CN202268745U - GIS (gas insulated switchgear) intelligent control cubicle - Google Patents
GIS (gas insulated switchgear) intelligent control cubicle Download PDFInfo
- Publication number
- CN202268745U CN202268745U CN2011203950455U CN201120395045U CN202268745U CN 202268745 U CN202268745 U CN 202268745U CN 2011203950455 U CN2011203950455 U CN 2011203950455U CN 201120395045 U CN201120395045 U CN 201120395045U CN 202268745 U CN202268745 U CN 202268745U
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- gis
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- cabinet
- intelligent control
- guide rail
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Abstract
The utility model discloses a GIS (gas insulated switchgear) intelligent control cubicle which comprises an electric analog indication disc, an operating mode switching handle disc, a contactor, a connector assembly, a guide rail, a miniature circuit breaker, a power switching device, an operation box, a GIS intelligent control device and a press plate, wherein the electric analog indication disc is arranged on a mounting plate in the control cubicle, the operating mode switching handle disc is arranged below the electric analog indication disc, the guide rail is fixed in the control cubicle, and the contactor and the connector assembly are clamped on the guide rail; the power switching device, the operation box and the GIS intelligent control device are arranged on an installation cabinet in the control cubicle, and the power output end of the power switching device is connected with the power input end of the GIS intelligent control device; and the press plate is also arranged on the mounting plate in the control cubicle, and the press plate is connected with input and output of the power switching device, the operation box, and the GIS intelligent control device. The structure ensures that GIS equipment has intelligent functions such as collection and analysis, intelligent control, incident record, on-line monitoring and sequential control and the like, and the functional reliability of the control cubicle is further improved.
Description
Technical field
The utility model belongs to the secondary control field of power transmission and transforming equipment High-Voltage Electrical Appliances; And relate to field of relay protection in power; Relate in particular to the indoor GIS of a kind of 500kV of can be used for (or HGIS); Towards the 500kV GIS intelligence convergence control cabinet of completion GIS interval secondary observing and controlling of GIS bay unit and GIS Based Intelligent Control function, it can substitute the GIS of 500kV electric pressure transformer station or traditional on-site control of HGIS equipment (LCP cabinet), has Based Intelligent Control function and other additional function.
Background technology
GIS (Gas Insulated Switchgear) is sealed in the high pressure combined electrical apparatus in the gas-insulated metal shell with required elements of power transmission and transformation such as circuit breaker, isolating/grounding switch, current/voltage instrument transformer and buses; HGIS (Hybrid Gas Insulated Switchgear) is a kind of high voltage switchgear between GIS and AIS, and GIS and HGIS all have characteristics such as compact conformation, floor space be little, easy for installation, reliable, non-maintaining.
Present GIS and HGIS apparatus control system are still continued to use the electromechanical equipment based on traditional control theory---and the secondary control loop of relay, contactor and various signal relay overlap joint, the control that this secondary circuit constitutes GIS, HGIS equipment reaches the warning on the spot to GIS, HGIS fault-signal.There is following defective in the Traditional GIS secondary control system:
(1) equipment occupation space such as relay, contactor, signal relay are big, the installation and maintenance inconvenience of getting up;
(2) contact that provides of relay is limited, and the multiple heavy requirement that could satisfy the loop after moving often need be passed through in some loop, greatly reduces the reliability of system;
(3) the electric loop line is complicated, and workload is big, is difficult to find problem after makeing mistakes, and debugging cycle is very long;
(4) system flexibility is poor, when occur changing some in addition to change components and parts;
(5) systemic-function is single, can't realize complicated intelligent function demand, like the sequential control of equipment, on-line condition monitoring etc.;
(6) relay self does not possess self detecting function, after broken string or relay coil short circuit take place in the loop, and not on-site can not the discovery;
(7) a lot of signals in the system are directly to be connected with equipment such as relay, and are middle less than isolation, disturbed easily;
(8) the GIS apparatus control system does not have digital interface, and intelligent apparatus such as protection, observing and controlling still need connect the operation that realizes through traditional cable, can't realize network control mode.
In recent years; Just entering into people's the visual field based on IEC61850 communication protocol, the digitlization of containing process layer, wall, station level, intelligent transformer station; Along with the construction of intelligent grid, Traditional GIS, HGIS control system can not adapt to the requirement of intelligent switch development, and the method that changes this present situation is to utilize advanced computer technology; Make it not only can accomplish original control system function, but also have other additional function.
Based on aforementioned analysis, the design people is devoted to develop a kind of 500kV GIS intelligence convergence control cabinet, and this case produces thus.
