CN113141747A - Motor controller for optimizing IGBT layout - Google Patents
Motor controller for optimizing IGBT layout Download PDFInfo
- Publication number
- CN113141747A CN113141747A CN202110402906.6A CN202110402906A CN113141747A CN 113141747 A CN113141747 A CN 113141747A CN 202110402906 A CN202110402906 A CN 202110402906A CN 113141747 A CN113141747 A CN 113141747A
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- CN
- China
- Prior art keywords
- motor controller
- igbt
- mounting body
- shell
- igbt mounting
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- 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.)
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- 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
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
Abstract
The invention provides a motor controller for optimizing IGBT layout; belongs to the technical field of automobile motor controllers; in the prior art, the space utilization rate of the motor controller is low due to the internal layout of the motor controller; according to the optimized IGBT layout motor controller provided by the invention, the IGBT adopts a vertical installation and double-tube parallel type layout mode, so that the power compatibility of the motor controller is improved, and the power requirement of 60 kW-300 kW can be met. In addition, the utilization rate of the internal space of the motor controller is greatly improved, and the size of the motor controller is greatly reduced.
Description
Technical Field
The invention relates to the technical field of vehicle motor controllers, in particular to a motor controller for optimizing IGBT layout.
Background
Along with the development of electric automobile technology, the system integration level is higher and higher, the motor controller develops towards the trends of integration, high precision and high power density, and high-power components in the motor controller are more and more. The inside key high-power components and parts IGBT of traditional machine controller is the single tube, and the plane is transversely installed, on this overall arrangement basis, satisfies machine controller high power density's requirement, will certainly make machine controller's volume bigger and bigger. However, the installation space and the installation position inside the whole vehicle are limited, the structural layout of the traditional motor controller is difficult to meet the requirement of high power density, and the space utilization rate of the internal layout of the traditional motor controller to the motor controller is very low.
There is a need for a motor controller with an optimized IGBT layout.
Disclosure of Invention
In view of the problems in the prior art, the invention provides a motor controller with an optimized IGBT layout, which is characterized in that: the motor controller comprises a shell, N IGBT mounting bodies and 2N IGBTs;
the N IGBT mounting bodies are vertically and parallelly mounted on the bottom plate of the shell;
1 IGBT is respectively arranged on two sides of the N IGBT mounting bodies;
each IGBT is vertically and parallelly installed.
Preferably, the IGBT mounting body adopts a universal structure and can be adapted to the installation of IGBT devices of 450A, 600A, 800A and 900A.
Preferably, each of the IGBTs is fixed to the IGBT mounting body by 4 screws; each IGBT mounting body is fixed on the bottom plate of the shell through 3 screws.
Preferably, a liquid inlet and a liquid outlet are arranged at the bottom of the IGBT mounting body; and a liquid inlet and a liquid outlet which correspond to the liquid inlet and the liquid outlet on the IGBT mounting body are arranged on the bottom plate of the shell.
Preferably, the required number of the IGBT mounting bodies and the heat dissipation structure are determined according to the number of the IGBTs of the motor controller, the heat consumption of the IGBTs and the size of the internal space of the motor controller.
Preferably, the material of the IGBT mounting body is the same as that of the housing, and ADC12 is used for both.
Preferably, each IGBT mounting body can be independently mounted and dismounted.
Preferably, the shell is further provided with a first cooling liquid flow channel and a second cooling liquid flow channel; the first cooling liquid flow channel is connected with the liquid inlet; the second cooling liquid flow channel is connected with the liquid outlet.
Compared with the prior art, the invention at least has the following beneficial effects:
1) the key high-power component IGBT in the motor controller adopts a vertical installation and double-tube parallel arrangement mode, so that the power compatibility of the motor controller is improved, and the power requirement of 60 kW-300 kW can be met. In addition, the utilization rate of the internal space of the motor controller is greatly improved, and the size of the motor controller is greatly reduced.
Drawings
FIG. 1 is a front view of a motor controller of the present invention;
FIG. 2 is a top plan view of the motor controller of the present invention;
FIG. 3 is a bottom view of the motor controller of the present invention;
fig. 4 is a structural view of an IGBT mounting body of the present invention.
The reference numbers in the figures are as follows: 1. the motor controller comprises a motor controller shell, 2, IGBT devices, 3, an IGBT mounting body, 4, screws, 5, screws, 6, fixing holes, 7 and through holes.
The present invention is described in further detail below. The following examples are merely illustrative of the present invention and do not represent or limit the scope of the claims, which are defined by the claims.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-2, which is a structural diagram of the motor controller of the present invention, the motor controller adopts a layout of a vertical double-tube parallel type high-power motor controller, and includes 1 motor controller housing 1, 6 IGBTs 2, and 3 IGBT mounting bodies 3, and 1 IGBT device 2 is respectively mounted on two sides of each IGBT mounting body 3.
As shown in fig. 3, which is a bottom view of the motor controller of the present invention, the bottom plate of the motor controller housing 1 is provided with 9 IBGT body 3 fixing holes 6 for mounting the IGBT mounting body;
as shown in fig. 4, which is a structural diagram of the IGBT of the present invention, each IGBT mounting body 3 is provided with 4 IGBT2 fixing through holes 7.
