CN110380595A - A kind of metro traction current transformer combined type air cooling equipment - Google Patents
A kind of metro traction current transformer combined type air cooling equipment Download PDFInfo
- Publication number
- CN110380595A CN110380595A CN201910514647.9A CN201910514647A CN110380595A CN 110380595 A CN110380595 A CN 110380595A CN 201910514647 A CN201910514647 A CN 201910514647A CN 110380595 A CN110380595 A CN 110380595A
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- Prior art keywords
- air
- blower
- component
- current transformer
- combined type
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 94
- 238000009434 installation Methods 0.000 claims abstract description 13
- 239000000306 component Substances 0.000 description 66
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000930 thermomechanical effect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001535 kindling effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Inverter Devices (AREA)
- Transformer Cooling (AREA)
Abstract
The invention belongs to technical field of rail traffic, are related to a kind of metro traction current transformer combined type air cooling equipment, including separable air intake assembly and air-out component, and air intake assembly is connected with air-out component by air duct interconnecting piece；Air intake assembly includes radiator and air inlet duct cover board, and radiator and air inlet duct cover board are detachably connected；Air-out component includes adjustable speed cooling blower component, blower frame component, blower cover board, and adjustable speed cooling blower component is installed in blower frame component, and blower cover board is detachably connected with blower frame component.The combined type air cooling equipment using adjustable speed cooling blower cooperation radiator carries out that cold wind is forced to radiate, realizes the cooling of current transformer by designing air duct, solves the problems, such as that traction convertor can not continue to radiate in the case where no traveling wind.And the volume of the combined type air cooling equipment is reduced significantly, and can be saved subway converter cabinet cooling device installation space, be met current transformer Miniaturization Design trend.
Description
Technical field
The invention belongs to technical field of rail traffic, are related to combined type air cooling equipment, and in particular to a kind of metro traction change
Flow device combined type air cooling equipment.
Background technique
Traction convertor is the core component of rail traffic vehicles, and electrical component can generate thermal losses at work, draw
Electrical component temperature is played to rise.If temperature exceeds the limit that element can bear, electrical component may be made to generate insulation and lost
The danger such as effect, kindling, the heat generated when so current transformer must be worked using suitable cooling system are taken away, such ability
Guarantee that current transformer works normally, to guarantee that vehicle safety is run.
In recent years, railway transportation equipment tends to lightweight, miniaturization, and traction convertor is as railcar trailer system core
The design requirement of center portion part, light weight and miniaturization is growing day by day.As the system that subway converter plant power density improves is wanted
It asks, the electrical and structure design of complete machine is both needed to meet existing trim designs trend requirement.Existing metro traction current transformer is usually adopted
With the gilled radiator with heat pipe, heating power device is arranged on radiator base plate, when current transformer works, power device is produced
For raw heat transfer to heatsink fins on piece, the traveling wind generated when being run using railcar takes away heat.
However, there are still following problems in the prior art: 1) the radiator heat flow density passively to radiate by traveling wind is low,
More heating power devices can not be arranged on radiator base plate of the same area；2) with the finned heat sink apparatus of heat pipe
Volume is big, and because it needs to radiate using traveling wind, to guarantee radiating efficiency, Inner heat sink needs design volume biggish
Fin and heat pipe cause radiator volume big to increase the contact area with traveling wind；It 3), can not when railcar is out of service
The traveling wind of enough speed is generated, heat-exchanger rig will be unable to effectively radiate；4) existing scheme radiating efficiency can not be from main regulation: existing
There is the radiating efficiency of scheme to be influenced by traveling wind wind speed, especially railcar Acceleration of starting when, traction convertor generate heat
It measures larger, when the wind speed of traveling wind is lower, traction convertor heat is caused to assemble, power device temperature quickly increases.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, a kind of metro traction current transformer combined type is provided
Air cooling equipment carries out forced air cooling heat dissipation using adjustable speed cooling blower component cooperation radiator by designing device air duct, real
The heat sinking function of existing traction convertor.
To achieve the above object, the present invention provides the following technical scheme that
This metro traction current transformer combined type air cooling equipment, including separable air intake assembly and air-out component, institute
It states air intake assembly and is connected with air-out component by air duct interconnecting piece；The air intake assembly includes radiator and air inlet duct cover board, institute
It states radiator and air inlet duct cover board is detachably connected；The air-out component includes adjustable speed cooling blower component, blower frame group
Part, blower cover board, the adjustable speed cooling blower component are installed in blower frame component, the blower cover board and blower frame
Component is detachably connected.
