CN102983583A - Reactive capacitance compensation cabinet - Google Patents
Reactive capacitance compensation cabinet Download PDFInfo
- Publication number
- CN102983583A CN102983583A CN201210562928XA CN201210562928A CN102983583A CN 102983583 A CN102983583 A CN 102983583A CN 201210562928X A CN201210562928X A CN 201210562928XA CN 201210562928 A CN201210562928 A CN 201210562928A CN 102983583 A CN102983583 A CN 102983583A
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- phase
- cabinet
- compensation
- controller
- compensation unit
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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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- 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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Abstract
The invention discloses a reactive capacitance compensation cabinet which comprises a cabinet body, wherein the cabinet body is internally provided with a plurality of three-phase compensation units, a plurality of split phase compensation units, a breaker and a controller; each the three-phase compensation unit comprises three compensation single-phase circuits; the compensation single-phase circuits comprise fuses, reactors, switching switches and capacitors that are electrically connected sequentially; the three compensation single-phase circuits adopt delta connection; each split phase compensation unit comprises three split compensation single-phase circuits; the three split compensation single-phase circuits adopt star connection; the three-phase compensation units and the split phase compensation units are connected with an outside three-phrase power grid by the breaker; the switching switches are connected with the controller; and the controller is connected with a detection unit for detecting current signals and voltage signals of the three-phrase power grid. The compensation cabinet combines three-phase compensation and split phase compensation, and can conduct intelligent switching conversion and automatic combined configuration, and inhibit and filter harmonic waves.
Description
Technical field
The present invention relates to a kind of reactive capacitance compensation cabinet, can be used with low-voltage distribution cabinet.
Background technology
At present the business electrical amount large, require highly, inductive equipment is also more and more in the terminal power consumption equipment, original reactive capacitance compensation cabinet compensation is single, only can three-phase total compensation; Reaction time is slow, second level response; The major loop electric elements are A.C. contactor+electric capacity, three-phase imbalance, the electric capacity that causes of mains by harmonics is lacked useful life, or because the frequent variations of terminate load capacity need to determine the also corresponding adjustment of capacitance of switching, compensate the effect that do not reach not in place, and cross to mend whole electrical network is had negative effect.
Summary of the invention
Technical problem to be solved by this invention is: a kind of reactive capacitance compensation cabinet is provided, and this compensating cabinet is three-phase total compensation and phase splitting compensation combination, but and intelligent operation/cutting converts, the Automatic Combined configuration, and harmonic wave is suppressed and filters.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of reactive capacitance compensation cabinet, comprise cabinet, be provided with some groups of three-phase total compensation unit, some component phase compensating units, circuit breaker and controller in the described cabinet, each three-phase total compensation unit includes three common benefit single phase circuits that respectively connect one to one mutually with three phase network, this is mended altogether single phase circuit and comprises fuse, reactor, fling-cut switch and the capacitor that is electrically connected successively, mends altogether for these three and adopts delta connection between the single phase circuit; Each phase splitting compensation unit include three with the three-phase minute benefit single phase circuit that connects one to one, this minute the benefit single phase circuit comprise fuse, reactor, fling-cut switch and the capacitor of successively electrical connection, adopted star connection between the benefit single phase circuit in these three minutes; Described three-phase total compensation unit is connected described circuit breaker and is connected with extraneous three phase network with the phase splitting compensation unit, described fling-cut switch all is connected with controller, and this controller and the current signal that detects the every phase of three phase network are connected detecting unit and are connected with voltage signal.
As a kind of preferred scheme, described fling-cut switch is combination switch.
As a kind of preferred scheme, described every component phase compensating unit is connected with the three-phase total compensation unit and is connected signal lamp.
As a kind of preferred scheme, described cabinet is provided with heat abstractor.
As a kind of preferred scheme, described heat abstractor comprises the ventilation fence hole that is arranged on bottom of cabinet bulk and is arranged on the cooling fan of cabinet upper end.
As a kind of preferred scheme, described circuit breaker comprises breaker body and operating grip, and this operating grip is arranged on the front operating surface of cabinet.
