CN108233820A - A kind of BSG electric machine controllers integrated electrical module - Google Patents
A kind of BSG electric machine controllers integrated electrical module Download PDFInfo
- Publication number
- CN108233820A CN108233820A CN201611168190.3A CN201611168190A CN108233820A CN 108233820 A CN108233820 A CN 108233820A CN 201611168190 A CN201611168190 A CN 201611168190A CN 108233820 A CN108233820 A CN 108233820A
- Authority
- CN
- China
- Prior art keywords
- power module
- electric machine
- module
- heat
- radiating substrate
- Prior art date
- 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.)
- Granted
Links
- 239000000758 substrate Substances 0.000 claims abstract description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000010949 copper Substances 0.000 claims abstract description 17
- 229910052802 copper Inorganic materials 0.000 claims abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000741 silica gel Substances 0.000 claims abstract description 7
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229920001296 polysiloxane Polymers 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- KMWBBMXGHHLDKL-UHFFFAOYSA-N [AlH3].[Si] Chemical compound [AlH3].[Si] KMWBBMXGHHLDKL-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Combinations Of Printed Boards (AREA)
Abstract
A kind of BSG electric machine controllers integrated electrical module, mainly include heat-radiating substrate, capacitance module, power module and current sensor, power module mainly includes DBC, chip, shell and silica gel, chip is welded on the upper strata copper coin of DBC, in shell inner cavity, capacitance module therein is fixed on heat-radiating substrate and is electrically connected with the input terminal of power module silicone filler；Power module is directly welded on heat-radiating substrate；Current sensor is arranged on power module outlet side and is fixed on heat-radiating substrate.The present invention is by the essential core electricity piece integrated modular of electric machine controller, ultrasonic bonding is used between electricity piece so that traditional bolt to be replaced to connect, simplify assemble flow, it reduces piece electrical part to be taken up space, is more suitable for the miniaturization of BSG electric machine controllers and the growth requirement of automated production.
Description
Technical field
The present invention relates to electric machine controller, more particularly, to a kind of BSG electric machine controllers integrated electrical module.
Background technology
BSG (Belt Driven Starter Generator) system is exactly using a kind of motor, which can pass through skin
V belt translation increases to engine speed more than idling by zero in very short time, so as to fulfill the dress of the quick start-stop of automobile
It puts, which belongs to Weak hybrid power technology, can reach the oil-saving effect of 5-10%.The development trend of existing BSG systems
It is integrated form BSG, i.e., by BSG motors and electric machine controller integration-in-one, to meet BSG system of the vehicle to miniaturization
Demand.For power module as electric machine controller core electricity piece, module design construction is generally divided into five layers, from top to bottom according to
It is secondary for silicone protective layer, chip, solder, DBC plates (ceramic copper-clad plate), solder, copper base (or aluminium silicon carbide substrate) is existing
For power module mainly with integrally packaged type standalone module structure, structure type directly decides the internal electric of electric machine controller
Part is laid out.The electrical basic assembly technology of existing electric machine controller core is as follows：1) power module is fixed on heat-radiating substrate；
2) capacitance module is bolted with power module input terminal；3) three-phase pole plate is connected with power module output terminal by bolt
It connects；Assembling structure is taken up too much space in this way, and assembly technology is cumbersome, is unfavorable for automated production, it is difficult to meet the control of BSG motors
The miniaturization of device, the growth requirement of automated production.
Invention content
The purpose of the present invention is exactly to solve the above-mentioned problems, to provide a kind of BSG electric machine controllers integrated electrical mould
Block.
In order to achieve the above object, present invention employs following technical schemes：
A kind of BSG electric machine controllers integrated electrical module, mainly including heat-radiating substrate, capacitance module, power module and
Current sensor, power module mainly include DBC, chip, shell and silica gel, and chip is welded on the upper strata copper coin of DBC, silica gel
Shell inner cavity is filled in, the capacitance module is fixed on heat-radiating substrate and is electrically connected with the input terminal of power module；It is described
Power module is directly welded on heat-radiating substrate；The current sensor is arranged on power module outlet side and is fixed on heat dissipation base
On plate.
The output terminal of the capacitance module is composite bus bar structure, and composite bus bar structure extraction cuboid stitch passes through super
The upper strata copper coin of sound wave welding manner and DBC connect.
Three-phase pole plate is inlayed on the current sensor shell, which is made of three pole plates, each pole plate
Cuboid stitch is drawn respectively and is connected by the upper strata copper coin of ultrasonic bonding mode and DBC in one end.
The other end of the pole plate is bifurcated rectangular parallelepiped structure.
Integrated electrical module provided by the present invention is by the essential core electricity piece integrated modular of electric machine controller, electrically
Ultrasonic bonding is used to simplify assemble flow traditional bolt to be replaced to connect, reduce piece electrical part institute between part
It takes up space, is more suitable for the miniaturization of BSG electric machine controllers and the growth requirement of automated production.
