CN201115201Y - Novel power cabinet based on thermal tube heat radiation system - Google Patents
Novel power cabinet based on thermal tube heat radiation system Download PDFInfo
- Publication number
- CN201115201Y CN201115201Y CN 200720086318 CN200720086318U CN201115201Y CN 201115201 Y CN201115201 Y CN 201115201Y CN 200720086318 CN200720086318 CN 200720086318 CN 200720086318 U CN200720086318 U CN 200720086318U CN 201115201 Y CN201115201 Y CN 201115201Y
- Authority
- CN
- China
- Prior art keywords
- heat
- cabinet
- power
- power cabinet
- pipe
- 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
Links
- 230000005855 radiation Effects 0.000 title claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000003570 air Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 7
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000002788 crimping Methods 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Abstract
The utility model discloses a novel power cabinet based on a heat pipe radiating technique, which comprises a cabinet body, a control element (12) that is arranged inside the cabinet body, a power element and a radiating component arranged inside the cabinet body; wherein, the radiating component is a heat pipe radiator (1) arranged together with the power element. As the heat pipe radiator is introduced for the first time, compared with the prior art, the power cabinet of the utility model has the main advantages that: the radiating efficiency inside the cabinet can be improved; fans and accessory devices thereof can be saved; the noise can be decreased to 20 decibels which is one third of the radiating method of the traditional power cabinet; the service life is long; the power cabinet can work in bad environment with micro dusts.
Description
Technical field
The utility model relates to the electric equipment field, particularly relates to the novel power cabinet based on the heat pipe heat radiation technology.
Background technology
As everyone knows, the controllable silicon of exciting power cabinet, diode or igbt (Insulated Gate BipolarTransistor, be abbreviated as IGBT) the constant power element works in the high-tension operating mode of big electric current usually, the unit interval caloric value is big, temperature rise, for guaranteeing the power component safe and reliable operation, must guarantee that its working temperature is no more than allowed band to its heat radiation cooling.Traditional solution all is to adopt solid cast aluminium (or copper) material radiator to add to force air cooling way, promptly relies on the high speed rotating of axial flow or centrifugal blower, impels a large amount of cold-hot air convections, with accelerating power cabinet internal-external heat exchange, reduces the power component working temperature.The forced air cooling mode requires the wind regime cleaning, more environment such as thermal power plant, the electrolytic aluminium factory etc. of incompatible band dust.In order to reach a large amount of cold-hot air convections, generally require cabinet to take to seal air channel form design, this causes being installed on the power component maintenance and inspection difficulty in the air channel, and axial flow or centrifugal fan noise are big simultaneously, and its reliability directly influences the heat radiation reliability of whole power cabinet.These factors have all caused adverse effect to the safe and stable operation of high-power exciting power cabinet.
Summary of the invention
Technical problem to be solved in the utility model is: providing a kind of is the novel power cabinet of core with the heat-pipe radiator, to solve many shortcomings of traditional exciting power cabinet radiating mode.
The technical scheme that its technical problem that solves the utility model adopts is: comprise cabinet and be contained in cabinet interior control element, power component and thermal component, wherein thermal component is a heat-pipe radiator, is fitted together with power component.
Therefore the utility model compared with prior art has following major advantage owing to introduce heat-pipe radiator first:
One. can improve radiating efficiency in the cabinet:
The one, because it is the effective thermal conductivity of heat pipe can be accomplished 0.02K/W, bigger more than 1000 times than the conductive coefficient of same diameter solid copper aluminium radiator; The 2nd, because the fastest 20s that reaches of thermal response, than the fast 2-3 of conventional power cabinet doubly; The 3rd, because area of dissipation is 2 times of equal quality traditional heat-dissipating device; Therefore can make the interior radiating efficiency of cabinet up to 95%, be 2～3 times of conventional power cabinet.
They are two years old. can save blower fan and additional auxiliary equipment thereof:
Below rated current, do not need blower fan to get final product safe operation, the interior average temperature rising of cabinet is controlled to be in 30 ℃.But simplified structure, weight reduction, this cabinet is 2/3 of a conventional power cabinet with the weight of volume radiator.
They are three years old. and noise can be reduced to 20 decibels, is 1/3 of conventional power cabinet heat radiation mode.
