CN105487038B - A kind of tradition mutual inductor condition monitoring system and method - Google Patents
A kind of tradition mutual inductor condition monitoring system and method Download PDFInfo
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- CN105487038B CN105487038B CN201610019967.3A CN201610019967A CN105487038B CN 105487038 B CN105487038 B CN 105487038B CN 201610019967 A CN201610019967 A CN 201610019967A CN 105487038 B CN105487038 B CN 105487038B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
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Abstract
A kind of tradition mutual inductor condition monitoring system and method, which is characterized in that the tradition mutual inductor condition monitoring system includes：Controller unit, current transformer monitoring unit, voltage transformer monitoring unit, temperature monitoring unit, humidity-monitoring unit, data communication units, monitoring processing unit, status display unit, power supply unit.The controller unit is connect with current transformer monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit, data communication units, status display unit, power supply unit respectively.The present invention can monitor the operating status of traditional mutual inductor on-line, the operating parameter of traditional mutual inductor can be acquired in real time, diagnosis can be identified to the operation troubles of traditional mutual inductor, realize the monitoring to traditional mutual inductor state and fault pre-alarming, ensure the normal operation of traditional mutual inductor.
Description
Technical field
The invention belongs to POWER SYSTEM STATEs to monitor field, be related to a kind of condition monitoring system and method for power equipment,
Especially a kind of traditional mutual inductor condition monitoring system and method.
Background technology
Mutual inductor is one of indispensable capital equipment such as power network normal operation, monitoring, metering, protection, control.It
Presence, so that high voltage, high current information is applied.Mutual inductor operating status is good and bad, directly influence power system measuring,
The reliability of the accuracy of metering and relay protection, automatic device influences safe operation of power system very big.
Currently, in the power system, the use of traditional mutual inductor is extensive, and supervised for the state of traditional type mutual inductor itself
Survey problem without studying and solving well.Traditional mutual inductor itself is there is performance issue and failure problems, once mutual inductor
The abnormal safe operation that electric system will be seriously affected with failure of operating status occurs.Therefore, it is necessary to a kind of traditional mutual inductors
Condition monitoring system and method are capable of the state of on-line real time monitoring tradition mutual inductor, examine the failure of traditional mutual inductor
It is disconnected, failure existing for traditional mutual inductor is found and solved early, ensures the normal operation of traditional mutual inductor.
Invention content
The present invention can not solve the problems, such as that above-mentioned mutual inductor exists for the prior art, provide a kind of traditional mutual inductor shape
State monitors system and method.Traditional mutual inductor condition monitoring system monitors the operating status of traditional mutual inductor on-line, real
When acquire the operating parameter of traditional mutual inductor, complete the identification to mutual inductor operation troubles, traditional mutual inductor state supervised in real time
Survey and fault pre-alarming ensure the normal operation of traditional mutual inductor.
In order to complete above-mentioned purpose, the present invention uses following technical scheme.
A kind of tradition mutual inductor condition monitoring system, which is characterized in that the tradition mutual inductor condition monitoring system includes：
Controller unit, current transformer monitoring unit, voltage transformer monitoring unit, temperature monitoring unit, humidity-monitoring unit, number
According to communication unit, monitoring processing unit, status display unit, power supply unit.The controller unit respectively with current transformer
Monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit, data communication units, status display unit, power supply unit connect
It connects.Said supply unit is supervised with controller unit, current transformer monitoring unit, voltage transformer monitoring unit, humidity respectively
Survey unit, data communication units, status display unit connection.The temperature monitoring unit, monitoring processing unit are communicated with data
Unit connects.
The controller unit respectively with current transformer monitoring unit, voltage transformer monitoring unit, humidity detection
Unit, data communication units, status display unit, power supply unit connection, it is mutual to receive processing current transformer monitoring unit, voltage
The information sum number that sensor monitoring unit, humidity-monitoring unit, data communication units, status display unit, power supply unit transmission come
According to, and it is aobvious to current transformer monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit, data communication units, state
Show that unit, power supply unit transmission command information and data, control corresponding units complete corresponding function.
