CN201860252U - Power module of high-power traction converter - Google Patents
Power module of high-power traction converter Download PDFInfo
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- CN201860252U CN201860252U CN201020535591XU CN201020535591U CN201860252U CN 201860252 U CN201860252 U CN 201860252U CN 201020535591X U CN201020535591X U CN 201020535591XU CN 201020535591 U CN201020535591 U CN 201020535591U CN 201860252 U CN201860252 U CN 201860252U
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Abstract
The utility model provides a power module of a high-power traction converter, which comprises power devices, power device drive circuits, power device drive power supplies, a low-inductance bus bar, a heat dissipating panel and a module frame, wherein the power device drive circuits drive the corresponding power devices, the power device drive power supplies are used for supplying direct-current power to the power device drive circuits, the power devices are evenly and symmetrically arranged on the heat dissipating panel, the low-inductance bus bar is installed on the power devices, and the power devices, the power device drive circuits, the power device drive power supplies, the low-inductance bus bar and the heat dissipating panel are collected in the module frame. Since the power module which is combined by the power devices and relevant components is arranged by using a reasonable structure, the structure is simplified and the power module is more convenient to install and maintain.
Description
[technical field]
The utility model relates to the High power Traction current transformer, relates in particular to the power model in a kind of High power Traction current transformer.
[background technology]
Nowadays, the application scenario of middle high-power converter is more and more.Yet there are various problems mostly in present most of current transformers.
For example,, thereby cause line complexity, structure between the element loaded down with trivial details because of discrete mutually between its inner power component, the assembling of product and maintenance difficult, and also the reliability of system also decreases.
For another example, the layout between components and parts is unreasonable, causes the radiating efficiency of power device and whole system not high.Power device is a huge thermal source when work, as can not timely its heat being taken away, will influence the work of other components and parts.
The purpose of this utility model is to design a kind of compact conformation brief introduction, and is quick and easy for installation, the current transformator power module that power density is high.It can overcome above cited defective effectively, is used for the structure and the outward appearance of compact brief introduction, simple installation, objectivity height.Can be applicable to the field of high-power converter in the needs such as track traffic and electric power system.
[utility model content]
In view of this, the utility model provides a kind of compact conformation High power Traction current transformator power module succinct, easy for installation.
A kind of High power Traction current transformator power module, comprise power device, power device drive circuit, power device driving power, low-inductance bus, heating panel and module frame, described power device drive circuit drives corresponding described power device, and described power device driving power provides DC power supply for described power device drive circuit.Described power device is arranged on the described heating panel symmetrically, described low-inductance bus is installed on the described power device, and described power device, power device drive circuit, power device driving power, low-inductance bus and heating panel are housed in the described module frame.
Preferably, has one deck radiating insulating material between described heating panel and the described power device.
Preferably, described power device drive circuit is directly continuous with corresponding described power device.
Preferably, described power model comprises dc terminal and ac terminal, and described electric connector is connected with described dc terminal.
Preferably, described low-inductance bus is installed on the described power device by screw, described low-inductance bus is synthetic by stacked conducting plate stack, and each of described low-inductance bus layer metallic plate is respectively with described dc terminal or ac terminal is connected and form path with the port of specific described power device.
Preferably, described electric connector is the circlip type structure.
Preferably, described power model also comprises the temperature relay that carries out the digital quantity warning outside described power model, and described temperature relay is installed on the described heating panel.
Preferably, the power supply of described power device driving power input is provided by power distribution box, and the road power source conversion that described power distribution box provides the outside is multichannel and described power device driving power powered.
Preferably, described heating panel is the water-cooled heating panel, and described heating panel adopts light material to make, and its thickness is less than or equal to 4cm.
The structural configuration that the utility model adopt to rationalize is the power model that power device and relevant components and parts thereof are combined into, and also makes to install and keep in repair convenient in simplified structure.
[description of drawings]
Fig. 1 is the schematic cross-section of preferred embodiment High power Traction current transformator power module of the present utility model.
Fig. 2 is the schematic top plan view of the High power Traction current transformator power module among Fig. 1.
[embodiment]
In order to understand the utility model better, be described in detail below with reference to instantiation and accompanying drawing execution mode to utility model.
