CN104953604A - Intelligent high-voltage energy-saving cabinet - Google Patents

Intelligent high-voltage energy-saving cabinet Download PDF

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Publication number
CN104953604A
CN104953604A CN201510377063.3A CN201510377063A CN104953604A CN 104953604 A CN104953604 A CN 104953604A CN 201510377063 A CN201510377063 A CN 201510377063A CN 104953604 A CN104953604 A CN 104953604A
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CN
China
Prior art keywords
cabinet
transformer
intelligent
bypass
saving
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Granted
Application number
CN201510377063.3A
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Chinese (zh)
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CN104953604B (en
Inventor
许凯旋
郭献清
于建军
喻金
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Haihong Electric Co Ltd
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Haihong Electric Co Ltd
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Priority to CN201510377063.3A priority Critical patent/CN104953604B/en
Publication of CN104953604A publication Critical patent/CN104953604A/en
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Publication of CN104953604B publication Critical patent/CN104953604B/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/50Arrangements for eliminating or reducing asymmetry in polyphase networks

Abstract

The invention discloses an intelligent high-voltage energy-saving cabinet. The intelligent high-voltage energy-saving cabinet comprises a bypass cabinet, a wire incoming cabinet, a wire outgoing cabinet, a transformer cabinet and a control cabinet which are sequentially arranged, wherein the bypass cabinet and the wire incoming cabinet are connected with a wire incoming end; the wire outgoing cabinet is connected with a wire outgoing end, a self-coupling transformer is arranged in the transformer cabinet, and a vacuum contactor is arranged in the control cabinet and connected with a winding of the self-coupling transformer. According to the intelligent high-voltage energy-saving cabinet, the vacuum contactor in the control cabinet is adopted to adjust the winding of the self-coupling transformer, and an electromagnetic balancing technique principle is applied, so that the voltage of power equipment can be balanced, stabilized and controlled in a best range, and the purpose of comprehensive energy conservation is achieved.

