CN202210641U - 12KV complete device with intelligent medium-voltage circuit breaker - Google Patents
12KV complete device with intelligent medium-voltage circuit breaker Download PDFInfo
- Publication number
- CN202210641U CN202210641U CN2011203122869U CN201120312286U CN202210641U CN 202210641 U CN202210641 U CN 202210641U CN 2011203122869 U CN2011203122869 U CN 2011203122869U CN 201120312286 U CN201120312286 U CN 201120312286U CN 202210641 U CN202210641 U CN 202210641U
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- handcart
- chamber
- breaker
- low
- extract
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Abstract
The utility model relates to a 12KV complete device with an intelligent medium-voltage circuit breaker. The device mainly consists of a cabinet body and a withdrawable handcart, wherein the cabinet body is in an armour-type enclosed metal structure, and the upper-half cabinet mainly comprises a cable chamber, a bus, a handcart chamber and a low-voltage chamber, and the withdrawable part, namely the handcart, is an intelligent medium-voltage vacuum circuit breaker. According to the utility model, the automatic operation of the 12KV complete device can be achieved, the functional diversification can be realized, the reliability can be improved, and the performance can be optimized, so that the device can be operated in a best status, the defects and the breakdown of the complete device in the operation can be timely discovered and handled, and the ability of safe and stable operation of the power distribution device in industrial and mining enterprises can be greatly improved, the incidence of accidents can be greatly reduced, and huge economic benefits can be produced.
Description
Technical field
A kind of 12kV the complete sets of equipment that dispose intelligent medium voltage breaker of the utility model, what relate to is power transmission and distribution design and manufacturing technology field, is applied to the power supplying and distributing equipment of electric power system generating, transmission of electricity, distribution, electric energy conversion and industrial enterprise etc.
Background technology
Employed conventional 12kV the complete sets of equipment (being Medium Voltage Switchgear) in the every profession and trade at home at present; Vacuum circuit-breaker is its main composition part; Have arc quenching characteristic, when system normally moved, it can cut off and connect the zero load and the load current of circuit and various electric equipments; When system broke down, it cooperated with relaying protection, and ability is the disengagement failure electric current rapidly, to prevent expansion accident scope. and therefore, the quality of primary cut-out work directly has influence on the safe operation of electric power system.In the past off-line routine tests that adopt judged to circuit-breaker status that there were shortcomings such as blindness is big, expense height in preventive trial and scheduled overhaul more, and frequent operation and excessive demolition meeting reduce the reliability of circuit breaker action.Along with the user improves constantly what power supply reliability required, in time understand the operation conditions of circuit breaker, grasp its variation tendency and seem especially urgent.
Along with electric power system increasingly high reliability and automation requirement, no matter be generating, transmission of electricity, distribution or electricity consumption, the automation and the intelligentized requirement of aspects such as monitoring, control, protection have all been proposed.Circuit breaker is as most important control element in the electric power system, and its automation and intellectuality are the intelligentized bases of electric equipment.In addition the innovation and development of sensing technology, microelectric technique, computer technology, information technology also for vacuum circuit-breaker and in be pressed into the covering device intellectuality and lay a good foundation.
The utility model content
The purpose of the utility model is to above-mentioned 12kV the complete sets of equipment commonly used and supporting circuit breaker existing shortcoming in service thereof, and a kind of 12kV the complete sets of equipment that dispose intelligent medium voltage breaker are provided.
The utility model is to realize above-mentioned purpose through following technical scheme:
A kind ofly dispose intelligent medium voltage breaker 12KV the complete sets of equipment; The mechanical structure of this device mainly by cabinet with can extract handcart out and form; Cabinet adopts the metal enclosed structure of armored; In first cabinet, mainly comprise cable vault, bus, handcart chamber, low-pressure chamber, can extract part out is that handcart is to press vacuum circuit-breaker in the intelligence.
Said cable vault, bus are located at the left side, and handcart chamber and low-pressure chamber are located at the right side, and low-pressure chamber is located at the upper right side, and the bottom of handcart chamber and low-pressure chamber is provided with withdrawable part, can extract handcart out, can extract out to establish on the handcart and press vacuum circuit-breaker in the intelligence.
Near the radome of the vacuum interrupter of vacuum circuit-breaker, be separately installed with three Pockels electric field probes; Can detect three road electric fields and ambient temperature signal, with set magnetic compensation formula Hall current sensor, detect in the operating mechanism close, the sub-coil current signal; Adopt the mechanical displacement of set displacement transducer contact to convert the voltage signal of synchronous variation to; With set data sync sampling module A/D, the signal of being gathered transfers to integrated intelligent controller after the A/D conversion, carry out data information exchange through integrated intelligent controller IEC61850; Can export information data to host computer, control each assembly and carry out corresponding operating.
Adopt the beneficial effect of technique scheme to be.
Adopt the utility model equipment, can realize that the 12kV the complete sets of equipment realize controlling automation, functional diversities; Reliability improves, and performance optimization can make equipment operation in optimum state; In time find the defective and the fault of the complete sets of equipment emerged in operation, and in time handle, improve the ability of the controller switching equipment safe and stable operation of industrial and mining enterprises widely; The incidence of reduction accident widely is with producing huge economic benefit.