In order to overcome existing problem in the background technology, the utility model provides the High power Traction current transformator power module of a kind of modularization, high integration and power density.As shown in fig. 1, this High power Traction current transformator power module comprises some power devices 1, power device drive circuit 2, power device driving power 3, ac terminal 5, dc terminal 6, electric connector 7, low-inductance bus 8, temperature relay (figure does not show) and power distribution box 10, and these components and parts reasonably are arranged in and form integrated module in the module frame 11.
The driver element of power device 1 is made up of drive circuit 2 and driving power 3.Drive circuit 2 is directly installed on the power device 1, and each power device 1 all has own independent driving circuits 2.The driving power 3 unified outermost layers that are installed in module.Power device drive circuit 2 directly directly links to each other with power device 1, and the gate-drive stray inductance is minimum, drives time-delay and introduces drive signal much smaller than traditional with lead, strong interference immunity.The control board of drive circuit 2 usefulness optical fiber and module-external communicates, wherein optical fiber can carry out an optical fiber conversion on the framework 11 of power model, so just can only operate, and inner optical fiber just can solidify when being connected assembling to the fiber port on the module frame 11.The driving power 3 of drive circuit 11 separates with drive circuit 2 on the top of power model, is connected by lead between the two, and driving power 3 provides high-quality DC power supply for drive circuit 2.The power supply input of driving power 3 is provided by power distribution box 10, and power distribution box 10 is multichannel with the road power supply that the outside provides in power distribution box 10 internal conversions, and each driving power 3 is powered.
In the illustrated embodiment, power device 1 totally four (as shown in Figure 2).In other optional embodiment, the quantity of power device 1 is not limited in four, can adjust number according to different capacity grade and different components type selecting.Power device 1 has one deck heat radiation and insulating material (sign) according to the design of heating panel 8 being arranged on the heating panel 8 symmetrically between heating panel 8 and power device 1, be used to strengthen the radiating effect and the class of insulation.
Electric connector 6 is connected with the dc terminal 5 of power model, the device that is connected with low-inductance bus 7 as the outer bus capacitor of power model.Electric connector 6 adopts the circlip type structures, can the terminal of direct and outside dc bus power supply is connected without securing member such as screw.
Low-inductance bus 7 is installed on the power device 1 by screw, and low-inductance bus 7 is synthetic by the stacked conducting plate stack.Each layer metallic plate of low-inductance bus 7 is connected with dc terminal 5 or ac terminal 4 respectively, and makes it to form path with suitable power device 1 port.The first dc bus terminal of low-inductance bus 7 is connected by the DC power supply of electric connector 6 with the outside with the second dc bus terminal.Low-inductance bus 7 comprises the first DC side terminal and the second DC side terminal.When power model when the rectification module, the first DC side terminal is connected the power device 1 of parallel connection with the second DC side terminal, connect the mid point of each brachium pontis of being made up of power device 1, and AC power is rectified into DC power supply or Opposed crossing power supply feedback energy.When power model is used as inversion module, the first DC side terminal and the mid point that is connected each brachium pontis of forming by power device 1 with the second DC side terminal, a plurality of power devices 1 are made up the circuit that can obtain the different numbers of phases and topology, be used for the release of dc energy and be the AC power of variable voltage variable frequency the DC power supply inversion.
Heating panel 8 is installed in the module frame 11 of rectangle by screw, is used to take away the heat that power device 1 work is produced.Heating panel 8 is the inner water-cooled heating panel that is provided with passage, has inflow and outflow that two ports (figure does not show) are used for cooling fluid, and cooling fluid flows in cooling passage, and the cooling duct is inner cranky at heating panel 8, can increase the area of cooling.Power device 1 tightly combines with heating panel 8 by heat sink material.Heating panel 8 inner passages be in conjunction with the layout of power device 1 what set, can guarantee the operating state consistency of whole module internal power device 1.Water-cooled heating panel 8 can be made with light material, and thickness is no more than 4cm, can effectively carry out heat conduction.
Temperature relay is installed on the heating panel 8, can carry out the warning of digital quantity to module-external.
By the design of above power model, power device of arranging at random and relevant components and parts are integrated, optimized internal structure, improved the reliability of system, also make the assembling of product, maintenance be more prone to.
On the other hand, above-mentioned power model has made full use of heating panel power device has been dispelled the heat, and makes the heat that power device produced be pulled away very soon, will the influence of other components and parts be reduced.
