CN202120080U - Transformer temperature rise automatic measurement and control system - Google Patents

Transformer temperature rise automatic measurement and control system Download PDF

Info

Publication number
CN202120080U
CN202120080U CN2011202356794U CN201120235679U CN202120080U CN 202120080 U CN202120080 U CN 202120080U CN 2011202356794 U CN2011202356794 U CN 2011202356794U CN 201120235679 U CN201120235679 U CN 201120235679U CN 202120080 U CN202120080 U CN 202120080U
Authority
CN
China
Prior art keywords
data collector
transformer
temperature rise
control
measurement
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.)
Expired - Fee Related
Application number
CN2011202356794U
Other languages
Chinese (zh)
Inventor
满玉岩
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.)
State Grid Corp of China SGCC
Tianjin Electric Power Corp
Original Assignee
Tianjin Electric Power Corp
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 Tianjin Electric Power Corp filed Critical Tianjin Electric Power Corp
Priority to CN2011202356794U priority Critical patent/CN202120080U/en
Application granted granted Critical
Publication of CN202120080U publication Critical patent/CN202120080U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The utility model relates to a transformer temperature rise automatic measurement and control system, comprising a measurement and control host computer, a data collector and a voltage regulator. The measurement and control host computer is connected with the data collector via a network interface to carry out a measurement and control order and data transmission, the data collector is connected with a tested transformer via a coaxial-cable to collect the temperature and a current signal of the tested transformer, the data collector is also connected with an input control end of the voltage regulator to control the voltage of a voltage end, and the output end of the voltage regulator is connected with a three-phase input end of the tested transformer. The transformer temperature rise automatic measurement and control system of the utility model is reasonable in design, a transformer temperature rise accurate measurement and control function is realized by using the measurement and control host computer to control the data collector and the voltage regulator, and the automation of the whole test process is realized without manual intervention. Meanwhile, the transformer temperature rise automatic measurement and control system possesses an alarm function, can satisfy the requirements of a power automation system.

Description

Transformer temperature rise automatic measuring and controlling system
Technical field
The utility model belongs to power automation control field, especially a kind of transformer temperature rise automatic measuring and controlling system.
Background technology
In electric system, need carry out the measurement and the control of temperature rise test to transformer.At present, the temperature rise test device mainly is made up of pressure regulator, thermopair, voltage table, reometer, when carrying out the transformer temperature rise test; Temperature stabilization needs about 10 hours, and along with variation of temperature, its terminal voltage, electric current are all changing; For proof load accurately, need per half an hour that voltage, the electric current of input are once regulated, and the record temperature; Temperature rise is no more than 0.5K in 1 hour, then thinks temperature stabilization, can measure temperature rise value.The problem of its existence is: measure the mode that adopts manual shift, manual record usually, its measuring process is complicated, poor accuracy, is difficult to satisfy the requirement of power automatic system.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of prior art, and the transformer temperature rise that a kind of observing and controlling is accurate, automaticity is high automatic measuring and controlling system is provided.
The utility model solves its technical matters and takes following technical scheme to realize:
A kind of transformer temperature rise automatic measuring and controlling system; Comprise measurement and control host computer, data collector and pressure regulator; Measurement and control host computer is connected with data collector through network interface and carries out the transmission of observing and controlling order and data; Data collector is connected with quilt examination transformer through concentric cable and is used to gather temperature, the current signal by the examination transformer, and data collector also is connected with the input control end of pressure regulator and is used to control voltage end voltage, and the output terminal of pressure regulator is connected with quilt examination transformer three-phase input end.
And described data collector is connected with quilt examination transformer through concentric cable, and described data collector is connected with the input control end of pressure regulator through concentric cable.
And described measurement and control host computer is the notebook computer that transformer temperature rise automatic measuring and controlling software is installed, and described data collector adopts DIMENSION 4i data acquisition and analyser, and described pressure regulator adopts the electric 100kW pressure regulator of Suzhou China.
The advantage and the good effect of the utility model are:
The utility model is reasonable in design, and measurement and control host computer control data collector, pressure regulator are realized the accurate observing and controlling function to the transformer temperature rise, and whole test process has realized robotization, need not manual intervention, has warning function simultaneously, satisfies the requirement of power automatic system.
Description of drawings
Fig. 1 is the connection synoptic diagram of utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is done further detailed description:
A kind of transformer temperature rise automatic measuring and controlling system, as shown in Figure 1, comprise measurement and control host computer, data collector and pressure regulator, measurement and control host computer is connected with data collector through network interface and carries out the transmission of observing and controlling order and data.Data collector is connected with quilt examination transformer through concentric cable and is used to gather temperature, the current signal by the examination transformer, and data collector also is connected with the input control end of pressure regulator through concentric cable and is used to control voltage end voltage.The pressure regulator power input connects the 380V power supply, and the input control end of pressure regulator is connected with data collector, and the output terminal of pressure regulator is connected with quilt examination transformer three-phase input end.
In the present embodiment, measurement and control host computer adopts notebook computer, and transformer temperature rise automatic measuring and controlling software is installed in notebook computer; Arbitrary time span can be set, and the control data collector is gathered meritorious, idle, voltage, electric current and the temperature information of transformer automatically, through calculating the electric current and voltage value that needs adjusting; Make through output channel regulation voltage, current value meritorious to remain on specifiedly, have warning function simultaneously, when temperature rises when surpassing 5K/10min; Or the temperature absolute value is when surpassing setting threshold; And temperature reaches when stablizing, and sends warning, and cuts off electric current and voltage automatically.Data collector adopts U.S. Buddhist nun high-tensile strength DIMENSION 4i data acquisition and analyser; Pressure regulator adopts the electric 100kW pressure regulator of Suzhou China, and its output voltage is 0~380V; By the examination transformer is 35kV and following electric pressure.
The principle of work of the utility model is: measurement and control host computer is through data collector control pressure regulator output voltage; Guarantee that the high-pressure side electric current is a ratings, simultaneously through data collector collecting temperature and current signal, when temperature rises above 5K/10min; Or the temperature absolute value is when surpassing setting threshold; And temperature reaches when stablizing, and sends warning, and cuts off electric current and voltage automatically.
It is emphasized that; The described embodiment of the utility model is illustrative; Rather than it is determinate; Therefore the utility model is not limited to the embodiment described in the embodiment, every by those skilled in the art according to other embodiments that the technical scheme of the utility model draws, belong to the scope of the utility model protection equally.