Description

A kind of Intelligent high-pressure electricity-saving cabinet
Technical field
The present invention relates to field of electrical equipment, be specifically related to a kind of Intelligent high-pressure electricity-saving cabinet.
Background technology
Different loads (as resistive, non-linear even load) and load of different nature (as loads such as three-phase, single-phase, impact, frequent startings) is there is in distribution network, the distortion of three-phase voltage, current imbalance and voltage, current waveform will be caused, produce high order harmonic component, domestic at present have some similar reduction power savers, but power savings is not obvious, and circuit is complicated, install and maintenance inconvenience.
Summary of the invention
In order to solve the unconspicuous problem of existing reduction power saver power savings, the object of the present invention is to provide a kind of Intelligent high-pressure electricity-saving cabinet, vacuum contactor is adopted to regulate the winding of auto-type transformer, make to be balanced to the voltage of power equipment and to stablize, and control at optimum range, reach the object of integrated power-saving.
The technical solution adopted in the present invention is:
A kind of Intelligent high-pressure electricity-saving cabinet, comprise the bypass cabinet, incoming line cabinet, outgoing line cabinet, transformer case and the control cubicle that are arranged in order, described bypass cabinet is connected end of incoming cables with incoming line cabinet, outgoing line cabinet connects leading-out terminal, auto-type transformer is provided with in described transformer case, be provided with vacuum contactor in described control cubicle, described vacuum contactor connects the winding of auto-type transformer.
As the further improvement of technique scheme, described bypass cabinet, incoming line cabinet, outgoing line cabinet and transformer case all adopt copper bar to be connected, all adopt copper bar to connect in high pressure electricity-saving cabinet between metal safe, decrease the cost of a large amount of stube cable, and product is installed and overhauled more convenient.
As the further improvement of technique scheme, described bypass cabinet, incoming line cabinet be respectively arranged with in outgoing line cabinet for being connected and the primary cut-out of open circuit.In addition, when electric current is less in circuit, high-pressure vacuum contactor can be adopted to substitute primary cut-out.
As the further improvement of technique scheme, described end of incoming cables after the primary cut-out of incoming line cabinet, then connects outgoing line cabinet through auto-type transformer, after the primary cut-out of outgoing line cabinet, connect leading-out terminal; Described end of incoming cables, after the primary cut-out of bypass cabinet, is connected to the leading-out terminal of outgoing line cabinet.
As the further improvement of technique scheme, the primary cut-out of described bypass cabinet and incoming line cabinet is provided with interlock, and when the primary cut-out of incoming line cabinet closes, the primary cut-out of bypass cabinet disconnects, when the primary cut-out of incoming line cabinet disconnects, the primary cut-out of bypass cabinet closes.
As the further improvement of technique scheme, be provided with current transformer and voltage transformer in described bypass cabinet, described current transformer is connected end of incoming cables with voltage transformer.
As the further improvement of technique scheme, be provided with voltage transformer in described incoming line cabinet, described voltage transformer connects end of incoming cables.
As the further improvement of technique scheme, in described outgoing line cabinet, be provided with lightning arrester.
As the further improvement of technique scheme, in described transformer case, be provided with lightning arrester.
The invention has the beneficial effects as follows:
Compared with prior art, Intelligent high-pressure electricity-saving cabinet of the present invention adopts the vacuum contactor in control cubicle to regulate the winding of auto-type transformer, and application electromagnetic balance know-why, makes to be balanced to the voltage of power equipment and to stablize, and control at optimum range, reach the object of integrated power-saving.
Arrange interlock between bypass cabinet and incoming line cabinet, the effect that this circuit arranges bypass cabinet and incoming line cabinet is, when circuit is in normal operating condition, adopts incoming line cabinet electric power incoming line, through transformer case, then conveys electrical current in electric power system by outgoing line cabinet; When incoming line cabinet or transformer case break down, adopt bypass cabinet electric power incoming line, then conveyed electrical current in electric power system by outgoing line cabinet.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the vertical view of Intelligent high-pressure electricity-saving cabinet of the present invention;
Fig. 2 is the primary circuit figure of Intelligent high-pressure electricity-saving cabinet of the present invention.
Label declaration: 1, bypass cabinet; 2, incoming line cabinet; 3, outgoing line cabinet; 4, transformer case; 5, control cubicle; 6, primary cut-out; 7, current transformer; 8, voltage transformer; 9, lightning arrester; 10, auto-type transformer; 11, vacuum contactor; 12, end of incoming cables; 13, leading-out terminal.
Embodiment
With reference to Fig. 1, Fig. 2, preferred embodiment provided by the invention, a kind of Intelligent high-pressure electricity-saving cabinet, comprises the bypass cabinet 1, incoming line cabinet 2, outgoing line cabinet 3, transformer case 4 and the control cubicle 5 that are arranged in order, described bypass cabinet 1 is connected end of incoming cables 12 with incoming line cabinet 2, and outgoing line cabinet 3 connects leading-out terminal 13.Described bypass cabinet 1, incoming line cabinet 2, outgoing line cabinet 3 and transformer case 4 all adopt copper bar to be connected, and all adopt copper bar to connect, decrease the cost of a large amount of stube cable, and product is installed and overhauled more convenient in high pressure electricity-saving cabinet between metal safe.
Be provided with primary cut-out 6, current transformer 7 and voltage transformer 8 in described bypass cabinet 1, current transformer 7 is connected end of incoming cables 12 with voltage transformer 8.Bus bridge is adopted to connect between bypass cabinet 1 and outgoing line cabinet 3.
Be provided with primary cut-out 6 and voltage transformer 8 in described incoming line cabinet 2, voltage transformer 8 connects end of incoming cables 12.Bus bridge is adopted to connect between incoming line cabinet 2 and transformer case 4.
Primary cut-out 6 and lightning arrester 9 is provided with in described outgoing line cabinet 3.
Auto-type transformer 10 and lightning arrester 9 is provided with in described transformer case 4.Wherein the iron core of auto-type transformer 10 adopts three-dimensional takeup type structure, unshakable in one's determination to be put together by three identical rectangle single frames, three-phase magnetic circuit without seam, flow direction and silicon steel sheet crystal orientation completely the same, reduce no-load loss and no-load current, reach power savings.
Be provided with three vacuum contactors 11 in described control cubicle 5, vacuum contactor 11 connects the winding of auto-type transformer 10.Control cubicle 5 connects current transformer 7 and the voltage transformer 8 of bypass cabinet 1, and the voltage transformer 8 of incoming line cabinet 2, utilize electric current, voltage parameter in electric current, voltage measuring transformer circuit, the folding of vacuum contactor 11 is controlled according to parameter coordination, regulate the winding of auto-type transformer 10, application electromagnetic balance know-why, makes to be balanced to the voltage of power equipment and to stablize, and control at optimum range, reach the object of integrated power-saving.
The primary cut-out 6 of described bypass cabinet 1 and incoming line cabinet 2 is provided with interlock, and when the primary cut-out 6 of incoming line cabinet 2 closes, the primary cut-out 6 of bypass cabinet 1 disconnects, and when the primary cut-out 6 of incoming line cabinet 2 disconnects, the primary cut-out 6 of bypass cabinet 1 closes.When circuit is in normal operating condition, adopt incoming line cabinet 2 electric power incoming line, electric current after the primary cut-out 6 of incoming line cabinet 2, then connects outgoing line cabinet 3 through auto-type transformer 10, after the primary cut-out 6 of outgoing line cabinet 3, connect leading-out terminal 13, convey electrical current in electric power system; When the primary cut-out 6 of incoming line cabinet 2 or the auto-type transformer 10 of transformer case 4 break down, adopt bypass cabinet 1 electric power incoming line, electric current, after the primary cut-out 6 of bypass cabinet 1, is directly connected to the leading-out terminal 13 of outgoing line cabinet 3, conveys electrical current in electric power system.
Intelligent high-pressure electricity-saving cabinet of the present invention adopts the vacuum contactor 11 in control cubicle 5 to regulate the winding of auto-type transformer 10, application electromagnetic balance know-why, make to be balanced to the voltage of power equipment and to stablize, and control at optimum range, reach the object of integrated power-saving; Auto-type transformer 10 configures three dimensional wound core, unshakable in one's determination adopts three identical rectangle single frames to be put together, and three-phase magnetic circuit is without seam, and flow direction is completely the same with silicon steel sheet crystal orientation, and reduction no-load loss and no-load current, reach power savings; The bypass equipment that Circnit Layout is perfect, ensures electricity-saving cabinet safety, reliability service.
Above concrete structure and sized data illustrate preferred embodiment of the present invention, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.

