CN211981575U - One-key sequential control system of transformer substation - Google Patents
One-key sequential control system of transformer substation Download PDFInfo
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- CN211981575U CN211981575U CN202020632733.8U CN202020632733U CN211981575U CN 211981575 U CN211981575 U CN 211981575U CN 202020632733 U CN202020632733 U CN 202020632733U CN 211981575 U CN211981575 U CN 211981575U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 238000005259 measurement Methods 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims description 18
- 230000001915 proofreading effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 15
- 238000012790 confirmation Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 3
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- 238000010586 diagram Methods 0.000 description 2
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- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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Abstract
The utility model provides a key in proper order accuse system of transformer substation, include: the system comprises a sensor, a camera, a first main equipment monitoring workstation, a first switch, a second main equipment monitoring workstation, a measurement and control device and a key sequential control host. The system is provided with a sensor capable of sensing the state of a grounding disconnecting link and a camera for shooting working pictures of a disconnecting switch and a breaker in real time, information sensed by the sensor and images shot by the camera are both sent to a first main equipment monitoring workstation, so that operation and maintenance personnel can directly know the field operation condition of equipment through the first main equipment monitoring workstation, when information sent by a measurement and control device and received by a second main equipment monitoring workstation is abnormal information, the operation and maintenance personnel do not need to check the site, only the first main equipment monitoring workstation is needed to check, double confirmation can be completed, corresponding switching operation is carried out through a one-key sequential control host, defects are timely remedied, and the safety coefficient of operation of a transformer substation is improved; the one-key sequential control system for the transformer substation has the advantages of safety, reliability, time and labor saving, simplicity, convenience and the like.
Description
Technical Field
The utility model discloses a technical field that relates to online fortune of transformer substation maintains especially relates to a key in proper order accuse system of transformer substation.
Background
In recent years, the construction of a power grid is developed at a high speed, the number of substations is continuously increased, the problems of complex flow, large repetitive workload, low operation efficiency, large consumption of manpower and material resources and the like exist in the conventional manual switching operation, and the operation risk is large, so that the current development requirement of the power grid is difficult to adapt.
In order to solve the problems, the conventional transformer substation mostly adopts a one-key sequential control technology, but the conventional one-key sequential control technology needs manual field check to realize double confirmation. However, manual field check has a certain safety risk, if the region is remote, the worker needs to spend a certain time to arrive at the field for checking, so that the double confirmation consumes a long time, the implementation of remedial measures is delayed, and if the defect cannot be timely remedied, the severe environment further increases the working risk of the worker.
Therefore, how to develop a novel one-key sequential control system, while improving the safety factor, the timeliness is improved, and the problem to be solved urgently is formed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a key in proper order accuse system of transformer substation to at least, solve current key in proper order accuse system, because the fortune dimension personnel can't in time arrive the scene and carry out two affirmations, lead to unable defect remedy in time, have the problem that factor of safety is low.
The utility model provides a technical scheme specifically does, a transformer substation's key is in same direction as accuse system, and this system includes: the system comprises a sensor, a camera, a first main equipment monitoring workstation, a first switch, a second main equipment monitoring workstation, a measurement and control device and a one-key sequential control host;
the sensor is arranged on a grounding disconnecting link in electrical primary equipment in a transformer substation and used for sensing the disconnecting link state of the grounding disconnecting link;
the camera is installed in the transformer substation and used for shooting working pictures of the disconnecting switch and the circuit breaker in the primary electrical equipment in the transformer substation in real time;
the input end of the first main equipment monitoring workstation is connected with the output end of the sensor and the output end of the camera;
the first switch is in communication connection with the first master monitoring workstation;
the second switch is in communication connection with the first switch;
the second master equipment monitoring workstation is in communication connection with the second switch;
the input end of the measurement and control device is connected with the primary and secondary electrical equipment and is used for detecting electrical measurement values of the equipment and power grid abnormality indication information in real time, and the output end of the measurement and control device is connected with the input end of the second main equipment monitoring workstation;
the input end of the key sequence control host is connected with the output end of the second main equipment monitoring workstation, and the output end of the key sequence control host is connected with the control end of the measurement and control device.
