CN207868999U - A kind of vehicle electric converting means - Google Patents
A kind of vehicle electric converting means Download PDFInfo
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- CN207868999U CN207868999U CN201721565588.0U CN201721565588U CN207868999U CN 207868999 U CN207868999 U CN 207868999U CN 201721565588 U CN201721565588 U CN 201721565588U CN 207868999 U CN207868999 U CN 207868999U
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Abstract
The utility model discloses a kind of vehicle electric converting means.Including liquid cooling heat radiator, the first power conversion unit and the second power conversion unit;First power conversion unit is mounted on the upper surface of liquid cooling heat radiator, and the second power conversion unit is mounted on the lower surface of liquid cooling heat radiator.Often set power conversion unit is configured to convert direct current into the DC communication power cell of alternating current, direct current is carried out the DC DC power cell of boost or depressurization transformation and alternating current is converted to any one in the AC DC power cell of DC current.The public liquid cooling heat radiator of two power conversion units of the utility model, and power conversion unit can for flexible configuration, it can be achieved that universal elements are shared, power density be high as needed, manufacturing cost is low.
Description
Technical field
The utility model is related to new-energy automobile actuation techniques fields, and in particular to a kind of vehicle electric converting means.
Background technology
New-energy automobile (including hybrid vehicle and pure electric automobile) considers because of different designs to its power conversion
The requirement of device is inconsistent.For using low battery voltages, the new-energy automobile of high electric moter voltage, in motor driver prime
Booster converter need to be arranged in direct current component, and lower cell voltage is boosted to the high voltage direct current of enough driving motors.For
Two electric machine controllers are usually required using the new-energy automobile of double drive motor or double-winding motor, with drive different motors or
Winding.For the new-energy automobile for being equipped with heavy-duty motor, the mode of generally use driver parallel connection is to increase its output work
Rate.Application for two converter/drivers of above-mentioned needs, by the way of individual converting means or the integrated arrangement of single side
It is unfavorable for reducing volume and hoisting power density.
Technical field
In order to meet the requirement of motor controller of new energy automobile and voltage changer high power density, low manufacturing cost,
The utility model provides a kind of vehicle electric converting means.
The technical solution of the utility model is:
The power-converting device includes two sets of power conversion units, and two sets of power conversion units are arranged in liquid
Cold heat sink both sides share a liquid cooling heat radiator;The often set power conversion unit is configured to convert direct current into friendship
The DC-AC power cell of galvanic electricity stream, by direct current carry out boost or depressurization transformation DC-DC power unit and will hand over
Galvanic electricity circulation is changed to any one in the AC-DC power cell of DC current.
It includes capacity cell, power semiconductor and drive circuit board, power half often to cover the power conversion unit
Conductor element is mounted on liquid cooling heat radiator side, and drive circuit board connects power semiconductor, power semiconductor connection
Capacity cell.
The power semiconductor is using Si materials or the IGBT of SiC material pipes and MOSFET pipes.
The combination of two sets of power conversion units is configured to a direct current-friendship for converting direct current into alternating current
The tandem compound of converter unit and a DC-dc conversion unit that direct current is carried out to boost or depressurization transformation is flowed, or is matched
It is set to parallel combination or the termination combination of the DC-AC conversion unit that two convert direct current into alternating current.
The water channel for cooling power semiconductor element is equipped in the liquid cooling heat radiator, setting is detachable thin among water channel
Plate, detachable thin plate are placed between two power semiconductor radiator structures of two power conversion units, by coolant liquid water
Road is divided into upper and lower two parts, and upper and lower two parts communicate, and one of part is used as flow inlet, another part is as flow
Outlet.
The liquid cooling heat radiator both sides are separately installed with sealing shell, and the inside of two sealing shells becomes respectively as electric power
The two chambers of changing device so that two sets of power conversion units are respectively arranged in two chambers.
The power-converting device includes electric power interface, and electric power interface connects two sets of power conversion units, institute
It is at least one set of DC terminal and at least one set of ac terminal to state electric power interface.
