CN202026153U - Remote operation control device for high-voltage box type transformer - Google Patents
Remote operation control device for high-voltage box type transformer Download PDFInfo
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- CN202026153U CN202026153U CN2011201540475U CN201120154047U CN202026153U CN 202026153 U CN202026153 U CN 202026153U CN 2011201540475 U CN2011201540475 U CN 2011201540475U CN 201120154047 U CN201120154047 U CN 201120154047U CN 202026153 U CN202026153 U CN 202026153U
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Abstract
The utility model relates to an operation control device for a high-voltage box type transformer, in particular to a remote operation control device applied to a high-voltage box type transformer. The operation control device comprises an optical receiving circuit, an optical emission circuit, fiber optic cables, a signal conversion and judgment circuit, a high-voltage circuit breaker operating circuit and a low-voltage circuit breaker operating circuit, wherein, the optical receiving circuit is connected with the signal conversion and judgment circuit which is further connected with the high-voltage circuit breaker operating circuit and the low-voltage circuit breaker operating circuit respectively; the state signal output terminal of the high-voltage circuit breaker operating circuit is connected with a first signal input terminal of the optical emission circuit; the state signal output terminal of the low-voltage circuit breaker operating circuit is connected with a second signal input terminal of the optical emission circuit; and the output terminal of the optical emission circuit and the input terminal of the optical receiving circuit are connected with a computer at a distribution service center through the fiber optic cables. The remote operation control device provided by the utility model has the advantages of simple structure, convenience in operation, manual labor conservation, and improved power supply reliability, and can remotely control the operation of the high-voltage box type transformer.
Description
Technical field
The utility model relates to a kind of high pressure box type transformer operating control device, a kind ofly specifically is applied to public high pressure box type transformer remote operation control device.
Background technology
The intelligent grid construction is carried out in electric power system at present comprehensively, and full electric network is carried out Based Intelligent Control, intelligent management, intellectual analysis.Yet the distribution intellectuality has only just begun starting, because a variety of causes fails to be generalizable always comprehensively, for high pressure box type transformer remote operation Research on Control, also be the intelligentized popularization and application part of distribution, mainly be at high pressure box type transformer, on-load switch, reach following 400V distribution system implementation remote operation control.
High pressure box type transformer remote operation Research on Control is built, to play very big promotion to the power distribution system equipment safety and economic operation, the present box distribution transformer of high pressure in operation, on-load switch, and following 400V distribution system, owing to can not carry out remote operation, big to the influence of distribution system power supply unit safety and economic operation, and power supply quality is low, device damage rate height, if can popularize applying high voltage box type transformer remote operation control device in an all-round way, operating personnel do not need to operate to device context, reduce the misoperation factor, also reduce operating personnel's traffic unsafe factor, shorten the operating equipment time, reduce the loss that do not have, improve power supply reliability; Also will play crucial effects to the development of distribution system intellectualized technology.
The utility model content
The purpose of this utility model provides a kind of high pressure box type transformer remote operation control device:
For achieving the above object, the utility model adopts technical scheme:
Comprise optical receiving circuit, optical transmission circuit, fiber optic cables, signal transformation decision circuitry, primary cut-out function circuit, low-voltage circuit breaker function circuit; The output of described optical receiving circuit connects the input of signal transformation decision circuitry, the execution primary cut-out operation signal output of signal transformation decision circuitry connects the signal input part of primary cut-out function circuit, and the status signal output of primary cut-out function circuit connects first signal input part of optical transmission circuit; The execution low-voltage circuit breaker operation signal output of described signal transformation judging circuit connects the signal input part of low-voltage circuit breaker function circuit, and low-voltage circuit breaker function circuit status signal output connects number secondary signal input of optical transmission circuit; The output of described optical transmission circuit and the input of optical receiving circuit are connected the computer of distribution service centre by fiber optic cables.
Described signal transformation decision circuitry comprises A/D translation circuit, signal judging circuit, executive component; The output of described A/D translation circuit connects the input of signal judging circuit, the output of signal judging circuit connects the input of executive component, and described executive component comprises that the primary cut-out function circuit is carried out relay and the low-voltage circuit breaker function circuit is carried out relay.
Described primary cut-out function circuit comprises first relay, the normally opened contact of primary cut-out function circuit execution relay and the normally opened contact of second relay, described primary cut-out function circuit is carried out the normally opened contact of relay and the normally opened contact of second relay constitutes parallel circuits, and the coil tandem of the described parallel circuits and first relay is at the two ends of power supply.
Described low-voltage circuit breaker function circuit comprises second relay, the normally opened contact of low-voltage circuit breaker function circuit execution relay and the normally opened contact of first relay, and the normally opened contact series connection of the normally opened contact of described low-voltage circuit breaker function circuit execution relay, the coil of second relay and second relay is at the two ends of power supply.