After having adopted technique scheme, effect of the present invention is: owing to be provided with some groups of three-phase total compensation unit in the described cabinet, some component phase compensating units, circuit breaker and controller, controller is according to the current signal and the voltage signal that detect, for common benefit and minute mend in conjunction with situation, and according to the size of each phase reactive power in the three-phase in the distribution system, automatic analysis calculates the capacitor combination that needs switching, carry out intelligent operation/cutting, so that the distribution system power factor reaches the compensation optimal value, and reactor suppresses harmonic wave and filters, improve the network voltage waveform, improve power grid quality, like this, this reactive capacitance compensation can be used with low-voltage distribution cabinet, be used for reactive power compensation, improve power factor, reduce loss and saves energy; Perhaps use on the spot separately, reduce and suppress harmonic wave, protection low voltage motor even load equipment.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the front view of the embodiment of the invention;
Fig. 2 is the rearview of the embodiment of the invention;
Fig. 3 is the side schematic view of the embodiment of the invention;
Fig. 4 is the circuit theory diagrams of the embodiment of the invention;
In the accompanying drawing: 1. cabinet; 2. controller; 3. table is counted; 4. operating grip; 5. signal lamp; 6. ventilation fence hole; 7. cooling fan; 8. breaker body; 9. fuse; 10. combination switch; 11. reactor; 12. capacitor.
Embodiment
The present invention is described in further detail below by specific embodiment.
As shown in Figures 1 to 4, a kind of reactive capacitance compensation cabinet comprises cabinet 1, in its cabinet 1 various electric devices is installed, and because the electric device in the cabinet 1 can produce heat in the course of the work, therefore, cabinet 1 is provided with heat abstractor.This heat abstractor comprises the ventilation fence hole 6 that is arranged on cabinet 1 bottom and the cooling fan 7 that is arranged on cabinet 1 upper end, and this ventilation fence hole 6 is arranged on the front panel and rear board of cabinet 1, and 7 of cooling fans are arranged on the rear board of cabinet 1.When cooling fan 7 starts the heat in the cabinet 1 is taken away, Cryogenic air then enters in the cabinet 1 from ventilation fence hole 6, thereby forms Air Flow, reaches the purpose of heat radiation.
Described cabinet 1 interior some groups of three-phase total compensation unit, some component phase compensating units, circuit breaker and the controller 2 of being provided with, wherein, the group number of three-phase total compensation unit and phase splitting compensation unit can make up definite according to the size of the electric capacity of required switching.
Wherein, each three-phase total compensation unit includes respectively three common benefit single phase circuits that respectively connect one to one mutually with three phase network, this is mended altogether single phase circuit and comprises fuse 9, reactor 11, fling-cut switch and the capacitor 12 that is electrically connected successively, mends altogether for these three and adopts delta connection between the single phase circuit; Be joining end to end of capacitor 12 and consist of triangle.
Each phase splitting compensation unit include three with the three-phase minute benefit single phase circuit that connects one to one, this minute, the benefit single phase circuit comprised successively fuse 9, reactor 11, fling-cut switch and the capacitor 12 that is electrically connected, adopted star connection between the benefit single phase circuit in these three minutes, the benefit single phase circuit all was connected with zero line in namely three minutes.
Described three-phase total compensation unit is connected described circuit breaker and is connected with extraneous three phase network with the phase splitting compensation unit, whether this breaker control whole three-phase total compensation unit and phase splitting compensation unit connect work, described circuit breaker comprises breaker body 8 and operating grip 4, this operating grip 4 is arranged on the front operating surface of cabinet 1, realizes the switching of circuit breaker by manual rotation operation handle 4.
In order to observe better, more intuitively the working condition of each unit, described every component phase compensating unit is connected with the three-phase total compensation unit and is connected signal lamp 5, in case certain cell operation, then corresponding signal lamp 5 lights indication with it.
Described fling-cut switch is combination switch 10, and described fling-cut switch all is connected with controller 2, and this controller 2 and the current signal that detects the every phase of three phase network are connected detecting unit and are connected with voltage signal, and the front panel of cabinet 1 then is equipped with table and counts 3.Detecting unit passes to controller 2 with electric current and the voltage signal that detects, controller 2 calculates the reactive factor of every phase, automatic analysis calculates the size of the electric capacity that needs switching, control first the three-phase total compensation cell operation, three-phase compensates simultaneously, and then control phase splitting compensation cell operation, to each mutually electricity carry out the separate compensation fine setting so that the distribution system power factor reaches the compensation optimal value.
Claims (6)
1. reactive capacitance compensation cabinet, comprise cabinet, it is characterized in that: be provided with some groups of three-phase total compensation unit, some component phase compensating units, circuit breaker and controller in the described cabinet, each three-phase total compensation unit includes three common benefit single phase circuits that respectively connect one to one mutually with three phase network, this is mended altogether single phase circuit and comprises fuse, reactor, fling-cut switch and the capacitor that is electrically connected successively, mends altogether for these three and adopts delta connection between the single phase circuit; Each phase splitting compensation unit include three with the three-phase minute benefit single phase circuit that connects one to one, this minute the benefit single phase circuit comprise fuse, reactor, fling-cut switch and the capacitor of successively electrical connection, adopted star connection between the benefit single phase circuit in these three minutes; Described three-phase total compensation unit is connected described circuit breaker and is connected with extraneous three phase network with the phase splitting compensation unit, described fling-cut switch all is connected with controller, and this controller and the current signal that detects the every phase of three phase network are connected detecting unit and are connected with voltage signal.