When the combination of two sets of power conversion units is configured to a set of DC-dc conversion unit and the change of a set of DC-AC
When changing the combination of unit, electric power interface is configured to one group of DC terminal and one group of ac terminal;When two sets of power conversion lists
The combination of member is when being configured to the combination of two sets of DC-AC conversion units, electric power interface be configured to one group of DC terminal with
One group of ac terminal or one group of DC terminal and two groups of ac terminals.
The power conversion unit connects several power busbars, and power busbar is for connecting or disconnecting two sets of power conversion lists
Between the DC terminal or exchange end and the DC terminal or ac terminal of electric power interface of member.Power busbar is divided into DC master row
And alternating current bus bar, DC master row are used to connect or disconnect the DC terminal and DC terminal of power conversion unit, alternating current bus bar is used for
Connect or disconnect exchange end and the ac terminal of power conversion unit.DC terminal and ac terminal for external connection battery and
Machine winding.
As an implementation, when the combination of two sets of power conversion units is configured to a set of DC-AC conversion unit
When with the combination of a set of DC-dc conversion unit, a pair of of DC master row connection DC terminal and DC-dc conversion unit
Between input terminal, another pair DC master row connect DC-dc conversion unit output end and DC-AC conversion unit it is straight
Between flowing end, between the exchange end and ac terminal of one group of alternating current bus bar connection DC-AC conversion unit.
As another embodiment, when the combination of two sets of power conversion units is configured to two sets of DC-AC conversion lists
When the combination of member, between a pair of of DC master row connection DC terminal and the DC terminal of two DC-AC conversion units, one group or
Two groups of alternating current bus bars are separately connected between the exchange end and ac terminal of two groups of DC-AC conversion units.
It is provided with punch-through on the liquid cooling heat radiator, after the power busbar of different chamber is fed through punch-through
It interconnects.
Two sets of power conversion units share a capacity cell or respectively use a capacity cell:
The case where sharing a capacity cell:Two sets of public DC terminals of power conversion unit are commonly connected to the same electricity
Hold element;And punch-through is disposed on the liquid cooling heat radiator, punch-through is used to install and place shared capacitance member
Part;
The case where respectively using a capacity cell:The DC terminal of two sets of power conversion units is connected respectively to respective one
A capacity cell, two capacity cells are arranged in liquid cooling heat radiator, are arranged in liquid cooling heat radiator between two capacity cells
Water channel is radiated with auxiliary capacitor.
As an implementation, the power-converting device includes two sets or more of control circuit board, two sets or more
Control circuit board sends control signal to two groups of power conversion units respectively and receives processing feedback signal.
As another embodiment, the power-converting device includes a set of control circuit board, a set of control circuit board
It is connect with the drive circuit board of two sets of power conversion units, sends control signal to two sets of power conversion units and reception processing is anti-
Feedback signal, two chambers are equipped with the installation site installed for control circuit board, and control circuit board is arranged in any chamber,
Control circuit board is arranged in any one installation site of two chambers as needed.
In specific implementation, control circuit board connects the drive circuit board of wherein a set of power conversion unit, which becomes
The drive circuit board for changing unit connects the drive circuit board of another set of power conversion unit through connecting line again.Control circuit board is sent out
Gate pole switching signal one drive circuit board is sent to by one group of connecting line or, drive circuit board or connecting again by another group
Gate pole switching signal is sent to another piece of drive circuit board or, two pieces of drive circuit board gate signals keep synchronizing by wiring.
For the new-energy automobile using bi-motor or double-winding motor, two power conversion groups in power-converting device
Conjunction is configured to two DC-AC conversion units for converting direct current into alternating current.
For the new-energy automobile using low battery voltages, high electric moter voltage, two power conversions of power-converting device
Unit is configured to one and the DC-dc conversion unit of direct current progress boost or depressurization transformation and one circulates direct current
It is changed to the DC-AC conversion unit of alternating current.Wherein DC-dc conversion unit is for carrying out lower cell voltage
Boosting inverter is at the high voltage direct current needed for motor driver, and DC-AC conversion unit is for high voltage direct current to be transformed into
For the alternating current needed for driving motor.Electric energy can be reversed flowing simultaneously, be that battery charges by motor.