Adopt technique scheme can reach following technique effect:
Described high pressure box type transformer remote operation control device utilizes advanced computer technology, control technology, and the communication technology, thus develop a kind of box distribution transformer of high pressure, on-load switch of being used for, the remote control operation device of 400V distribution system.The relative prior art of the utility model has outstanding substantive distinguishing features and obvious improvement, specifically, this device technique progress, reasonable in design, desirable realization high pressure box type transformer remote operation control, for development network distribution system automation control, will play positive facilitation, this installs concrete advantage:
1, this high pressure box type transformer remote operation control device is used and is improved the power supply safety reliability, and operating personnel do not need device context, reduces the misoperation factor; Also reduce operating personnel's traffic unsafe factor.
2, this high pressure box type transformer remote operation control device, according to the on-the-spot running status needs of transformer equipment switching at any time, can carry out the remote control operation anywhere, shorten the operating transformer equipment time, reduce the loss that do not have, improve power supply reliability and increase amount of power supply.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the theory diagram of signal transformation decision circuitry described in the utility model;
Fig. 3 is the circuit diagram of primary cut-out function circuit described in the utility model;
Fig. 4 is the circuit diagram of low-voltage circuit breaker function circuit described in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
As shown in Figure 1: high pressure box type transformer remote operation control device described in the utility model comprises optical receiving circuit 21, optical transmission circuit 22, signal transformation decision circuitry 2, primary cut-out function circuit 3, low-voltage circuit breaker function circuit 4;
Described optical receiving circuit 21 signal output parts connect the signal input part of described signal transformation decision circuitry 2, the execution primary cut-out operation signal output of signal transformation decision circuitry 2 connects primary cut-out function circuit 3, and the status signal output of primary cut-out function circuit 3 connects first signal input part of optical transmission circuit 22; The execution low-voltage circuit breaker operation signal output of described signal transformation decision circuitry 2 connects low-voltage circuit breaker function circuit 4, and the status signal output of low-voltage circuit breaker 4 connects the secondary signal input of optical transmission circuit 22; The output of the input of described optical receiving circuit 21 and optical transmission circuit 22 is connected distribution service centre by fiber optic cables 23 respectively.
As shown in Figure 2: the signal transformation decision circuitry comprises A/D translation circuit 31, signal judging circuit 32, executive component 33; The output of described A/D translation circuit 31 connects the input of described computer decision circuitry 32, and the output of computer decision circuitry 32 connects executive component 33.Described executive component 33 comprises that the primary cut-out function circuit is carried out relay and the low-voltage circuit breaker function circuit is carried out relay.
As shown in Figure 3: described primary cut-out function circuit comprises the first relay K G, and executive component 33 mesohigh breaker operator circuit are carried out the normally opened contact K1 of relay, the normally opened contact KD1 of the second relay K D; Described executive component 33 mesohigh breaker operator circuit are carried out the normally opened contact K1 of relay and the normally opened contact KD1 of the second relay K D constitutes parallel circuits, and the coil tandem of the described parallel circuits and the first relay K G is between the first power supply A and second source B.
As shown in Figure 4: described low-voltage circuit breaker function circuit comprises the second relay K D, and executive component 33 mesolow breaker operator circuit are carried out the normally opened contact K2 of relay, the normally opened contact KG1 of the first relay K G; The coil of normally opened contact K2, the second relay K D of described executive component 33 mesolow breaker operator circuit execution relay and the normally opened contact KG1 series connection of the first relay K G are between the 3rd power supply D and the 4th power supply E.
The box transformer equipment of distribution system high pressure need drop into or withdraw from operation, the operator on duty of distribution service centre can send instruction, described instruction sends optical receiving circuit 21 to by fiber optic cables 23, optical receiving circuit 21 sends the signal that receives to signal transformation decision circuitry 2 again, signal is transformed into digital signal through A/D translation circuit 31 and sends computer decision circuitry 32 to, after judging, computer decision circuitry 32 sends signal to executive component 33, executive component 33 is according to the instruction action, if the order of sending is the signal of carrying out primary cut-out function circuit input or withdrawing from, then the primary cut-out function circuit of executive component 33 is carried out the actuating of relay, the primary cut-out function circuit is carried out the closed or disconnection of normally opened contact K1 of relay, be switched on or switched off primary cut-out function circuit 3, while primary cut-out function circuit 3 working state signal of the first relay K G at this moment sends optical transmission circuit 22 to, and optical transmission circuit 22 sends signal to staff by fiber optic cables 23 again.
