator (300) comprises: main controller module (301), for the control of the modules to coordinator (200)；Wireless transport module (302), for receiving the power information of data acquisition unit transmission and being uploaded to management system and receive information from management system and be issued to data acquisition unit；Memory module (303), for the information storing power information and management system issues.
Referring to Fig. 4, for the present invention manages the structured flowchart of system.Described management system (400) comprises: main controller module (401), for the control of the modules to management system (400)；Wireless transport module (402), is used for receiving power information that coordinator (300) sends and to photos and sending messages under coordinator；Deciphering module (403), adds confidential information for what decipher reception；DBM (404), is used for storing information；Monitoring display module (405), for showing the information of all intelligent electric meters (100) in real time；Accounting module (406), for carrying out charging to the power consumption of intelligent electric meter (100)；Short message module (407), for sending, to user, the short message that electricity charge information is relevant；
Referring to Fig. 5, for the flow chart of system wireless transmitting network data transmission in the present invention.nullAfter described coordinator (300) starts，Create the wireless network with separate network mark，Described network identity is that management system (400) configures，Described data acquisition unit (200) obtains the network identity of described coordinator (300)，Send and add network request order，Described coordinator (300) sends after receiving addition network request order and adds network response command，Data acquisition unit (200) returns confirmation to coordinator (300) after receiving addition network response command，Coordinator (300) distributes unique network address for data acquisition unit (200) after receiving confirmation，And the described network address is sent to data acquisition unit (200) and network identity and the network address are sent to management system (400)，Data acquisition unit (200) updates the network address and network identity，Management system (400) is stored in corresponding with the network address of data acquisition unit (200) for network identity in DBM (404)；After data acquisition unit (200) adds the network that coordinator (300) is set up, the network address of data acquisition unit (200) periodic broadcast self, intelligent electric meter (100) obtains and preserves the network address of described data acquisition unit (200), and the connection request comprising intelligent electric meter (100) identification information is sent to data acquisition unit (200), data acquisition unit (200) preserves the identification information of intelligent electric meter (100) and returns successful connection response message to intelligent electric meter (100)；The main controller module (101) of intelligent electric meter (100) obtains the power information gathered from data acquisition module (109), power information transmission is encrypted to encrypting module (110), subsequently, main controller module (101) generates power information frame, this frame comprises the network address of data acquisition unit (200), the identification information of intelligent electric meter (100) and encrypted power information, and control wireless transport module (111) power information frame is uploaded to the data acquisition unit (200) belonging to intelligent electric meter (100)；After data acquisition unit (200) receives power information frame, by resolving the network address of the data acquisition unit (200) comprised in this frame getting frame, the identification information of intelligent electric meter (100), as judged, this power information frame is that intelligent electric meter belonging to it sends, then preserve power information frame, if it is not, then abandon this frame；nullThe channel communicated with data acquisition unit (200) is divided into many sub-channels by described coordinator (300)，And the plurality of sub-channel is distributed to multiple data acquisition unit (200)，Every sub-channels can be shared by multiple data acquisition units (200)，When a data acquisition unit (200) needs to upload power information frame，The state of the sub-channel of this data acquisition unit (200) is distributed in first detection，If this sub-channel is in busy state，Then this data acquisition unit (200) enters and postpones transmission state and continue detection sub-channel，If this sub-channel is in idle condition，Then send data sending request to coordinator (300)，After data acquisition unit (200) receives the data transmission permission message that coordinator (300) returns，Start to send power information frame，Coordinator (300) receives after power information frame to data acquisition unit (200) feeding back ACK information，And resolve the network address of the data acquisition unit (200) comprised in power information frame getting frame，The identification information of intelligent electric meter (100)，As judged, this power information frame is that data acquisition unit belonging to it (200) sends，Then preserve power information frame，If not，Then abandon this frame；The main controller module (401) of management system (400) generates the schedule information of tdma frame structure, and it is broadcast to each coordinator (300) by wireless transport module (402), coordinator (300) receives and parses through this schedule information and obtains the time slot for sending data distributing to oneself, when judging that time slot arrives, the main controller module (301) of coordinator (300) adds separate network mark in the power information frame of storage, control wireless transport module (302) subsequently and power information frame is sent to the wireless transport module (402) of management system (400)；The main controller module (401) of management system (400) receives wireless transport module (402) and sends the power information frame of coming.