Further, the blower frame component includes trapezoidal air duct body, and the both ends of the trapezoidal air duct body are provided with installation
The top of foot, the trapezoidal air duct body is equipped with fan assembly installing zone, and the adjustable speed cooling blower component is installed on blower fan group
In part installing zone.
Further, the air duct interconnecting piece includes the first air duct connector for being set to trapezoidal air duct body bottom, is set to
Second air duct connector of air inlet duct cover board bottom, first air duct connector be adapted with the second air duct connector realize into
Wind component and the connection of air-out component and entire air duct be connected to and sealing.
Further, cavity groove is equipped in the trapezoidal air duct body, the cavity groove is connected with the first air duct connector, institute
It states adjustable speed cooling blower component to suck air out of cavity groove and be discharged by air outlet, forms negative pressure in cavity groove, compel
So that air is flowed through radiator through air inlet, realizes heat exchange.
Further, the side of the installation foot is equipped with the mounting hole for being fixedly connected with current transformer.
Further, the fan assembly installing zone includes several mutually independent fan assembly mounting portions, and one group adjustable
But fan assembly is installed in a fan assembly mounting portion quickly cooling, guarantees that each cooling blower component works independently, is independent of each other.
Further, the width of the fan assembly mounting portion can flexibly be adjusted according to blower quantity and the structure of current transformer
It is whole.
Further, fixation is bolted in the radiator and air inlet duct cover board, easy to disassemble.
Further, the adjustable speed cooling blower component, which is bolted, is installed in blower frame component.
Further, fixation is bolted in the blower cover board and blower frame component.
Further, the radiator is gilled radiator, and the heat dissipation area by increasing heat-dissipating pipe and traveling wind improves
Radiating efficiency.
Compared with prior art, technical solution provided by the invention includes following the utility model has the advantages that separable by increasing
The design of air intake assembly and air-out component, air intake assembly and air-out component are connected by air duct interconnecting piece, when the air-cooled dress of combined type
It sets as a whole in use, power device is fit directly on the radiator base plate of device, the function being mounted on radiator base plate
The heat that generates is transmitted on the fin of radiator by conduction pattern when rate device works, and adjustable speed cooling blower component is from ladder
Air is sucked in the cavity groove of shape air duct body and is discharged by air outlet, is formed negative pressure in cavity groove, is forced air through entering the wind
Mouth flows through heat radiator fin, realizes heat exchange, completes the cooling to power device.
In addition, be arranged by the first air duct connector of trapezoidal air duct body bottom setting, air inlet duct cover board bottom second
The cavity groove being arranged in air duct connector and trapezoidal air duct body realizes the continuous of entire air cooling equipment air duct and sealing；By
The side of installation foot increases mounting hole, which is fixedly connected by mounting hole with current transformer；By in blower
Several mutually independent fan assembly mounting portions are arranged in component installing zone, and one group of adjustable speed cooling blower component is installed on one
In fan assembly mounting portion, guarantees that each adjustable speed cooling blower component is mutually indepedent at work, be independent of each other.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of metro traction current transformer combined type air cooling equipment provided by the invention；
Fig. 2 is the explosive view of metro traction current transformer combined type air cooling equipment provided by the invention；
Fig. 3 is that the structure of the blower frame component of metro traction current transformer combined type air cooling equipment provided by the invention is shown
It is intended to；
Fig. 4 is the schematic diagram of metro traction current transformer combined type air cooling equipment provided by the invention；
Fig. 5 is the practical application signal for the metro traction current transformer combined type air cooling equipment that the embodiment of the present invention 2 provides
Figure；
Fig. 6 is that the metro traction current transformer that the embodiment of the present invention 3 provides is split as air intake assembly with combined type air cooling equipment
With the practical application schematic diagram after air-out component.
Wherein: 1, air intake assembly；2, air-out component；3, radiator；4, air inlet duct cover board；5, adjustable speed cooling wind unit
Part；6, blower frame component；7, blower cover board；8, trapezoidal air duct body；9, installation foot；10, mounting hole；11, fan assembly is installed
Portion；12, the first air duct connector；13, the second air duct connector；14, air inlet；15, air outlet；16, radiator base plate；17,
IGBT power device；18, IGBT power device connecting line.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawings and embodiments:
Embodiment 1:
As shown in figure 1 to 3, the present invention provides a kind of metro traction current transformer combined type air cooling equipments, including can divide for ginseng
From air intake assembly 1 and air-out component 2, air intake assembly 1 connected with air-out component 2 by air duct interconnecting piece；Air intake assembly 1 includes
Radiator 3 and air inlet duct cover board 4, radiator 3 and air inlet duct cover board 4 are detachably connected；Air-out component 2 includes adjustable speed cooling wind
Thermomechanical components 5, blower frame component 6, blower cover board 7, adjustable speed cooling blower component 5 are installed in blower frame component 6, blower
Cover board 7 is detachably connected with blower frame component 6.