They are four years old. and adopt copper heat-pipe radiator, can extend to more than 20 years useful life, and conventional power cabinet heat radiation mode has only 10 years.
They are five years old. can work under the adverse circumstances of band micro mist dirt.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structure enlarged diagram of heat-pipe radiator 1 among Fig. 1.
Fig. 4 is the left view of Fig. 3.
Among the figure: 1. heat-pipe radiator; 2. hoisting bracket; 3. top board; 4. brows; 5. mobile column; 6. side crossbeam; 7. radiator mounting rail; 8. capacitance-resistance mounting rail; 9. Qianmen; 10. back door; 11. trough; 12. control element; 13. electric component divides plate; 14. heat pipe fixed head; 15. heat pipe; 16. fin; 17. double-screw bolt; 18. copper bar; 19 bolts; 20. compress the adjusting bolt; 21. crimping metallic plate; 22. metallic plate; 23. parallel metal sheet.
Embodiment
The novel power cabinet that the utility model provides based on the heat pipe heat radiation technology, its structure is as depicted in figs. 1 and 2: comprise cabinet and be contained in control element 12, power component and thermal component in the cabinet, wherein thermal component is a heat-pipe radiator 1, is fitted together with power component.
The structure of described heat-pipe radiator 1 such as Fig. 1, Fig. 3 and shown in Figure 4: be made up of heat pipe 15 and fin 16, the two interlocks and welds fixing.Heat pipe 15 is to tilt to install, and the angle of its axis and horizontal plane is the 10-20 degree, generally can select 15 degree for use; Be convenient to be condensed into after the operation material heat release liquid like this and return the right-hand member (heat absorbing end) of heat-pipe radiator 1, make the cooling in time of heater elements such as controllable silicon, diode or IGBT and be protected from the left end (condensation end) of heat-pipe radiator 1.The design of fin 16 will take into full account the radiating requirements of power component, can be by changing material, the structure increase that designs fin of rationally choosing fin 16 or reducing area of dissipation.Heat-pipe radiator 1 can be made of copper, and the copper surface is coated with tin, gets rusty preventing.Heat pipe 15 is commercially available, is a kind of novel heat-transfer device, and its heat conduction principle mainly is to utilize the evaporation of working fluid and condensation to transmit heat, is made up of shell, wick and three parts of end cap; Inside heat pipe is the cavity structure near vacuum, is filled with working fluid, and two ends are respectively heat absorbing end and condensation end.
Above-mentioned power component (rectifier stack) is main pyrotoxin, so be close to the heat absorbing end of heat-pipe radiator 1, can fix by the metal fixture of heat pipe.The main body of metal fixture is made of two bigger parallel metal sheets 23, this parallel metal sheet 23 is by being crimped on the less double-screw bolt 17 of the long narrow crimping metallic plate 21 of its quadrature radius that an end face under it is very level and smooth and 22 crimping of heat pipe heat absorbing end metallic plate and power component, and power component is between terminal metallic plate 22 of heat pipe and a certain parallel metal sheet 23.Can compress adjusting bolt 20 with heat pipe heat absorbing end metallic plate 22 and tightly crimping degree of controllable silicon by regulating two.
The utility model is described in further detail below in conjunction with accompanying drawing, but do not limit the utility model.
The cabinet of this power cabinet is made up by metallic support, and its inner main function element comprises the capacitance-resistance absorption and controls with circuit board 12, power component and corresponding heat-pipe radiator 1.By shown in Figure 1, the inner the superiors of cabinet are that capacitance-resistance absorbs and control circuit board 12, and it constitutes the control system of power cabinet; The middle part of cabinet is divided into two-layer, is placed with power component and corresponding heat-pipe radiator 1 above, and the detailed structure of this part sees Fig. 3, Fig. 4.As shown in Figure 3, Figure 4, power component and corresponding heat-pipe radiator thereof have constituted an integral body, the fin shape structure in left side is the metal fin 16 of heat-pipe radiator 1 in the way, downward-sloping from left to right 15 degree of four heat pipes 15 pass fin, the outer surface of heat pipe 15 and fin 16 welding together tightly.The heat pipe right-hand member is provided with a hollow metallic plate 22, and this metallic plate is the heat absorbing end of heat pipe, and its inside is filled with working fluid.Metallic plate 22 and power component are fixed together by bolt 19 by metal fixture.Whole external member (power component and radiator thereof) is fixed on the fixedly connected bolt 19 of heat pipe of cabinet by the heat pipe fixed head 14 among Fig. 3, firmly fixing by anchor clamps and heat pipe fixed head 14 from the copper bar 18 that the fixedly connected bolt 19 of heat pipe is outwards drawn, it is equivalent to the electrical pin of power component.Whole power cabinet is simple in structure, is well suited for dismounting and maintenance.
