CN204205606U - A kind of cooling system - Google Patents
A kind of cooling system Download PDFInfo
- Publication number
- CN204205606U CN204205606U CN201420612874.8U CN201420612874U CN204205606U CN 204205606 U CN204205606 U CN 204205606U CN 201420612874 U CN201420612874 U CN 201420612874U CN 204205606 U CN204205606 U CN 204205606U
- Authority
- CN
- China
- Prior art keywords
- blower fan
- rack
- cooling system
- air
- static reacance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 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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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a kind of cooling system be applied on static reacance generator, and this cooling system comprises at least one blower fan and is matched with the air-guiding aisle of blower fan setting; Described blower fan to be fixed in static reacance generator rack perpendicular to a sidewall on ground, described blower fan is just to static reacance generator, when this blower fan is operated, air-flow sucked in rack or blows out, and in rack, forming the circulation airflow that flows through power cell in static reacance generator; Described air-guiding aisle comprises wind blocker, described wind blocker offers multiple air-guiding hole corresponding to power cell in this static reacance generator.Operationally, its gas channel power cell to layer each in static reacance generator caused by blower fan work dispels the heat cooling system of the present utility model, its heat radiation evenly, and good heat dissipation effect.
Description
Technical field
The utility model relates to a kind of cooling system, particularly relates to a kind of cooling system be applied on static reacance generator.
Background technology
Static reacance generator (SVG) is the one in flexible AC transmitting system (FACTS) equipment, dynamic compensation can be carried out to the reactive power of electrical network, idle and the capacitive reactive power of perception can be absorbed, thus become reactive-load compensation equipment ideal in AC transmission system.
Because in AC transmission system, inversion needs a large amount of inversion modules, and inversion module operationally can produce loss, current existing inverter bridge loss can be divided into 3 types: 1, tandem type loss, the size only current related system with inverter bridge of loss, have nothing to do with direct voltage, the on-state loss of such as device; 2, mixed type loss loss, loss is both current related with inverter bridge, also relevant with direct voltage, the switching loss of such as device; 3, parallel connection type loss, loss only has relation with direct voltage, has nothing to do with inverter bridge electric current, such as absorption circuit loss, the loss of device off-state and capacitor own loss.
As from the foregoing, static reacance generator operationally can produce a large amount of heats, and the heat produced needs the outside being directed to this static reacance generator in time by cooling system in time, otherwise this generator will cause the fault of complete machine because the rising of internal temperature damages inversion module.Wherein, ambient voltage grade is the static reacance generator of 35kV, it has strict electric equipment compartment distance and the restriction of creepage distance, its blower fan playing thermolysis of cooling system traditional is at present provided at the top of this static reacance generator rack, and the circulation airflow that blower fan work produces sucks or blowout from the two sides of rack, as shown in Figure 1.Be appreciated that, blower fan is located at the top of rack, its be located at the power cell in this rack and the spacing between blower fan different, so just cause the blast residing for every layer of power cell inconsistent, flow velocity is inconsistent, so the radiating effect being located at each layer power cell in this rack is inconsistent, it successively decreases step by step from the direction away from blower fan.Meanwhile, the operationally caused gas channel of above-mentioned blower fan is an orthogonal air channel, and branch's coefficient of partial resistance table as shown in Figure 2, known, its branch's coefficient of partial resistance of current existing cooling system is comparatively large, so radiating effect is bad.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of cooling system for solving the problems of the technologies described above, and during the work of its blower fan, caused gas channel is the air channel of a level, and it is to the good heat dissipation effect of power cell.
A kind of cooling system, for dispelling the heat to static reacance generator, it comprises at least one blower fan and is matched with the air-guiding aisle of blower fan setting;
Described blower fan to be fixed in static reacance generator rack perpendicular to a sidewall on ground, described blower fan is just to static reacance generator, when this blower fan is operated, air-flow sucked in rack or blows out, and in rack, forming the circulation airflow that flows through power cell in static reacance generator;
Described air-guiding aisle comprises wind blocker, described wind blocker offers multiple air-guiding hole corresponding to power cell in this static reacance generator.
Preferably, described blower fan is centrifugal fan, and its air inlet or air outlet are bolted on the sidewall of rack.
Preferably, this cooling system comprises a fan housing further, and the sidewall that described fan housing is fixed on rack forms a duct space with sidewall, and described blower fan is fixed on the side of fan housing away from rack.
Preferably, described wind blocker and fan housing are integral type structure.
Preferably, described wind blocker is SMC dividing plate.