Further, blower frame component 6 includes trapezoidal air duct body 8, and the both ends of trapezoidal air duct body 8 are provided with installation foot 9, ladder
The top of shape air duct body 8 is equipped with fan assembly installing zone, and adjustable speed cooling blower component 5 is installed in fan assembly installing zone.
Wherein, blower frame component 6 can provide support to entire combination air cooling equipment, and realize entire combination air cooling equipment and unsteady flow
Device is connected and fixed；Meanwhile the air duct of sealing, completion pair can be collectively formed in blower frame component 6 with radiator 3, blower cover board 7
The heat dissipation of current transformer.
Further, air duct interconnecting piece includes the first air duct connector 12 for being set to trapezoidal 8 bottom of air duct body, be set into
Second air duct connector 13 of 4 bottom of air duct cover board, the first air duct connector 12 are adapted realization with the second air duct connector 13
Air intake assembly 1 and the connection of air-out component 2 and entire air duct be connected to and sealing.
Further, it is equipped with cavity groove in trapezoidal air duct body 8, cavity groove is connected with the first air duct connector 12, adjustable speed
Cooling blower component 5 sucks air out of cavity groove and is discharged by air outlet 15, forms negative pressure in cavity groove, forces air
Radiator is flowed through through air inlet, realizes heat exchange.
Further, the side of installation foot 9 is equipped with the mounting hole 10 for being fixedly connected with current transformer.
Further, fan assembly installing zone includes several mutually independent fan assembly mounting portions 11, one group of adjustable speed
Cooling blower component 5 is installed in a fan assembly mounting portion 11, guarantees each cooling blower component autonomous working, mutual not shadow
It rings.
Further, the width of fan assembly mounting portion 11 can flexibly be adjusted according to blower quantity and the structure of current transformer
It is whole.
Further, fixation is bolted in radiator 3 and air inlet duct cover board 4, facilitates installation and disassembly.
Further, adjustable speed cooling blower component 5, which is bolted, is installed in blower frame component 6, blower frame
Fixation is bolted in component 6 and blower cover board 7, and installing and dismounting is simple, and blower cover board 7 is used for adjustable speed cooling wind unit
The air-flow that part 5 is discharged is oriented to.
Further, radiator 3 is gilled radiator, and the heat dissipation area by increasing heat-dissipating pipe and traveling wind, which improves, to radiate
Efficiency.
The combined type air cooling equipment, working principle is as follows, shown in Figure 4: being mounted on radiator base plate 16
The heat that IGBT power device 17 generates when working is transmitted on the fin of radiator 3 by conduction pattern, adjustable speed cooling wind
Thermomechanical components 5 suck air out of trapezoidal 8 bottom of air duct body cavity groove and are discharged by air outlet 15, at trapezoidal 8 bottom of air duct body
Negative pressure is formed in the cavity groove in portion, air is forced to enter the fin of radiator 3 through air inlet 14, realizes heat exchange.Wherein, may be used
It is independently-powered to adjust the speed cooling blower component 5, possesses individual rotation speed control loop, air quantity can be controlled according to instruction, to adjust
The cooling efficiency of entire air cooling equipment, and realize uninterrupted cooling.
To sum up, the combined type air cooling equipment has the advantages that firstly, improving dissipating for traction convertor radiator
The thermal efficiency: more heating power devices can be arranged on radiator of the same area, meet subway under high-power grade
The cooling of current transformer requires, and improves the power density of current transformer, can adapt to higher power density topological structure circuit design；
Secondly, reducing the volume of metro traction current transformer cooling device；Under identical heat radiation power, combined type provided by the invention
The volume of air cooling equipment is reduced significantly, and can save subway converter cabinet cooling device installation space, is met current transformer miniaturization and is set
Meter trend；Then, solve the problems, such as that traction convertor can not continue to radiate in the case where no traveling wind, the combined type is strong
Compel air cooling equipment to carry out continuing heat dissipation by its included cooling blower, radiating efficiency is not influenced by traveling wind, improves change
Flow the heat dissipation quality of device；In addition, can be realized the radiating efficiency of radiator from homophony by adjustable speed cooling blower component 5
Section, the revolving speed of adjustable speed cooling blower component 5 can be adjusted according to the control instruction of traction convertor, and air force can be certainly
Main regulation can be effectively prevented the aggregation of current transformer heat；Finally, the combined type air cooling equipment, air intake assembly 1 and air-out component
2, which can separate disassembly, uses, replaces and safeguards, the maintainability of device is high.
