CN2922238Y - Switch unit device used for low-voltage reactive-load compensation device - Google Patents
Switch unit device used for low-voltage reactive-load compensation device Download PDFInfo
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- CN2922238Y CN2922238Y CNU2006200231524U CN200620023152U CN2922238Y CN 2922238 Y CN2922238 Y CN 2922238Y CN U2006200231524 U CNU2006200231524 U CN U2006200231524U CN 200620023152 U CN200620023152 U CN 200620023152U CN 2922238 Y CN2922238 Y CN 2922238Y
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- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims description 32
- 238000001914 filtration Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 238000009826 distribution Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011438 cord wood Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
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Abstract
The utility model discloses a switch unit device for low-voltage reactive-load compensation device, which comprises a drawer type unit framework with a main unit plate, more than one group of low-voltage electric capacitance arranged on the bottom girder of the unit framework, more than one group of switch capacitance switch controlled by low-voltage reactive-load compensator controller, an electric capacitance group for switching and a group of bus rack and bus row arranged on the unit framework main unit plate, wherein, the electric connection of low-voltage electric capacitance and a switch loop is realized by the bus. The electric connection of neighbored switch unit device and the control unit is realized by bus row and bus connection clamp. A group of reactors are used to restrain the resonance or filter, which is electrically connected with the switch loop by the bus. A group of hang type melting breaker isolation switch is used for over-current and short circuit protection the of capacitance loop. The utility model makes the combination and installation of the low-voltage reactive-load compensation convenient and improves the production efficiency of products.
Description
Technical field
The utility model relates to a kind of switching cell arrangement that is used for the low-pressure reactive compensation device.
Background technology
The use of low-voltage reactive power automatic compensation device can reduce for the electric energy loss of distribution power equipment, improves the power supply unit utilance, and improves the supply power voltage quality to a certain extent, therefore always is subjected to the great attention of power department, obtains using very widely.
Each loop of common low-voltage reactive compensator capable is by switching device, the switched capacitor switch, device such as capacitor and reactor constitutes, the reactive power compensator of most of manufacturer production is the frame-type Installation Modes, as shown in Figure 3: main switch 1 ' is fixedly mounted on the crossbeam 2 ' of compensation arrangement inner upper end, main switch is divided in the cabinet and cabinet is operated outward, air circuit or fuse 3 ' along separate routes installed in the main switch lower end, what be connected with air circuit or fuse is to be used for the switch 4 ' of switched capacitor, switched capacitor switch lower end is capacitor and reactor 5 ', and these electric elements connect by bus or busbar.The low-voltage reactive compensator capable overall structure of this structure is looser, and each device putting in cabinet is scattered, and device mounting is very inconvenient, and mounting process and process are complicated: 1) faying surface of requirement and bus or electric component terminals need be warded off the tin processing; 2) the busbar processing of need painting; 3) instrument is installed on the instrument door 6 ', the wire harness processing of need moving into one's husband's household upon marriage, and wire harness is longer, the distribution inconvenience, the secondary distribution is difficult to reach neat appearance.Brought very big difficulty and workload for the on-the-spot direct labor who installs or transform.Because the putting position of device does not have exact design in the cabinet, also the transformation of expanding capacity to the user has brought a lot of inconvenience: or lack reserved location, or Position Design is improper, has brought very big difficulty for the increase-volume of reactive power compensator.
Summary of the invention
The purpose of this utility model provides a kind of switching cell arrangement that is used for the low-pressure reactive compensation device, its convenient combination makes low-pressure reactive compensation device whole machine installation quick, adopt this switching cell arrangement that is used for the low-pressure reactive compensation device not only can realize on-the-spot quick assembling, also can change the coupling capacity of components and parts so that the capacity of increase and decrease reactive-load compensator according to the capacity requirement of reactive power compensator, putting into operation of reactive-load compensator, can reduce the loss of electric power system, improve the electric power system economic benefit.
For achieving the above object, the utility model is taked following design:
A kind of switching cell arrangement that is used for the low-pressure reactive compensation device, it comprises: one has the drawer unit skeleton of master unit plate, one group of above low voltage power capacitor of fixed installation on the master unit base plate; One group of switched capacitor switch that is controlled by low-pressure reactive compensation device controller is used for switching low-voltage electric power capacitor group; One group of bus-bar frame, bus row who is arranged on the unit skeleton master unit plate realizes being electrically connected between fuse disconnecting switch, capacitor switching switch and the capacitor by bus; By bus row, bus connect folder realize adjacent switching unit and with being electrically connected of control unit.
It also can comprise one group of reactor of using when suppressing harmonic wave or filtering, is fixedly mounted on the bottom girder of unit skeleton, by being electrically connected of bus realization and fling-cut switch and capacitor loops.