The current transformer monitoring unit is connect with controller unit, for realizing conventional current mutual inductor secondary side
The monitoring of electric current.Current transformer monitoring unit includes power pack, low-pass filter, polarity switch, analog-digital converter.
The voltage transformer monitoring unit is connect with controller unit, for realizing conventional voltage transformer secondary side
The monitoring of voltage.Voltage transformer monitoring unit includes voltage changer, low-pass filter, polarity switch, analog-digital converter.
The temperature monitoring unit is connect with data communication units, the running temperature for monitoring traditional mutual inductor in real time
And the temperature on the busbar of traditional mutual inductor inlet wire.Temperature monitoring unit includes fiber-optic grating sensor, optical branching box, Sealing Method
Orchid, fiber optic closure, fiber Bragg grating (FBG) demodulator.
The humidity-monitoring unit is connect with controller unit, the running environment for the traditional mutual inductor of monitoring in real time
Humidity.Humidity-monitoring unit includes humidity sensor.
The data communication units carry out for controller unit, temperature monitoring unit with monitoring processing unit real-time
Data exchange is transmitted and data processing.Data communication units include serial communicator.
The monitoring processing unit is used to receive the monitoring data and temperature of mutual inductor operation field controller cell processing
The temperature data for spending monitoring unit is realized by data communication units and is communicated with the data of controller unit and temperature monitoring unit
Connection is completed to the data processing of condition monitoring system, fault diagnosis and processing and human-computer interaction function.Monitor processing unit packet
Include server, host computer.
The status display unit is connect with controller unit, is used for traditional mutual inductor of display controller cell processing
The monitoring data of operation and temperature data and fault diagnosis data after monitoring processing unit processes analysis.Status display unit packet
Include display.
The power supply unit realize to controller unit, current transformer monitoring unit, voltage transformer monitoring unit,
Humidity-monitoring unit, data communication units, status display unit provide suitable electric energy power supply.Power supply unit includes switch electricity
Source.
The temperature monitoring unit and monitoring processing unit is powered by mains-supplied in monitoring room.
A kind of tradition mutual inductor state monitoring method, which is characterized in that traditional mutual inductor state monitoring method includes following
Step：Current transformer monitoring unit monitors the secondary side current of conventional current mutual inductor in real time, voltage transformer prison
It surveys unit to monitor the secondary side voltage of voltage transformer in real time, humidity-monitoring unit monitors the fortune of traditional mutual inductor in real time
The humidity of row environment.Controller unit is to current transformer monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit
Monitoring data are handled, and by data communication units and monitor processing unit into row data communication.
Temperature monitoring unit on the inlet wire busbar of traditional mutual inductor, conventional current mutual inductor and voltage transformer it is secondary
Temperature at the outlet joint of side, on conventional current mutual inductor and voltage transformer is monitored, and passes through data communication units and prison
Processing unit is controlled into row data communication.
Monitor that processing unit completes the storage of data and operation calculates, and complete to the data processing of condition monitoring system,
Fault diagnosis and processing and human-computer interaction function.It monitors processing unit and carries out data by data communication units and controller unit
Data processing, fault diagnosis result are fed back to controller unit by communication, and controller unit control exists the result of monitoring processing
Display is exported in status display unit.
The beneficial effects of the invention are as follows：A kind of traditional mutual inductor condition monitoring system of the present invention and method, can supervise online
The operating status for surveying traditional mutual inductor, can acquire the operating parameter of traditional mutual inductor in real time, can be to the fortune of traditional mutual inductor
Diagnosis is identified in row failure, realizes the monitoring to traditional mutual inductor state and fault pre-alarming, ensures the normal of traditional mutual inductor
Operation.
Description of the drawings
Fig. 1 is condition monitoring system overall structure functional schematic of the present invention.