The utility model content
The main purpose of the utility model; Be to provide a kind of GIS intelligence convergence control cabinet; Through Applied Digital control technology in switchgear; Solve mainly that GIS secondary control system electric loop complicacy is unreliable, systemic-function is single, the in-site collecting and the intelligent functions such as analysis, Based Intelligent Control, logout, on-line monitoring and sequential control that make GIS equipment have data, and functional reliability further improves.
In order to reach above-mentioned purpose, the solution of the utility model is:
A kind of GIS intelligence convergence control cabinet comprises electric simulation indicating dial, operator scheme switching handle panel, contactor, connector, guide rail, miniature circuit breaker, power transfer device, control box, GIS intelligence controlling device and pressing plate; Wherein, said electric simulation indicating dial is installed on the mounting panel in the cabinet, and operator scheme is switched the below that handle panel is installed in the electric simulation indicating dial; Guide rail is fixed in the cabinet, and contactor and connector are installed on the guide rail; Power transfer device, control box and GIS intelligence controlling device all are installed in the interior installation of cabinet cashier's office in a shop; The power output end of power transfer device connects the power input of GIS intelligence controlling device; Pressing plate also is installed on the mounting panel in the cabinet, with opening into being connected with leaving of power transfer device, control box and GIS intelligence controlling device.
After adopting such scheme, the utlity model has following characteristics:
(1) utilize power transfer device that the control power supply is automaticallyed switch, prevent to control the operation failure that power failure causes because of certain road, reliability is higher;
(2) GIS intelligence convergence control cabinet has kept the electric simulation indicating dial that meets operations staff's operating habit; Simultaneously on the GIS intelligence controlling device, increased man-machine dialogue interface; The operations staff also can carry out local operation and demonstration to GIS equipment through this Chinese display large-screen; The Chinese display large-screen can also show main wiring diagram, switch, disconnecting link and analog quantity etc. on the spot, but main wiring diagram off-line editing and directly download wherein through grid.Because GIS intelligence convergence control cabinet has increased friendly man-machine dialog interface, has greatly improved the interactivity of GIS equipment;
(3) the utility model is accomplished the processing on the spot to this interval information through the GIS intelligence controlling device; The electric current of GIS current transformer, voltage transformer, voltage directly insert the GIS intelligence controlling device and handle on the spot, and its basic calculating amount has electric current, voltage, electric degree calculating, frequency, power and power factor, 15 subharmonic measurements etc.; GIS state information in-site collecting gets into the GIS intelligence controlling device; Mainly contain location status information, the GIS fault message of each element; Chinese display large-screen through intelligent apparatus after these information vias are handled shows on the spot; The fault of having cancelled traditional measurement instrument, former on-site control (LCP) shows photon row or fault drop indicator relay, and these information can also be through delivering to the supervisory control system of station layer on the communication modes simultaneously;
(4) utilize the GIS intelligence controlling device to realize functions such as the electrical interlock of former GIS secondary control system, the inconsistent actuating protection of three-phase, energy storage motor control; But electrical interlock logic off-line editing configuration is also directly downloaded through network; Complicated loop based on traditional contactor, relay overlap joint has been replaced like this; The traditional secondary loop is able to simplify, and reliability improves greatly, and the GIS intelligence controlling device has also added novel intelligent functions such as sequential control simultaneously; Because the GIS intelligence controlling device can be shared in device inside or through communication modes the information of gathering, and can significantly reduce the requirement to GIS equipment raw information quantity, has simplified the main equipment structure, has improved equipment dependability;
(5) the GIS intelligence controlling device is supported the communication protocol of power industry standard DL/T667-1999; Are furnished with the two nets of 100Mbps Ethernet; The data that in-site collecting is handled are through sending on the optical-fibre channel; Therefore can reduce the control and the signal cable of mechanical floor to wall protection equipment room in a large number,, significantly improve the reliability of signal transmission in the power station because the optical cable Electro Magnetic Compatibility is much better than cable;
(6) GIS intelligence controlling device internal configurations 15 road direct current transmitter unit, GIS states such as the transducer that can install GIS equipment such as SF6 pressure sensor carry out on-line monitoring; Intelligence controlling device can be accomplished the record of 256 Action Events and sequential affair, and these functions make GIS equipment possess the characteristic of intelligence GIS;
(7) intelligent convergence control cabinet is through first and second integrated design; Utilize control box that circuit breaker is carried out functions such as phase-splitting/three-phase control and electric trip-preventing, pressure atresia, the monitoring of divide-shut brake loop; Cancel and simplified some the redundant loop that causes because of the specialty segmentation; Eliminate the loop abnormality that therefore produces, improved the reliability of control loop;
(8) intelligent convergence control cabinet can also be with the protective device group screen, through with intelligent convergence control cabinet global design after, electric current, the voltage signal of protective device in-site collecting GIS are protected algorithm, the protection outlet through back panel wiring to control box.Because the electrical distance between protective device and the GIS instrument transformer shortens greatly, makes GIS instrument transformer Capacity Selection more easy; Intelligent convergence control cabinet and protective device group screen can be optimized protection scheme more simultaneously; The group screen scheme can be divided the protection zone according to GIS main wiring mode and arrangement; Confirm protected mode, coordinate protection and control system, realize protection, observing and controlling, intelligent control integratedization of GIS towards the GIS bay unit.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1.