Preferably, the one-key sequence control system of the transformer substation further comprises a first longitudinal encryption device and a second longitudinal encryption device;
the first longitudinal encryption device and the second longitudinal encryption device are connected in series between the first switch and the second switch, the first longitudinal encryption device is in communication connection with the first switch, the second longitudinal encryption device is in communication connection with the second switch, and the first longitudinal encryption device is in communication connection with the second longitudinal encryption device.
Further preferably, the substation one-key sequence control system further includes: an intelligent error prevention host;
the intelligent error-prevention host is connected with the one-key sequential control host, and error-prevention logics are respectively arranged in the intelligent error-prevention host and the one-key sequential control host, so that double sets of error-prevention proofreading are realized.
The utility model provides a pair of among transformer substation's key in-sequence control system, be provided with the sensor of response ground connection switch state and the camera of shooting isolator and circuit breaker working picture in real time, and all send the image of sensor response and camera shooting to first main equipment in keeping watch on the workstation, so that fortune dimension personnel directly monitor the workstation through first main equipment, alright the on-the-spot operational aspect of understanding equipment directly, when the second main equipment is kept watch on the workstation and is received the information that measuring and control device sent for abnormal information, fortune dimension personnel need not to go on the scene and check, only need to keep watch on the workstation through first main equipment and check, just can accomplish two confirmations, and carry out corresponding switching operation through a key in-sequence control host computer, in order in time to carry out the defect, improve the factor of safety of transformer substation's operation.
The utility model provides a pair of transformer substation's a key is in same direction as accuse system has advantages such as safe and reliable, labour saving and time saving, simple convenient.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of a module composition of a key sequence control system of a transformer substation provided in an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a module composition of another transformer substation one-key sequential control system provided by an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
The problem of current key in order to control the system, because the operation and maintenance personnel can't in time arrive the scene and carry out two affirmations, lead to in time carrying out the defect remedy, have factor of safety low is solved in order to solve. Referring to fig. 1, this embodiment provides a transformer substation key sequence control system, and this system mainly comprises sensor 1, camera 2, first main equipment monitoring workstation 4, first switch 5, second switch 6, second main equipment monitoring workstation 7, measurement and control device 8 and key sequence control host 9, wherein, first main equipment monitoring workstation 4 and first switch 5 all set up in fortune dimension shift station's residence, and sensor 1, camera 2, second switch 6, second main equipment monitoring workstation 7, measurement and control device 8 and key sequence control host 9 all set up in the transformer substation, and sensor 1 installs on the earthing switch in the electric primary equipment in the transformer substation for the switch state of response earthing switch, this switch state includes: and the switching-off state and the switching-on state. Camera 2 installs in the transformer substation for shoot the work picture of isolator and circuit breaker among the electrical primary equipment in real time, in order to improve the effect of shooing, preferably, what camera 2 adopted is high definition digtal camera. The input end of a first main equipment monitoring workstation 4 is connected with the output end of the sensor 1 and the output end of the camera 2 and is used for respectively receiving the disconnecting link state information about the grounding disconnecting link sent by the sensor 1 and the working pictures of the disconnecting switch and the circuit breaker shot by the camera 2, the first main equipment monitoring workstation 4 is composed of a display and a host, wherein the display is used for receiving and displaying the information, and the host is used for receiving and storing the information, at the moment, the operation and maintenance personnel can intuitively know the working conditions of the grounding disconnecting link, the disconnecting switch and the circuit breaker through the display in the first main equipment monitoring workstation 4, the first switch 5 is in communication connection with the first main equipment monitoring workstation 4 for data exchange, the second switch 6 is in communication connection with the first switch 5 for data exchange, and the second main equipment monitoring workstation 7 is in communication connection with the second switch 6, the input end of the measurement and control device 8 is connected with the primary and secondary electrical devices and is used for detecting electrical measurement values and power grid abnormality indication information of the devices in real time, the output end of the measurement and control device 8 is connected with the input end of the second main device monitoring workstation 7 and sends the detected electrical measurement values and power grid abnormality indication information to the second main device monitoring workstation 7, the input end of the one-key sequence control host 9 is connected with the output end of the second main device monitoring workstation 7 and is used for receiving control information sent by the second main device monitoring workstation 7, the output end of the one-key sequence control host 9 is connected with the control end of the measurement and control device 8 and is used for controlling the measurement and control device 8 to carry out corresponding switching operation, wherein the second main device monitoring workstation 7 is also composed of a display and a host.