1, controller unit in figure, 2, current transformer monitoring unit, 3, voltage transformer monitoring unit, 4, temperature monitoring
Unit, 5, humidity-monitoring unit, 6, data communication units, 7, monitoring processing unit, 8, status display unit, 9, power supply unit.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples, to be specifically described the technical side of the present invention
Case.
As shown in Figure 1, a kind of traditional mutual inductor condition monitoring system of the present invention, which is characterized in that the tradition mutual inductor
Condition monitoring system includes：Controller unit 1, current transformer monitoring unit 2, voltage transformer monitoring unit 3, temperature monitoring
Unit 4, humidity-monitoring unit 5, data communication units 6, monitoring processing unit 7, status display unit 8, power supply unit 9.It is described
Controller unit 1 is logical with current transformer monitoring unit 2, voltage transformer monitoring unit 3, humidity-monitoring unit 5, data respectively
Believe that unit 6, status display unit 8, power supply unit 9 connect.Said supply unit 9 respectively with controller unit 1, current transformer
Monitoring unit 2, voltage transformer monitoring unit 3, humidity-monitoring unit 5, data communication units 6, status display unit 8 connect.
The temperature monitoring unit 4, monitoring processing unit 7 are connect with data communication units 6.
The controller unit 1 is using TMS320F2812 data processors as the processor for controlling and handling data.
The current transformer monitoring unit 2 includes power pack, low-pass filter, polarity switch, modulus turn
Parallel operation.Power pack is mounted on the secondary side of conventional current mutual inductor, becomes to conventional current mutual inductor secondary side current
After changing TMS320F2812 processing in controller unit 1 is obtained by low-pass filter, polarity switch, analog-digital converter processing
The signal that device can be handled.
The voltage transformer monitoring unit 3 includes voltage changer, low-pass filter, polarity switch, modulus turn
Parallel operation.Voltage changer is mounted on the secondary side of conventional voltage transformer, becomes to conventional voltage transformer secondary side voltage
After changing TMS320F2812 processing in controller unit 1 is obtained by low-pass filter, polarity switch, analog-digital converter processing
The signal that device can be handled.
The temperature monitoring unit 4 includes fiber-optic grating sensor, optical branching box, sealing flange, fiber optic closure, light
Fine grating demodulation instrument.Fiber-optic grating sensor is mounted on the inlet wire busbar of traditional mutual inductor, conventional current mutual inductor and voltage
At the secondary side outlet joint of mutual inductor, on conventional current mutual inductor and voltage transformer.Fiber-optic grating sensor is sequentially connected
Optical branching box, sealing flange, fiber optic closure, fiber Bragg grating (FBG) demodulator are completed detection of the system to temperature, are communicated by data
Temperature data is transferred to host computer and server in monitoring processing unit 7 by unit 6.
The humidity-monitoring unit 5 includes humidity sensor.Humidity sensor is mounted on conventional current mutual inductor and electricity
It presses near mutual inductor, the running environment humidity of the traditional mutual inductor of monitoring in real time.
The data communication units 6 include serial communicator, realize controller unit 1, temperature monitoring unit 4 and monitoring
Processing unit 7 carries out real-time data exchange transmission and data processing.
The monitoring processing unit 7 includes server, host computer.Server completes the storage of data and operation calculates；
Host computer is completed to the data processing of condition monitoring system, fault diagnosis and processing and human-computer interaction function.
The status display unit 8 includes display.Display is connect with controller unit 1, is completed to controller list
The Condition Monitoring Data and the temperature data after the monitoring processing analysis of processing unit 7 of traditional mutual inductor on site operation of 1 processing of member
It is shown with fault diagnosis data.
The power supply unit 9 includes Switching Power Supply, by Switching Power Supply to the low-voltage at traditional mutual inductor operation scene
Electric energy is converted to obtain the voltage and current for being suitble to the operation of condition monitoring system scene.
The power supply of the temperature monitoring unit 4 and monitoring processing unit 7 is by mains-supplied in monitoring room.
