CN206877992U - IGBT module, dynamical system and hybrid vehicle - Google Patents
IGBT module, dynamical system and hybrid vehicle Download PDFInfo
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- CN206877992U CN206877992U CN201720605326.6U CN201720605326U CN206877992U CN 206877992 U CN206877992 U CN 206877992U CN 201720605326 U CN201720605326 U CN 201720605326U CN 206877992 U CN206877992 U CN 206877992U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
Technical field of semiconductors is the utility model is related to, a kind of IGBT module is disclosed, apply the dynamical system of this kind of IGBT module and applies the hybrid vehicle of this kind of dynamical system.Wherein, dynamical system, motor, battery and IGBT module are included；Wherein, IGBT module electrically connects with battery and motor respectively, and the DC inverter for battery to be exported is the alternating current needed for motor.IGBT module includes the first IGBT groups being made up of multiple IGBT switching tubes；The 2nd IGBT groups being made up of multiple IGBT switching tubes；The radiator being arranged between the first IGBT groups and the 2nd IGBT groups.The utility model is advantageous to the hardware and software platform design and Integration Design of electric automobile, can reduce production cost.
Description
Technical field
Technical field of semiconductors is the utility model is related to, more particularly to a kind of IGBT module, applies this kind of IGBT module
Dynamical system and apply the hybrid vehicle of this kind of dynamical system.
Background technology
IGBT (Insulated Gate Bipolar Transistor), Chinese is insulated gate bipolar transistor,
The compound full-control type voltage driven type power half being made up of BJT (double pole triode) and MOS (insulating gate type field effect tube)
Conductor device, have MOSFET (Metal-Oxide Semiconductor field-effect transistor) high input impedance and GTR (electric power crystal concurrently
Pipe) low conduction voltage drop of both advantage.GTR saturation pressures reduce, and current carrying density is big, but driving current is larger；MOSFET drives
Dynamic power very little, switching speed is fast, but conduction voltage drop is big, and current carrying density is small.IGBT combines the advantages of both the above device, drives
Dynamic power is small and saturation pressure reduces, and is highly suitable to be applied for DC voltage to be used in 600V and the converter system of the above, therefore
At this stage, having become energy transformation and the core devices of transmission.
Because IGBT backside process is relative complex, yardstick needs to control at 6-8 mils (mil), and fragment easily occurs, because
This production cost is higher.
Those of ordinary skill in the art understand, in automobile, particularly electric automobile, IGBT as a kind of necessary device just
Attracted attention more and more.Particularly IGBT is the core parts of motor driven systems, in the plus-minus each time of vehicle
IGBT plays very important effect during speed, can freely convert electric energy, accelerate when by DC inverter for hand over
Stream electricity and motor, are converted into direct current by motor AC electricity and reclaim electric energy in braking.
For electric automobile, it can usually be divided into pure two kinds of electric automobile and hybrid vehicle.Wherein, pure electricity
A controller generally is matched using a heavy-duty motor in electric automobile, forms drive system.And hybrid vehicle is then
Usually set two low-power machines to match two controllers and form drive system.Therefore for two kinds of automobiles, it is necessary to using
To the IGBT module of different power grades.
In the prior art, the IGBT module of high-power grade is formed often through multiple IGBT switching tubes, but there is no
IGBT module had both gone for the control of high-power single motor of pure electric automobile, went for hybrid vehicle again
Double Motor Control.Therefore in the prior art, it is necessary to be directed to two small-powers particularly in existing hybrid vehicle
Electrode matches two controllers and sets two IGBT modules, it is also necessary to sets radiator, system respectively to two IGBT modules
Complexity is very high.Therefore extremely it is unfavorable for the design of electric automobile hardware and software platform and Integration Design, while is also unfavorable for reducing production
Cost.
Utility model content
The purpose of this utility model be to provide a kind of IGBT module, the dynamical system for applying this kind of IGBT module and
Apply the hybrid vehicle of this kind of dynamical system.The utility model be advantageous to electric automobile hardware and software platform design and it is integrated
Design, can reduce production cost.
Specifically, the utility model provides a kind of IGBT module, including：First be made up of multiple IGBT switching tubes
IGBT groups；The 2nd IGBT groups being made up of multiple IGBT switching tubes；Radiator, be arranged on the first IGBT groups and the 2nd IGBT groups it
Between.
The utility model additionally provides a kind of dynamical system, includes motor, battery and foregoing IGBT module；
Wherein, IGBT module electrically connects with battery and motor respectively, and the DC inverter for battery to be exported is driving electricity
Alternating current needed for machine.