In sum, intelligent electric meter energy collecting in this system of the present invention is enough measured, detection, alarm, safety encryption, communication, control function, between data acquisition unit and coordinator, efficient transmission mechanism is used between coordinator and management system, effectively avoid due to equipment room data transmission conflict, ensure that the accuracy of system acquisition data and promptness, management system can show the running status of all intelligent electric meters in real time, and charge information is provided in time for user, the management level of power supply unit are effectively provided, effectively raise the informationization of electrical network, automatization and network management level, there is good application prospect.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendments made within the spirit and principles in the present invention, equivalent replacement and improvement etc., should be included within protection scope of the present invention.
Claims (4)
1. an intelligent remote wireless is checked meter charge system, this system includes: at least one intelligent electric meter (100), at least one data acquisition unit (200), at least one coordinator (300), management system (400), wherein:
Described intelligent electric meter (100) comprises: main controller module (101), for the control to intelligent electric meter modules；Power module (102), for the running voltage stable for the offer of intelligent electric meter each module, operating current；Memory module (103), for storing the power information of the user that intelligent electric meter collects and the running parameter of intelligent electric meter；Display module (104), for displaying to the user that duty and the power consumption of intelligent electric meter, electricity charge balance amount information；Key-press module (105), for the man-machine interaction between user and intelligent electric meter；Fault detection module (106), for detecting the duty of intelligent electric meter modules；Alarm module (107), sends alarm prompt sound when there are abnormal conditions for intelligent electric meter；Anti-theft module (108), described anti-theft module comprises intelligent electric meter package detection unit and Intelligent ammeter box open detection unit, when judging that ammeter encapsulation or table case send alarm by Alarm Unit when opening；Data acquisition module (109), for gathering the power information of the energy data comprising voltage, electric current, power, frequency, power factor (PF), phase angle and consumption；Encrypting module (110), for being encrypted power information to be uploaded；Wireless transport module (111), for uploading to the data acquisition unit belonging to intelligent electric meter and receiving information from affiliated data acquisition unit by the power information after encryption；
Described data acquisition unit (200) comprises: main controller module (201), for the control of the modules to data acquisition unit (200)；Wireless transport module (202), for receiving power information that intelligent electric meter sends and being uploaded to coordinator and from coordinator (300) reception information and be issued to intelligent electric meter (100)；Memory module (203), is used for storing power information and information that coordinator (300) issues；
Described coordinator (300) comprises: main controller module (301), for the control of the modules to coordinator (200)；Wireless transport module (302), for receiving the power information of data acquisition unit transmission and being uploaded to management system and receive information from management system and be issued to data acquisition unit；Memory module (303), for the information storing power information and management system issues；
Described management system (400) comprises: main controller module (401), for the control of the modules to management system (400)；Wireless transport module (402), is used for receiving power information that coordinator (300) sends and to photos and sending messages under coordinator；Deciphering module (403), adds confidential information for what decipher reception；DBM (404), is used for storing information；Monitoring display module (405), for showing the information of all intelligent electric meters (100) in real time；Accounting module (406), for carrying out charging to the power consumption of intelligent electric meter (100)；Short message module (407), for sending, to user, the short message that electricity charge information is relevant；
nullAfter described coordinator (300) starts，Create the wireless network with separate network mark，Described network identity is that management system (400) configures，Described data acquisition unit (200) obtains the network identity of described coordinator (300)，Send and add network request order，Described coordinator (300) sends after receiving addition network request order and adds network response command，Data acquisition unit (200) returns confirmation to coordinator (300) after receiving addition network response command，Coordinator (300) distributes unique network address for data acquisition unit (200) after receiving confirmation，And the described network address is sent to data acquisition unit (200) and network identity and the network address are sent to management system (400)，Data acquisition unit (200) updates the network address and network identity，Management system (400) is stored in corresponding with the network address of data acquisition unit (200) for network identity in DBM (404)；
