CN203164334U - Mobile power quality analyzer - Google Patents
Mobile power quality analyzer Download PDFInfo
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- CN203164334U CN203164334U CN 201320143886 CN201320143886U CN203164334U CN 203164334 U CN203164334 U CN 203164334U CN 201320143886 CN201320143886 CN 201320143886 CN 201320143886 U CN201320143886 U CN 201320143886U CN 203164334 U CN203164334 U CN 203164334U
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- power quality
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Abstract
The utility model relates to a mobile power quality analyzer, and belongs to the technical field of power quality real-time monitoring. The analyzer comprises a main control unit, a data collection unit, a communication unit and a display unit, wherein a signal output end of the main control unit is connected with a signal input end of the communication unit and a signal input end of the display unit, a signal input end of the main control unit is connected with a signal output end of the communication unit and a signal output end of the data collection unit, the data collection unit is provided with a current sensor and a voltage division circuit used for collection voltage, and the communication unit is connected with a master station of an existing power system. The mobile power quality analyzer adopts a non-interrupted mode to collect power quality data, and can carry out real-time monitoring on the power quality portably and flexibly.
Description
Technical field
The utility model relates to a kind of portable power quality analyzer, belongs to the technical field of electric energy quality real-time monitoring.
Background technology
The present relevant device of electric energy quality monitoring, comparative maturity three-phase intelligent ammeter, distribution transformer monitoring instrument and power quality analyzer arranged.But these devices all have obvious defects:
1) it is not high to analyze real-time, and data item is incomplete, is unfavorable for that the enterprises energy monitor disposes in real time;
2) device adopts and interrupts the mode in line of electric force loop, is unfavorable for construction;
3) stationary installation, floor area is big, installation inconvenience, enterprise electrical energy monitoring cost height;
4) communication mode is single, is unfavorable for the transmission of energy data.
The utility model content
The technical problems to be solved in the utility model is: the above-mentioned defective that overcomes prior art, a kind of portable power quality analyzer that can reuse is provided, this analyser can not influence supply line's normal power supply during power circuit in monitoring, and is light, flexibly to monitoring in real time with electricity quality.
The utility model is that the technical scheme that solves the problems of the technologies described above proposition is: a kind of portable power quality analyzer, comprise main control unit, data acquisition unit, communication unit and display unit, the signal output part of described main control unit links to each other with the signal input part of communication unit and the signal input part of display unit respectively, the signal input part of described main control unit links to each other with the signal output part of communication unit and the signal output part of data acquisition unit respectively, described data acquisition unit is provided with current sensor and be used for gathers the bleeder circuit of voltage, and described communication unit links to each other with main platform in the electric system; Described data acquisition unit is sent to main control unit with electric current, the information of voltage that gets access to, described communication unit receives order and described order is sent to main control unit from main platform, power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data of described main control unit calculating power circuit are passed to described display unit and are shown, and power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data of described power circuit are back to main platform by communication unit.
Further, described main control unit also is provided with the standard RJ45 interface for field adjustable and remote monitoring.
Further, described main control unit also is provided with the data memory module for the described data acquisition unit of preservation institute image data.
Further, described current sensor is external split core type current transformer.
Further, described main control unit is provided with power switch and warning lamp.
Further, described communication unit is connected with described main platform by WIFI, RJ45 or 3G network.
The beneficial effect that the utility model brings is: portable power quality analyzer of the present utility model can be installed in the electricity consumption monitoring scene, monitor in real time the electricity consumption situation of enterprise customer's line of electric force power supply quality and inquiring user easily, simple in structure, it is convenient to install, can reuse many circuits of monitoring, be convenient to enterprise's efficiency management.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the circuit diagram of the utility model embodiment main control unit.
Fig. 3 a-3f is the circuit diagram of the utility model embodiment data acquisition unit.
Embodiment
The portable power quality analyzer of present embodiment as shown in Figure 1, comprise main control unit 1, data acquisition unit 2, communication unit 3 and display unit 7, wherein the signal output part of main control unit 1 links to each other with the signal input part of communication unit 3 and the signal input part of display unit 7 respectively, the signal input part of described main control unit 1 links to each other with the signal output part of communication unit 3 and the signal output part of data acquisition unit 2 respectively, data acquisition unit 2 is provided with the current sensor (not shown in figure 1) and be used for gathers the bleeder circuit (not shown in figure 1) of voltage, and communication unit 3 links to each other by WIFI with main platform (not shown in figure 1) in the electric system.
Present embodiment data acquisition unit 2 is sent to main control unit 1 with electric current, the voltage data that collects, communication unit 3 receives order and described order is sent to main control unit 1 from main platform, power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data that main control unit 1 calculates power circuit are passed to display unit 7 and are shown, and power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data of described power circuit are back to main platform by communication unit 3.