In addition, the power model after the modularized design is connected with extraneous by the electric connector that stretches out, and the installation and removal of power model are simplified greatly.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (9)
1. High power Traction current transformator power module, comprise power device, the power device drive circuit, the power device driving power, low-inductance bus, heating panel and module frame, described power device drive circuit drives corresponding described power device, described power device driving power provides DC power supply for described power device drive circuit, it is characterized in that: described power device is arranged on the described heating panel symmetrically, described low-inductance bus is installed on the described power device, described power device, the power device drive circuit, the power device driving power, low-inductance bus and heating panel are housed in the described module frame.
2. High power Traction current transformator power module according to claim 1 is characterized in that: have one deck radiating insulating material between described heating panel and the described power device.
3. High power Traction current transformator power module according to claim 1 is characterized in that: described power device drive circuit is directly continuous with corresponding described power device.
4. High power Traction current transformator power module according to claim 1 is characterized in that: described power model comprises dc terminal and ac terminal, and described electric connector is connected with described dc terminal.
5. High power Traction current transformator power module according to claim 4, it is characterized in that: described low-inductance bus is installed on the described power device by screw, described low-inductance bus is synthetic by stacked conducting plate stack, and each of described low-inductance bus layer metallic plate is respectively with described dc terminal or ac terminal is connected and form path with the port of specific described power device.
6. High power Traction current transformator power module according to claim 4 is characterized in that: described electric connector is the circlip type structure.
7. according to each described current transformator power module in the claim 1 to 6, it is characterized in that: described power model also comprises the temperature relay that carries out the digital quantity warning outside described power model, and described temperature relay is installed on the described heating panel.
8. current transformator power module according to claim 7, it is characterized in that: the input of the power supply of described power device driving power is provided by power distribution box, and the road power source conversion that described power distribution box provides the outside is multichannel and described power device driving power powered.
9. High power Traction current transformator power module according to claim 8 is characterized in that: described heating panel is the water-cooled heating panel, and described heating panel adopts light material to make, and its thickness is less than or equal to 4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020535591XU CN201860252U (en) | 2010-09-17 | 2010-09-17 | Power module of high-power traction converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020535591XU CN201860252U (en) | 2010-09-17 | 2010-09-17 | Power module of high-power traction converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201860252U true CN201860252U (en) | 2011-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020535591XU Expired - Lifetime CN201860252U (en) | 2010-09-17 | 2010-09-17 | Power module of high-power traction converter |
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| Country | Link |
|---|---|
| CN (1) | CN201860252U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951131A (en) * | 2010-09-17 | 2011-01-19 | 武汉正远铁路电气有限公司 | Power module of high-power traction converter |
| CN107818961A (en) * | 2016-09-14 | 2018-03-20 | 中车株洲电力机车研究所有限公司 | A kind of intelligent power module for track vehicle |
| CN108123614A (en) * | 2016-11-28 | 2018-06-05 | 中车株洲电力机车研究所有限公司 | A kind of power module |
| US10128625B2 (en) | 2014-11-18 | 2018-11-13 | General Electric Company | Bus bar and power electronic device with current shaping terminal connector and method of making a terminal connector |
-
2010
- 2010-09-17 CN CN201020535591XU patent/CN201860252U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951131A (en) * | 2010-09-17 | 2011-01-19 | 武汉正远铁路电气有限公司 | Power module of high-power traction converter |
| US10128625B2 (en) | 2014-11-18 | 2018-11-13 | General Electric Company | Bus bar and power electronic device with current shaping terminal connector and method of making a terminal connector |
| CN107818961A (en) * | 2016-09-14 | 2018-03-20 | 中车株洲电力机车研究所有限公司 | A kind of intelligent power module for track vehicle |
| CN107818961B (en) * | 2016-09-14 | 2019-11-29 | 中车株洲电力机车研究所有限公司 | A kind of intelligent power module for track vehicle |
| CN108123614A (en) * | 2016-11-28 | 2018-06-05 | 中车株洲电力机车研究所有限公司 | A kind of power module |
| CN108123614B (en) * | 2016-11-28 | 2020-12-29 | 中车株洲电力机车研究所有限公司 | Power module |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 430012, No. 5, Shiqiao Road, Jiang'an District, Hubei, Wuhan Patentee after: WUHAN ZHENGYUAN ELECTRIC CO., LTD. Address before: 430015 Hubei city of Wuhan Province River Economic Development Zone Zhongyi Road No. 6 Patentee before: Wuhan Zhengyuan Railroad Electrical Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20110608 |
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| CX01 | Expiry of patent term |