2. a kind of reactive capacitance compensation cabinet as claimed in claim 1, it is characterized in that: described fling-cut switch is combination switch.
3. a kind of reactive capacitance compensation cabinet as claimed in claim 2 is characterized in that: described every component phase compensating unit is connected with the three-phase total compensation unit and is connected signal lamp.
4. a kind of reactive capacitance compensation cabinet as claimed in claim 3, it is characterized in that: described cabinet is provided with heat abstractor.
5. a kind of reactive capacitance compensation cabinet as claimed in claim 4 is characterized in that: described heat abstractor comprises the ventilation fence hole that is arranged on bottom of cabinet bulk and is arranged on the cooling fan of cabinet upper end.
6. a kind of reactive capacitance compensation cabinet as claimed in claim 5, it is characterized in that: described circuit breaker comprises breaker body and operating grip, this operating grip is arranged on the front operating surface of cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210562928XA CN102983583A (en) | 2012-12-22 | 2012-12-22 | Reactive capacitance compensation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210562928XA CN102983583A (en) | 2012-12-22 | 2012-12-22 | Reactive capacitance compensation cabinet |
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|---|---|
| CN102983583A true CN102983583A (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210562928XA Pending CN102983583A (en) | 2012-12-22 | 2012-12-22 | Reactive capacitance compensation cabinet |
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| CN (1) | CN102983583A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618319A (en) * | 2013-11-25 | 2014-03-05 | 合肥徽力电气技术有限公司 | Reactive compensation cabinet |
| CN105356363A (en) * | 2015-11-19 | 2016-02-24 | 国网河南孟津县供电公司 | Foreign matter removing apparatus of high-voltage cable |
| CN105811441A (en) * | 2016-05-19 | 2016-07-27 | 山东电工电气集团新能科技有限公司 | Three-phase unbalance and reactive power control device and method of interphase capacitor |
| CN106099957A (en) * | 2016-06-07 | 2016-11-09 | 山东电工电气集团新能科技有限公司 | Capacitor and inductor three-phase imbalance and idle controlling device and method |
| CN106655217A (en) * | 2017-01-24 | 2017-05-10 | 浙江南德电气有限公司 | In-situ reactive compensation device |
| CN106655216A (en) * | 2017-01-24 | 2017-05-10 | 浙江南德电气有限公司 | Local reactive power compensation device |
| CN106786650A (en) * | 2016-12-29 | 2017-05-31 | 江苏越达电力设备有限公司 | A kind of dynamic passive compensation and filter based on Digital Signal Processing |
| CN107294113A (en) * | 2017-07-16 | 2017-10-24 | 安徽航睿电子科技有限公司 | Combined intelligent capacitor |
| WO2018072124A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with rational structure |
| WO2018072123A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with excellent performance |
| WO2018072125A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Anti-corrosion low-voltage reactive power compensation cabinet |
| WO2018072122A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet |
| CN108365605A (en) * | 2018-03-08 | 2018-08-03 | 西安爱科赛博电气股份有限公司 | A kind of low-voltage network three-phase line low-voltage governing system and method |
| CN108649588A (en) * | 2018-06-25 | 2018-10-12 | 湖北工业大学 | A kind of communication-type intelligent powerless compensation comprehensive treatment device |
| CN109066719A (en) * | 2018-09-18 | 2018-12-21 | 山东康润电气股份有限公司 | A kind of reactive power compensator and reactive-load compensation method |
| CN111641218A (en) * | 2020-06-16 | 2020-09-08 | 遵义长征电器设备有限责任公司 | Triangular connection type capacitance reactive power compensation device |
| CN114498318A (en) * | 2022-02-28 | 2022-05-13 | 英奈科(北京)智能***有限公司 | Low-voltage switch incoming line cabinet based on Internet of things |
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| JPH05108179A (en) * | 1991-10-11 | 1993-04-30 | Railway Technical Res Inst | Static reactive power compensation equipment |
| CN2328113Y (en) * | 1998-05-11 | 1999-07-07 | 刘建新 | Air cooling outdoor reactive power compensator cabinet |