The specific working process of the transformer substation one-key sequence control system is as follows: when the second main equipment monitoring workstation 7 receives that the power grid operation information collected by the measurement and control device 8 is abnormal and needs to be confirmed for the second time, the second main equipment monitoring workstation 7 sends an alarm to be sent to the first main equipment monitoring workstation through the second switch 6 and the first switch 5, after receiving the alarm signal, the operation and maintenance personnel at the operation and maintenance site do not need to check on site, only the first main equipment monitoring workstation 4 needs to check the working states of the grounding knife switch, the disconnecting switch and the circuit breaker, double confirmation can be completed, corresponding confirmation information is exchanged through the first switch 5 and the second switch 6 and is sent to the second main equipment monitoring workstation 7, the second main equipment monitoring workstation 7 generates a corresponding command after checking the information received from the measurement and control device 8 and the confirmation information of the operation and maintenance personnel, and controlling a key sequence control host 9 to perform corresponding operation, and performing corresponding control on the electrical equipment by using the measurement and control device 8.
According to the one-key sequential control system for the transformer substation in the embodiment, the power operation and maintenance personnel can remotely judge the switching-on and switching-off states, and limitation and difficulty of manual field observation and judgment are eliminated, so that personal safety and equipment operation potential safety hazards caused by improper switching-on and switching-off are avoided. On the premise of fully ensuring the safety of sequence control operation, the aim of more high efficiency, flexibility and intelligence of sequence control operation is fulfilled. By adopting the sequence control operation, the work load of the switching operation can be reduced by 60 percent, and the risks of misoperation, operation leakage and the like are greatly eliminated. In addition, the comprehensive monitoring of the operation and maintenance class on the information of the main and auxiliary equipment of the governed transformer substation is realized, the operation and maintenance efficiency can be improved, and the repeated workload of the site is reduced. After the one-key sequence control system is used, the operation and maintenance cost and the overhaul cost can be obviously reduced, the reliable guarantee is provided for the safe operation of a power grid, and the economic benefit of an enterprise is increased.
In order to realize the secure access of data, as an improvement of the technical solution, referring to fig. 2, in the substation one-touch command system, a first longitudinal encryption device 10 and a second longitudinal encryption device 11 may be further provided, wherein the first longitudinal encryption device 10 and the second longitudinal encryption device 11 are connected in series between the first switch 5 and the second switch 6, the first longitudinal encryption device 10 is connected in communication with the first switch 5, the second longitudinal encryption device 11 is connected in communication with the second switch 6, and the first longitudinal encryption device 10 is connected in communication with the second longitudinal encryption device 11; the first longitudinal encryption device 10 and the second longitudinal encryption device 11 are in a matching relationship, when the first longitudinal encryption device 10 encrypts, the second longitudinal encryption device 11 decrypts, when the first longitudinal encryption device 10 decrypts, the second longitudinal encryption device 11 encrypts, and through the cooperation of the first longitudinal encryption device 10 and the second longitudinal encryption device 11, data encryption and decryption are realized.