A kind of tradition mutual inductor condition monitoring system operation principle is as follows：Current transformer monitoring unit 2 is to conventional current
The secondary side current of mutual inductor is monitored in real time, voltage transformer monitoring unit 3 to the secondary side voltage of voltage transformer into
Row monitoring in real time, the humidity of the running environment of the traditional mutual inductor of the monitoring in real time of humidity-monitoring unit 5.Controller unit 1 is to electric current
Mutual inductor monitoring unit 2, voltage transformer monitoring unit 3, humidity-monitoring unit 5 monitoring data handled, pass through data
Communication unit 6 is with monitoring processing unit 7 into row data communication.
Temperature monitoring unit 4 on the inlet wire busbar of traditional mutual inductor, conventional current mutual inductor and voltage transformer two
Temperature at secondary side outlet joint, on conventional current mutual inductor and voltage transformer is monitored, by data communication units 6 with
Processing unit 7 is monitored into row data communication.
Monitor that processing unit 7 completes the storage of data and operation calculates, and complete to the data processing of condition monitoring system,
Fault diagnosis and processing and human-computer interaction function.Processing unit 7 is monitored to carry out by data communication units 6 and controller unit 1
Data communicate, and data processing, fault diagnosis result are fed back to controller unit 1, the control of controller unit 1 handles monitoring
As a result display is exported in status display unit 8.
By the traditional mutual inductor condition monitoring system of the above present invention and the embodiment of the method course of work, online prison is completed
The operating status for surveying traditional mutual inductor, can acquire the operating parameter of traditional mutual inductor in real time, can be to the fortune of traditional mutual inductor
Diagnosis is identified in row failure, realizes the monitoring to traditional mutual inductor state and fault pre-alarming, ensures the normal of traditional mutual inductor
Operation.
Claims (1)
1. a kind of tradition mutual inductor condition monitoring system, which is characterized in that the tradition mutual inductor condition monitoring system includes：Control
Device unit processed, current transformer monitoring unit, voltage transformer monitoring unit, temperature monitoring unit, humidity-monitoring unit, data
Communication unit, monitoring processing unit, status display unit, power supply unit；The controller unit is supervised with current transformer respectively
Unit, voltage transformer monitoring unit, humidity-monitoring unit, data communication units, status display unit, power supply unit is surveyed to connect
It connects；Said supply unit is supervised with controller unit, current transformer monitoring unit, voltage transformer monitoring unit, humidity respectively
Survey unit, data communication units, status display unit connection；The temperature monitoring unit, monitoring processing unit are communicated with data
Unit connects；
The controller unit respectively with current transformer monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit,
Data communication units, status display unit, power supply unit connection, receive processing current transformer monitoring unit, voltage transformer
The information and data that monitoring unit, humidity-monitoring unit, data communication units, status display unit, power supply unit transmission come, and
To current transformer monitoring unit, voltage transformer monitoring unit, humidity-monitoring unit, data communication units, status display list
Member, power supply unit transmission command information and data, control corresponding units complete corresponding function；
The current transformer monitoring unit is connect with controller unit, for realizing conventional current mutual inductor secondary side current
Monitoring；Current transformer monitoring unit includes power pack, low-pass filter, polarity switch, analog-digital converter；
The voltage transformer monitoring unit is connect with controller unit, for realizing conventional voltage transformer secondary side voltage
Monitoring；Voltage transformer monitoring unit includes voltage changer, low-pass filter, polarity switch, analog-digital converter；
The temperature monitoring unit is connect with data communication units, running temperature and biography for monitoring traditional mutual inductor in real time
The temperature united on the busbar of mutual inductor inlet wire；Temperature monitoring unit include fiber-optic grating sensor, optical branching box, sealing flange,
Fiber optic closure, fiber Bragg grating (FBG) demodulator；
The humidity-monitoring unit is connect with controller unit, for the wet of the running environment of monitoring tradition mutual inductor in real time