In the utility model, by the way that IBGT switching tube is grouped, two groups of IGBT modules can be made to pass through external
Terminal links together, and for the application scenarios of heavy-duty motor, two groups of IGBT modules can also be made independent of one another, used respectively
In the application scenarios of two low-power machines.In terms of existing technologies, because the utility model has been provided simultaneously with supporting two
The ability of kind application scenarios, therefore system complexity is reduced, be advantageous to the hardware and software platform design of electric automobile.
In addition, in the utility model, radiator is arranged between the first IGBT groups and the 2nd IGBT groups, while is two
Group IGBT switching tube radiatings, improve integration so that the volume and weight of IGBT module reduces, and power density improves, favorably
In the Integration Design of electric automobile.
Summary is considered, and production cost can be greatly reduced in the utility model, is adapted to large-scale promotion to use.
Preferably, the first IGBT groups and the 2nd IGBT groups are respectively welded on relative two surface of radiator.Will
Two groups of IGBT are respectively welded at radiator upper and lower surface so that same radiator can be simultaneously efficiently upper and lower two surfaces
IGBT is radiated.The film-cooled heat utilization rate of radiator is improved, while further enhancing integrated efficiency.
Preferably, the first IGBT groups are identical with the IGBT switching tube quantity of the 2nd IGBT groups, and relative to radiator phase
Mutually it is symmetrically arranged.Symmetrical setting can reduce the stray inductance of IGBT switching tubes, and electric current when improving used in parallel is equal
Weighing apparatus property.
Preferably, the first IGBT groups and the 2nd IGBT groups include 6 IGBT switching tubes respectively.6 IGBT switching tubes institutes
The size of current that can be supported just is matched with the motor of most hybrid vehicle, and 12 IGBT switching tubes are then just
It is matched with the motor of most electric automobile.During from each self-contained 6 IGBT switching tubes, IGBT module has on platform
More preferable versatility.
In addition, preferably, be internally provided with heat dissipation channel in radiator, the cooling flowed in heat dissipation channel is utilized
Liquid radiates to the first IGBT groups and the 2nd IGBT groups.IGBT switching tubes are cooled down using coolant, compared to wind-cooling heat dissipating
For heat pipe heat radiation, there is higher heat exchange efficiency, cost advantage is also preferable.
Further, preferably, heat dissipation channel is arranged at and the first IGBT groups and the 2nd IGBT in the inside of radiator
The corresponding position of each IGBT switching tubes of group.Heat dissipation channel is located at the position corresponding with IGBT switching tubes, Ke Yibang
IGBT switching tubes are helped to realize more preferable radiating effect.
Further, preferably, in IGBT module, the first IGBT groups and the 2nd IGBT groups in parallel with
Motor electrically connects.When the two is electrically connected with motor in parallel, can be opened simultaneously using two groups of IGBT
Close pipe and carry out motor, therefore bigger drive circuit can be supported, heavy-duty motor can be adapted well to.
In addition, preferably, dynamical system also includes the alternating current generator electrically connected with IGBT module；
In IGBT module, friendship of the first IGBT groups for the DC inverter that is exported battery needed for motor
Stream electricity；2nd IGBT groups are direct current for the AC rectification for being exported alternating current generator, are charged the battery.
The utility model additionally provides a kind of hybrid vehicle, is provided with the dynamical system for including foregoing IGBT module
System.
Two groups of IGBT correspond to motor and alternating current generator respectively so that an IGBT module can fully meet mixing
The demand of power vehicle, improve the integration and security of auto parts and components.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model first embodiment IGBT module；
Fig. 2 is the schematic front view of the utility model first embodiment IGBT module；
Fig. 3 is the schematic top plan view of the utility model first embodiment IGBT module；
Fig. 4 is the structured flowchart of the utility model second embodiment IGBT module；
Fig. 5 is the schematic perspective view of the utility model second embodiment IGBT module；
Fig. 6 is the structured flowchart of the embodiment IGBT module of the utility model the 3rd；
Fig. 7 is the stereogram of the embodiment IGBT module of the utility model the 3rd.
Description of reference numerals：
The IGBT groups of 1- the first；The IGBT groups of 2- the 2nd；3- radiators；31- heat dissipation channels；4-IGBT switching tubes；5- external connection ends
Son；6- connects bar.
Embodiment
With reference to Figure of description, the utility model is described in further detail.It is schematically simple in accompanying drawing
Change shows structure of IGBT module etc..
