CN204157210U - A kind of dustproof box type SVG device - Google Patents
A kind of dustproof box type SVG device Download PDFInfo
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- CN204157210U CN204157210U CN201420640097.8U CN201420640097U CN204157210U CN 204157210 U CN204157210 U CN 204157210U CN 201420640097 U CN201420640097 U CN 201420640097U CN 204157210 U CN204157210 U CN 204157210U
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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
- Y02E40/10—Flexible AC transmission systems [FACTS]
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Abstract
The utility model provides a kind of dustproof box type SVG device, comprises casing and the SVG being arranged on box house; Described box house arranges separate internal circulation system and external circulating system, and internal circulation system is connected by heat exchanger with external circulating system; Described SVG is arranged on internal circulation system inside, and the heat that SVG distributes discharges casing after exchanging to external circulating system by internal circulation system by heat exchanger.The utility model has had totally enclosed casing and SVG has been arranged on box house, makes SVG have a closed running environment, makes SVG effectively can solve the environmental factors such as sand and dust, catkin, rainwater to the impact of SVG; Meanwhile, box house is provided with the heat-exchange system of internal circulation system and external circulating system composition, and the heat that SVG distributes discharges casing after exchanging to external circulating system by internal circulation system by heat exchanger, makes SVG have good radiating effect.
Description
Technical field
The utility model relates to electrical equipment technical field, particularly, relates to a kind of dustproof box type SVG device.
Background technology
The operation of electrical network needs certain idle, to provide ability and the efficiency of electrical grid transmission electric energy.In recent years, the technology that reactive power compensation field is the most popular is static reacance generator, is called for short SVG.SVG is with its fast response time, and the advantages such as dynamic adjustments wide ranges are stood firm rapidly reactive-load compensation equipment market.
SVG running, power electronic device IGBT can produce more heat transfer, needs exchange heat to be gone out by mode that is air-cooled or water-cooled.Under air-cooled form (by the reason of cost, certainly most of SVG adopts air-cooled, only has minority Large Copacity SVG to adopt water-cooled), have the foreign material such as a lot of sand and dust, catkin, rainwater and be inhaled into, SVG internal electric loop affects by it, easily causes short circuit; Outside heat sink also easily by the blocking of the foreign material such as sand and dust, catkin, reduces radiating effect.
The mode of existing this problem of solution normally installs dustproof filter screen on inlet and outlet.But there is following problem in this mode:
First, the filter effect of dustproof filter screen is limited, is difficult to realize effectively filtering at the foreign material such as sand and dust, catkin of different volumes.
Secondly, the mesh aperture diameter of screen pack determines the effect of filtration: if the mesh aperture of screen pack is excessive, filter effect is not good; If the mesh aperture of screen pack is too small, wind speed will be reduced greatly, and then have influence on radiating effect.
Finally, due to dustproof filter screen blocked after can have influence on the heat radiation of SVG, time serious, SVG can be caused out of service.Therefore, dustproof filter screen needs staff to carry out periodic cleaning, wastes time and energy, and is unfavorable for increasing work efficiency.
Therefore, how effectively carry out dust-proof process to SVG and do not affect its heat radiation becoming a urgent problem.
Utility model content
In order to solve the problem, the utility model provides a kind of dustproof box type SVG device, can effectively carry out dust-proof to SVG, simultaneously advantageously in the heat radiation of SVG.Particularly, have employed following technical scheme:
A kind of dustproof box type SVG device, comprises casing and the SVG being arranged on box house; Described box house arranges separate internal circulation system and external circulating system, and internal circulation system is connected by heat exchanger with external circulating system; Described SVG is arranged on internal circulation system inside, and the heat that SVG distributes discharges casing after exchanging to external circulating system by internal circulation system by heat exchanger.
Further, described box house arranges dust-proof partition board, and box house is separated into two parts by dust-proof partition board; Described external circulating system is arranged on the outside of dust-proof partition board, and internal circulation system is arranged on the inner side of dust-proof partition board.
Further, described dust-proof partition board comprises diaphragm plate and vertical clapboard, diaphragm plate horizontally set and parallel with the upper wall of casing, and vertical clapboard is vertically arranged and parallel with the sidewall of casing; Described diaphragm plate and vertical clapboard are all connected with the antetheca of casing, rear wall respectively.
Further, described internal circulation system comprises Inner eycle air channel and Inner eycle blower fan; The one end in described Inner eycle air channel arranges interior air inlet, and the other end arranges interior air outlet; Described heat exchanger is arranged on air outlet place.