Description of drawings
Fig. 1 is the operation principle block diagram of intelligent medium voltage breaker in the utility model.
Fig. 2 is a 12kV the complete sets of equipment structural representation in the utility model.
Among the figure: A-cable vault, B-bus, C-handcart chamber, D-low-pressure chamber, 1-can extract handcart out.
Embodiment
With embodiment the utility model is described in further detail below.
As shown in Figure 2; A kind of mechanical structure that disposes the 12kV the complete sets of equipment of intelligent medium voltage breaker of the utility model mainly is made up of cabinet and withdrawable part (being handcart); Cabinet adopts the metal enclosed structure of armored; In first cabinet, mainly comprising the A of cable vault, bus-bar room B, handcart chamber C, low-pressure chamber D, is withdrawable part, can extract handcart 1 out and press vacuum circuit-breaker in the intelligence.The A of cable vault, bus B are located at the left side, and handcart chamber C and low-pressure chamber D are located at the right side, and low-pressure chamber D is located at the upper right side, and the bottom of handcart chamber C and low-pressure chamber D is provided with withdrawable part, can extract handcart 1 out, can extract out to establish on the handcart 1 and press vacuum circuit-breaker in the intelligence.
As shown in Figure 1; Utilize electrooptical technology; Can detect three road electric fields and ambient temperature signal near three Pockels electric field probes being installed on the radome of vacuum interrupter of vacuum circuit-breaker respectively; Adopt set magnetic compensation formula Hall current sensor to detect in the operating mechanism to close, the sub-coil current signal, adopts set displacement transducer to convert the mechanical displacement of contact to the voltage signal of synchronous variation, the data sync sampling module A/D that usefulness is established; The signal of being gathered transfers to integrated intelligent controller after the A/D conversion; Integrated intelligent controller is handled the parameter that obtains; Confirm the difference of gained parameter; The calculating of carrying out necessity again can draw mechanical property, vacuum degree, the temperature real-time measurement parameter of vacuum circuit-breaker, and sends system mode and early warning information by the control protection loop of certain decision logic on cabinet.Said process is through carrying out exchanges data based on IEC61850 communication protocol, and can export information to host computer, receives external control information simultaneously and sends instruction by control logic, controls each assembly and carries out corresponding operating.The IEC61850 agreement is supported in the external information input and output fully, also can in real time that equipment is abundant information and data offer each relevant departments' personnel inquiry through network.Through to the correlation behavior anticipation, for the primary equipment repair based on condition of component provides the data support, can reduce unnecessary power failure test and maintenance, guarantee the reliability of device security and power supply, improve the ability of the controller switching equipment safe and stable operation of industrial and mining enterprises widely.
Claims (3)
1. one kind is disposed intelligent medium voltage breaker 12KV the complete sets of equipment; It is characterized in that: the mechanical structure of this device mainly by cabinet with can extract handcart out and form; Cabinet adopts the metal enclosed structure of armored; In first cabinet, mainly comprise cable vault (A), bus (B), handcart chamber (C), low-pressure chamber (D), can extract part out and can extract handcart (1) out for pressing vacuum circuit-breaker in the intelligence.
2. press the configuration intelligence medium voltage breaker 12KV the complete sets of equipment of claim 1; It is characterized in that: cable vault (A), bus (B) are located at the left side; Handcart chamber (C) and low-pressure chamber (D) are located at the right side; Low-pressure chamber (D) is located at the upper right side, and the bottom of handcart chamber (C) and low-pressure chamber (D) is provided with withdrawable part, can extract handcart (1) out.
3. press the configuration intelligence medium voltage breaker 12KV the complete sets of equipment of claim 1; It is characterized in that: near the radome of the vacuum interrupter of vacuum circuit-breaker, be separately installed with three Pockels electric field probes; And be provided with magnetic compensation formula Hall current sensor, and also be provided with the displacement transducer contact, also be provided with data sync sampling module A/D; Through integrated intelligent controller IEC61850, export information data to host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203122869U CN202210641U (en) | 2011-08-25 | 2011-08-25 | 12KV complete device with intelligent medium-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203122869U CN202210641U (en) | 2011-08-25 | 2011-08-25 | 12KV complete device with intelligent medium-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202210641U true CN202210641U (en) | 2012-05-02 |
Family
ID=45990184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203122869U Expired - Fee Related CN202210641U (en) | 2011-08-25 | 2011-08-25 | 12KV complete device with intelligent medium-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202210641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102270834A (en) * | 2011-08-25 | 2011-12-07 | 遵义长征电器开关设备有限责任公司 | 12kV package device with intelligent medium voltage breaker |
-
2011
- 2011-08-25 CN CN2011203122869U patent/CN202210641U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102270834A (en) * | 2011-08-25 | 2011-12-07 | 遵义长征电器开关设备有限责任公司 | 12kV package device with intelligent medium voltage breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120502 Termination date: 20150825 |
|
| EXPY | Termination of patent right or utility model |