Preferably, described cooling system includes two blower fans, and two described blower fans are fixed on rack symmetrically.
A kind of cooling system, for dispelling the heat to static reacance generator, it comprises two blower fans and is matched with the air-guiding aisle of blower fan setting; Two described blower fans to be fixed in static reacance generator rack symmetrically perpendicular to a sidewall on ground, described sidewall is the air-guiding aisle of this cooling system, the position at its air inlet relative to blower fan or air outlet place offers two air-guiding holes, for being sucked in rack by air-flow or blowing out, and in rack, form the circulation airflow that flows through power cell in static reacance generator.
Preferably, described blower fan is centrifugal fan, and its air inlet or air outlet are bolted on the sidewall of rack.
Operation principle of the present utility model is as follows: blower fan work, carry out writing air draught or blowing from other three sidewalls of rack, this like this this gas channel caused by blower fan work be the air channel of a level, it is via the power cell be located in this static reacance generator rack, and heat power cell work produced is discharged to rack outside in company with air-flow, thus thermolysis is served to static reacance generator.
Relative to prior art, cooling system provided by the utility model, it to be fixed in this static reacance generator rack perpendicular to a sidewall on ground by being used for the blower fan that static reacance generator dispels the heat, this gas channel caused by blower fan work is the air channel of a level like this, it is consistent to the blast of the power cell being positioned at each layer of rack, that is, consistent to the power cell radiating effect of each layer; Meanwhile, the air channel of level caused by this blower fan work, its branch's coefficient of partial resistance is little, so, its good heat dissipation effect.
Accompanying drawing explanation
Fig. 1 is the structural representation being applied to the cooling system on static reacance generator in prior art;
Fig. 2 is the relation table between air flow direction and branch's coefficient of partial resistance;
Fig. 3 is the structural representation of cooling system provided by the utility model, and wherein blower fan is operationally from air draught in rack.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Refer to Fig. 3, cooling system 100 provided by the utility model is applied in static reacance generator, for dispelling the heat to static reacance generator, make the power cell 300 being arranged in each layer of this static reacance generator rack 200 operationally in time heat can be discharged to rack 10 outside.This cooling system 100 comprises the air-guiding aisle 20 that blower fan 10 and coupling and blower fan 10 are arranged.
Described blower fan 10 is fixed on the sidewall 201 of rack 200 perpendicular to ground, its air outlet or air inlet face static reacance generator, this blower fan 10 operationally like this, air-flow can be sucked or blowout in rack 200, and in rack 200, form the circulation airflow that flows through each power cell 300 in this static reacance generator.Be appreciated that, gas channel caused when above-mentioned blower fan 10 works is the air channel of a level, it is roughly consistent with the spacing between blower fan 10 that it is located at the power cell 300 of each layer in rack 200, and to flow through the flow velocity of power cell 300 on different layers consistent in this air channel like this.So the radiating effect that the power cell 300 of gas channel caused when this blower fan 10 works to layer each in this static reacance generator can play is consistent.
In order to improve the stability that this cooling system 100 pairs of static reacance generators dispel the heat, the blower fan of the present embodiment is preferably centrifugal fan, and its air inlet or air outlet are fixed on the sidewall 201 of rack 200 by bolt (not shown).Wherein, when this cooling system 100 is assemblied on static reacance generator, specifically can arrange the quantity of blower fan 10 according to the number of plies and quantity being located at a power cell 300 in rack 200, the present embodiment, the sidewall of rack 200 is preferably provided with two blower fans 10.
Described air-guiding aisle 20 be accessory fan 10 arrange, with guide this blower fan 10 work caused gas channel according to preset air-guiding aisle 20 flow.This air-guiding aisle 20 comprises wind blocker 21, and wherein this wind blocker 21 is preferably SMC dividing plate.Described wind blocker 21 offers multiple air-guiding hole 211 corresponding to power cell 300 in this static reacance generator, this blower fan 10 caused gas channel that works will flow through power cell 300 in this static reacance generator accordingly like this.
In order to improve the radiating effect of this cooling system 100 pairs of static reacance generators further, this enforcement also comprises a fan housing 30.The sidewall 201 that described fan housing 30 is fixed on rack 200 forms a duct space with sidewall 201, and preferably, described wind blocker 21 is set to integral structure with fan housing 30, and wherein, described blower fan 10 is fixing with the side of fan housing 30 away from rack 200.Be appreciated that the setting by fan housing 30, placed this blower fan 10 and to work caused airflow leaks, ensure that the thermolysis of this gas channel to power cell 300.