Further, described box house arranges the internal partition relative with dust-proof partition board, and internal partition is arranged on the inner side of dust-proof partition board; Described Inner eycle air channel is formed by the space between internal partition and dust-proof partition board, and interior air inlet and interior air outlet are formed by internal partition opening respectively.
Further, described interior air inlet and interior air outlet are separately positioned on the both sides of SVG, and interior air inlet is arranged near the bottom of casing, and interior air outlet is arranged near the top of casing (1).
Further, described external circulating system comprises outer circulating air duct and outer circulation blower fan; Described outer circulating air duct is arranged respectively external air inlet mouth and outer air outlet; Described heat exchanger is arranged between external air inlet mouth and outer air outlet.
Further, outer circulating air duct is formed by the space between dust-proof partition board and casing, and external air inlet mouth and outer air outlet are separately positioned on casing.
Further, all dismountablely on described external air inlet mouth and outer air outlet dust-proof shutter is provided with; Waterproof passages is provided with between described heat exchanger and dust-proof shutter.
Further, described SVG comprises multiple modular power cell, arranges power cell fin between power cell; The heat of power cell fin is taken away by the Inner eycle wind in described inner cycle channel, is exchanged discharge casing to after the outer circulation wind in external circulating system by heat exchanger.
A kind of dustproof box type SVG device that the utility model provides, there is totally enclosed casing and SVG has been arranged on box house, make SVG have a closed running environment, make SVG effectively can solve the environmental factors such as sand and dust, catkin, rainwater to the impact of SVG.
Simultaneously, box house of the present utility model is provided with the heat-exchange system of internal circulation system and external circulating system composition, therefore, the heat that SVG distributes discharges casing after exchanging to external circulating system by internal circulation system by heat exchanger, makes SVG have good radiating effect.
Therefore, a kind of dustproof box type SVG device described in the utility model has following technique effect:
(1) effectively can solve the environmental factors such as sand and dust, catkin, rainwater to the impact of SVG, make the utility model have good dust-proof effect.
(2) internal circulation system and external circulating system effectively can carry out heat exchange to the heat of SVG device, ensure that the normal work of SVG.
(3) greatly improve SVG device reliability of operation in an outdoor environment, and reduce SVG maintenance workload.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
Label declaration in accompanying drawing: air outlet 25-Inner eycle air channel 26-internal partition 31-power cell 32-unit fin in air inlet 22-dust-proof partition board 23-Inner eycle blower fan 24-in the outer air outlet 15-Waterproof passages 21-of 1-casing 3-SVG 10-heat exchanger 11-external air inlet mouth 12-outer circulating air duct 13-outer circulation blower fan 14-.
Embodiment
Below in conjunction with accompanying drawing, a kind of dustproof box type SVG device of the present utility model is described in detail:
As shown in Figure 1, a kind of dustproof box type SVG device of the present utility model, comprises casing 1 and the SVG3 being arranged on casing 1 inside; Described casing 1 inside arranges separate internal circulation system and external circulating system, and internal circulation system is connected by heat exchanger 10 with external circulating system; Described SVG3 is arranged on internal circulation system inside, and the heat that SVG3 distributes discharges casing 1 after exchanging to external circulating system by internal circulation system by heat exchanger 10.
SVG closes and is arranged in casing 1 by the utility model, and casing 1 can effectively prevent the foreign material such as sand and dust, catkin or rainwater from entering SVG, and therefore the utility model has good dust-proof effect.
Simultaneously, owing to being provided with casing 1 outside SVG, casing 1 can have an impact for the proper heat reduction of SVG, therefore, in order to ensure the proper heat reduction of SVG, the utility model arranges internal circulation system and external circulating system in the inside of casing 1, internal circulation system is used for the air of casing 1 inside to carry out circulating and in the process of flowing, takes away the heat that SVG distributes, external circulating system is in communication with the outside on the one hand, make extraneous air enter external circulating system, external circulating system is connected with internal circulation system by heat exchanger 10 on the other hand.
Like this, the heat that SVG distributes is pulled away under the Inner eycle wind action of internal circulation system, the heat that Inner eycle wind is taken away exchanges to the outer circulation wind of external circulating system by heat exchanger 10, external circulating system and external environment connect, the heat that outer circulation wind carries exchange discharges casing under the effect of external circulating system.Therefore, internal circulation system of the present utility model ensure that SVG is in a closed environment, and external circulating system ensure that the proper heat reduction of going out the exchange heat of internal circulation system to guarantee SVG simultaneously.