Also having parts among Fig. 1 and Fig. 2 is hoisting bracket 2, top board 3, brows 4, mobile column 5, side crossbeam 6, radiator mounting rail 7, capacitance-resistance mounting rail 8, Qianmen 9, back door 10 and trough 11, all same prior art of the structure of these parts and annexation.
The utility model is widely used in the generator excited system that adopts the different exciting mode, can satisfy the excitation requirement of 10-900MW capacity generating set, also is suitable for and high-power ac-dc conversion occasions such as metallurgy, chemical industry, mine, plating.
Operation principle of the present utility model is: when the evaporation ends of heat pipe 15 is heated, the working fluid of evaporation ends is subjected to thermal evaporation, and this is an endotherm section, and steam flows to condensation end along tube chamber, by managing outside radiating fin air dielectric release heat towards periphery, this is a heat release section.Because being, heat pipe tilts to install, be condensed into liquid after the steam heat release, the capillarity that relies on gravity and manage inner special material flows back into fire end, and so circulation repeatedly, rapidly heat is reached radiating end from the fire end of heat pipe, finally be dissipated in the ambient air medium.The radiating principle of this power cabinet promptly with heat-pipe radiator as core, during power component work, the heat transferred that produces is to the heat pipe heat absorbing end, the heat pipe heat absorption and with heat very fast be transmitted to radiating end, pass through fin then with heat transferred ambient air medium.
Heat radiation process of the present utility model is: when the power component temperature raises, absorb heat and pass to its inner working fluid with the heat absorbing end of the heat pipe 15 of its close proximity, working fluid volatilizees after absorbing certain heat, and along the heat pipe rising of tilting, working fluid is the fin 16 around the heat transferred heat pipe in the uphill process, and progressively is condensed into liquid and in the heat absorbing end of the dirty product heat cal rod of effect of gravity and capillary; So circulate repeatedly, the heat that heat pipe just sends power component passes to fin rapidly and dissipates, thereby reaches the purpose of protection power component.
Claims (5)
1. based on the novel power cabinet of heat pipe heat radiation technology, comprise cabinet and be contained in cabinet interior control element (12), power component and thermal component, it is characterized in that thermal component is heat-pipe radiator (1), is fitted together with power component.
2. power cabinet according to claim 1 is characterized in that described heat-pipe radiator (1), and the axis of its heat pipe (15) and the angle of horizontal plane are the 5-8 degree.
3. power cabinet according to claim 2 is characterized in that the axis of heat pipe (15) and the angle of horizontal plane are 5 degree.
4. power cabinet according to claim 1 is characterized in that power component is contained in the heat absorbing end of heat-pipe radiator (1) by metal fixture.