Degree；Humidity-monitoring unit includes humidity sensor；
The data communication units carry out real-time data for controller unit, temperature monitoring unit and monitoring processing unit
Exchange transmission and data processing；Data communication units include serial communicator；
The monitoring processing unit is used to receive the monitoring data and temperature prison of mutual inductor operation field controller cell processing
The temperature data for surveying unit realizes the data communication link with controller unit and temperature monitoring unit by data communication units
It connects, completes to the data processing of condition monitoring system, fault diagnosis and processing and human-computer interaction function；Monitoring processing unit includes
Server, host computer；
The status display unit is connect with controller unit, and traditional mutual inductor for display controller cell processing is run
Monitoring data and monitoring processing unit processes analysis after temperature data and fault diagnosis data；Status display unit includes aobvious
Show device；
The power supply unit is realized to controller unit, current transformer monitoring unit, voltage transformer monitoring unit, humidity
Monitoring unit, data communication units, status display unit provide suitable electric energy power supply；Power supply unit includes Switching Power Supply；
The tradition mutual inductor state monitoring method includes the following steps：Current transformer monitoring unit is to conventional current mutual inductor
Secondary side current monitored in real time, voltage transformer monitoring unit supervises the secondary side voltage of voltage transformer in real time
It surveys, humidity-monitoring unit monitors the humidity of the running environment of traditional mutual inductor in real time；Controller unit monitors current transformer
Unit, voltage transformer monitoring unit, humidity-monitoring unit monitoring data handled, pass through data communication units with monitoring
Processing unit is into row data communication；
Temperature monitoring unit on the inlet wire busbar of traditional mutual inductor, the secondary side of conventional current mutual inductor and voltage transformer goes out
Temperature at wire terminal, on conventional current mutual inductor and voltage transformer is monitored, at data communication units and monitoring
Unit is managed into row data communication；
It monitors that processing unit completes the storage of data and operation calculates, and completes data processing to condition monitoring system, failure
Diagnosis and processing and human-computer interaction function；It is logical by data communication units and controller unit progress data to monitor processing unit
Data processing, fault diagnosis result are fed back to controller unit by letter, and controller unit control is by the result of monitoring processing in shape
Display is exported on state display unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019967.3A CN105487038B (en) | 2016-01-13 | 2016-01-13 | A kind of tradition mutual inductor condition monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019967.3A CN105487038B (en) | 2016-01-13 | 2016-01-13 | A kind of tradition mutual inductor condition monitoring system and method |
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| Publication Number | Publication Date |
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| CN105487038A CN105487038A (en) | 2016-04-13 |
| CN105487038B true CN105487038B (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610019967.3A Expired - Fee Related CN105487038B (en) | 2016-01-13 | 2016-01-13 | A kind of tradition mutual inductor condition monitoring system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110196082A (en) * | 2019-07-11 | 2019-09-03 | 谢明仿 | A kind of environment monitoring device and method of electronic mutual inductor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833023A (en) * | 2009-03-09 | 2010-09-15 | 西北工业大学 | Sensing head of temperature self-compensating fiber grating current sensor and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06138154A (en) * | 1992-10-26 | 1994-05-20 | Meidensha Corp | Inspection system of zero-phase current monitoring circuit |
| KR100206655B1 (en) * | 1996-02-23 | 1999-07-01 | 이종훈 | Portable current transformer tester |
| CN103424730A (en) * | 2013-08-13 | 2013-12-04 | 国家电网公司 | Current transformer field calibration system |
| CN204241588U (en) * | 2014-11-11 | 2015-04-01 | 国家电网公司 | Current transformer operating state monitoring system |
| CN205374718U (en) * | 2016-01-13 | 2016-07-06 | 济南大学 | Tradition mutual -inductor state monitoring system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833023A (en) * | 2009-03-09 | 2010-09-15 | 西北工业大学 | Sensing head of temperature self-compensating fiber grating current sensor and manufacturing method thereof |
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