Compared with the immediate prior art, the utility model has the beneficial effects that:
In technical solutions of the utility model, the power conversion unit can flexible configuration as needed, for low battery electricity
The new-energy automobile of pressure, high electric moter voltage, power conversion unit can be configured to DC-DC converter and DC-AC conversion
Device combination as a result, save the space of independent DC-DC converter, reduce cost.
In technical solutions of the utility model, special detachable thin plate is disposed in the liquid cooling heat radiator water channel, with side
It helps to form coolant liquid return flow line, keeps water channel processing simple, save processing cost.
In technical solutions of the utility model, arrangement break-through knot may be selected in the position for placing capacitance in the liquid cooling heat radiator
Structure reduces number of elements and element cost to facilitate two sets of power conversion units to share same DC capacitor;
In technical solutions of the utility model, if the power conversion unit non-common DC capacitance, it can be dissipated in the liquid cooling
The capacitance installation site of hot device is laid the course, and to enhance capacitance heat dissipation, reduces condenser failure rate.
In technical solutions of the utility model, only with a set of control circuit board, and the winding displacement for being connected to drive circuit board is adopted
It is sequentially connected to first set drive circuit board and second set of drive circuit board with the mode of daisy chain, to save number of elements and peace
Fill process.
Description of the drawings
Fig. 1 is the arrangement schematic diagram of the power-converting device;
Fig. 2 is the arrangement schematic diagram that the power-converting device uses independent capacitance scheme;
Fig. 3 is the power-converting device using the arrangement schematic diagram for sharing capacitive scheme;
Fig. 4 is the wiring for the combination that the power-converting device is configured to DC-DC and DC-AC conversion unit
Figure;
Fig. 5 is the first wiring diagram for the combination that the power-converting device is configured to two DC-AC conversion units;
Fig. 6 is the Second Linking Method figure for the combination that the power-converting device is configured to two DC-AC conversion units;
Fig. 7 is line configuring schematic diagram of the power-converting device control circuit board to two pieces of drive circuit boards.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
As depicted in figs. 1 and 2, the power-converting device of the present embodiment is mainly by 2, two sets of power conversion lists of liquid cooling heat radiator
Member 3,4, control circuit board 7 and sealing shell 51,52 form, and 2 both sides of liquid cooling heat radiator are separately installed with sealing shell 51,52,
Two chambers 61,62 of the inside of two sealing shells 51,52 respectively as power-converting device.Two sets of power conversion units 3,
4 are arranged in 2 both sides of liquid cooling heat radiator, share a liquid cooling heat radiator 2, are arranged in by two sealing shells 51,52 and liquid
In the chamber 61,62 of cold heat sink composition.
First set power conversion unit 3 is arranged in the chamber 61 being made of sealing shell 51 and liquid cooling heat radiator 2, and first
It includes power semiconductor 31, drive circuit board 32 and capacity cell 33, power semiconductor 31 to cover power conversion unit 3
Capacity cell 33 is connected, power semiconductor 31 is mounted on 2 side of liquid cooling heat radiator, and drive circuit board 32 connects power and partly leads
Volume elements part 31.
Second set of power conversion unit 4 is arranged in the chamber 62 being made of sealing shell 52 and liquid cooling heat radiator 2, and second
It includes power semiconductor 41, drive circuit board 42 and capacity cell 43, semiconductor power element to cover power conversion unit 4 equally
Part 41 connects capacity cell 43, and two power semiconductors 41 are mounted on 2 side of liquid cooling heat radiator, and drive circuit board 42 connects
Power semiconductor 41.
For the new-energy automobile using bi-motor or double-winding motor, the power conversion in power-converting device 1 combines
It is configured to two DC-AC conversion units for converting direct current into alternating current.