Data acquisition unit 2 in the present embodiment is voltage-type current transformer and bleeder circuit shown in Fig. 3 a-3f.
Display unit 7 in the present embodiment is many group LCDs.
The concrete using method of the portable power quality analyzer of present embodiment is: in production line low pressure outlet side this device is installed, and according to the current transformer of the electric current of production line apolegamy respective model, can observe power circuit electricity consumption situation, can in time handle the situation that the scene occurs simultaneously.
Present embodiment can also be done following improvement:
1) is provided for the standard RJ45 interface 6 of field adjustable and remote monitoring at main control unit 1.
2) at main control unit 1 power switch and warning lamp 4 are set.
3) be provided for preserving the data memory module 5 of described data acquisition unit institute image data at main control unit 1.
The portable power quality analyzer of present embodiment carries out real-time analysis to the line harmonic under the actual electricity consumption situation in use, to realize the effective supervision to power circuit quality of power supply situation.
Portable power quality analyzer of the present utility model is not limited to above-described embodiment, and for example communication unit 3 can also be connected with main platform by RJ45 or 3G network, changes the voltage monitoring interface mode, is stamped sponge on the product as the measure of protection antenna, etc.All employings are equal to replaces the technical scheme that forms, and all drops on the protection domain of the utility model requirement.
Claims (6)
1. portable power quality analyzer, it is characterized in that: comprise main control unit, data acquisition unit, communication unit and display unit, the signal output part of described main control unit links to each other with the signal input part of communication unit and the signal input part of display unit respectively, the signal input part of described main control unit links to each other with the signal output part of communication unit and the signal output part of data acquisition unit respectively, described data acquisition unit is provided with current sensor and be used for gathers the bleeder circuit of voltage, and described communication unit links to each other with main platform in the electric system; Described data acquisition unit is sent to main control unit with electric current, the information of voltage that gets access to, described communication unit receives order and described order is sent to main control unit from main platform, power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data of described main control unit calculating power circuit are passed to described display unit and are shown, and power consumption, real-time voltage, real-time current, power factor, forward and reverse active energy and forward and reverse reactive energy data of described power circuit are back to main platform by communication unit.
2. portable power quality analyzer according to claim 1, it is characterized in that: described main control unit also is provided with the standard RJ45 interface for field adjustable and remote monitoring.
3. portable power quality analyzer according to claim 1 is characterized in that: described main control unit also is provided with for the data memory module of preserving described data acquisition unit institute image data.
4. portable power quality analyzer according to claim 1, it is characterized in that: described current sensor is external split core type current transformer.
5. portable power quality analyzer according to claim 1, it is characterized in that: described main control unit is provided with power switch and warning lamp.
6. portable power quality analyzer according to claim 1 is characterized in that: described communication unit is connected with described main platform by WIFI, RJ45 or 3G network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143886 CN203164334U (en) | 2013-03-26 | 2013-03-26 | Mobile power quality analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143886 CN203164334U (en) | 2013-03-26 | 2013-03-26 | Mobile power quality analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164334U true CN203164334U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320143886 Expired - Lifetime CN203164334U (en) | 2013-03-26 | 2013-03-26 | Mobile power quality analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203164334U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103675613A (en) * | 2013-11-01 | 2014-03-26 | 国家电网公司 | Transformer station DC system movable type insulation supervision instrument |
| CN105353248A (en) * | 2015-11-21 | 2016-02-24 | 广东电网有限责任公司江门供电局 | On-site mobile electric energy quality test platform |
| CN107632222A (en) * | 2017-11-17 | 2018-01-26 | 广东电网有限责任公司清远供电局 | A kind of portable load Analysis warning system and method |
| CN107677977A (en) * | 2017-11-18 | 2018-02-09 | 广西电网有限责任公司电力科学研究院 | A kind of long-distance monitoring method of portable electric energy mass-synchrometer |
-
2013
- 2013-03-26 CN CN 201320143886 patent/CN203164334U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103675613A (en) * | 2013-11-01 | 2014-03-26 | 国家电网公司 | Transformer station DC system movable type insulation supervision instrument |
| CN103675613B (en) * | 2013-11-01 | 2017-07-18 | 国家电网公司 | Transformer station DC system movable type insulation supervision instrument |
| CN105353248A (en) * | 2015-11-21 | 2016-02-24 | 广东电网有限责任公司江门供电局 | On-site mobile electric energy quality test platform |
| CN107632222A (en) * | 2017-11-17 | 2018-01-26 | 广东电网有限责任公司清远供电局 | A kind of portable load Analysis warning system and method |
| CN107677977A (en) * | 2017-11-18 | 2018-02-09 | 广西电网有限责任公司电力科学研究院 | A kind of long-distance monitoring method of portable electric energy mass-synchrometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |