CN209267463U - Rail traffic water cooling power module - Google Patents
Rail traffic water cooling power module Download PDFInfo
- Publication number
- CN209267463U CN209267463U CN201920072022.7U CN201920072022U CN209267463U CN 209267463 U CN209267463 U CN 209267463U CN 201920072022 U CN201920072022 U CN 201920072022U CN 209267463 U CN209267463 U CN 209267463U
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- Prior art keywords
- power module
- water
- igbt
- driving
- rail traffic
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- 238000001816 cooling Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000002131 composite material Substances 0.000 claims abstract description 17
- 239000013307 optical fiber Substances 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims abstract description 5
- 239000004519 grease Substances 0.000 claims abstract description 4
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000003319 supportive effect Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of rail traffic water cooling power module, two inversion units of the water-cooled plate two sides are arranged including water-cooled plate and being divided to, the inversion unit includes IGBT power cell, composite bus bar, mounting plate, IGBT driving board, optical fiber connector；It is installed on the surface of the water-cooled plate after the bottom surface of the IGBT power cell applies heat-conducting silicone grease, the IGBT power cell is connect with the composite bus bar, the mounting plate is directly anchored to the surface of water-cooled plate and plays a supportive role, and is equipped with the IGBT driving board on a mounting board；Optical fiber connector installation is on a mounting board and the optical fiber connector connector that uses multi-core optical to be electrically integrated.The rail traffic has the characteristics that lightweight with water cooling power module, is integrated, it can be achieved that two or more inversion units are integrated on a power module, and radiating efficiency with higher.
Description
Technical field
The utility model belongs to Rail Transit System technical field of heat dissipation more particularly to a kind of water-cooled radiating module.
Background technique
Permanent-magnet synchronous traction drive gradually starts to be applied on rail traffic vehicles, but permanent magnet synchronous motor
Control can only generally use axis control, i.e. an inversion unit can only control a permanent magnet synchronous motors, and it is same that this also results in permanent magnetism
It walks traction drive and compares and need more inversion units with asynchronous machine traction drive, permanent-magnet synchronous traction is caused to pass
The increase of dynamic system weight and volume.
Traditional forced air cooling power module or natural cooling power module can only carry out function using the one side of radiator
Rate device arrangements, volume is big and heavy, if permanent magnet synchronous traction system is using the power of forced air cooling or natural cooling
Module, will cause power module quantity to increase, and the volume and weight of system can also greatly increase.Simultaneously as inversion unit
Increase, the integral heat sink power of power module also will increase, the increase for the difficulty for causing system to design.
Therefore a kind of lightweight, integrated and have the power module compared with high cooling efficiency for permanent-magnet synchronous is provided
Trailer system is of great significance and the key and difficult point of the design of permanent magnetism trailer system.
Utility model content
The purpose of the utility model is to provide a kind of rail traffic water cooling power module, the rail traffic water coolings
Heat radiation power module has the characteristics that lightweight, is integrated, it can be achieved that two or more inversion units are integrated in a power
In module, and radiating efficiency with higher, it can effectively solve the heat dissipation problem of multiple inversion unit power devices.
The technical solution of the utility model is as follows:
A kind of rail traffic water cooling power module, including water-cooled plate and be divided to two that arrange the water-cooled plate two sides it is inverse
Become unit, the inversion unit includes IGBT power cell, composite bus bar, mounting plate, IGBT driving board, optical fiber connector；?
The bottom surface of the IGBT power cell is installed on the surface of the water-cooled plate after applying heat-conducting silicone grease, the IGBT power cell with
The composite bus bar connection, the mounting plate are directly anchored to the surface of water-cooled plate and play a supportive role, install on a mounting board
There is the IGBT driving board；Optical fiber connector installation is on a mounting board and the optical fiber connector company that uses multi-core optical to be electrically integrated
Connect device.
It preferably, further include driving protection board, the driving protection board installation is on a mounting board to drive the IGBT
Plate shields.
Preferably, the external output interface of the main circuit of power module is realized by one piece of low sense composite bus bar, every piece of busbar
Front end by DC+ and the DC- connection of corresponding two interfaces and Support Capacitor, the rear end of every piece of busbar is by corresponding four
The external output of interface realization corresponding motor UVW and OVT.
Preferably, the water-cooled plate uses two-sided arrangement, and the intake-outlet of water-cooled plate is respectively connected with quick plug, and is going out
The quick plug at the mouth of a river has relief valve.
Preferably, 4 IGBT power cells and each inversion list are mounted in every one side of the water-cooled plate
The fixed load resistance of member.
Preferably, the IGBT power cell and power supply is positive and negative and the connection of motor output is using low sense composite bus bar company
It connects.
Preferably, each inversion unit includes several identical driving plates, and all driving plates are separately through conduction
Column is integrated on same driving pinboard, if the driving signal of all driving plates is by consistent with driving plate quantity on pinboard
Dry connector externally exports.Entire rail traffic uses drawer-type structure to be mounted on track after being integrated with water cooling power module
Below vehicle.
It is integrated the utility model has the beneficial effects that the utility model realizes two inversion units using water cooling power module
In a power module, and water cooling power module reduces at least 30% compared to conventional power module weight, and radiating efficiency
Improve at least 20%.Water cooling power module is designed using drawer type, and system is attached using low-inductance bus, while not integrated branch
Capacitor is supportted, and using quick plug and optical fiber connector etc., so that maintenance maintenance is extremely convenient.
Power module is designed according to modularization, hardware and software platform, compact-sized, integrated level is high, rationally distributed, each power
Module can integrate two inversion units, only need to change IGBT model, and without changing power module architectures, different voltages can be realized
The design of the power module of grade, different capacity grade has saved and subsequent has designed and developed investment.
Detailed description of the invention
Fig. 1 is the major loop schematic diagram of the utility model power module；
Fig. 2 is the end structure illustration of the utility model power module；
Fig. 3 is the decomposition diagram of the utility model power module；
Fig. 4 is the structural schematic diagram of the utility model converter module；
Fig. 5 is water-cooled plate mounting structure schematic diagram；
Fig. 6 is a kind of mounting structure schematic diagram of driving plate.
In figure, water-cooled plate 1, the first IGBT power cell 2, the first composite bus bar 3, the first mounting plate 4, the first IGBT driving
Plate 5, the 2nd IGBT power cell 7, the second composite bus bar 8, the second mounting plate 9, the driving protection of the second IGBT driving board 10, second
Plate 11, optical fiber connector 12；Capacitor output terminal A, B, C, D；Motor U, V, W, OVT output terminal E, F, G, H, I, J, K, L.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
The utility model is described in further detail with reference to the accompanying drawings and examples:
Shown in referring to Fig.1, the rail traffic of the present embodiment integrates two traction inversion units with water cooling power module,
Each inversion unit is made of Q1-Q4 and Q5-Q8 respectively, and wherein Q1 and Q5 is respectively the U phase bridge arm of two inversion units, Q2
It is V phase bridge arm with Q6, Q3 and Q7 are W phase bridge arm, and Q4 and Q8 are copped wave bridge arm.Each inversion unit is integrated with fixed load simultaneously
R1 and R2, simplifies system layout.
Referring to fig. 2, Fig. 3, Fig. 4, the power module further include water-cooled plate 1, IGBT power cell (the first IGBT power cell
2 and the 2nd IGBT power cell 7), composite bus bar (the first composite bus bar 3 and the second composite bus bar 8), mounting plate (the first installation
Plate 4 and the second mounting plate 9), IGBT driving board (the first IGBT driving board 5 and the second IGBT driving board 10), driving protection board (the
One driving protection board 6 and second driving protection board 11), optical fiber connector 12.IGBT power cell bottom surface applies heat-conducting silicone grease
It is installed on the surface of water-cooled plate 1 afterwards, IGBT power cell is closely connect with composite bus bar respectively, and mounting plate is directly anchored to water
1 surface of cold plate, plays structural support effect, installs IGBT driving board on a mounting board, and driving protection board is separately mounted to install
On plate, to play a protective role to IGBT driving board, optical fiber connector 12 is also mounted on mounting plate by mounting bracket,
The connector that middle optical fiber connector 12 is electrically integrated using multi-core optical, both can be by electric signal, can also be by optical signal, entirely
The external output signal of module is all realized connection by optical fiber connector 12.
As shown in Figure 2 and Figure 5, output interface external for the main circuit of power module is compound by one piece of low sense
Busbar is realized, wherein the connection with the DC+ and DC- of Support Capacitor, two busbars is realized by A, B, C, D in the front end of busbar
Rear end by E, F, G, H, I, J, K, L realize motor UVW and OVT external output, entire power module architectures are succinct, right
Outer output interface is easy to connect.As shown in figure 5, water-cooled plate uses two-sided arrangement, water-cooled plate intake-outlet uses quick plug shape
Formula maintains easily, and wherein water outlet quick plug can effectively avoid aqueous cooling liquid pressure mistake using the quick plug with relief valve
It is high.Every face water-cooling base plate is equipped with the fixed load resistance of 4 IGBT, Q1-Q4 or Q5-Q8 and each inversion unit
R1 and R2.IGBT and power supply is positive and negative and the connection of motor output is using the form of low sense composite bus bar, can effectively reduce system
Stray inductance simplifies circuit structure.
Referring to Fig. 6, the present embodiment is equipped with 7 pieces of identical driving plates 13, in order to solve the arrangement difficulty of more driving plates 13, this
Using integrated form switching driving plate form, each inversion unit includes that 7 driving plate 13,7 individual driving plates 13 are logical at place
Conductive column is crossed to be integrated on one piece of driving pinboard 14, driving signal G, E, C of 7 pieces of driving plates 13 by pinboard 14 7 companies
It connects device externally to export, efficiently solves the problems, such as that more driving plate arrangements are difficult, it is easy to maintain.