Equally, if the order of sending is to carry out the signal that the low-voltage circuit breaker function circuit drops into, then the low-voltage circuit breaker function circuit of executive component 33 is carried out the actuating of relay, the low-voltage circuit breaker function circuit is carried out the normally opened contact K2 closure of relay, guaranteeing to connect the primary cut-out function circuit, under the condition of the normally opened contact KG1 closure of primary cut-out KG, connect the low-voltage circuit breaker function circuit, the while low-voltage circuit breaker function circuit working state signal of second relay at this moment sends optical transmission circuit 22 to, and optical transmission circuit 22 sends signal to staff by fiber optic cables 23 again; If, the order of sending is to carry out the signal that the low-voltage circuit breaker function circuit withdraws from, then the low-voltage circuit breaker function circuit of executive component 33 is carried out the actuating of relay, the normally opened contact K2 that the low-voltage circuit breaker function circuit is carried out relay disconnects, disconnect low-voltage circuit breaker function circuit 4, while low-voltage circuit breaker function circuit 4 working state signal of the second relay K D at this moment sends optical transmission circuit 22 to, and optical transmission circuit 22 sends signal to staff by fiber optic cables 23 again.In addition, the staff can carry out the remote control operation by computer anywhere, and the electrician need not arrive device context, can shorten a lot of times like this, and improves the power supply safety reliability.During the signal after system high pressure box type transformer equipment state changes, variable signal can be delivered to immediately to the operator on duty simultaneously, and the staff is the operation of supervisory control system at any time.
Transformer send electric operation sequence, connects the primary cut-out function circuit earlier, and the low-voltage circuit breaker function circuit is connected in the back, and the primary cut-out function circuit is disconnected, and the low-voltage circuit breaker function circuit can not be connected, and high-low pressure breaker operator circuit has interlock function.
Transformer power failure operation sequence disconnects the low-voltage circuit breaker function circuit earlier, and the back disconnects the primary cut-out function circuit, and the low-voltage circuit breaker function circuit does not disconnect, and the primary cut-out function circuit also breaks not open, and the height circuit breaker has interlock function.
Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (4)
1. a high pressure box type transformer remote operation control device is characterized in that: comprise optical receiving circuit, optical transmission circuit, fiber optic cables, signal transformation decision circuitry, primary cut-out function circuit, low-voltage circuit breaker function circuit; The output of described optical receiving circuit connects the input of signal transformation decision circuitry, the execution primary cut-out operation signal output of signal transformation decision circuitry connects the signal input part of primary cut-out function circuit, and the status signal output of primary cut-out function circuit connects first signal input part of optical transmission circuit; The execution low-voltage circuit breaker operation signal output of described signal transformation judging circuit connects the signal input part of low-voltage circuit breaker function circuit, and low-voltage circuit breaker function circuit status signal output connects number secondary signal input of optical transmission circuit; The output of described optical transmission circuit and the input of optical receiving circuit are connected the computer of distribution service centre by fiber optic cables.
2. high pressure box type transformer remote operation control device as claimed in claim 1, it is characterized in that: described signal transformation decision circuitry comprises A/D translation circuit, signal judging circuit, executive component; The output of described A/D translation circuit connects the input of signal judging circuit, the output of signal judging circuit connects the input of executive component, and described executive component comprises that the primary cut-out function circuit is carried out relay and the low-voltage circuit breaker function circuit is carried out relay.
3. high pressure box type transformer remote operation control device as claimed in claim 1 or 2, it is characterized in that: described primary cut-out function circuit comprises first relay, the normally opened contact of primary cut-out function circuit execution relay and the normally opened contact of second relay, described primary cut-out function circuit is carried out the normally opened contact of relay and the normally opened contact of second relay constitutes parallel circuits, and the coil tandem of the described parallel circuits and first relay is at the two ends of power supply.
4. high pressure box type transformer remote operation control device as claimed in claim 3, it is characterized in that: described low-voltage circuit breaker function circuit comprises second relay, the normally opened contact of low-voltage circuit breaker function circuit execution relay and the normally opened contact of first relay, and the normally opened contact series connection of the normally opened contact of described low-voltage circuit breaker function circuit execution relay, the coil of second relay and second relay is at the two ends of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201540475U CN202026153U (en) | 2011-05-16 | 2011-05-16 | Remote operation control device for high-voltage box type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201540475U CN202026153U (en) | 2011-05-16 | 2011-05-16 | Remote operation control device for high-voltage box type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202026153U true CN202026153U (en) | 2011-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201540475U Expired - Fee Related CN202026153U (en) | 2011-05-16 | 2011-05-16 | Remote operation control device for high-voltage box type transformer |
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|---|---|
| CN (1) | CN202026153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2011
- 2011-05-16 CN CN2011201540475U patent/CN202026153U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20150516 |
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| EXPY | Termination of patent right or utility model |