The mode of connection of the power conversion combination of formation is as shown in Fig. 2, first set power conversion unit 3 is DC-DC
Converter unit, second set of power conversion unit 4 are DC-AC conversion unit so that the combination of two sets of power conversion units is matched
It is set to DC-AC conversion unit that one converts direct current into alternating current and direct current is boosted or dropped by one
The tandem compound for the DC-dc conversion unit that buckling is changed.I.e. as shown in figure 4, DC terminal 81 is connected through a DC master row 91
To the input terminal of DC-dc conversion unit (power semiconductor 31), DC-dc conversion unit output end is through another straight
Stream busbar 92 is connected to the input terminal of DC-AC conversion unit (power semiconductor 41), DC-AC conversion unit
Output end is connected to ac terminal 82 through alternating current bus bar 93.DC terminal 81 is all made of high-voltage great-current with ac terminal 82 and connects
Device.
Two sets of power conversion units 3,4 respectively use a capacity cell, the power of two sets of power conversion units 3,4 partly to lead
The DC terminal of volume elements part is connected respectively to a respective capacity cell 33,34, and it is straight that capacity cell 33,34 is all connected to direct current-
It flows on the DC master row 92 between converter unit and DC-AC conversion unit.
As shown in Fig. 2, the bus capacitor element 33,43 of two sets of power conversion units 3,4 is arranged in power semiconductor
Direct current input side near, to reduce loop of power circuit stray inductance.Meanwhile bus capacitor element 33,34 is close to liquid cooling heat radiator
Side surface, to enhance heat dissipation effect.In addition, liquid cooling heat radiator 2 is disposed with water channel in 33,34 installed position of capacity cell, into
One step reduces heat dissipation thermal resistance, reduces capacitance operating temperature, increases its service life.
The power semiconductor 31,41 of two sets of power conversion units 3,4 is separately mounted to the upper following table of liquid cooling heat radiator
Face, liquid cooling heat radiator 2 are provided with corresponding cooling water channel in its corresponding position, are used for cooling power semiconductor element.For simplification
Water channel processing technology and saving processing cost, liquid cooling heat radiator water channel design are directly to run through structure.Setting is removable among water channel
Thin plate 21 is unloaded, water channel is will pass through and is divided into two, cooling water is made to flow successively through the upper and lower surface of liquid cooling heat radiator, is increased cold with flow
But the heat exchange amount of water, to increase cooling efficiency.The utility model realizes above functions by using detachable thin plate 21, detachably
Thin plate is installed among cooling water channel, direct perforative water channel is divided into two parts 22,23, slave phase negative side after coolant liquid flows through 22
To flowing through 23, respectively to being cooled down positioned at the power conversion unit of chamber 61 and chamber 62.
Embodiment 2
For the new-energy automobile using heavy-duty motor, the power conversion combination in power-converting device 1 is configured to two
A DC-AC conversion unit for converting direct current into alternating current.
The present embodiment and embodiment 1 difference lies in:The mode of connection of power conversion combination is as shown in figure 5, first set work(
Rate converter unit 3 is DC-AC conversion unit, and second set of power conversion unit 4 is person's DC-AC conversion unit so that
The combination of two sets of power conversion units is configured to the DC-AC conversion unit that two convert direct current into alternating current
Termination combination.I.e. as shown in figure 5, DC terminal 81 is connected to two DC-AC conversion unit (power through a DC master row 92
Semiconductor element 31 and power semiconductor 41) input terminal, two DC-AC conversion unit output ends are through respectively exchange
Busbar 93 is connected to respective ac terminal 82.Capacity cell 33,34 is all connected on DC master row 92.
Embodiment 3
For the new-energy automobile using heavy-duty motor, the power conversion combination in power-converting device 1 is configured to two
A DC-AC conversion unit for converting direct current into alternating current.
The present embodiment and embodiment 1 difference lies in:The mode of connection of power conversion combination is as shown in fig. 6, first set work(
Rate converter unit 3 is DC-AC conversion unit, and second set of power conversion unit 4 is person's DC-AC conversion unit so that
The combination of two sets of power conversion units is configured to the DC-AC conversion unit that two convert direct current into alternating current
Parallel combination.I.e. as shown in fig. 6, DC terminal 81 is connected to two DC-AC conversion unit (power through a DC master row 92
Semiconductor element 31 and power semiconductor 41) input terminal, two DC-AC conversion unit output ends are through the same friendship
Stream busbar 93 is connected to the same ac terminal 82.Capacity cell 33,34 is all connected on DC master row 92.