In a word, the utility model not only achieves the dust-proof effect of better SVG, effectively can solve the environmental factors such as sand and dust, catkin, rainwater to the impact of SVG, can be good at being applied to as the outdoor environment such as wind energy turbine set, photovoltaic plant; And ensure that the heat radiation of SVG, greatly improve SVG device reliability of operation in an outdoor environment, reduce SVG maintenance workload.
Whether internal circulation system of the present utility model and external circulating system not only determine SVG and can normally dispel the heat, and whether SVG can be had a great impact by effectively dust-proof also tool, therefore, internal circulation system of the present utility model and external circulating system arrange most important.
As a kind of preferred implementation of the present utility model, described casing 1 inside arranges dust-proof partition board 22, and casing 1 interior separation is become two parts by dust-proof partition board 22; Described external circulating system is arranged on the outside of dust-proof partition board 22, and internal circulation system is arranged on the inner side of dust-proof partition board 22.
The utility model arranges dust-proof partition board 22 in the inside of casing 1, and internal circulation system and external circulating system are separately positioned on the both sides of dust-proof partition board 22, make internal circulation system and external circulating system separate, avoid the foreign material such as the sand and dust in external environment, catkin or rainwater and enter internal circulation system by external circulating system, and then affect SVG; SVG is arranged in the inner space at internal circulation system place, advantageously dust-proof in SVG.
The setting of the utility model dust-proof partition board 22, the setting of external circulating system and internal circulation system and effect tool are had a certain impact, owing to needing enough spatial placement SVG in casing 1, the volume of the reduction casing 1 of simultaneously trying one's best, as a kind of preferred implementation of the present utility model, described dust-proof partition board 22 comprises diaphragm plate and vertical clapboard, diaphragm plate horizontally set and parallel with the upper wall of casing 1, and vertical clapboard is vertically arranged and parallel with the sidewall of casing 1; Described diaphragm plate and vertical clapboard are all connected with the antetheca of casing 1, rear wall respectively.
Like this, to be encircled a city the space closed by a sidewall of the rear wall of the antetheca of diaphragm plate, vertical clapboard, casing 1, casing 1, the diapire of casing 1 and casing 1 in the inside of casing 1, internal circulation system and SVG are arranged on the space that this is closed, dust-proof advantageously in SVG; External circulating system is arranged in another space of being formed between dust-proof partition board 22 and casing, is more convenient to external circulating system and external environment connect.
As a kind of preferred implementation of the present utility model, described internal circulation system comprises Inner eycle air channel 25 and Inner eycle blower fan 23; The one end in described Inner eycle air channel 25 arranges interior air inlet 21, and the other end arranges interior air outlet 24; Described heat exchanger 10 is arranged on air outlet 24 place.
Inner eycle blower fan 23 of the present utility model makes the Inner eycle wind in Inner eycle air channel 25 constantly flow, Inner eycle wind enters from interior air inlet 21 space arranging SVG casing 1, the heat that SVG distributes by Inner eycle wind in the process of flowing is taken away, then leave from interior air outlet 24 space that SVG is set casing 1, heat exchanger 10 place being arranged on inner outlet 24 place by the exchange heat in Inner eycle wind in external circulating system.
As from the foregoing, internal circulation system relative closure of the present utility model, only carries out the air flowing of casing 1 inside, the exchange of heat is only carried out with external circulating system, and do not carry out the exchange of gas, make SVG be in a complete totally enclosed environment like this, there is better dust-proof effect.
As a kind of preferred implementation of the present utility model, described casing 1 inside arranges the internal partition 26 relative with dust-proof partition board 22, and internal partition 26 is arranged on the inner side of dust-proof partition board 22; Described Inner eycle air channel 25 is formed by the space between internal partition 26 and dust-proof partition board 22, and interior air inlet 21 and interior air outlet 24 are formed by internal partition 26 opening respectively.
Inner eycle air channel 25 of the present utility model is be arranged in parallel by internal partition 26 and dust-proof partition board 22 and is formed, and like this, on the one hand, is more convenient to the formation in Inner eycle air channel 25; On the other hand, internal partition 26 also has certain dustproof effect.
As a kind of preferred implementation of the present utility model, described interior air inlet 21 and interior air outlet 24 are separately positioned on the both sides of SVG3, and interior air inlet 21 is arranged near the bottom of casing 1, and interior air outlet 24 is arranged near the top of casing 1.