In above embodiments, railway vehicle traction system is permanent magnetism trailer system, due to needing to lead to inversion using axis control
The increase of element number, first the utility model are realized by using water cooling method using water-cooled plate two sides arranging devices
One power module integrates two inversion units, and volume and weight is natural compared to traditional forced air cooling and heat pipe
Cooling power module greatly reduces, and radiating efficiency greatly improves.In addition, the water cooling power module and branch of the utility model
Support capacitor can realize it is independently installed, the two only connected with busbar, compared to the power module of bulky integrated Support Capacitor, significantly
The weight for reducing power module, improves maintenance efficiency.And as preferred forms, drawer can be used in water cooling power module
Entire module, i.e., be placed in the frame of a drawer-like, pull straight out or be pushed into when in use by formula installation, single
Installation and removal can be realized in individual, while using quick plug, and without discharging water, maintenance is extremely convenient for dismounting every time.Power mould
All pairs of external signals of block, including electric signal and fiber-optic signal all only can be realized by an optical fiber connector, optical fiber connection
Device uses the connector of photoelectric integral, can simplify the quantity and cloth of connector by fiber-optic signal again by electric signal
It sets.Again, driving plate uses rotary-connecting integrated driving plate, and 7 driving plates of an inversion unit are integrated in one piece of driving switching
On plate, effective solution difficult problem of driving plate arrangement under the limited volume.Finally, power module uses modularization, puts down
Platformization design, only needs to change IGBT model, without changing power module architectures, different voltages grade, different capacity can be realized
The design of the power module of grade.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (8)
1. a kind of rail traffic water cooling power module, it is characterised in that: including water-cooled plate and be divided to column the water-cooled plate two
Two inversion units of side, the inversion unit include IGBT power cell, composite bus bar, mounting plate, IGBT driving board, optical fiber
Connector；It is tightly attached on the surface of the water-cooled plate after the bottom surface of the IGBT power cell applies heat-conducting silicone grease, the IGBT
Power cell is connect with the composite bus bar, and the mounting plate is directly anchored to the surface of water-cooled plate, is equipped on a mounting board
The IGBT driving board；The optical fiber connector is mounted on the mounting plate and optical fiber connector uses multi-core optical to be electrically integrated
Connector.
2. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: further include that driving is protected
Backplate, the driving protection board installation is on a mounting board to shield to the IGBT driving board.
3. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: the master of power module
The external output interface of circuit realizes that the front end of every piece of busbar passes through corresponding two interfaces and branch by one piece of low sense composite bus bar
The DC+ of support capacitor is connected with DC-, and corresponding motor UVW and OVT are realized by corresponding four interfaces in the rear end of every piece of busbar
Externally output.
4. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: the water-cooled plate is adopted
With two-sided arrangement, the intake-outlet of water-cooled plate is respectively connected with quick plug, and has and let out in the quick plug of water outlet
Pressure valve.
5. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: the water-cooled plate
The fixed load resistance of 4 IGBT power cells and each inversion unit is mounted in every one side.
6. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: the IGBT power
Unit is all made of low sense composite bus bar with the connection that power positive cathode and motor export and connect.
7. a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: each inversion list
Member includes several identical driving plates, and all driving plates are integrated on same driving pinboard separately through conductive column,
The driving signal of all driving plates on pinboard with the consistent several connectors of driving plate quantity by externally exporting.
8. any one of -7 a kind of rail traffic water cooling power module according to claim 1, it is characterised in that: entire
Rail traffic is mounted below rail vehicle after being integrated with water cooling power module using drawer-type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920072022.7U CN209267463U (en) | 2019-01-16 | 2019-01-16 | Rail traffic water cooling power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920072022.7U CN209267463U (en) | 2019-01-16 | 2019-01-16 | Rail traffic water cooling power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209267463U true CN209267463U (en) | 2019-08-16 |
Family
ID=67566262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920072022.7U Active CN209267463U (en) | 2019-01-16 | 2019-01-16 | Rail traffic water cooling power module |
Country Status (1)
| Country | Link |
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| CN (1) | CN209267463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713914A (en) * | 2019-01-16 | 2019-05-03 | 重庆中车四方所科技有限公司 | A kind of rail traffic water cooling power module |
| CN112311298A (en) * | 2020-10-14 | 2021-02-02 | 青岛中加特电气股份有限公司 | Frequency conversion cabinet |
-
2019
- 2019-01-16 CN CN201920072022.7U patent/CN209267463U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713914A (en) * | 2019-01-16 | 2019-05-03 | 重庆中车四方所科技有限公司 | A kind of rail traffic water cooling power module |
| CN112311298A (en) * | 2020-10-14 | 2021-02-02 | 青岛中加特电气股份有限公司 | Frequency conversion cabinet |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231214 Address after: 401133 No. 39, Changmei Road, fish mouth town, Jiangbei District, Chongqing Patentee after: CHONGQING CRRC SIFANG INSTITUTE INTELLIGENT EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: No.146, Dongfeng Road, Yuzui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CRRC SIFANG INSTITUTE TECHNOLOGY CO.,LTD. |