It also can comprise one group of hanging-connecting fuse isolating switch that capacitor loops is played overcurrent and short-circuit protection.
The utility model has the advantages that:
1, because the installation compactness of cellular construction components and parts is beneficial to the installing space of saving complete machine;
2, the bus-type switch directly is articulated on the busbar, need not screw and fix, and busbar need not on-the-spot punching and connects, and makes on-the-spot installation or transform quick and easy;
3, standardization, optimal design can make things convenient for the system reform to satisfy the needs of increase-volume to realize capacity extensions closely, has not only enlarged its scope of application, also can satisfy the not demand of the switching precision of the compensating cabinet of capacity of the same race, and total wiring amount reduces, and is easy to safeguard.
4, owing to employing cordwood system type independent standard monomer structure, combined and instant, quick for installation.
The switching cell arrangement that the utility model is used for the low-pressure reactive compensation device is a drawer formula structure, can design new rack configuration, also can be fit to the installation of various model low-voltage reactive compensator capable cabinets such as existing GGD, GCS, GCK, MNS, only need demand configuration by measure, one or more groups selected switching unit is inserted in the drawer of corresponding rack and get final product.
Description of drawings
Fig. 1-a is the utility model structural representation (front view)
Fig. 1-b is the utility model structural representation (end view)
Fig. 1-c is the utility model structural representation (vertical view)
Fig. 2 is six the embodiment electrical schematic diagrams in the utility model switching unit
Fig. 3 is a prior art low-voltage reactive compensator capable structural representation
Embodiment
Shown in Fig. 1-a, 1-b, 1-c, the switching cell arrangement that the utility model is used for the low-pressure reactive compensation device comprises that one has the unit skeleton of master unit plate 2, one or more groups capacitor 8 of fixed installation and one or more groups reactor 9 on the master unit bottom girder 10 (or only be a group capacitor, at the uneasy reactor in the place of no harmonic wave).
One unit main switch 3 can adopt fuse disconnecting switch, is used to realize capacitor over-current and short-circuit protection to this loop; One group of switched capacitor switch 4 also is set, is used to realize break-make control capacitor 8.
One group queues supporting role bus-bar frame 5 and bus row 6 to bus and is arranged on the unit skeleton and (is arranged on the front side board to good, assembling with the handled easily person), realize between each function components and parts (capacitor or capacitor, reactor the two combination) and and being connected by bus to inductive switch.Connecting folder by bus row, bus realizes and being electrically connected in abutting connection with switching cell arrangement and control unit.Bus-bar system is adopted standardized designs, make bus play the effect of not only conducting electricity but also can support electric component.
Be the control operation at convenient construction or maintenance personal scene and wiring, the line inspection, described bus-bar frame, bus row, fuse disconnecting switch, capacitor switching switch are arranged at before the unit skeleton on the master unit plate.
Shown in Figure 2 is the electrical schematic diagram of six embodiment in the utility model switching unit, what wherein Fig. 2-a represented is that fling-cut switch is the switching unit of noncontacting switch, what Fig. 2-b represented is that fling-cut switch is the switching unit of combination switch, what Fig. 2-c represented is that fling-cut switch is the switching unit of contactor, Fig. 2-d represents is that fling-cut switch is the switching unit of the reactor used when series connection suppresses harmonic wave or filtering in noncontacting switch and the capacitor loops, Fig. 2-e represents is that fling-cut switch is the switching unit of the reactor used when series connection suppresses harmonic wave or filtering in combination switch and the capacitor loops, and Fig. 2-f represents is that fling-cut switch is the switching unit of the reactor used when series connection suppresses harmonic wave or filtering in contactor and the capacitor loops.One group of switched capacitor switch is a three-phase among above-mentioned six embodiment, corresponding switching three-phase condenser bank respectively.
In each switching unit, also be provided with the hanging-connecting fuse isolating switch that capacitor loops is played overcurrent and short-circuit protection.
Adopt the technical program, can accomplish little, the compact conformation of volume, compared with existing product by the complete machine that its assembling constitutes, its cost performance is higher; A control unit can connect to form a low-voltage reactive compensator capable by bus and bus clip with eight switching unit at most, this device can effectively improve power grid quality, improve more than the power factor to 0.95, make the meritorious loss of circuit reduce 25～50%, distribution line and transformer increase-volume 15～25%, save active energy, improve the electric power system economic benefit.
Claims (4)
1, a kind of switching cell arrangement that is used for the low-pressure reactive compensation device is characterized in that it comprises:
One has the drawer unit skeleton of master unit plate, one group of above low voltage power capacitor of fixed installation on the bottom girder of unit skeleton;
The switched capacitor switch that is controlled by low-pressure reactive compensation device controller more than one group is used for switching low-voltage electric power capacitor group;
One group of bus-bar frame, bus row who is arranged on the unit skeleton master unit plate, realize being electrically connected of low voltage power capacitor and fling-cut switch loop by bus, connect folder by bus row and bus and realize and being electrically connected in abutting connection with switching cell arrangement and control unit.
