CN102280934A - Remote operation device for main transformer of 35kV transformer substation - Google Patents
Remote operation device for main transformer of 35kV transformer substation Download PDFInfo
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- CN102280934A CN102280934A CN2011101252152A CN201110125215A CN102280934A CN 102280934 A CN102280934 A CN 102280934A CN 2011101252152 A CN2011101252152 A CN 2011101252152A CN 201110125215 A CN201110125215 A CN 201110125215A CN 102280934 A CN102280934 A CN 102280934A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The invention relates to a remote operation device for a main transformer of a 35kV transformer substation, wherein the optical signal input end of an optical receiving circuit is connected with the issuing signal output end of an optical fiber cable, and the signal output end of the optical receiving circuit is connected with the signal input end of a signal conversion and judgment unit; the control signal output ends of a high-voltage side circuit breaker and a low-voltage side circuit breaker of the signal conversion and judgment unit are connected with the control signal input ends of a high-voltage side circuit breaker operation unit and a low-voltage side circuit breaker operation unit respectively; the state signal input ends of the high-voltage side circuit breaker and the low-voltage side circuit breaker of an optical transmitting circuit are connected with the state signal output ends of the high-voltage side circuit breaker operation unit and the low-voltage side circuit breaker operation unit respectively, the optical signal output end of the optical transmitting circuit is connected with the up-delivering signal input end of the optical fiber cable, and the issuing signal input end and the up-delivering signal output end of the optical fiber cable are used for connecting with a centralized control center of the transformer substation. Operation staff does not need to go to an equipment field, misoperation factors are reduced, unsafe factors of traffic of operation staff are also reduced, the time for operating equipment is shortened, unnecessary loss is reduced and the reliability in power supply is further improved.
Description
Technical field:
The present invention relates to a kind of 35kV transforming plant main transformer depressor remote operation device.
Background technology:
At present, the intelligent grid construction is carried out in electric power system comprehensively, and full electric network is carried out Based Intelligent Control, intelligent management, intellectual analysis.The electrical network intellectuality has only just begun starting, because a variety of causes fails to be generalizable always comprehensively, for the technical research of 35kV transforming plant main transformer depressor remote operation, also be the part in the popularization and application of Power System Intelligentization, be primarily aimed at 35kV transforming plant main transformer depressor and carry out remote operation.
The technical research of 35kV transforming plant main transformer depressor remote operation is built, to play very big promotion to the power system device safety and economic operation, present 35kV transforming plant main transformer depressor in operation, owing to can not carry out remote operation, big to system's power supply unit safety and economic operation influence, power supply quality is low, device damage rate height, if can popularize the 35kV transforming plant main transformer depressor remote operation technology of using in an all-round way, operating personnel do not need device context, reduce the misoperation factor, also reduce operating personnel's traffic unsafe factor, shorten the operating equipment time, reduce unnecessary loss, improve power supply reliability, simultaneously, will play crucial effects the Power System Intelligent technical development.
Summary of the invention:
The purpose of this invention is to provide a kind of 35kV transforming plant main transformer depressor remote operation device, to adapt to the intelligent development demand of present power distribution network.
A kind of 35kV transforming plant main transformer depressor remote operation device, wherein: comprise optical fiber communication unit, signal transformation judging unit, breaker operator unit, high-pressure side, low-pressure side breaker operator unit, wherein, the optical fiber communication unit comprises fiber optic cables, optical transceiver, optical transceiver comprises optical receiving circuit, optical transmission circuit: the light signal input of optical receiving circuit connects the signal output part that issues of fiber optic cables, and the signal output part of optical receiving circuit connects the signal input part of signal transformation judging unit; The high-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of low-pressure side breaker operator unit; The high-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of breaker operator unit, high-pressure side, the low-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of low-pressure side breaker operator unit, the light signal output end of optical transmission circuit connects the signal input part of uploading of fiber optic cables, the issuing signal input part, upload signal output part and be used to connect the transformer station centralized control center of fiber optic cables.
Described 35kV transforming plant main transformer depressor remote operation device, wherein: described signal transformation judging unit comprises the A/D translation circuit, calculate decision circuitry, carry out signal drive circuit, the signal input part of A/D translation circuit connects the signal output part of optical receiving circuit, the signal output part of A/D translation circuit connects the signal input part that calculates decision circuitry, the signal output part that calculates decision circuitry connects the signal input part of carrying out signal drive circuit, the high-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of low-pressure side breaker operator unit.