Embodiment 2:
On the basis of embodiment 1, the present invention also provides a kind of metro traction current transformer combined type air cooling equipments
Practical application schematic diagram, it is shown in Figure 5.The combined type air cooling equipment use as a whole to IGBT power device 17 into
Row heat dissipation, adjustable speed cooling blower component 5 select adjustable speed centrifugal blower component, and blower frame component 6 is by two installation feet, one
A trapezoidal air duct body 8 and two fan assembly mounting portions 11 form, and the course of work of entire air cooling equipment is as follows:
Combined type air cooling equipment assembling is integral, and the IGBT power device 17 inside current transformer is directly fixedly mounted
On radiator base plate 16；The air cooling equipment is connected to the cabinet body of traction convertor by the installation foot 9 of 2 two sides of air-out component
On, the heat that IGBT power device 17 generates when current transformer works is conducted to the fin of radiator 3, with the air for flowing through fin
It carries out heat exchange and realizes cooling.Traction convertor individually powers to adjustable speed centrifugal blower component, is centrifuged by signal line traffic control
The revolving speed of blower.In traction convertor operational process, which persistently radiates, and is referred to according to current transformer control
The revolving speed for adjusting centrifugal blower is enabled, air quantity adjusting is carried out, to adjust the cooling efficiency of entire air cooling equipment, and is realized uninterrupted
It is cooling.
Embodiment 3:
On the basis of embodiment 1, invention further provides a kind of metro traction current transformers is torn open with combined type air cooling equipment
Practical application schematic diagram after being divided into air intake assembly and air-out component, it is shown in Figure 6.The combined type air cooling equipment split into
Wind component 1 and air-out component 2 are used, and specific work process is as follows:
The combined type air cooling equipment is split as air intake assembly 1 and air-out component 2, air intake assembly 1 and IGBT power device
17, IGBT power device connecting line 18 and other additional devices are assembled into independent power cell, and the independent power cell is straight
Assigned on current transformer, air-out component 2 is independently assemblied in current transformer, and guarantees the second air duct connector 13 of air-out component 2 for tipping
With the splicing of the first air duct connector 12 and sealing of air intake assembly 1.Traction convertor carries out list to adjustable speed cooling blower component 5
Solely power supply and revolving speed control, realize the heat dissipation to independent power cell.
The above is only a specific embodiment of the invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.
It should be understood that the invention is not limited to the above-mentioned contents having been described, and its model can not departed from
It encloses and carry out various modifications and change.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of metro traction current transformer combined type air cooling equipment, which is characterized in that including separable air intake assembly (1) and
Air-out component (2), the air intake assembly (1) are connected with air-out component (2) by air duct interconnecting piece；Air intake assembly (1) packet
Radiator (3) and air inlet duct cover board (4) are included, the radiator (3) and air inlet duct cover board (4) are detachably connected；The outlet air group
Part (2) includes adjustable speed cooling blower component (5), blower frame component (6), blower cover board (7), the adjustable speed cooling blower
Component (5) is installed in blower frame component (6), and the blower cover board (7) is detachably connected with blower frame component (6).
2. metro traction current transformer combined type air cooling equipment according to claim 1, which is characterized in that the blower frame
Frame component (6) includes trapezoidal air duct body (8), and the both ends of the trapezoidal air duct body (8) are provided with installation foot (9), the trapezoidal wind
The top of road body (8) is equipped with fan assembly installing zone, and the adjustable speed cooling blower component (5) is installed on fan assembly installing zone
It is interior.
3. metro traction current transformer combined type air cooling equipment according to claim 2, which is characterized in that the air duct connects
Socket part includes the first air duct connector (12) for being set to trapezoidal air duct body (8) bottom, is set to air inlet duct cover board (4) bottom
Second air duct connector (13), first air duct connector (12) is adapted with the second air duct connector (13) realizes air inlet group
Part (1) and the connection of air-out component (2) and entire air duct are connected to.