Embodiment one
First embodiment of the present utility model provides a kind of IGBT module, with reference to shown in Fig. 1, Fig. 2, including：By more
The first IGBT groups 1 that individual IGBT switching tubes 4 are formed；The 2nd IGBT groups 2 being made up of multiple IGBT switching tubes 4；Radiator 3, if
Put between the first IGBT groups 1 and the 2nd IGBT groups 2.The specific composition of IGBT switching tubes can be traditional IGBT switching tubes,
As long as it can realize that electric current is changed.
In the present embodiment, by the way that IBGT switching tube is grouped, two groups of IGBT modules can be made to apply respectively
In different scenes, two groups of IGBT modules can both have been connected as one to the application scenarios for heavy-duty motor, can also
Two groups of IGBT modules are made to be respectively used to the application scenarios of two low-power machines independently of one another.In terms of existing technologies,
Because present embodiment has been provided simultaneously with supporting the ability of two kinds of application scenarios, therefore system complexity is reduced, be advantageous to electricity
The hardware and software platform design of electrical automobile.The attachment structure of two groups of IGBT modules has a detailed description in the following description.
In the present embodiment, the first IGBT groups 1 are identical with the quantity of IGBT switching tubes 4 of the 2nd IGBT groups 2, and relative to
Radiator 3 symmetrically is set.Symmetrical setting can reduce the stray inductance of IGBT switching tubes 4, improve used in parallel
When current balance.Obviously, those of ordinary skill in the art understand, asymmetric design also can still realize this reality substantially
With new purpose of utility model.
In the present embodiment, the first IGBT groups 1 and the 2nd IGBT groups 2 can include 6 IGBT switching tubes 4 respectively.6
The size of current that IGBT switching tubes 4 can be supported can be matched with the motor of most hybrid vehicle, and 12
IGBT switching tubes 4 can then be matched with the motor of most pure electric automobile.From each self-contained 6 IGBT switching tubes 4
When, IGBT module has more preferable versatility on platform.Certainly, the specific power of electric motor of automobile might have change, specifically
The quantity of IGBT switching tubes can be selected according to the demand of platform, and be not limited to the quantity of present embodiment.
It is separated between radiator 3 and IBGT modules in traditional automobile circuit design.Therebetween by O-shaped
Enclose to seal or be adjacent to and be connected by air channel.Because O-ring has characteristic easy to aging, sealing reliability is bad,
The radiating effect of radiator 3 after long-term use may be caused to decline, IGBT module is even resulted in and burn.
The working environment of IGBT module is severe in motor vehicle driven by mixed power.Specifically, designed according to different vehicle, IGBT moulds
Block is likely to be positioned in car trunk, gearbox or under bonnet close to the position of internal combustion engine, therefore IGBT module will be subjected to sternly
The test of high temperature (- 40 DEG C~150 DEG C) and mechanical condition, such as vibration, impact and extruding etc..Therefore in this embodiment party
In formula, the first IGBT groups 1 and the 2nd IGBT groups 2 are respectively welded on relative two surface of radiator 3, improve radiator
3 sealing.Radiator 3 is connected with IGBT groups by welding manner simultaneously, improves the structural strength of IGBT module, Neng Gougeng
It is adapted to the severe working environment of automotive interior.
After the grouping, two groups of IGBT are respectively welded at the upper and lower surface of radiator 3, enable to same radiator 3 can
Efficiently to be radiated for the IGBT on upper and lower two surfaces simultaneously.The film-cooled heat utilization rate of radiator 3 is improved, while enters one
Step enhances integrated efficiency.Certainly, two groups of IGBT and radiator 3 connected mode are not limited to weld, as long as enabling to dissipate
Hot device is firmly fixed at two groups of IGBT, naturally it is also possible to using other modes such as being bonded.
Moreover, radiator 3 is arranged between the first IGBT groups 1 and the 2nd IGBT groups 2, while it is two groups of IGBT switching tubes
4 radiatings, improve integration so that the volume and weight of IGBT module reduces, and power density improves, and is advantageous to electric automobile
Integration Design.