Embodiment 4
As shown in figures 1 and 3, the power-converting device of the present embodiment is mainly by 2, two sets of power conversion lists of liquid cooling heat radiator
Member 3,4, control circuit board 7 and sealing shell 51,52 form, and 2 both sides of liquid cooling heat radiator are separately installed with sealing shell 51,52,
Two chambers 61,62 of the inside of two sealing shells 51,52 respectively as power-converting device.Two sets of power conversion units 3,
4 are arranged in 2 both sides of liquid cooling heat radiator, share a liquid cooling heat radiator 2, are arranged in by two sealing shells 51,52 and liquid
In the chamber 61,62 of cold heat sink composition.
First set power conversion unit 3 is arranged in the chamber 61 being made of sealing shell 51 and liquid cooling heat radiator 2, and first
It includes power semiconductor 31, drive circuit board 32 and capacity cell 33, power semiconductor 31 to cover power conversion unit 3
Capacity cell 33 is connected, power semiconductor 31 is mounted on 2 side of liquid cooling heat radiator, and drive circuit board 32 connects power and partly leads
Volume elements part 31.
Second set of power conversion unit 4 is arranged in the chamber 62 being made of sealing shell 52 and liquid cooling heat radiator 2, and second
It includes power semiconductor 41, drive circuit board 42 and capacity cell 43, semiconductor power element to cover power conversion unit 4 equally
Part 41 connects capacity cell 43, and two power semiconductors 41 are mounted on 2 side of liquid cooling heat radiator, and drive circuit board 42 connects
Power semiconductor 41.
First set power conversion unit 3 is DC-dc conversion unit, and second set of power conversion unit 4 is person's direct current-friendship
Flow converter unit so that the combination of two sets of power conversion units is configured to one and converts direct current into the straight of alternating current
The tandem compound of stream-exchange conversion unit and a DC-dc conversion unit that direct current is carried out to boost or depressurization transformation.
I.e. as shown in figure 4, DC terminal 81 is connected to DC-dc conversion unit (power semiconductor 31) through a DC master row 91
Input terminal, DC-dc conversion unit output end is connected to DC-AC conversion unit (power through another DC master row 92
Semiconductor element 41) input terminal, the output end of DC-AC conversion unit is connected to ac terminal 82 through alternating current bus bar 93.
DC terminal 81 and ac terminal 82 are all made of high-voltage great-current connector.
Two sets of power conversion units 3,4 share a capacity cell, and the power conversion unit of common DC bus 92 is matched
It sets, number of elements and cost is further reduced by the way of common bus capacitance.Arrangement is as shown in figure 3, liquid-cooling heat radiation
Device runs through structure 34 in bus capacitor location arrangements, to place public capacitance 34.Capacity cell 34 is connected to DC-dc conversion
On DC master row 92 between unit and DC-AC conversion unit.
As shown in Fig. 2, the bus capacitor element 33,43 of two sets of power conversion units 3,4 is arranged in power semiconductor
Direct current input side near, to reduce loop of power circuit stray inductance.Meanwhile bus capacitor element 33,34 is close to liquid cooling heat radiator
Side surface, to enhance heat dissipation effect.In addition, liquid cooling heat radiator 2 is disposed with water channel in 33,34 installed position of capacity cell, into
One step reduces heat dissipation thermal resistance, reduces capacitance operating temperature, increases its service life.