4. metro traction current transformer combined type air cooling equipment according to claim 3, which is characterized in that the trapezoidal wind
Cavity groove is equipped in road body (8), the cavity groove is connected with the first air duct connector (12), the adjustable speed cooling wind unit
Part (5) sucks air out of cavity groove and is discharged by air outlet (15).
5. metro traction current transformer combined type air cooling equipment according to claim 2, which is characterized in that the installation foot
(9) side is equipped with the mounting hole (10) for being fixedly connected with current transformer.
6. metro traction current transformer combined type air cooling equipment according to claim 2, which is characterized in that the blower fan group
Part installing zone includes several mutually independent fan assembly mounting portions (11), and one group of adjustable speed cooling blower component is installed on one
In a fan assembly mounting portion (11).
7. metro traction current transformer combined type air cooling equipment according to claim 6, which is characterized in that the blower fan group
The width of part mounting portion (11) can be adjusted according to the quantity of adjustable speed cooling blower and the structure of current transformer.
8. metro traction current transformer combined type air cooling equipment according to claim 1-7, which is characterized in that institute
It states radiator (3) and fixation is bolted in air inlet duct cover board (4).
9. metro traction current transformer combined type air cooling equipment according to claim 1-7, which is characterized in that institute
It states adjustable speed cooling blower component (5) and is bolted and be installed in blower frame component (6), the blower frame component
(6) fixation is bolted with blower cover board (7).
10. metro traction current transformer combined type air cooling equipment according to claim 1-7, which is characterized in that
The radiator (3) is gilled radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514647.9A CN110380595B (en) | 2019-06-14 | 2019-06-14 | Combined air cooling device for subway traction converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514647.9A CN110380595B (en) | 2019-06-14 | 2019-06-14 | Combined air cooling device for subway traction converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110380595A true CN110380595A (en) | 2019-10-25 |
| CN110380595B CN110380595B (en) | 2021-04-20 |
Family
ID=68250318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910514647.9A Active CN110380595B (en) | 2019-06-14 | 2019-06-14 | Combined air cooling device for subway traction converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110380595B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111654997A (en) * | 2020-05-06 | 2020-09-11 | 中车株洲电力机车研究所有限公司 | Air-cooled type heat dissipation system and method for vehicle traveling |
| CN112930080A (en) * | 2021-01-20 | 2021-06-08 | 中车株洲电力机车有限公司 | Rail vehicle cooling system |
| CN114040651A (en) * | 2021-11-15 | 2022-02-11 | 中国电子科技集团公司第二十九研究所 | An active air cooling device with adjustable cooling area |
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| CN202142996U (en) * | 2011-07-06 | 2012-02-08 | 阳光电源股份有限公司 | Heat radiating air channel |
| CN204144739U (en) * | 2014-10-21 | 2015-02-04 | 重庆路之生科技有限责任公司 | High-power switchboard cabinet heat radiation system and the dynamic passive compensation system containing this system |
| CN104868750A (en) * | 2015-04-27 | 2015-08-26 | 青岛艾迪森科技有限公司 | Inverter with heat dissipation redundancy function |
| CN108012515A (en) * | 2017-12-30 | 2018-05-08 | 中国船舶重工集团公司第七二三研究所 | A kind of radiator applied to high power travelling wave tube |
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2019
- 2019-06-14 CN CN201910514647.9A patent/CN110380595B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202142996U (en) * | 2011-07-06 | 2012-02-08 | 阳光电源股份有限公司 | Heat radiating air channel |
| CN204144739U (en) * | 2014-10-21 | 2015-02-04 | 重庆路之生科技有限责任公司 | High-power switchboard cabinet heat radiation system and the dynamic passive compensation system containing this system |
| CN104868750A (en) * | 2015-04-27 | 2015-08-26 | 青岛艾迪森科技有限公司 | Inverter with heat dissipation redundancy function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111654997A (en) * | 2020-05-06 | 2020-09-11 | 中车株洲电力机车研究所有限公司 | Air-cooled type heat dissipation system and method for vehicle traveling |
| CN111654997B (en) * | 2020-05-06 | 2022-10-04 | 中车株洲电力机车研究所有限公司 | Air-cooled type heat dissipation system and method for vehicle traveling |
| CN112930080A (en) * | 2021-01-20 | 2021-06-08 | 中车株洲电力机车有限公司 | Rail vehicle cooling system |
| CN114040651A (en) * | 2021-11-15 | 2022-02-11 | 中国电子科技集团公司第二十九研究所 | An active air cooling device with adjustable cooling area |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110380595B (en) | 2021-04-20 |
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