Embodiment
Below will combine accompanying drawing and specific embodiment, the structure and the operation principle of the utility model will be elaborated.
To shown in Figure 3, the utility model provides a kind of GIS intelligence convergence control cabinet like Fig. 1, below introduces respectively.
500kV GIS intelligence convergence control cabinet is equiped with electric simulation indicating dial 1, operator scheme is switched handle panel 2, contactor 3, connector 4 and guide rail 5; Wherein, Electric simulation indicating dial 1 is installed on the mounting panel in the cabinet; Be used to indicate GIS main electrical scheme at interval, and GIS switch element at interval operated through the operating handle that is installed on the main electrical scheme; And operator scheme is switched the below that handle panel 2 is installed in electric simulation indicating dial 1; Which is provided with three operator schemes and switch handle, can make operating under eight kinds of different pattern modes of each switch element of GIS interval select (like Based Intelligent Control pattern or direct control model); In the said 500kV GIS intelligence convergence control cabinet contactor 3 and connector 4 are installed also; They are snap-fit on the guide rail 5; This guide rail is that steel are processed, and is fixed in the cabinet, and the length of guide rail 5 is regulated according to the contactor of installing on it 3 or the quantity and the gap of connector 4.
500kV GIS intelligence convergence control cabinet also is provided with miniature circuit breaker 6, power transfer device 7, control box 8, GIS intelligence controlling device 9 and pressing plate 10; External power source is each the alternating current-direct current loop power supply in the 500kV GIS intelligence convergence control cabinet through miniature circuit breaker.Wherein the power supply of GIS intelligence controlling device 9 also need pass through power transfer device 7; Power transfer device 7 is installed on the mounting panel in the cabinet through four screws on installing hole and the front panel; Be used for replacing the power supply switching circuit that relay is formed, realize the no disturbance of GIS intelligence controlling device 9 device power supplys is switched; Control box 8 is installed in the below of power transfer device 7 through four screws on installing hole and the front panel, in order to three-phase and the branch that substitutes the GIS circuit breaker be harmonious, sub-switching operation relay circuit and electric trip-preventing loop; And GIS intelligence controlling device 9 all is installed on the mounting panel in the cabinet by screw with pressing plate 10, in order to replace at interval electric current of GIS, voltmeter, warning light formula board/fall board indicating device and the inconsistent operation of the three-phase control loop that trips.
The operational order of GIS switches handle panel 2, electric simulation indicating dial 1 or GIS intelligence controlling device 9 through operator scheme and pressing plate 10 is selected to send, and these orders are accomplished after the logical controlling through connector 4 complete operation that links to each other with actuating element in the GIS operating mechanism through screen internal wiring to control box 8 or contactor 3 backs.
During the work of 500kV GIS intelligence convergence control cabinet; Each road power of alterating and direct current is through be loop power supply after protection of miniature circuit breaker, the protection of two-way DC power supply through the power transfer device 7 installed in the cabinet wherein arranged after, supply GIS intelligence controlling device 9; Described GIS intelligence controlling device 9 in-site collectings are handled electric current, voltage signal and GIS state at interval; After analyzing, information is uploaded to the monitoring backstage through communication port with the optical fiber mode, and receives the remote control command that the monitoring backstage issues through this passage; Simultaneously; These information also can be through the Chinese display large-screen real time inspection that carries on the GIS intelligence controlling device 9, and the GIS alarm signal also can point out through the red LED lamp on it, and location status then shows through the indicator light on the electric simulation indicating dial 1 in the cabinet.
When GIS equipment is carried out local operation; The operator scheme switching handle that the operator scheme of the utility model is switched on the handle panel 2 places intelligent control method; Mode through clicking menu is at the enterprising line operate of Chinese display large-screen of GIS intelligence controlling device 9 again; Also can the operator scheme switching handle that operator scheme is switched on the handle panel 2 be placed direct control mode, operate through the operating handle on the electric simulation indicating dial 1 in the cabinet.Under any operator scheme, the positive supply of the operation circuit when the control circuit breaker in the outlet open operation case 8 of control command is accomplished control corresponding rear drive circuit-breaker switching on-off coil complete operation by operation circuit; When the operation miscellaneous equipment, behind the open positive supply of outlet of control command, accomplish the motor of control corresponding rear drive mechanism by contactor and accomplish associative operation.