Such setting, can make the circulated air in Inner eycle air channel 25 enter from bottom, discharges, forms a space multistory loop direction, such that circulated air and SVG are comprehensive to be contacted, advantageously in the heat radiation of SVG from top.
As a kind of preferred implementation of the present utility model, described external circulating system comprises outer circulating air duct 12 and outer circulation blower fan 13; Described outer circulating air duct 12 is arranged respectively external air inlet mouth 11 and outer air outlet 14; Described heat exchanger 10 is arranged between external air inlet mouth 11 and outer air outlet 14.
Outer circulation wind of the present utility model enters outer circulating air duct 12 by external environment from external air inlet mouth 11, outer circulation blower fan 13 makes the constantly flowing in outer circulating air duct 12 of outer circulation wind, the heat of the internal circulation system that radiator 10 exchanges by outer circulation wind in the process of flowing is taken away, then be discharged in external environment from outer air outlet 14, and then achieve the circulation of external circulating system.
As a kind of preferred implementation of the present utility model, outer circulating air duct 12 is formed by the space between dust-proof partition board 22 and casing 1, and external air inlet mouth 11 and outer air outlet 15 are separately positioned on casing 1.Outer circulating air duct 12 of the present utility model utilizes the inwall of dust-proof partition board 22 and casing 1 to be formed, and structure is simple, and external air inlet mouth 11 and outer air outlet 15 arrange also convenient.
In addition, the area of external air inlet mouth 11 is larger than existing box SVG air-admitting surface far away, and its air-admitting surface considers area during guaranteeing air intake in Severe blockage situation.
As a kind of preferred implementation of the present utility model, all dismountablely on described external air inlet mouth 11 and outer air outlet 15 be provided with dust-proof shutter; Waterproof passages 15 is provided with between described heat exchanger 10 and dust-proof shutter.
The dust-proof shutter that external air inlet mouth 11 of the present utility model and outer air outlet 15 are arranged, also has certain dustproof effect when not affecting external circulating system air intake.Be provided with Waterproof passages 15 between heat exchanger 10 of the present utility model and dust-proof shutter and there is certain waterproof action, can more effectively prevent rainwater etc. from entering in casing 1.
As a kind of preferred implementation of the present utility model, described SVG3 comprises multiple modular power cell 31, arranges power cell fin 32 between power cell 31; The heat of power cell fin 32 is taken away by the Inner eycle wind in described inner cycle channel, is exchanged discharge casing 1 to after the outer circulation wind in external circulating system by heat exchanger 10.
Power cell 31 described in the utility model: be made up of soft start loop, IBGT inversion circuit, cell controller, driving governor, cooling system.Wherein:
Described soft start loop, circuit breaker outside with power cell and IBGT inversion circuit are connected respectively, charge when starting for device to the DC capacitor of IBGT inversion circuit.
Described IBGT inversion circuit, is connected with described soft start loop, is made up of IGBT, DC capacitor and reactor, export for reactive power.
Described cell controller, is connected with controller module, for controller module communication, receive control module output order and feedback power location mode, and produce and start control command.
Described driving governor, is connected with cell controller, for generation of the pwm control signal driving IGBT.
A kind of dustproof box type SVG device of the present utility model, this device is inner by complete totally enclosed SVG running environment and heat-exchange system.This device can be good at being applied to as wind energy turbine set, the outdoor environments such as photovoltaic plant.This device effectively can solve the environmental factors such as sand and dust, catkin, rainwater to the impact of SVG.This device improves SVG reliability of operation in an outdoor environment greatly, and reduces SVG maintenance workload.
The above is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any technical staff being familiar with this patent is not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned prompting can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of the utility model scheme.
Claims (10)
1. a dustproof box type SVG device, comprises casing (1) and is arranged on the inner SVG (3) of casing (1); It is characterized in that, described casing (1) inside arranges separate internal circulation system and external circulating system, and internal circulation system is connected by heat exchanger (10) with external circulating system; Described SVG (3) is arranged on internal circulation system inside, and the heat that SVG (3) distributes discharges casing (1) after exchanging to external circulating system by internal circulation system by heat exchanger (10).
2. a kind of dustproof box type SVG device according to claim 1, it is characterized in that, described casing (1) inside arranges dust-proof partition board (22), and casing (1) interior separation is become two parts by dust-proof partition board (22); Described external circulating system is arranged on the outside of dust-proof partition board (22), and internal circulation system is arranged on the inner side of dust-proof partition board (22).