After data acquisition unit (200) adds the network that coordinator (300) is set up, the network address of data acquisition unit (200) periodic broadcast self, intelligent electric meter (100) obtains and preserves the network address of described data acquisition unit (200), and the connection request comprising intelligent electric meter (100) identification information is sent to data acquisition unit (200), data acquisition unit (200) preserves the identification information of intelligent electric meter (100) and returns successful connection response message to intelligent electric meter (100)；The main controller module (101) of intelligent electric meter (100) obtains the power information gathered from data acquisition module (109), power information transmission is encrypted to encrypting module (110), subsequently, main controller module (101) generates power information frame, this frame comprises the network address of data acquisition unit (200), the identification information of intelligent electric meter (100) and encrypted power information, and control wireless transport module (111) power information frame is uploaded to the data acquisition unit (200) belonging to intelligent electric meter (100)；After data acquisition unit (200) receives power information frame, by resolving the network address of the data acquisition unit (200) comprised in this frame getting frame, the identification information of intelligent electric meter (100), as judged, this power information frame is that intelligent electric meter belonging to it sends, then preserve power information frame, if it is not, then abandon this frame；
nullThe channel communicated with data acquisition unit (200) is divided into many sub-channels by described coordinator (300)，And the plurality of sub-channel is distributed to multiple data acquisition unit (200)，Every sub-channels can be shared by multiple data acquisition units (200)，When a data acquisition unit (200) needs to upload power information frame，The state of the sub-channel of this data acquisition unit (200) is distributed in first detection，If this sub-channel is in busy state，Then this data acquisition unit (200) enters and postpones transmission state and continue detection sub-channel，If this sub-channel is in idle condition，Then send data sending request to coordinator (300)，After data acquisition unit (200) receives the data transmission permission message that coordinator (300) returns，Start to send power information frame，Coordinator (300) receives after power information frame to data acquisition unit (200) feeding back ACK information，And resolve the network address of the data acquisition unit (200) comprised in power information frame getting frame，The identification information of intelligent electric meter (100)，As judged, this power information frame is that data acquisition unit belonging to it (200) sends，Then preserve power information frame，If not，Then abandon this frame；
The main controller module (401) of management system (400) generates the schedule information of tdma frame structure, and it is broadcast to each coordinator (300) by wireless transport module (402), coordinator (300) receives and parses through this schedule information and obtains the time slot for sending data distributing to oneself, when judging that time slot arrives, the main controller module (301) of coordinator (300) adds separate network mark in the power information frame of storage, control wireless transport module (302) subsequently and power information frame is sent to the wireless transport module (402) of management system (400)；
The main controller module (401) of management system (400) receives wireless transport module (402) and sends the power information frame of coming, resolve the identification information obtaining separate network mark, the network address of data acquisition unit (200), intelligent electric meter (100), and control deciphering module (403) to encryption power information be decrypted, by separate network mark, the network address of data acquisition unit (200), intelligent electric meter (100) identification information and decipher after power information store in DBM (404)；Main controller module (401) reads the power information of all users from DBM (404), control monitoring display module (405) and show the power information of intelligent electric meter (100) in real time, main controller module (401) calculates the electricity charge of user according to the power information of user, controls short message module (407) and sends the short message comprising electricity charge information to user.
2. the system as claimed in claim 1, wherein, the main controller module (101,201,301,401) of described intelligent electric meter (100), data acquisition unit (200), coordinator (300) and management system (400) adopts flush bonding processor, has ARM7 kernel.
3. the system as claimed in claim 1, wherein, the intelligent electric meter package detection unit that described anti-theft module (108) comprises adopts pressure transducer, Intelligent ammeter box open detection unit to adopt infrared sensor, when ammeter encapsulation or table case are carried out illegal operation, pressure transducer or infrared sensor can perception immediately send alarm by Alarm Unit.
4. the system as claimed in claim 1, wherein, described encrypting module (110) adopts, and described deciphering module (403) adopts DES algorithm or 3DES algorithm to be encrypted.
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| CN106338633A (en) * | 2016-08-26 | 2017-01-18 | 张振堂 | Remote wireless meter reading and billing system |
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| CN106899674A (en) * | 2017-02-28 | 2017-06-27 | 杭州云哟科技股份有限公司 | One kind is used for central controlled long distance wireless cloud challenge switch system |
| CN106910329A (en) * | 2017-03-20 | 2017-06-30 | 深圳市慧联通信技术有限公司 | Meter register method and its system |
| CN107315436A (en) * | 2017-08-04 | 2017-11-03 | 国网河南省电力公司南阳供电公司 | Intelligent electric meter monitors positioner |
| CN107796971A (en) * | 2017-09-28 | 2018-03-13 | 珠海市领创智能物联网研究院有限公司 | A kind of ammeter with Internet of Things propagated sensation module |
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| CN113219227A (en) * | 2021-06-08 | 2021-08-06 | 宁夏隆基宁光仪表股份有限公司 | Intelligent ammeter system sharing display device and ammeter data display method |
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| CN112291782B (en) * | 2020-09-29 | 2022-08-12 | 杭州海兴电力科技股份有限公司 | CIU data synchronization method, split type electric energy meter and electric energy meter network |
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