5. power cabinet according to claim 1, the material that it is characterized in that heat-pipe radiator (1) is a copper, the copper surface is coated with tin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720086318 CN201115201Y (en) | 2007-08-06 | 2007-08-06 | Novel power cabinet based on thermal tube heat radiation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720086318 CN201115201Y (en) | 2007-08-06 | 2007-08-06 | Novel power cabinet based on thermal tube heat radiation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201115201Y true CN201115201Y (en) | 2008-09-10 |
Family
ID=39966954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720086318 Expired - Fee Related CN201115201Y (en) | 2007-08-06 | 2007-08-06 | Novel power cabinet based on thermal tube heat radiation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201115201Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201867A (en) * | 2014-09-16 | 2014-12-10 | 北京金自天正智能控制股份有限公司 | Three-level IGBT power cabinet based on heat pipe radiator |
| CN106332530A (en) * | 2016-10-19 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | High IP protection level heat pipe heat dissipation cabinet with built-in low power heating element |
| CN111585287A (en) * | 2020-04-17 | 2020-08-25 | 新风光电子科技股份有限公司 | Heat pipe-based heat dissipation system of high-voltage dynamic reactive power compensation device |
-
2007
- 2007-08-06 CN CN 200720086318 patent/CN201115201Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201867A (en) * | 2014-09-16 | 2014-12-10 | 北京金自天正智能控制股份有限公司 | Three-level IGBT power cabinet based on heat pipe radiator |
| CN106332530A (en) * | 2016-10-19 | 2017-01-11 | 上海市政工程设计研究总院（集团）有限公司 | High IP protection level heat pipe heat dissipation cabinet with built-in low power heating element |
| CN111585287A (en) * | 2020-04-17 | 2020-08-25 | 新风光电子科技股份有限公司 | Heat pipe-based heat dissipation system of high-voltage dynamic reactive power compensation device |
| CN111585287B (en) * | 2020-04-17 | 2023-02-17 | 新风光电子科技股份有限公司 | Heat pipe-based heat dissipation system of high-voltage dynamic reactive power compensation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5208269B2 (en) | Elevator machine motor and driver and its cooling | |
| KR20090005082A (en) | Thermal management system for wind turbine | |
| CN107577321B (en) | Radiator based on phase change material | |
| CN201115201Y (en) | Novel power cabinet based on thermal tube heat radiation system | |
| CN111050514B (en) | High temperature resistant type industrial ethernet switch | |
| CN109219305A (en) | A kind of Liquid cooling chasis and its plug-in unit | |
| EP2548224B1 (en) | Cooling assembly for cooling heat generating component | |
| CN111787756B (en) | Cooler for heat dissipation of electronic components | |
| CN201571152U (en) | Radiating structure of liquid crystal display television | |
| CN105262029A (en) | Intelligent distributed cooling device for phase-isolated enclosed bus | |
| CN215269268U (en) | Integrated high-power heat dissipation module | |
| CN112421071B (en) | Heat dissipation system for fuel cell of unmanned aerial vehicle | |
| CN201717262U (en) | Large-capacity thyristor power unit | |
| CN209216783U (en) | A kind of comprehensive radiator structure of electric system compensation capacitor | |
| CN202894532U (en) | Aluminum brazing preheating furnace circulating fan | |
| CN110211773B (en) | Power device based on phase-change heat dissipation system | |
| CN113207264A (en) | Power supply heat dissipation device and power supply | |
| CN202059316U (en) | Heat tube radiator for power unit of high-voltage high-power frequency converter | |
| CN218634663U (en) | High-power heat pipe radiator | |
| CN111935947A (en) | Energy-concerving and environment-protective type cooling rack | |
| CN211456925U (en) | Direct current motor with good heat dissipation performance | |
| CN220272265U (en) | Reactor with heat conduction cooling function and electric equipment | |
| CN210512704U (en) | Condensing heat exchanger | |
| CN107508401A (en) | A kind of wind guide and heat dispersion plate for motor electronic device | |
| CN211406690U (en) | Totally-enclosed comprehensive treatment device for electric energy quality |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130723 Granted publication date: 20080910 Pledgee: Wuhan science and technology Company limited by guarantee Pledgor: Wuhan Hongshan Electrical Science & Technology Co., Ltd. Registration number: 2009420000536 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Novel power cabinet based on thermal tube heat radiation system Effective date of registration: 20130816 Granted publication date: 20080910 Pledgee: Wuhan rural commercial bank Limited by Share Ltd economic and Technological Development Zone Branch Pledgor: Wuhan Hongshan Electrical Science & Technology Co., Ltd. Registration number: 2013420000010 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20140825 Granted publication date: 20080910 Pledgee: Wuhan rural commercial bank Limited by Share Ltd economic and Technological Development Zone Branch Pledgor: Wuhan Hongshan Electrical Science & Technology Co., Ltd. Registration number: 2013420000010 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Novel power cabinet based on thermal tube heat radiation system Effective date of registration: 20140905 Granted publication date: 20080910 Pledgee: Wuhan rural commercial bank Limited by Share Ltd economic and Technological Development Zone Branch Pledgor: Wuhan Hongshan Electrical Science & Technology Co., Ltd. Registration number: 2014420000015 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151106 Granted publication date: 20080910 Pledgee: Wuhan rural commercial bank Limited by Share Ltd economic and Technological Development Zone Branch Pledgor: Wuhan Hongshan Electrical Science & Technology Co., Ltd. Registration number: 2014420000015 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| 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: 20080910 Termination date: 20160806 |