CN105023893A - Integrated power control unit - Google Patents
Integrated power control unit Download PDFInfo
- Publication number
- CN105023893A CN105023893A CN201510423979.8A CN201510423979A CN105023893A CN 105023893 A CN105023893 A CN 105023893A CN 201510423979 A CN201510423979 A CN 201510423979A CN 105023893 A CN105023893 A CN 105023893A
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- China
- Prior art keywords
- control unit
- power semiconductor
- power control
- cooler
- integrated power
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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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- Inverter Devices (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention provides an integrated power control unit. The integrated power control unit comprises a transformer, a capacitor, an inverter, a buck-boost converter and a cooling mechanism, wherein the cooling mechanism is composed of a power semiconductor component, an insulating plate, a heat dissipation plate and a cooler, wherein the power semiconductor component, the insulating plate, the heat dissipation plate and the cooler are connected with one another sequentially from top to bottom, the cooler is composed of a cooling channel and stacked cooling plates, and the power semiconductor component is a silicon carbide power semiconductor component. According to the integrated power control unit of the invention, current higher than 300A can pass through each component based on the high-performance power semiconductor; and since the components supporting high current are adopted, the number of the components can be decreased, so that miniaturization can be realized.
Description
Technical field
the present invention relates to a kind of integrated power control unit (PCU), belong to technical field of semiconductors.
Background technology
Integrated power control unit (PCU) is used for managing the electric current flowing to speed control motor from battery, and the energy regenerating that brake produces by it also sends battery storage back to.If adopt traditional silicon-based power electronic device, even if the ratio adjustment of heavy current and high pressure is well talked about, the heat distributed in the middle of this accounts for greatly 1/4th of vehicle electric energy loss.Except the energy loss in conductive process, the contactor that power electronics unit also will be stood and the energy loss caused.Existing integrated power control unit (PCU) has the weak points such as efficiency is low, caloric value is large, switching speed is slow.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, a kind of integrated power control unit (PCU) is provided.
Integrated power control unit (PCU) of the present invention, comprise transformer, capacitor, inverter, type of voltage step-up/down converter and cooling body, described cooling body is made up of power semiconductor, insulation board, heating panel and cooler, described power semiconductor, insulation board, heating panel are connected from top to bottom successively with cooler, described cooler is made up of cooling channel and overlapping coldplate, and described power semiconductor is silicon carbide power semiconductor element.
Preferably,
Described heating panel is copper coin or copper alloy plate;
Described coldplate is that aluminium alloy compression casting forms.
Integrated power control unit (PCU) of the present invention, has following technique effect: integrated power control unit (PCU) is by high performance power semiconductor, and each element flows through the electric current of more than 300A.Adopt the element supporting big current, reduce number of elements to realize miniaturization.
Embodiment
Integrated power control unit (PCU) of the present invention, comprise transformer, capacitor, inverter, type of voltage step-up/down converter and cooling body, described cooling body is made up of power semiconductor, insulation board, heating panel and cooler, described power semiconductor, insulation board, heating panel are connected from top to bottom successively with cooler, described cooler is made up of cooling channel and overlapping coldplate, and described power semiconductor is silicon carbide power semiconductor element.
Described heating panel is copper coin or copper alloy plate;
Described coldplate is that aluminium alloy compression casting forms.
The course of work of the present invention is as follows: heat, by insulation board, passes to heating panel, dispelled the heat by cooler.Cooling water circulates in cooler, by heating panel, and cooling semiconductor element.
Claims (3)
1. an integrated power control unit, it is characterized in that, comprise transformer, capacitor, inverter, type of voltage step-up/down converter and cooling body, described cooling body is made up of power semiconductor, insulation board, heating panel and cooler, described power semiconductor, insulation board, heating panel are connected from top to bottom successively with cooler, described cooler is made up of cooling channel and overlapping coldplate, and described power semiconductor is silicon carbide power semiconductor element.
2. integrated power control unit according to claim 1, is characterized in that, described heating panel is copper coin or copper alloy plate.
3. integrated power control unit according to claim 1, is characterized in that, described coldplate is that aluminium alloy compression casting forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423979.8A CN105023893A (en) | 2015-07-20 | 2015-07-20 | Integrated power control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423979.8A CN105023893A (en) | 2015-07-20 | 2015-07-20 | Integrated power control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105023893A true CN105023893A (en) | 2015-11-04 |
Family
ID=54413748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510423979.8A Pending CN105023893A (en) | 2015-07-20 | 2015-07-20 | Integrated power control unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105023893A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11923716B2 (en) | 2019-09-13 | 2024-03-05 | Milwaukee Electric Tool Corporation | Power converters with wide bandgap semiconductors |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1820559A (en) * | 2003-11-18 | 2006-08-16 | 丰田自动车株式会社 | Cooling structure of electric device |
| WO2009136591A1 (en) * | 2008-05-08 | 2009-11-12 | トヨタ自動車株式会社 | Semiconductor device |
| US20130009168A1 (en) * | 2011-07-04 | 2013-01-10 | Toyota Jidosha Kabushiki Kaisha | Semiconductor module |
-
2015
- 2015-07-20 CN CN201510423979.8A patent/CN105023893A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1820559A (en) * | 2003-11-18 | 2006-08-16 | 丰田自动车株式会社 | Cooling structure of electric device |
| WO2009136591A1 (en) * | 2008-05-08 | 2009-11-12 | トヨタ自動車株式会社 | Semiconductor device |
| US20130009168A1 (en) * | 2011-07-04 | 2013-01-10 | Toyota Jidosha Kabushiki Kaisha | Semiconductor module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11923716B2 (en) | 2019-09-13 | 2024-03-05 | Milwaukee Electric Tool Corporation | Power converters with wide bandgap semiconductors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No. 99 Haian County, Jiangsu province 226600 Nantong City Libao Tonghai Road Applicant after: Nantong Mingnuo electric Polytron Technologies Inc Address before: No. 99 Haian County, Jiangsu province 226600 Nantong City Libao Tonghai Road Applicant before: Nantong Mingnuo Machinery Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151104 |
|
| RJ01 | Rejection of invention patent application after publication |