The power semiconductor 31,41 of two sets of power conversion units 3,4 is separately mounted to the upper following table of liquid cooling heat radiator
Face, liquid cooling heat radiator 2 are provided with corresponding cooling water channel in its corresponding position, are used for cooling power semiconductor element.For simplification
Water channel processing technology and saving processing cost, liquid cooling heat radiator water channel design are directly to run through structure.Setting is removable among water channel
Thin plate 21 is unloaded, water channel is will pass through and is divided into two, cooling water is made to flow successively through the upper and lower surface of liquid cooling heat radiator, is increased cold with flow
But the heat exchange amount of water, to increase cooling efficiency.The utility model realizes above functions by using detachable thin plate 21, detachably
Thin plate is installed among cooling water channel, direct perforative water channel is divided into two parts 22,23, slave phase negative side after coolant liquid flows through 22
To flowing through 23, respectively to being cooled down positioned at the power conversion unit of chamber 61 and chamber 62.
Embodiment 5
For the new-energy automobile using heavy-duty motor, the power conversion combination in power-converting device 1 is configured to two
A DC-AC conversion unit for converting direct current into alternating current.
The present embodiment and embodiment 4 difference lies in:The mode of connection of power conversion combination is as shown in figure 5, first set work(
Rate converter unit 3 is DC-AC conversion unit, and second set of power conversion unit 4 is person's DC-AC conversion unit so that
The combination of two sets of power conversion units is configured to the DC-AC conversion unit that two convert direct current into alternating current
Termination combination.I.e. as shown in figure 5, DC terminal 81 is connected to two DC-AC conversion unit (power through a DC master row 92
Semiconductor element 31 and power semiconductor 41) input terminal, two DC-AC conversion unit output ends are through respectively exchange
Busbar 93 is connected to respective ac terminal 82.Common capacity cell 33 is all connected on DC master row 92.
Embodiment 6
For the new-energy automobile using heavy-duty motor, the power conversion combination in power-converting device 1 is configured to two
A DC-AC conversion unit for converting direct current into alternating current.
The present embodiment and embodiment 4 difference lies in:The mode of connection of power conversion combination is as shown in fig. 6, first set work(
Rate converter unit 3 is DC-AC conversion unit, and second set of power conversion unit 4 is person's DC-AC conversion unit so that
The combination of two sets of power conversion units is configured to the DC-AC conversion unit that two convert direct current into alternating current
Parallel combination.I.e. as shown in fig. 6, DC terminal 81 is connected to two DC-AC conversion unit (power through a DC master row 92
Semiconductor element 31 and power semiconductor 41) input terminal, two DC-AC conversion unit output ends are through the same friendship
Stream busbar 93 is connected to the same ac terminal 82.Common capacity cell 33 is all connected on DC master row 92.
For any of the above embodiments, power-converting device 1 only configures one piece of control circuit board 7, for two
The control of power conversion unit 3,4 is covered, control circuit board is positioned in any one chamber 61 or 62.It is assembled to simplify, control
Signal is connected to two pieces of drive circuit boards 32,42 using daisy chaining, and connection type is as shown in Figure 7.Control circuit board 7 is sent out
Gate pole switching signal one drive circuit board 32 or 42 is sent to by one group of connecting line 73, the drive circuit board 32 or 42 is again
Gate pole switching signal is sent to another piece of drive circuit board 42 or 32 by another group of connecting line 74.
By above-described embodiment as it can be seen that the public liquid cooling heat radiator of two power conversion units of the utility model, and
Power conversion unit can flexible configuration be, it can be achieved that universal elements are shared as needed, and power density is high, and manufacturing cost is low, tool
There is it to protrude significant technique effect.
Claims (10)
1. a kind of vehicle electric converting means, it is characterised in that:The power-converting device includes two sets of power conversion units, institute
It states two sets of power conversion units and is arranged in liquid cooling heat radiator (2) both sides, share a liquid cooling heat radiator (2);It is described often to cover
Power conversion unit is configured to convert direct current into the DC-AC power cell of alternating current, rises direct current
The DC-DC power unit of pressure or decompression transformation and alternating current is converted to the AC-DC power cell of DC current
In any one.
2. vehicle electric converting means as described in claim 1, it is characterised in that:Often covering the power conversion unit includes
Capacity cell, power semiconductor and drive circuit board, power semiconductor are mounted on liquid cooling heat radiator (2) side, drive
Dynamic circuit board connects power semiconductor, and power semiconductor connects capacity cell.