In order to reduce the misoperation of the one-key sequential control system of the transformer substation, as an improvement of the technical scheme, referring to fig. 2, an intelligent anti-misoperation host 12 is further arranged on the one-key sequential control system of the transformer substation, wherein the intelligent anti-misoperation host 12 is connected with the one-key sequential control host 9, and anti-misoperation logics are respectively arranged in the intelligent anti-misoperation host 12 and the one-key sequential control host 9, so that double sets of anti-misoperation proofreading are realized, and the misoperation is avoided.
In the above embodiment, 1 operation and maintenance shift station is accessed to 1 substation as an example, actually, 1 operation and maintenance shift station can be accessed to 2 or even multiple substations, and the corresponding sensor, camera, second switch, second master monitoring workstation, measurement and control device, and one-key sequence control host are added in a complete set, the only difference is that an event integration host needs to be added at the operation and maintenance shift station, and the working principle of the event integration host is the same as that of the 1 operation and maintenance shift station accessed to 1 substation, so that the description is omitted here.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (3)
1. A transformer substation key sequence control system is characterized by comprising: the system comprises a sensor (1), a camera (2), a first main equipment monitoring workstation (4), a first switch (5), a second switch (6), a second main equipment monitoring workstation (7), a measurement and control device (8) and a one-key sequential control host (9);
the sensor (1) is arranged on a grounding disconnecting link in electrical primary equipment in a transformer substation and used for sensing the disconnecting link state of the grounding disconnecting link;
the camera (2) is installed in the transformer substation and is used for shooting working pictures of the disconnecting switch and the circuit breaker in the primary electrical equipment in the transformer substation in real time;
the input end of the first main equipment monitoring workstation (4) is connected with the output end of the sensor (1) and the output end of the camera (2);
the first switch (5) is in communication connection with the first master monitoring workstation (4);
the second switch (6) is in communication connection with the first switch (5);
the second master equipment monitoring workstation (7) is in communication connection with the second switch (6);
the input end of the measurement and control device (8) is connected with the electrical primary and secondary equipment and is used for detecting the electrical measurement value of the equipment and the power grid abnormity indication information in real time, and the output end of the measurement and control device (8) is connected with the input end of the second main equipment monitoring workstation (7);
the input end of the key sequence control host (9) is connected with the output end of the second main equipment monitoring workstation (7), and the output end of the key sequence control host (9) is connected with the control end of the measurement and control device (8).
2. A substation key order control system according to claim 1, further comprising a first longitudinal encryption device (10) and a second longitudinal encryption device (11);
the first longitudinal encryption device (10) and the second longitudinal encryption device (11) are connected in series between the first switch (5) and the second switch (6), the first longitudinal encryption device (10) is in communication connection with the first switch (5), the second longitudinal encryption device (11) is in communication connection with the second switch (6), and the first longitudinal encryption device (10) is in communication connection with the second longitudinal encryption device (11).
3. The substation one-touch sequential control system according to claim 1, further comprising: an intelligent anti-misoperation host (12);
the intelligent anti-misoperation host (12) is connected with the one-key sequential control host (9), and anti-misoperation logics are respectively arranged in the intelligent anti-misoperation host (12) and the one-key sequential control host (9), so that double sets of anti-misoperation proofreading are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632733.8U CN211981575U (en) | 2020-04-23 | 2020-04-23 | One-key sequential control system of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632733.8U CN211981575U (en) | 2020-04-23 | 2020-04-23 | One-key sequential control system of transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN211981575U true CN211981575U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020632733.8U Expired - Fee Related CN211981575U (en) | 2020-04-23 | 2020-04-23 | One-key sequential control system of transformer substation |
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| Country | Link |
|---|---|
| CN (1) | CN211981575U (en) |
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2020
- 2020-04-23 CN CN202020632733.8U patent/CN211981575U/en not_active Expired - Fee Related
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Granted publication date: 20201120 |