Description of the drawings
Fig. 1 is the dimensional structure diagram of integrated electrical module of the present invention.
Fig. 2 is the cross-sectional view of integrated electrical module of the present invention.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As illustrated in fig. 1 and 2, BSG electric machine controllers according to the present invention with integrated electrical module mainly by heat-radiating substrate
1st, capacitance module 2, power module 3 and current sensor 4 form；Power module 3 is mainly by DBC5, chip 6, shell 7 and silica gel
10 compositions, chip 6 are welded in DBC5 upper stratas copper coin, and DBC5 lower floors copper coin is directly welded on heat-radiating substrate 1；Capacitance module 2 is solid
Due on heat-radiating substrate 1, output terminal is composite bus bar structure 8, and composite bus bar structure 8 passes through ultrasonic bonding mode and power
DBC5 upper stratas copper coin connects in 3 structure of module；Current sensor 4 is arranged on 3 outlet side of power module, and is fixed on heat-radiating substrate
Three-phase pole plate 9 is inlayed on 1, on shell, three-phase pole plate 9 is made of three independent pole plates, and 9 one end of three-phase pole plate passes through ultrasound
Wave welding manner is connect with the DBC5 upper stratas copper coin in 3 structure of power module, and bifurcated cuboid knot is presented in 9 other end of three-phase pole plate
Structure；Three-phase pole plate 9 can be connect with the motor three-phase pole plate across current sensor by electric resistance welding.
The specific manufacturing process of the present invention is as follows：Chip 6 is welded on the upper strata copper coin of DBC5, by lower floor's copper coin of DBC5
It is welded on heat-radiating substrate 1, then shell 7 is fixed on heat-radiating substrate 1, capacitance module 2 is fixed on heat-radiating substrate,
Output terminal busbar structure 8 is drawn cuboid stitch and is contacted with DBC5 upper stratas copper coin, and it is defeated that current sensor 4 is fixed on power module
Go out side, 9 one end of three-phase pole plate set on shell is drawn cuboid stitch and contacted with DBC5 upper stratas copper coin, passes through supersonic welding
Connect cuboid stitch, the cuboid stitch of 9 structure one end of three-phase pole plate extraction and DBC5 upper stratas that mode draws busbar structure 8
Copper coin is welded together, to being filled silica gel 10 in shell 7.
Essential core electricity piece integrated modular in BSG electric machine controllers is conducive to BSG electric machine controllers by the present invention
Miniaturization and the growth requirement of automated production.
Claims (4)
1. a kind of BSG electric machine controllers integrated electrical module, mainly including heat-radiating substrate, capacitance module, power module and electricity
Flow sensor, power module mainly include DBC, chip, shell and silica gel, and chip is welded on the upper strata copper coin of DBC, and silica gel is filled out
It fills in shell inner cavity, it is characterised in that：The capacitance module is fixed on heat-radiating substrate and electrical with the input terminal of power module
Connection；The power module is directly welded on heat-radiating substrate；The current sensor is arranged on power module outlet side and consolidates
Due on heat-radiating substrate.
2. the BSG electric machine controllers integrated electrical module according to claims 1, it is characterised in that：The capacitance mould
The output terminal of block is composite bus bar structure, which draws cuboid stitch and pass through ultrasonic bonding mode and DBC
The connection of upper strata copper coin.
3. the BSG electric machine controllers integrated electrical module according to claims 1, it is characterised in that：The electric current passes
Three-phase pole plate is inlayed on sensor shell, which is made of three pole plates, and cuboid is drawn in one end of each pole plate respectively
Stitch is connected by the upper strata copper coin of ultrasonic bonding mode and DBC.
4. the BSG electric machine controllers integrated electrical module according to claims 3, it is characterised in that：The pole plate
The other end is bifurcated rectangular parallelepiped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168190.3A CN108233820B (en) | 2016-12-16 | 2016-12-16 | Integrated electrical module for BSG motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168190.3A CN108233820B (en) | 2016-12-16 | 2016-12-16 | Integrated electrical module for BSG motor controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108233820A true CN108233820A (en) | 2018-06-29 |
| CN108233820B CN108233820B (en) | 2024-06-11 |
Family
ID=62651702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611168190.3A Active CN108233820B (en) | 2016-12-16 | 2016-12-16 | Integrated electrical module for BSG motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108233820B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111614212A (en) * | 2020-06-20 | 2020-09-01 | 北汽大洋电机科技有限公司 | Motor controller of BSG system and integrated BSG system |
| CN115038312A (en) * | 2022-06-24 | 2022-09-09 | 中国第一汽车股份有限公司 | Power packaging module of motor controller |
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| CN115038312A (en) * | 2022-06-24 | 2022-09-09 | 中国第一汽车股份有限公司 | Power packaging module of motor controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108233820B (en) | 2024-06-11 |
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