As from the foregoing, gas channel caused when blower fan 10 works in cooling system 100 provided by the utility model is the air channel of a level, as shown in Figure 2, the gas channel of horizontal direction flowing, branch's coefficient of partial resistance of its correspondence is little, cooling system 100 of the present utility model its to the good heat dissipation effect of static reacance generator.
So-called branch coefficient of partial resistance is the coefficient of partial resistance coefficient relevant with flow direction and velocity variations.Specifically refer to: fluid flows through the ratio of local resistance that equipment and conduit fittings produce and corresponding dynamic pressure, and its value is dimensionless number.
When cooling system provided by the utility model is applied on static reacance generator, its for thermolysis blower fan be fixing with this static reacance generator in perpendicular to the sidewall on ground, even to the power cell heat radiation in this static reacance generator during the work of this blower fan like this, and good heat dissipation effect.
The explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection range of the utility model claim.Be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can realize in other embodiments when not departing from spirit or scope of the present utility model.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a cooling system, for dispelling the heat to static reacance generator, it comprises at least one blower fan and is matched with the air-guiding aisle of blower fan setting; It is characterized in that:
Described blower fan to be fixed in static reacance generator rack perpendicular to a sidewall on ground, described blower fan is just to static reacance generator, when this blower fan is operated, air-flow sucked in rack or blows out, and in rack, forming the circulation airflow that flows through power cell in static reacance generator;
Described air-guiding aisle comprises wind blocker, described wind blocker offers multiple air-guiding hole corresponding to power cell in this static reacance generator.
2. a kind of cooling system as claimed in claim 1, is characterized in that: described blower fan is centrifugal fan, and its air inlet or air outlet are bolted on the sidewall of rack.
3. a kind of cooling system as claimed in claim 1, is characterized in that: this cooling system comprises a fan housing further, and the sidewall that described fan housing is fixed on rack forms a duct space with sidewall, and described blower fan is fixed on the side of fan housing away from rack.
4. a kind of cooling system as described in claim 1 or 3, is characterized in that: described wind blocker and fan housing are integral type structure.
5. a kind of cooling system as claimed in claim 1, is characterized in that: described wind blocker is SMC dividing plate.
6. a kind of cooling system as claimed in claim 1, is characterized in that: described cooling system includes two blower fans, and two described blower fans are fixed on rack symmetrically.
7. a cooling system, for dispelling the heat to static reacance generator, it comprises two blower fans and is matched with the air-guiding aisle of blower fan setting; It is characterized in that: two described blower fans to be fixed in static reacance generator rack symmetrically perpendicular to a sidewall on ground, described sidewall is the air-guiding aisle of this cooling system, the position at its air inlet relative to blower fan or air outlet place offers two air-guiding holes, for being sucked in rack by air-flow or blowing out, and in rack, form the circulation airflow that flows through power cell in static reacance generator.
8. a kind of cooling system as claimed in claim 7, is characterized in that: described blower fan is centrifugal fan, and its air inlet or air outlet are bolted on the sidewall of rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612874.8U CN204205606U (en) | 2014-10-22 | 2014-10-22 | A kind of cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612874.8U CN204205606U (en) | 2014-10-22 | 2014-10-22 | A kind of cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205606U true CN204205606U (en) | 2015-03-11 |
Family
ID=52663523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420612874.8U Expired - Fee Related CN204205606U (en) | 2014-10-22 | 2014-10-22 | A kind of cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204205606U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600018A (en) * | 2017-09-28 | 2019-04-09 | 西门子公司 | A kind of current transformer |
| RU192375U1 (en) * | 2018-05-22 | 2019-09-16 | Дмитрий Валерьевич Хачатуров | Active filter-compensating cabinet device |
| RU192376U1 (en) * | 2018-06-22 | 2019-09-16 | Дмитрий Валерьевич Хачатуров | Control unit cabinet cooling device |
-
2014
- 2014-10-22 CN CN201420612874.8U patent/CN204205606U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600018A (en) * | 2017-09-28 | 2019-04-09 | 西门子公司 | A kind of current transformer |
| CN109600018B (en) * | 2017-09-28 | 2021-01-01 | 西门子公司 | Current transformer |
| RU192375U1 (en) * | 2018-05-22 | 2019-09-16 | Дмитрий Валерьевич Хачатуров | Active filter-compensating cabinet device |
| RU192376U1 (en) * | 2018-06-22 | 2019-09-16 | Дмитрий Валерьевич Хачатуров | Control unit cabinet cooling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20161022 |