The interelement electrical interlocks of GIS is through the chain preference pattern switch on the utility model; Can be chain at software, hardware is chain, releasing is chain, freely switch between chain; All disconnecting link positions in collecting at interval by GIS intelligence controlling device PCS-9821; Other equipment state signal at interval connects with optical cable through the data communication mouth, can realize the software interlock based on software and communication easily; GIS Based Intelligent Control convergence control cabinet realizes that through industrial heavily loaded connector plug-in connects with the collection that is connected of GIS equipment, has both guaranteed on-the-spot installation quality, has shortened on-the-spot installation period greatly again.
Above embodiment is merely the technological thought of explanation the utility model; Can not limit the protection range of the utility model with this; Every technological thought that proposes according to the utility model, any change of on the technical scheme basis, being done all falls within the utility model protection range.
Claims (1)
1. a GIS intelligence convergence control cabinet is characterized in that: comprise electric simulation indicating dial, operator scheme switching handle panel, contactor, connector, guide rail, miniature circuit breaker, power transfer device, control box, GIS intelligence controlling device and pressing plate; Wherein, said electric simulation indicating dial is installed on the mounting panel in the cabinet, and operator scheme is switched the below that handle panel is installed in the electric simulation indicating dial; Guide rail is fixed in the cabinet, and contactor and connector are installed on the guide rail; Power transfer device, control box and GIS intelligence controlling device all are installed in the interior installation of cabinet cashier's office in a shop; The power output end of power transfer device connects the power input of GIS intelligence controlling device; Pressing plate also is installed on the mounting panel in the cabinet, with opening into being connected with leaving of power transfer device, control box and GIS intelligence controlling device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203950455U CN202268745U (en) | 2011-10-17 | 2011-10-17 | GIS (gas insulated switchgear) intelligent control cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203950455U CN202268745U (en) | 2011-10-17 | 2011-10-17 | GIS (gas insulated switchgear) intelligent control cubicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202268745U true CN202268745U (en) | 2012-06-06 |
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ID=46159529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203950455U Expired - Lifetime CN202268745U (en) | 2011-10-17 | 2011-10-17 | GIS (gas insulated switchgear) intelligent control cubicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202268745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594895A (en) * | 2013-11-08 | 2014-02-19 | 江苏省电力设计院 | Method for defining aviation plug pins of 220kV GIS control cabinet |
| CN106602414A (en) * | 2016-12-21 | 2017-04-26 | 国家电网公司 | Outdoor GIS (Gas Insulated Switchgear) control cabinet |
| CN108376626A (en) * | 2017-09-22 | 2018-08-07 | 平高集团有限公司 | Switch board and the GIS device for using the switch board |
| CN112910092A (en) * | 2021-02-08 | 2021-06-04 | 深圳供电局有限公司 | GIS control information display system |
-
2011
- 2011-10-17 CN CN2011203950455U patent/CN202268745U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594895A (en) * | 2013-11-08 | 2014-02-19 | 江苏省电力设计院 | Method for defining aviation plug pins of 220kV GIS control cabinet |
| CN106602414A (en) * | 2016-12-21 | 2017-04-26 | 国家电网公司 | Outdoor GIS (Gas Insulated Switchgear) control cabinet |
| CN106602414B (en) * | 2016-12-21 | 2018-11-02 | 国家电网公司 | A kind of open air GIS convergence control cabinets |
| CN108376626A (en) * | 2017-09-22 | 2018-08-07 | 平高集团有限公司 | Switch board and the GIS device for using the switch board |
| CN112910092A (en) * | 2021-02-08 | 2021-06-04 | 深圳供电局有限公司 | GIS control information display system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Lei Inventor after: Liao Xiang Inventor after: Wang Hui Inventor after: Xiong Muwen Inventor after: Zhao Jianhua Inventor after: Wang Kai Inventor after: Wang Mingxi Inventor after: Guo Tao Inventor after: Wu Zhongping Inventor after: Tang Bo Inventor before: Xu Lei Inventor before: Liao Xiang Inventor before: Wang Hui Inventor before: Xiong Muwen Inventor before: Zhao Jianhua Inventor before: Wang Kai Inventor before: Wang Mingxi Inventor before: Guo Tao Inventor before: Wu Zhongping Inventor before: Tang Bo |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120606 |