2, the switching cell arrangement that is used for the low-pressure reactive compensation device according to claim 1, it is characterized in that: it also comprises one group of reactor of using when suppressing harmonic wave or filtering, be fixedly mounted on the bottom girder of unit skeleton, by being electrically connected of bus realization and fling-cut switch and capacitor loops.
3, the switching cell arrangement that is used for the low-pressure reactive compensation device according to claim 1 is characterized in that: it also comprises one group of hanging-connecting fuse isolating switch that capacitor loops is played overcurrent and short-circuit protection.
4, the switching cell arrangement that is used for the low-pressure reactive compensation device according to claim 1 is characterized in that: described bus-bar frame, bus row, fuse disconnecting switch, capacitor switching switch are arranged on the preceding master unit plate of unit skeleton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200231524U CN2922238Y (en) | 2006-06-23 | 2006-06-23 | Switch unit device used for low-voltage reactive-load compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200231524U CN2922238Y (en) | 2006-06-23 | 2006-06-23 | Switch unit device used for low-voltage reactive-load compensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2922238Y true CN2922238Y (en) | 2007-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200231524U Expired - Fee Related CN2922238Y (en) | 2006-06-23 | 2006-06-23 | Switch unit device used for low-voltage reactive-load compensation device |
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| CN (1) | CN2922238Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976848A (en) * | 2010-11-28 | 2011-02-16 | 常州市默顿电气有限公司 | Intelligent fling-cut switch module |
| CN103956751A (en) * | 2013-11-25 | 2014-07-30 | 合肥徽力电气技术有限公司 | Reactive power compensator |
| CN104682402A (en) * | 2015-01-29 | 2015-06-03 | 江苏广通管业制造有限公司 | Reactive power compensator |
| CN106026115A (en) * | 2016-03-21 | 2016-10-12 | 云南新迈科技有限公司 | Capacitor cabinet with pole-to-case breakdown detection protection |
| WO2018072126A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Reliably-operating low-voltage reactive power compensator cabinet |
| CN110994629A (en) * | 2019-12-05 | 2020-04-10 | 深圳供电局有限公司 | Control method for rapid switching of capacitor |
-
2006
- 2006-06-23 CN CNU2006200231524U patent/CN2922238Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976848A (en) * | 2010-11-28 | 2011-02-16 | 常州市默顿电气有限公司 | Intelligent fling-cut switch module |
| CN103956751A (en) * | 2013-11-25 | 2014-07-30 | 合肥徽力电气技术有限公司 | Reactive power compensator |
| CN104682402A (en) * | 2015-01-29 | 2015-06-03 | 江苏广通管业制造有限公司 | Reactive power compensator |
| CN106026115A (en) * | 2016-03-21 | 2016-10-12 | 云南新迈科技有限公司 | Capacitor cabinet with pole-to-case breakdown detection protection |
| WO2018072126A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Reliably-operating low-voltage reactive power compensator cabinet |
| CN110994629A (en) * | 2019-12-05 | 2020-04-10 | 深圳供电局有限公司 | Control method for rapid switching of capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XU WENJIE Free format text: FORMER OWNER: ZHAN ZIYING Effective date: 20071012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20071012 Address after: 420-422, room 18, block A, long Sen International Science and Technology Park, No. 100176, South West Road, Beijing economic and Technological Development Zone Patentee after: Xu Wenjie Address before: 100076 Beijing city Daxing District Yinghai Industrial Park Road No. 2 Patentee before: Zhan Ziying |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING HAONASI ELECTRICAL APPLIANCE TECHNOLOGY C Free format text: FORMER OWNER: XU WENJIE Effective date: 20080725 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080725 Address after: Room 420-422, block A, international science and Technology Park, 18 West South Road, Beijing economic and Technological Development Zone, postcode: 100176 Patentee after: Beijing Hao Nasi Electrical Technology Co. Ltd Address before: Room 420-422, block A, international science and Technology Park, 18 West South Road, Beijing economic and Technological Development Zone, postcode: 100176 Patentee before: Xu Wenjie |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Patentee Correct: Beijing Chance Electricity Co., Ltd. False: Beijing Hao Nasi Electrical Technology Co. Ltd Number: 35 Page: 870 Volume: 24 |
|
| ERR | Gazette correction |
Free format text: CORRECT: PATENTEE; FROM: BEIJING HAONASI ELECTRICAL APPLIANCE TECHNOLOGY CO., LTD. TO: BEIJING CHINASI ELECTRIC TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070711 Termination date: 20150623 |
|
| EXPY | Termination of patent right or utility model |