Claims (9)

1. an Intelligent high-pressure electricity-saving cabinet, comprise the bypass cabinet (1), incoming line cabinet (2), outgoing line cabinet (3), transformer case (4) and the control cubicle (5) that are arranged in order, described bypass cabinet (1) is connected end of incoming cables (12) with incoming line cabinet (2), outgoing line cabinet (3) connects leading-out terminal (13), it is characterized in that: in described transformer case (4), be provided with auto-type transformer (10), be provided with vacuum contactor (11) in described control cubicle (5), described vacuum contactor (11) connects the winding of auto-type transformer (10).
2. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 1, is characterized in that: described bypass cabinet (1), incoming line cabinet (2), adopt copper bar to connect between outgoing line cabinet (3) and transformer case (4).
3. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 2, is characterized in that: described bypass cabinet (1), incoming line cabinet (2) be respectively arranged with in outgoing line cabinet (3) for being connected and the primary cut-out of open circuit (6).
4. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 3, it is characterized in that: described end of incoming cables (12) are after the primary cut-out (6) of incoming line cabinet (2), connect outgoing line cabinet (3) through auto-type transformer (10) again, after the primary cut-out (6) of outgoing line cabinet (3), connect leading-out terminal (13);
Described end of incoming cables (12), after the primary cut-out (6) of bypass cabinet (1), is connected to the leading-out terminal (13) of outgoing line cabinet (3).
5. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 4, it is characterized in that: the primary cut-out (6) of described bypass cabinet (1) and incoming line cabinet (2) is provided with interlock, when the primary cut-out (6) of incoming line cabinet (2) is closed, the primary cut-out (6) of bypass cabinet (1) disconnects, when the primary cut-out (6) of incoming line cabinet (2) disconnects, the primary cut-out (6) of bypass cabinet (1) closes.
6. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 5, it is characterized in that: be provided with current transformer (7) and voltage transformer (8) in described bypass cabinet (1), described current transformer (7) is connected end of incoming cables (12) with voltage transformer (8).
7. a kind of Intelligent high-pressure electricity-saving cabinet according to claim 6, is characterized in that: be provided with voltage transformer (8) in described incoming line cabinet (2), and described voltage transformer (8) connects end of incoming cables (12).
8., according to the arbitrary described a kind of Intelligent high-pressure electricity-saving cabinet of claim 1 to 7, it is characterized in that: in described outgoing line cabinet (3), be provided with lightning arrester (9).
9., according to the arbitrary described a kind of Intelligent high-pressure electricity-saving cabinet of claim 1 to 7, it is characterized in that: in described transformer case (4), be provided with lightning arrester (9).
CN201510377063.3A 2015-06-30 2015-06-30 A kind of Intelligent high-pressure electricity-saving cabinet Active CN104953604B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106025857A (en) * 2016-06-28 2016-10-12 国网山东省电力公司蓬莱市供电公司 ZigBee protocol-based remote control switchgear

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0984229A (en) * 1995-09-14 1997-03-28 Nissin Electric Co Ltd Gas insulated switchgear
CN203826784U (en) * 2014-04-29 2014-09-10 国家电网公司 Low-voltage power distribution device
CN203896199U (en) * 2014-05-26 2014-10-22 扬州博尔特电气技术有限公司 Large-power high-efficiency energy-saving soft-melting power supply based on series-parallel type high-voltage frequency conversion technology
CN204794114U (en) * 2015-06-30 2015-11-18 海鸿电气有限公司 Intelligent high pressure economize on electricity cabinet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0984229A (en) * 1995-09-14 1997-03-28 Nissin Electric Co Ltd Gas insulated switchgear
CN203826784U (en) * 2014-04-29 2014-09-10 国家电网公司 Low-voltage power distribution device
CN203896199U (en) * 2014-05-26 2014-10-22 扬州博尔特电气技术有限公司 Large-power high-efficiency energy-saving soft-melting power supply based on series-parallel type high-voltage frequency conversion technology
CN204794114U (en) * 2015-06-30 2015-11-18 海鸿电气有限公司 Intelligent high pressure economize on electricity cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106025857A (en) * 2016-06-28 2016-10-12 国网山东省电力公司蓬莱市供电公司 ZigBee protocol-based remote control switchgear

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Inventor after: Xu Kaixuan

Inventor after: Yu Jianjun

Inventor after: Yu Jin

Inventor before: Xu Kaixuan

Inventor before: Guo Xianqing

Inventor before: Yu Jianjun

Inventor before: Yu Jin