CN203164334U - Mobile power quality analyzer - Google Patents

Mobile power quality analyzer Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
main control
unit
control unit
power quality
communication unit
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.)
Active
Application number
CN 201320143886
Other languages
Chinese (zh)
Inventor
钱亚东
陆跃华
陈立荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING REENGINEERING TECHNOLOGY Co Ltd
Original Assignee
NANJING REENGINEERING TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NANJING REENGINEERING TECHNOLOGY Co Ltd filed Critical NANJING REENGINEERING TECHNOLOGY Co Ltd
Priority to CN 201320143886 priority Critical patent/CN203164334U/en
Application granted granted Critical
Publication of CN203164334U publication Critical patent/CN203164334U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Portable power quality analyzer
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.
Main control unit 1 in the present embodiment is that model is the chip of ATT7022E as shown in Figure 2.
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.
CN 201320143886 2013-03-26 2013-03-26 Mobile power quality analyzer Active CN203164334U (en)

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

Family

ID=49025511

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320143886 Active CN203164334U (en) 2013-03-26 2013-03-26 Mobile power quality analyzer

Country Status (1)

Country Link
CN (1) CN203164334U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
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
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

Cited By (4)

* Cited by examiner, † Cited by third party
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
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

Similar Documents

Publication Publication Date Title
CN203149067U (en) On-line monitoring device for medium-voltage overhead line of distribution network
CN203014497U (en) System for monitoring operating state of distribution transformer
CN203164334U (en) Mobile power quality analyzer
CN102338835B (en) Power quality dynamic monitoring system
CN201758277U (en) High-low pressure tank relay-protection integrated automation device
CN203350356U (en) High-voltage user photovoltaic power generation energy metering system
CN103901293A (en) Power quality monitoring device based on intelligent substation
CN2798103Y (en) Network intelligent electric energy quantity monitor
CN203552454U (en) Centralized meter reading terminal for realization of power distribution and power utilization information collection
CN201811983U (en) Collection terminal device of special transformer
CN103746451A (en) PLC-based integrated power supply monitoring system and monitoring method
CN202083753U (en) Online monitoring and early warning device for real-time loss of transformers
CN203813529U (en) Power distribution management system of intelligent terminal
CN203275554U (en) Multipoint electric power parameter monitoring management system based on ARM and WinCE
CN203376412U (en) Line loss real-time monitoring device based on ZigBee
CN203813518U (en) Monitoring system hardware platform of integrated power device
CN203502504U (en) Electric power circuit line loss real time monitoring system based on internet of things
CN203069698U (en) An integrated information acquiring device of electric energy in a transformer station
CN203433345U (en) Cognitive electric energy measurement and management cloud system
CN103746450A (en) Monitoring system of integrated power equipment
CN203734380U (en) Integrated power supply monitoring system based on PLC
CN105425077A (en) Portable digital relay protection tester
WO2021012409A1 (en) Integrated power distribution and compensation device for power distribution area, and power distribution area
CN214310684U (en) Measurement terminal and system for branch load current
CN112816917B (en) Transformer impact monitoring device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant