CN206023225U - A kind of intelligent low-pressure reactive compensation cabinet - Google Patents
A kind of intelligent low-pressure reactive compensation cabinet Download PDFInfo
- Publication number
- CN206023225U CN206023225U CN201621009468.8U CN201621009468U CN206023225U CN 206023225 U CN206023225 U CN 206023225U CN 201621009468 U CN201621009468 U CN 201621009468U CN 206023225 U CN206023225 U CN 206023225U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- disconnecting switch
- ground
- knife
- interlocking mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model discloses a kind of intelligent low-pressure reactive compensation cabinet, including earth bus, cabinet, cable mounting post, door ground wire, secondary cable mount point, rear door interlocking mechanism, communication simulation mouth, support insulator, arrester, suspension ring, knife disconnecting switch with ground, vacuum circuit breaker, operation interlocking mechanism, disconnecting switch, current transformer.The intelligent low-pressure reactive compensation cabinet improves the power factor of system using LC compensation filter structures, and increase system is exerted oneself, and reduces via net loss, improves the quality of power supply；Impact is produced to electrical network when avoiding switched capacitor simultaneously, it is ensured that the more safe and reliable operation of device.
Description
Technical field
The utility model is related to a kind of low-voltage electric cabinet device field, more particularly to a kind of intelligent low-pressure reactive compensation cabinet.
Background technology
In low voltage electric network, with the continuous improvement and the popularization of a large amount of household electrical appliance of Living consumption, and unskilled labourer
Industry user increases, and causes the consumption of reactive power in electrical network increasingly to increase, power factor is mostly than relatively low.Especially electric power is electric
The application of sub-device is increasingly extensive, and the power factor of most of power electronic equipments is very low, causes grid supply quality to decline,
Also added burden is brought to electrical network and affect benefit of powering.Therefore, just becoming our times various countries electricity using reactive power compensation technology
Power design and the common recognition of decision-maker, the investment of reactive power compensator have been put in the integrated planning of Electricity Investment, become one
Individual indispensable link.
Reactive power is transmitted in electrical network and via net loss and receiving end voltage can be caused to decline, and makes utilization rate of electrical significantly
Reduce and have a strong impact on power supply quality.Therefore, the appropriate location installing reactive power compensator in electrical network is to meet electric network reactive-load
The necessary means of demand.
Content of the invention
In order to solve the above problems；The utility model provides a kind of intelligent low-pressure reactive compensation cabinet, and the intelligent low-pressure is idle
Compensating cabinet improves the power factor of system using LC compensation filter structures, and increase system is exerted oneself, and reduces via net loss, improves electricity
Can quality；Impact is produced to electrical network when avoiding switched capacitor simultaneously, it is ensured that the more safe and reliable operation of device.
The utility model solves the technical scheme adopted by its technical problem：A kind of intelligent low-pressure reactive compensation cabinet, bag
Include earth bus, cabinet, cable mounting post, door ground wire, secondary cable mount point, rear door interlocking mechanism, communication simulation mouth,
Post insulator, arrester, suspension ring, knife disconnecting switch with ground, vacuum circuit breaker, operation interlocking mechanism, disconnecting switch, electric current are mutual
Sensor；The cabinet rear is provided with rear door interlocking mechanism, is connected with earth bus at the footing of rear；Communication is provided with immediately ahead of cabinet
Simulation mouth, is provided with secondary cable mount point, is connected with a ground wire at right crus of diaphragm, be provided with and hang at the top of cabinet at the left foot of front
Ring；Cabinet intracavity bottom is provided with cable mounting post, and arrester is suspended on cabinet inner chamber one end and is connected with cable mounting post by cable
Connect, the other end is connected with the support insulator installed in cabinet side；Knife disconnecting switch with ground by operation interlocking mechanism with
Disconnecting switch realizes that linkage, the disconnecting switch other end are connected with support insulator；Vacuum circuit breaker is isolated installed in knife with ground
The lower section of switch, is connected with current transformer.
Preferably, the cabinet inner chamber is fixedly arranged above LC compensation-filter branch, LC compensation-filter branch and knife with ground
Disconnecting switch is connected.
Preferably, the vacuum circuit breaker is with up and down motion realization and the LC compensation filters of knife disconnecting switch with ground
The disconnection and connection on road.
The utility model, a kind of intelligent low-pressure reactive compensation cabinet：The general principle of reactive power compensation is：With capacitive
The device of load with inductive load and is connected in same circuit, when capacitive load releases energy, inductive load energy absorption；
When inductive load releases energy, capacitive load energy absorption, energy are exchanged with each other between two kinds of loads.
A kind of intelligent low-pressure reactive compensation cabinet of the utility model, its advantage is：
1) reactive-load dynamic compensation, makes power factor up to standard；Electric energy can be saved, reduces production cost, reduce the electricity charge of enterprise
Spending, it is to avoid electric company's interest rate electricity charge fine；
2) solve transformer to exert oneself problem, improve equipment (transformer, circuit) utilization rate, controlled with harmonic wave by compensating reactive power
Reason, declines system power；
3) a series of harm that harmonic wave brings are solved, low voltage dynamic reactive-power compensation filter is in compensation system fundamental wave reactive power
While, harmonic wave is also filtered out, power supply safety is improved and is improved the quality of power supply.
Description of the drawings
With reference to the accompanying drawings and examples the utility model is further illustrated.
Fig. 1 is a kind of side sectional view of intelligent low-pressure reactive compensation cabinet of the utility model.
Fig. 2 is a kind of front view of intelligent low-pressure reactive compensation cabinet of the utility model.
In figure, 1, earth bus, 2, cabinet, 3, cable mounting post, 4, door ground wire, 5, secondary cable mount point, 6, after
Door interlocking mechanism, 7, communication simulation mouth, 8, support insulator, 9, arrester, 10, LC compensation-filter branch, 11, suspension ring, 12, band
Earthing disconnecting switch, 13, vacuum circuit breaker, 14, operation interlocking mechanism, 15, disconnecting switch, 16, current transformer.
Specific embodiment
Refer to Fig. 1, Fig. 2, this specific embodiment, including earth bus, cabinet, cable mounting post, door ground wire, secondary
Cable mount point, rear door interlocking mechanism, communication simulation mouth, support insulator, arrester, suspension ring, knife disconnecting switch with ground, true
Empty breaker, operation interlocking mechanism, disconnecting switch, current transformer；The cabinet rear is provided with rear door interlocking mechanism, rear bottom
Earth bus is connected with pin；Communication simulation mouth is provided with immediately ahead of cabinet, is provided with secondary cable mount point at the left foot of front, right
A ground wire is connected with pin, and suspension ring are installed at the top of cabinet；Cabinet intracavity bottom is provided with cable mounting post, and arrester is suspended on
Cabinet inner chamber one end is connected with cable mounting post by cable, and the other end is connected with the support insulator installed in cabinet side；
Knife disconnecting switch with ground realizes linkage, the disconnecting switch other end and support insulator by operation interlocking mechanism with disconnecting switch
Connection；Vacuum circuit breaker is connected with current transformer installed in the lower section of knife disconnecting switch with ground.
Fig. 1, Fig. 2 is refer to, the cabinet inner chamber is fixedly arranged above LC compensation-filter branch, LC compensation-filter branch and band
Earthing disconnecting switch is connected.
Fig. 1, Fig. 2 is refer to, the vacuum circuit breaker is realized being mended with LC with the up and down motion of knife disconnecting switch with ground
Repay the disconnection and connection of filter branch.
Exemplary description is carried out to the utility model above in conjunction with accompanying drawing, it is clear that realization of the present utility model is not received
The restriction of aforesaid way, as long as employing the various improvement that technical solutions of the utility model are carried out, or not improved says this practicality
New design and technical scheme are applied to other occasions, in protection model of the present utility model.
Claims (3)
1. a kind of intelligent low-pressure reactive compensation cabinet, pacifies including earth bus, cabinet, cable mounting post, door ground wire, secondary cable
Decorate, rear door interlocking mechanism, communication simulation mouth, support insulator, arrester, suspension ring, knife disconnecting switch with ground, vacuum circuit breaker
Device, operation interlocking mechanism, disconnecting switch, current transformer；It is characterized in that：The cabinet rear is provided with rear door interlocking mechanism,
Earth bus is connected with the footing of rear；Communication simulation mouth is provided with immediately ahead of cabinet, is provided with secondary cable peace at the left foot of front
Decorate, at right crus of diaphragm, be connected with a ground wire, suspension ring are installed at the top of cabinet；Cabinet intracavity bottom is provided with cable mounting post, takes shelter from the thunder
Device is suspended on cabinet inner chamber one end and is connected with cable mounting post by cable, the other end with installed in cabinet side post insulator
Son connection；Knife disconnecting switch with ground realizes linkage by operation interlocking mechanism and disconnecting switch, the disconnecting switch other end with
Post insulator connects；Vacuum circuit breaker is connected with current transformer installed in the lower section of knife disconnecting switch with ground.
2. a kind of intelligent low-pressure reactive compensation cabinet according to claim 1, it is characterised in that：Solid above the cabinet inner chamber
Surely LC compensation-filter branch, LC compensation-filter branch are connected with knife disconnecting switch with ground.
3. a kind of intelligent low-pressure reactive compensation cabinet according to claim 1 and 2, it is characterised in that：The vacuum circuit breaker
As the disconnection with LC compensation-filter branch is realized in the up and down motion of knife disconnecting switch with ground and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009468.8U CN206023225U (en) | 2016-08-31 | 2016-08-31 | A kind of intelligent low-pressure reactive compensation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009468.8U CN206023225U (en) | 2016-08-31 | 2016-08-31 | A kind of intelligent low-pressure reactive compensation cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206023225U true CN206023225U (en) | 2017-03-15 |
Family
ID=58255134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621009468.8U Expired - Fee Related CN206023225U (en) | 2016-08-31 | 2016-08-31 | A kind of intelligent low-pressure reactive compensation cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206023225U (en) |
-
2016
- 2016-08-31 CN CN201621009468.8U patent/CN206023225U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20180831 |