Claims (3)

1. transformer temperature rise automatic measuring and controlling system; It is characterized in that: comprise measurement and control host computer, data collector and pressure regulator; Measurement and control host computer is connected with data collector through network interface and carries out the transmission of observing and controlling order and data; Data collector is connected with quilt examination transformer through concentric cable and is used to gather temperature, the current signal by the examination transformer, and data collector also is connected with the input control end of pressure regulator and is used to control voltage end voltage, and the output terminal of pressure regulator is connected with quilt examination transformer three-phase input end.
2. transformer temperature rise automatic measuring and controlling system according to claim 1 is characterized in that: described data collector is connected with quilt examination transformer through concentric cable, and described data collector is connected with the input control end of pressure regulator through concentric cable.
3. transformer temperature rise automatic measuring and controlling system according to claim 1 and 2; It is characterized in that: described measurement and control host computer is the notebook computer that transformer temperature rise automatic measuring and controlling software is installed; Described data collector adopts DIMENSI0N 4i data acquisition and analyser, and described pressure regulator adopts the electric 100kW pressure regulator of Suzhou China.
CN2011202356794U 2011-07-06 2011-07-06 Transformer temperature rise automatic measurement and control system Expired - Fee Related CN202120080U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202356794U CN202120080U (en) 2011-07-06 2011-07-06 Transformer temperature rise automatic measurement and control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202356794U CN202120080U (en) 2011-07-06 2011-07-06 Transformer temperature rise automatic measurement and control system

Publications (1)

Publication Number Publication Date
CN202120080U true CN202120080U (en) 2012-01-18

Family

ID=45461131

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202356794U Expired - Fee Related CN202120080U (en) 2011-07-06 2011-07-06 Transformer temperature rise automatic measurement and control system

Country Status (1)

Country Link
CN (1) CN202120080U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105137254A (en) * 2015-10-16 2015-12-09 哈尔滨理工大学 Submersible transformer automatic detection system based on PLC and embedded system
CN108761248A (en) * 2018-07-19 2018-11-06 中车青岛四方机车车辆股份有限公司 A kind of cable pressure connection terminal temperature-rise test device and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105137254A (en) * 2015-10-16 2015-12-09 哈尔滨理工大学 Submersible transformer automatic detection system based on PLC and embedded system
CN108761248A (en) * 2018-07-19 2018-11-06 中车青岛四方机车车辆股份有限公司 A kind of cable pressure connection terminal temperature-rise test device and method

Similar Documents

Publication Publication Date Title
CN101666826B (en) Overvoltage online monitoring device based on dual time base sampling technology
CN103675671B (en) A high-voltage switchgear temperature rise test system
CN106872793A (en) A kind of direct current formate field intensity based on wireless telecommunications, ion current density synchronized measurement system
CN104779568A (en) Online monitoring system for GIS busbar barrel
CN205193212U (en) Insulating detecting system of DC cable
CN205157637U (en) Generator carbon brush current distribution monitoring system
CN202393837U (en) Cable dielectric loss measuring device based on frequency conversion series resonance
CN202957659U (en) Line Loss Measurement and Positioning System Based on High Voltage Electric Energy Meter
CN202120080U (en) Transformer temperature rise automatic measurement and control system
CN202110226U (en) A temperature rise test inspection instrument for power transmission and transformation equipment
CN102279066A (en) Adjustment check device for multi-path mining temperature sensor and check method therefor
CN207866954U (en) Electric cable failure detector
CN103344937A (en) Device and method for detecting power consumption of intelligent watt-hour meter
CN202351356U (en) Intelligent electric measurement and control instrument
CN103440754A (en) Wireless distribution type network data monitoring system
CN102645616A (en) A method for addressing transmission line faults
CN102288906A (en) Circuit breaker switching on and off speed precise measurement system
CN102680516B (en) A kind of device for high energy beam current composite welding thermal cycle test
CN105242219B (en) Method for automatically measuring DC voltage conversion efficiency
CN103543353B (en) Direct current acquisition method under a kind of wide temperature environment
CN105137254A (en) Submersible transformer automatic detection system based on PLC and embedded system
CN203259608U (en) Electric energy on-line monitoring and fault diagnosing system based on digital distributed architecture
CN207946471U (en) An Ion Current Density Measurement System
CN106019202A (en) Multi-channel digital standard electric energy meter
CN206132912U (en) A travelling wave pulse generator for direct current earthing pole line fault surveys

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: TIANJIN ELECTRIC POWER CORP.

Effective date: 20130521

Owner name: STATE ELECTRIC NET CROP.

Free format text: FORMER OWNER: TIANJIN ELECTRIC POWER CORP.

Effective date: 20130521

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 300010 HEBEI, TIANJIN TO: 100031 XICHENG, BEIJING

TR01 Transfer of patent right

Effective date of registration: 20130521

Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing

Patentee after: State Grid Corporation of China

Patentee after: Tianjin Electric Power Corp.

Address before: 300010 Tianjin city Hebei District Wujing Road No. 39

Patentee before: Tianjin Electric Power Corp.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120118

Termination date: 20190706