3. a kind of dustproof box type SVG device according to claim 2, it is characterized in that, described dust-proof partition board (22) comprises diaphragm plate and vertical clapboard, diaphragm plate horizontally set and parallel with the upper wall of casing (1), vertical clapboard is vertically arranged and parallel with the sidewall of casing (1); Described diaphragm plate and vertical clapboard are all connected with the antetheca of casing (1), rear wall respectively.
4. a kind of dustproof box type SVG device according to Claims 2 or 3, is characterized in that, described internal circulation system comprises Inner eycle air channel (25) and Inner eycle blower fan (23); The one end in described Inner eycle air channel (25) arranges interior air inlet (21), and the other end arranges interior air outlet (24); Described heat exchanger (10) is arranged on air outlet (24) place.
5. a kind of dustproof box type SVG device according to claim 4, it is characterized in that, described casing (1) inside arranges the internal partition (26) relative with dust-proof partition board (22), and internal partition (26) is arranged on the inner side of dust-proof partition board (22); Described Inner eycle air channel (25) is formed by the space between internal partition (26) and dust-proof partition board (22), and interior air inlet (21) and interior air outlet (24) are formed by internal partition (26) opening respectively.
6. a kind of dustproof box type SVG device according to claim 4, it is characterized in that, described interior air inlet (21) and interior air outlet (24) are separately positioned on the both sides of SVG (3), interior air inlet (21) is arranged near the bottom of casing (1), and interior air outlet (24) is arranged near the top of casing (1).
7. a kind of dustproof box type SVG device according to Claims 2 or 3, is characterized in that, described external circulating system comprises outer circulating air duct (12) and outer circulation blower fan (13); Described outer circulating air duct (12) is arranged respectively external air inlet mouth (11) and outer air outlet (14); Described heat exchanger (10) is arranged between external air inlet mouth (11) and outer air outlet (14).
8. a kind of dustproof box type SVG device according to claim 7, it is characterized in that, outer circulating air duct (12) is formed by the space between dust-proof partition board (22) and casing (1), and external air inlet mouth (11) and outer air outlet (15) are separately positioned on casing (1).
9. a kind of dustproof box type SVG device according to claim 7, is characterized in that, all dismountablely on described external air inlet mouth (11) and outer air outlet (15) is provided with dust-proof shutter; Waterproof passages (15) is provided with between described heat exchanger (10) and dust-proof shutter.
10. a kind of dustproof box type SVG device according to claim 1, it is characterized in that, described SVG (3) comprises multiple modular power cell (31), arranges power cell fin (32) between power cell (31); The heat of power cell fin (32) is taken away by the Inner eycle wind in described inner cycle channel, is exchanged discharge casing (1) to after the outer circulation wind in external circulating system by heat exchanger (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420640097.8U CN204157210U (en) | 2014-10-30 | 2014-10-30 | A kind of dustproof box type SVG device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420640097.8U CN204157210U (en) | 2014-10-30 | 2014-10-30 | A kind of dustproof box type SVG device |
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| CN204157210U true CN204157210U (en) | 2015-02-11 |
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| CN201420640097.8U Active CN204157210U (en) | 2014-10-30 | 2014-10-30 | A kind of dustproof box type SVG device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392326A (en) * | 2015-10-13 | 2016-03-09 | 株洲变流技术国家工程研究中心有限公司 | Heat radiation method of closed rectification power supply device |
| CN106787618A (en) * | 2015-11-23 | 2017-05-31 | 南车株洲电力机车研究所有限公司 | A kind of radiator structure, including the structure vehicle-mounted current transformer and its heat dissipating method |
-
2014
- 2014-10-30 CN CN201420640097.8U patent/CN204157210U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392326A (en) * | 2015-10-13 | 2016-03-09 | 株洲变流技术国家工程研究中心有限公司 | Heat radiation method of closed rectification power supply device |
| CN106787618A (en) * | 2015-11-23 | 2017-05-31 | 南车株洲电力机车研究所有限公司 | A kind of radiator structure, including the structure vehicle-mounted current transformer and its heat dissipating method |
| CN106787618B (en) * | 2015-11-23 | 2019-08-09 | 南车株洲电力机车研究所有限公司 | A kind of radiator structure, vehicle-mounted current transformer and its heat dissipating method including the structure |
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