Radiator 3 itself can radiate to the first IGBT groups 1 and the 2nd IGBT groups 2, can also be set on radiator 3
The increase area of dissipation such as fin is put to come to the first IGBT groups 1 and the radiating of the 2nd IGBT groups 2.In addition, it is shown in Figure 2, radiating
Device 3 is internally provided with heat dissipation channel 31, using the coolant flowed in heat dissipation channel 31 to the first IGBT groups 1 and second
IGBT groups 2 are radiated.One of ordinary skill in the art knows, heat caused by IGBT module, mainly IGBT switching tubes 4
Caused heat can be regarded as what is dissipated by three links, and these three links are respectively IGBT switching tubes 4-IGBT switches
Pipe shell, IGBT switches pipe shell-radiator 3, radiator 3- environment.IGBT switching tubes 4 are cooled down using coolant, added
The heat-removal modalities of IGBT switching tubes 4, and have higher for wind-cooling heat dissipating and heat pipe heat radiation using coolant radiating
Heat exchange efficiency, cost advantage are also preferable.
Furthermore, it is understood that shown in Figure 3, heat dissipation channel 31 can be arranged at and the first IGBT in the inside of radiator 3
The corresponding position of each IGBT switching tubes 4 of the IGBT groups 2 of group 1 and the 2nd.Therefore heat dissipation channel 31 is located at and switched with IGBT
The corresponding position of pipe 4, it can accurately correspond to the position of heating, help IGBT switching tubes 4 to realize more preferable radiating effect.
In addition, by the auxiliary heat dissipation of heat dissipation channel 31, the operating temperature of radiator 3 and heat dissipation channel 31 can be relatively shorter than each individually
Temperature during work, it can make it that both service life is longer.
Summary is considered, and production cost can be greatly reduced in present embodiment, is adapted to large-scale promotion to use.
Embodiment two
Second embodiment of the present utility model provides a kind of dynamical system, is primarily referred to as pure electric automobile and is applied
Dynamical system, the dynamical system includes the IGBT module that the utility model first embodiment is addressed, new in this practicality
In the second embodiment of type, with reference to shown in Fig. 4, Fig. 5, in IGBT module, the first IGBT groups 1 and the 2nd IGBT groups 2 are with simultaneously
The mode of connection electrically connects with motor.
In pure electric automobile, battery (dc-battery) is equipped with, sends the direct current in battery to inverter,
Direct current is converted into alternating current using inverter (IGBT), to drive the motor of electric automobile, motor driving
Automobile moves.
Therefore, as shown in figure 5, being respectively arranged with and driving in the first IGBT groups 1 of IGBT module and the 2nd IGBT groups 2
The external terminal 5 of motor electrical connection.In addition, although it is not shown, the first IGBT groups 1 of IGBT module and the 2nd IGBT groups 2 are also distinguished
It is connected with battery.
It is shown in Figure 5, in IGBT module, it can utilize and connect bar 6, the external terminal 5 of two IGBT groups is connected
Together, in order to being electrically connected with motor.
And it is shown in Figure 4, in dynamical system, in the dynamical system that particularly pure electric automobile is applied, by
After one IGBT groups 1 and the parallel connection of the 2nd IGBT groups 2, battery is simultaneously motor by the first IGBT groups 1 and the 2nd IGBT groups 2
Work so that IGBT module can adapt to the inversion in high current.
In general, power needed for the motor of pure electric automobile is larger, and summary is considered, when the He of the first IGBT groups 1
, can be simultaneously using two groups of IGBT switching tubes come to same when 2nd IGBT groups 2 are electrically connected with motor in parallel
One motor is powered, therefore can be adapted well to heavy-duty motor.
Embodiment three
3rd embodiment of the present utility model provides a kind of dynamical system, is primarily referred to as hybrid vehicle and is applied
Dynamical system, the 3rd embodiment and second embodiment are different, are in place of main difference, of the present utility model
In second embodiment, the first IGBT groups 1 and the 2nd IGBT groups 2 electrically connect with motor in parallel；And in this reality
With in the 3rd new embodiment, with reference to shown in Fig. 6, Fig. 7, dynamical system also includes exchanging hair with what IGBT module electrically connected
Motor, in IGBT module, the DC inverter that the first IGBT groups 1 are used to be exported on battery is the exchange needed for motor
Electricity, to drive the motor of automobile, motor driving automobile movement；2nd IGBT groups 2 are used for alternating current generator institute
The AC rectification of output is direct current, is charged the battery, and the alternating current generator is connected with automobile engine, passes through car engine
The work of machine and generated electricity.
Specifically, it is shown in Figure 7, in IGBT module, two groups of external terminals can be utilized, respectively with two IGBT
Group connection, to cause two IGBT groups each to work independently respectively.
And it is shown in Figure 6, in dynamical system, in the dynamical system that particularly hybrid vehicle is applied, by
One IGBT groups 1 are connected with motor, and the 2nd IGBT groups 2 are connected with alternating current generator, the first IGBT groups 1 and the 2nd IGBT groups 2
All it is connected with battery so that two IGBT groups can be adapted to the dynamical system of hybrid vehicle by working independently to realize
Required multidirectional electric current conversion.