Described 35kV transforming plant main transformer depressor remote operation device, wherein: carry out signal drive circuit and comprise high-pressure side breaker operator control relay, low-pressure side breaker operator control relay, the switching action of breaker operator control relay control breaker operator unit, high-pressure side, high-pressure side, the switching action of low-pressure side breaker operator control relay control low-pressure side breaker operator unit.
Described 35kV transforming plant main transformer depressor remote operation device, wherein: breaker operator unit, described high-pressure side comprises first relay, the make contact of second relay of the high-pressure side breaker operator control relay make contact of execution signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry, the make contact of carrying out second relay of the high-pressure side breaker operator control relay make contact of signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry constitutes parallel circuits, and the be in series series circuit of formation of the coil of this parallel circuits and first relay is connected on the power supply;
Described low-pressure side breaker operator unit comprises the series circuit that the make contact by first relay in the low-pressure side breaker operator control relay make contact of carrying out signal drive circuit in the coil of second relay, the signal transformation decision circuitry and the breaker operator unit, high-pressure side constitutes, and this series circuit is connected on the power supply.
The present invention will reach following technique effect after adopting technique scheme:
35kV transforming plant main transformer depressor remote operation device of the present invention, receive operating control signal by optical receiving circuit, fiber optic cables from the transformer station centralized control center, optical receiving circuit is handled the corresponding high and low pressure side breaker operator unit of delivering to, back with the operating control signal of receiving by the signal transformation judging unit afterwards, and corresponding actions is carried out in high and low pressure side breaker operator unit; The status signal of high and low pressure side breaker operator unit is delivered to optical transmission circuit, be sent to the transformer station centralized control center by fiber optic cables, make operating personnel can grasp current state in real time far away from the transformer station centralized control center, in case take place unusually, so that in time safeguard, operating personnel do not need device context, reduce the misoperation factor, also reduce operating personnel's traffic unsafe factor, shorten the operating equipment time, reduce unnecessary loss, improve power supply reliability.
Description of drawings:
Fig. 1 is the structured flowchart of 35kV transforming plant main transformer depressor remote operation device of the present invention;
Fig. 2 is the structure chart of optical transmission circuit, optical receiving circuit and fiber optic cables in the optical fiber communication shown in Figure 1 unit;
Fig. 3 is the structured flowchart of signal transformation judging unit among Fig. 1;
Fig. 4 is the circuit diagram of Fig. 1 mesohigh side breaker operator unit;
Fig. 5 is the circuit diagram of Fig. 1 mesolow side breaker operator unit.
Embodiment:
35kV transforming plant main transformer depressor remote operation device of the present invention, as shown in Figure 1, comprise optical fiber communication unit, signal transformation judging unit, breaker operator unit, high-pressure side, low-pressure side breaker operator unit, wherein, the optical fiber communication unit comprises fiber optic cables, optical transceiver, as Fig. 2, optical transceiver comprises optical receiving circuit, optical transmission circuit: the light signal input of optical receiving circuit connects the signal output part that issues of fiber optic cables, and the signal output part of optical receiving circuit connects the signal input part of signal transformation judging unit; The high-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of low-pressure side breaker operator unit; The high-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of breaker operator unit, high-pressure side, the low-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of low-pressure side breaker operator unit, the light signal output end of optical transmission circuit connects the signal input part of uploading of fiber optic cables, the issuing signal input part, upload signal output part and be used to connect the transformer station centralized control center of fiber optic cables.
After optical receiving circuit receives operating control signal from the transformer station centralized control center by fiber optic cables, optical receiving circuit is delivered to the signal transformation judging unit with the operating control signal of receiving and is handled, corresponding signal after the signal transformation judging unit is handled is delivered to high and low pressure side breaker operator unit, carries out corresponding actions by high and low pressure side breaker operator unit; The current corresponding state signal conveys of high and low pressure side breaker operator unit is sent to the transformer station centralized control center to optical transmission circuit by fiber optic cables, makes operating personnel can grasp current state in real time, in case take place unusual so that in time respond and safeguard.