3. vehicle electric converting means as described in claim 1, it is characterised in that:It is equipped with and uses in the liquid cooling heat radiator (2)
Detachable thin plate (21) is set among the water channel of cooling power semiconductor element, water channel, coolant liquid water channel is divided into upper and lower two
Part, upper and lower two parts communicate, and one of part is connected with water inlet, another part is connected with water outlet.
4. vehicle electric converting means as described in claim 1, it is characterised in that:Liquid cooling heat radiator (2) the both sides difference
Sealing shell is installed, the two chambers of the inside of two sealing shells respectively as power-converting device so that described two sets
Power conversion unit is respectively arranged in two chambers.
5. vehicle electric converting means as described in claim 1, it is characterised in that:The power-converting device includes electric breathing exercise
Rate interface (8), electric power interface (8) connect two sets of power conversion units, and the electric power interface (8) is at least one set of straight
Flow terminal (81) and at least one set of ac terminal (82).
6. vehicle electric converting means as claimed in claim 5, it is characterised in that:Power conversion unit (3,4) connection
Several power busbars (9), power busbar (9) are used to connect or disconnect the DC terminal or exchange end and electricity of two sets of power conversion units
Between the DC terminal (81) or ac terminal (82) of gas power interface (8).
7. vehicle electric converting means as described in claim 1, it is characterised in that:It is provided on the liquid cooling heat radiator (2)
Punch-through (26), the power busbar (9) for being located at different chamber interconnect afterwards across punch-through (26).
8. vehicle electric converting means as described in claim 1, it is characterised in that:Two sets of power conversion units (3,4)
It shares a capacity cell or respectively uses a capacity cell:
The case where sharing a capacity cell:Two sets of public DC terminals of power conversion unit are commonly connected to the same capacitance member
Part (34);And punch-through (24) is disposed on the liquid cooling heat radiator (2), punch-through (24) is for installing and placing altogether
Capacity cell (34);
The case where respectively using a capacity cell:The DC terminal of two sets of power conversion units is connected respectively to a respective electricity
Hold element (34), two capacity cells (34) are arranged in liquid cooling heat radiator (2) both sides, the interstitial fluid of two capacity cells (34)
Setting water channel (25) in cold heat sink (2).
9. vehicle electric converting means as described in claim 1, it is characterised in that:The power-converting device includes a set of control
Circuit board (7) processed, a set of control circuit board (7) connect with the drive circuit board of two sets of power conversion units, and two chambers are all provided with
It is useful for the installation site of control circuit board (7) installation, control circuit board (7) is arranged in any chamber, control circuit board (7)
It is arranged in any one installation site of two chambers as needed.
10. vehicle electric converting means as described in claim 1, it is characterised in that:The power-converting device includes a set of
Control circuit board (7), control circuit board (7) are connected to a drive circuit board by a connecting line (73), and drive circuit board is again
Another piece of driving plate is connected by another connecting line (74).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721565588.0U CN207868999U (en) | 2017-11-21 | 2017-11-21 | A kind of vehicle electric converting means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721565588.0U CN207868999U (en) | 2017-11-21 | 2017-11-21 | A kind of vehicle electric converting means |
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CN207868999U true CN207868999U (en) | 2018-09-14 |
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CN201721565588.0U Active CN207868999U (en) | 2017-11-21 | 2017-11-21 | A kind of vehicle electric converting means |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107733248A (en) * | 2017-11-21 | 2018-02-23 | 臻驱科技(上海)有限公司 | Vehicle electric converting means |
CN114513136A (en) * | 2021-12-30 | 2022-05-17 | 深圳市禾望电气股份有限公司 | Three-phase power module |
-
2017
- 2017-11-21 CN CN201721565588.0U patent/CN207868999U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107733248A (en) * | 2017-11-21 | 2018-02-23 | 臻驱科技(上海)有限公司 | Vehicle electric converting means |
CN114513136A (en) * | 2021-12-30 | 2022-05-17 | 深圳市禾望电气股份有限公司 | Three-phase power module |
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