Therefore comprehensive second and the 3rd embodiment consider, in the utility model, by the way that IGBT switching tubes are carried out
Packet, can make two groups of IGBT modules be linked together by external terminal 5, for the application scenarios of heavy-duty motor,
Two groups of IGBT modules can be made independent of one another, be respectively used to the application scenarios of two low-power machines.Relative to prior art
Speech, because the utility model has been provided simultaneously with supporting the ability of two kinds of application scenarios, therefore system complexity is reduced, be advantageous to
The hardware and software platform design of electric automobile.
Embodiment four
The utility model additionally provides a kind of hybrid vehicle, sets the dynamical system for including foregoing IGBT module.
Two groups of IGBT correspond to motor and alternating current generator respectively so that an IGBT module can fully meet mixing
The demand of power vehicle, improve the integration and security of auto parts and components.
It will be understood by those skilled in the art that in above-mentioned each embodiment, in order that reader is more preferably geographical
Solve the application and propose many ins and outs.But even if without these ins and outs and based on the respective embodiments described above
Many variations and modification, each claim of the application technical scheme claimed can also be realized substantially.Therefore, in reality
In, can to above-mentioned embodiment, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (10)
1. a kind of IGBT module, including：
The first IGBT groups (1) being made up of multiple IGBT switching tubes (4)；
The 2nd IGBT groups (2) being made up of multiple IGBT switching tubes (4)；
Radiator (3), it is arranged between the first IGBT groups (1) and the 2nd IGBT groups (2).
2. IGBT module according to claim 1, it is characterised in that the first IGBT groups (1) and the 2nd IGBT
Group (2) is respectively welded on relative two surface of the radiator (3).
3. IGBT module according to claim 1 or 2, it is characterised in that the first IGBT groups (1) and described second
IGBT switching tubes (4) quantity of IGBT groups (2) is identical, and symmetrically is set relative to the radiator (3).
4. IGBT module according to claim 3, it is characterised in that the first IGBT groups (1) and the 2nd IGBT
Group (2) includes 6 IGBT switching tubes (4) respectively.
5. IGBT module according to claim 1 or 2, it is characterised in that scattered in being internally provided with for the radiator (3)
The passage of heat (31), using the coolant of the flowing in the heat dissipation channel (31) to the first IGBT groups (1) and described second
IGBT groups (2) are radiated.
6. IGBT module according to claim 5, it is characterised in that the heat dissipation channel (31) is in the radiator (3)
Inside be arranged at it is corresponding with each IGBT switching tubes (4) of the first IGBT groups (1) and the 2nd IGBT groups (2)
Position.
7. a kind of dynamical system, it is characterised in that including any one in motor, battery and the claim 1 to 6
Described IGBT module；
Wherein, the IGBT module electrically connects with the battery and the motor respectively, for the battery to be exported
DC inverter be the alternating current needed for the motor.
8. dynamical system according to claim 7, it is characterised in that in the IGBT module, the first IGBT groups
(1) electrically connected in parallel with the motor with the 2nd IGBT groups (2).
9. dynamical system according to claim 7, it is characterised in that the dynamical system also includes and the IGBT module
The alternating current generator of electrical connection；
In the IGBT module, it is described that the first IGBT groups (1), which are used for the DC inverter that the battery is exported,
Alternating current needed for motor；The 2nd IGBT groups (2) are used for the AC rectification for being exported the alternating current generator
For direct current, charged to the battery.
A kind of 10. hybrid vehicle, it is characterised in that：It is provided with dynamical system as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720605326.6U CN206877992U (en) | 2017-05-27 | 2017-05-27 | IGBT module, dynamical system and hybrid vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720605326.6U CN206877992U (en) | 2017-05-27 | 2017-05-27 | IGBT module, dynamical system and hybrid vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981480A (en) * | 2017-05-27 | 2017-07-25 | 富士电机（中国）有限公司 | IGBT module, dynamical system and hybrid vehicle |
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2017
- 2017-05-27 CN CN201720605326.6U patent/CN206877992U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981480A (en) * | 2017-05-27 | 2017-07-25 | 富士电机（中国）有限公司 | IGBT module, dynamical system and hybrid vehicle |
| CN106981480B (en) * | 2017-05-27 | 2023-10-27 | 富士电机（中国）有限公司 | IGBT module, power system and hybrid electric vehicle |
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