So as seen, when 35kV transforming plant main transformer depressor equipment need drop into or withdraw from operation, operating personnel can carry out the remote control operation in the transformer station centralized control center, and the electrician does not need device context.
As Fig. 3, described signal transformation judging unit comprises the A/D translation circuit, calculate decision circuitry, carry out signal drive circuit, the signal input part of A/D translation circuit connects the signal output part of optical receiving circuit, the signal output part of A/D translation circuit connects the signal input part that calculates decision circuitry, the signal output part that calculates decision circuitry connects the signal input part of carrying out signal drive circuit, the high-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of low-pressure side breaker operator unit.
Carry out signal drive circuit and comprise high-pressure side breaker operator control relay, low-pressure side breaker operator control relay, the switching action of breaker operator control relay control breaker operator unit, high-pressure side, high-pressure side, the switching action of low-pressure side breaker operator control relay control low-pressure side breaker operator unit.
The A/D translation circuit is sent into signal judging circuit and is judged after the signal that receives is carried out the A/D conversion, and judging result signal is delivered to the execution signal drive circuit, to drive high and low pressure side breaker operator.
As Fig. 4, breaker operator unit, described high-pressure side comprises the first relay K G, the make contact KD1 of the second relay K D of the high-pressure side breaker operator control relay make contact K1 of execution signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry, the make contact KD1 that carries out the second relay K D of the high-pressure side breaker operator control relay make contact K1 of signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry constitutes parallel circuits, and the be in series series circuit of formation of the coil of this parallel circuits and the first relay K G is connected on the power supply;
After carrying out the high-pressure side breaker operator control relay action of signal drive circuit in the signal transformation decision circuitry, the high-pressure side circuit breaker carries out automatic breaking-closing operating, and the status signal after the operation of high-pressure side circuit-breaker switching on-off sends the transformer station centralized control center to by optical transmission circuit.
As Fig. 5, described low-pressure side breaker operator unit comprises the series circuit that the make contact KG1 by the first relay K G in low-pressure side breaker operator control relay make contact K2 that carries out signal drive circuit in the coil of the second relay K D, the signal transformation decision circuitry and the breaker operator unit, high-pressure side constitutes, and this series circuit is connected on the power supply.
After carrying out the low-pressure side breaker operator control relay action of signal drive circuit in the signal transformation decision circuitry, the low-pressure side circuit breaker carries out automatic breaking-closing operating, and the status signal after the operation of low-pressure side circuit-breaker switching on-off sends the transformer station centralized control center to by optical transmission circuit.
Transformer send electric operation sequence, closes the high-pressure side circuit breaker earlier, after close the low-pressure side circuit breaker, the high-pressure side circuit breaker does not conform to, the low-pressure side circuit breaker does not close, high-pressure side circuit breaker and low-pressure side circuit breaker have interlock function.
Transformer power failure operation sequence is stopped the low-pressure side circuit breaker earlier, after stop the high-pressure side circuit breaker, the low-pressure side circuit breaker does not stop, the high-pressure side circuit breaker can stop any more, low-pressure side circuit breaker and high-pressure side circuit breaker have interlock function.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although the present invention is had been described in detail with reference to preferred embodiment; the person of an ordinary skill in the technical field is to be understood that; still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; and not breaking away from technical scheme spirit of the present invention, it all should be encompassed in the technical scheme scope that the present invention asks for protection.
Claims (4)
1. 35kV transforming plant main transformer depressor remote operation device, it is characterized in that: comprise optical fiber communication unit, signal transformation judging unit, breaker operator unit, high-pressure side, low-pressure side breaker operator unit, wherein, the optical fiber communication unit comprises fiber optic cables, optical transceiver, optical transceiver comprises optical receiving circuit, optical transmission circuit: the light signal input of optical receiving circuit connects the signal output part that issues of fiber optic cables, and the signal output part of optical receiving circuit connects the signal input part of signal transformation judging unit; The high-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of signal transformation judging unit connects the signal input end of low-pressure side breaker operator unit; The high-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of breaker operator unit, high-pressure side, the low-pressure side circuit-breaker status signal input part of optical transmission circuit connects the status signal output of low-pressure side breaker operator unit, the light signal output end of optical transmission circuit connects the signal input part of uploading of fiber optic cables, the issuing signal input part, upload signal output part and be used to connect the transformer station centralized control center of fiber optic cables.