Each IGBT2 is fixed to the IGBT mounting body 3 by 4 screws 4.
Each IGBT mounting body 3 is fixed to the bottom plate of the motor controller case 1 by 3 screws 5.
Each IGBT2 is vertically installed and connected in parallel, so that the utilization rate of the internal space of the motor controller is improved, and the size of the motor controller is greatly reduced.
The IGBT mounting body 3 is designed in a generalized structure, can be adapted to the mounting of a 450A/600A/800A/900A IGBT2, improves the power compatibility of a motor controller, and can meet the power requirement of 60 kW-300 kW.
A liquid inlet and a liquid outlet are arranged at the bottom of each IGBT mounting body 3; a liquid inlet and a liquid outlet which correspond to the liquid inlet and the liquid outlet on the IGBT mounting body 3 are arranged on the bottom plate of the motor controller shell 1;
still be provided with the motor controller coolant liquid runner on the bottom plate of motor controller casing 1, after the coolant liquid got into first motor controller runner, got into each IGBT installation body 3 through the inlet of each IGBT installation body 3 respectively, the coolant liquid flowed through inside back of each IGBT installation body 3, converged the runner of second motor controller through the liquid outlet of each IGBT installation body 3. The diameters of the liquid inlet and outlet of each IGBT mounting body 3 are different, so that the flow balance of each phase is ensured.
And determining the required quantity of the IGBT mounting bodies 3 and the heat dissipation structure according to the quantity of the IGBTs of the motor controller, the heat consumption of the IGBTs and the size of the internal space of the motor controller.
Each IGBT mounting body 3 is uniformly structured, is independently mounted, is convenient to disassemble, assemble and maintain and has no mistake proofing requirement.
The IGBT mounting bodies 3 have good flow uniformity, and the flow uniformity of each phase is ensured.
The material of IGBT installation body 3 keeps unanimous with motor controller casing 1, all chooses ADC12 for use.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (8)
1. The utility model provides an optimize IGBT overall arrangement machine controller which characterized in that: the motor controller comprises a shell, N IGBT mounting bodies and 2N IGBTs;
the N IGBT mounting bodies are vertically and parallelly mounted on the bottom plate of the shell;
1 IGBT is respectively arranged on two sides of the N IGBT mounting bodies;
each IGBT is vertically and parallelly installed.
2. The motor controller of claim 1, wherein: the IGBT mounting body adopts a universal structure and can be adapted to the installation of IGBT devices of 450A, 600A, 800A and 900A.
3. The motor controller of claim 1, wherein: each IGBT is fixed on the IGBT mounting body through 4 screws; each IGBT mounting body is fixed on the bottom plate of the shell through 3 screws.
4. The motor controller of claim 1, wherein: a liquid inlet and a liquid outlet are formed in the bottom of the IGBT mounting body; and a liquid inlet and a liquid outlet which correspond to the liquid inlet and the liquid outlet on the IGBT mounting body are arranged on the bottom plate of the shell.
5. The motor controller of claim 4, wherein: and determining the required quantity of the IGBT mounting bodies and the heat dissipation structure according to the quantity of the IGBTs of the motor controller, the heat consumption of the IGBTs and the size of the internal space of the motor controller.
6. The motor controller of claim 1, wherein: the IGBT mounting body is made of the same material as the shell, and ADC12 is selected for use.
7. The motor controller of claim 1, wherein: each IGBT mounting body can be independently mounted and dismounted.
8. The motor controller of claim 4, wherein: the shell is also provided with a first cooling liquid flow channel and a second cooling liquid flow channel; the first cooling liquid flow channel is connected with the liquid inlet; the second cooling liquid flow channel is connected with the liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402906.6A CN113141747A (en) | 2021-04-15 | 2021-04-15 | Motor controller for optimizing IGBT layout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402906.6A CN113141747A (en) | 2021-04-15 | 2021-04-15 | Motor controller for optimizing IGBT layout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113141747A true CN113141747A (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110402906.6A Pending CN113141747A (en) | 2021-04-15 | 2021-04-15 | Motor controller for optimizing IGBT layout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113141747A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208835043U (en) * | 2018-11-09 | 2019-05-07 | 西安清泰科新能源技术有限责任公司 | Water-cooling type electric machine controller IGBT component for electric vehicle |
| CN209375438U (en) * | 2018-11-02 | 2019-09-10 | 深圳市禾望电气股份有限公司 | A kind of main drive controller and power system of electric automobile of electric car |
| CN211151864U (en) * | 2019-12-14 | 2020-07-31 | 上海电驱动股份有限公司 | Electric automobile controller based on single tube is parallelly connected |
-
2021
- 2021-04-15 CN CN202110402906.6A patent/CN113141747A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209375438U (en) * | 2018-11-02 | 2019-09-10 | 深圳市禾望电气股份有限公司 | A kind of main drive controller and power system of electric automobile of electric car |
| CN208835043U (en) * | 2018-11-09 | 2019-05-07 | 西安清泰科新能源技术有限责任公司 | Water-cooling type electric machine controller IGBT component for electric vehicle |
| CN211151864U (en) * | 2019-12-14 | 2020-07-31 | 上海电驱动股份有限公司 | Electric automobile controller based on single tube is parallelly connected |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210720 |