| CN2369394Y (en) * | 1999-04-27 | 2000-03-15 | 时代集团公司 | Automatic intellectual low voltage reactive compensator |
| CN201758286U (en) * | 2010-08-20 | 2011-03-09 | 宁波中睿电气有限公司 | Hybrid power filter reactive compensation device |
| CN201868851U (en) * | 2010-10-12 | 2011-06-15 | 山东中保康医疗器具有限公司 | Power turn-off system for isolating transformer |
| CN202190080U (en) * | 2011-08-19 | 2012-04-11 | 石家庄福润新技术有限公司 | Infrared wireless control technology for reactive compensation systems |
| CN102480128A (en) * | 2010-11-29 | 2012-05-30 | 汪正新 | Intelligent purifying filtering compensation device |
| CN202978289U (en) * | 2012-12-22 | 2013-06-05 | 张家港保税区天翔电气有限公司 | Reactive capacitor compensation cabinet |
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2012
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH05108179A (en) * | 1991-10-11 | 1993-04-30 | Railway Technical Res Inst | Static reactive power compensation equipment |
| CN2328113Y (en) * | 1998-05-11 | 1999-07-07 | 刘建新 | Air cooling outdoor reactive power compensator cabinet |
| CN2369394Y (en) * | 1999-04-27 | 2000-03-15 | 时代集团公司 | Automatic intellectual low voltage reactive compensator |
| CN201758286U (en) * | 2010-08-20 | 2011-03-09 | 宁波中睿电气有限公司 | Hybrid power filter reactive compensation device |
| CN201868851U (en) * | 2010-10-12 | 2011-06-15 | 山东中保康医疗器具有限公司 | Power turn-off system for isolating transformer |
| CN102480128A (en) * | 2010-11-29 | 2012-05-30 | 汪正新 | Intelligent purifying filtering compensation device |
| CN202190080U (en) * | 2011-08-19 | 2012-04-11 | 石家庄福润新技术有限公司 | Infrared wireless control technology for reactive compensation systems |
| CN202978289U (en) * | 2012-12-22 | 2013-06-05 | 张家港保税区天翔电气有限公司 | Reactive capacitor compensation cabinet |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618319A (en) * | 2013-11-25 | 2014-03-05 | 合肥徽力电气技术有限公司 | Reactive compensation cabinet |
| CN105356363A (en) * | 2015-11-19 | 2016-02-24 | 国网河南孟津县供电公司 | Foreign matter removing apparatus of high-voltage cable |
| CN105356363B (en) * | 2015-11-19 | 2017-08-29 | 国网河南孟津县供电公司 | A kind of high-tension cable foreign body eliminating apparatus |
| CN105811441A (en) * | 2016-05-19 | 2016-07-27 | 山东电工电气集团新能科技有限公司 | Three-phase unbalance and reactive power control device and method of interphase capacitor |
| CN106099957A (en) * | 2016-06-07 | 2016-11-09 | 山东电工电气集团新能科技有限公司 | Capacitor and inductor three-phase imbalance and idle controlling device and method |
| WO2018072123A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with excellent performance |
| WO2018072122A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet |
| WO2018072125A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Anti-corrosion low-voltage reactive power compensation cabinet |
| WO2018072124A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with rational structure |
| CN106786650A (en) * | 2016-12-29 | 2017-05-31 | 江苏越达电力设备有限公司 | A kind of dynamic passive compensation and filter based on Digital Signal Processing |
| CN106655217A (en) * | 2017-01-24 | 2017-05-10 | 浙江南德电气有限公司 | In-situ reactive compensation device |
| CN106655216A (en) * | 2017-01-24 | 2017-05-10 | 浙江南德电气有限公司 | Local reactive power compensation device |
| CN107294113A (en) * | 2017-07-16 | 2017-10-24 | 安徽航睿电子科技有限公司 | Combined intelligent capacitor |
| CN108365605A (en) * | 2018-03-08 | 2018-08-03 | 西安爱科赛博电气股份有限公司 | A kind of low-voltage network three-phase line low-voltage governing system and method |
| CN108649588A (en) * | 2018-06-25 | 2018-10-12 | 湖北工业大学 | A kind of communication-type intelligent powerless compensation comprehensive treatment device |
| CN109066719A (en) * | 2018-09-18 | 2018-12-21 | 山东康润电气股份有限公司 | A kind of reactive power compensator and reactive-load compensation method |
| CN111641218A (en) * | 2020-06-16 | 2020-09-08 | 遵义长征电器设备有限责任公司 | Triangular connection type capacitance reactive power compensation device |
| CN114498318A (en) * | 2022-02-28 | 2022-05-13 | 英奈科(北京)智能***有限公司 | Low-voltage switch incoming line cabinet based on Internet of things |
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Application publication date: 20130320 |