2. 35kV transforming plant main transformer depressor remote operation device as claimed in claim 1, it is characterized in that: described signal transformation judging unit comprises the A/D translation circuit, calculate decision circuitry, carry out signal drive circuit, the signal input part of A/D translation circuit connects the signal output part of optical receiving circuit, the signal output part of A/D translation circuit connects the signal input part that calculates decision circuitry, the signal output part that calculates decision circuitry connects the signal input part of carrying out signal drive circuit, the high-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of breaker operator unit, high-pressure side, and the low-pressure side circuit breaker control signal output ends of carrying out signal drive circuit connects the signal input end of low-pressure side breaker operator unit.
3. 35kV transforming plant main transformer depressor remote operation device as claimed in claim 2, it is characterized in that: carry out signal drive circuit and comprise high-pressure side breaker operator control relay, low-pressure side breaker operator control relay, the switching action of breaker operator control relay control breaker operator unit, high-pressure side, high-pressure side, the switching action of low-pressure side breaker operator control relay control low-pressure side breaker operator unit.
4. 35kV transforming plant main transformer depressor remote operation device as claimed in claim 3, it is characterized in that: breaker operator unit, described high-pressure side comprises first relay, the make contact of second relay of the high-pressure side breaker operator control relay make contact of execution signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry, the make contact of carrying out second relay of the high-pressure side breaker operator control relay make contact of signal drive circuit and low-pressure side breaker operator unit in the signal transformation decision circuitry constitutes parallel circuits, and the be in series series circuit of formation of the coil of this parallel circuits and first relay is connected on the power supply;
Described low-pressure side breaker operator unit comprises the series circuit that the make contact by first relay in the low-pressure side breaker operator control relay make contact of carrying out signal drive circuit in the coil of second relay, the signal transformation decision circuitry and the breaker operator unit, high-pressure side constitutes, and this series circuit is connected on the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101252152A CN102280934A (en) | 2011-10-08 | 2011-10-08 | Remote operation device for main transformer of 35kV transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101252152A CN102280934A (en) | 2011-10-08 | 2011-10-08 | Remote operation device for main transformer of 35kV transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN102280934A true CN102280934A (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101252152A Pending CN102280934A (en) | 2011-10-08 | 2011-10-08 | Remote operation device for main transformer of 35kV transformer substation |
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| CN (1) | CN102280934A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310963A (en) * | 2013-03-26 | 2013-09-18 | 国家电网公司 | Three-winding transformer design method suitable for 35kV distribution construction |
| CN106298215A (en) * | 2015-05-13 | 2017-01-04 | 中国电力科学研究院 | A kind of distribution transformer method for designing |
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| CN102170172A (en) * | 2011-04-29 | 2011-08-31 | 河南省电力公司驻马店供电公司 | Distant operating means for 10kV transformers |
| CN102195351A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating device of two-winding main transformer of 110kV transformer substation |
| CN102195352A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating control device for high-voltage box-type transformer |
| CN202111525U (en) * | 2011-10-08 | 2012-01-11 | 河南省电力公司驻马店供电公司 | Remote operation device for main transformer of 35kV transformer station |
-
2011
- 2011-10-08 CN CN2011101252152A patent/CN102280934A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102170172A (en) * | 2011-04-29 | 2011-08-31 | 河南省电力公司驻马店供电公司 | Distant operating means for 10kV transformers |
| CN102195351A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating device of two-winding main transformer of 110kV transformer substation |
| CN102195352A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating control device for high-voltage box-type transformer |
| CN202111525U (en) * | 2011-10-08 | 2012-01-11 | 河南省电力公司驻马店供电公司 | Remote operation device for main transformer of 35kV transformer station |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310963A (en) * | 2013-03-26 | 2013-09-18 | 国家电网公司 | Three-winding transformer design method suitable for 35kV distribution construction |
| CN103310963B (en) * | 2013-03-26 | 2015-12-09 | 国家电网公司 | A kind of three-winding transformer method for designing being applicable to 35kV distributionization and building |
| CN106298215A (en) * | 2015-05-13 | 2017-01-04 | 中国电力科学研究院 | A kind of distribution transformer method for designing |
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Application publication date: 20111214 |