CN220732613U - Controller power module - Google Patents
Controller power module Download PDFInfo
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- CN220732613U CN220732613U CN202321025810.3U CN202321025810U CN220732613U CN 220732613 U CN220732613 U CN 220732613U CN 202321025810 U CN202321025810 U CN 202321025810U CN 220732613 U CN220732613 U CN 220732613U
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- wiring board
- power
- power unit
- driving wiring
- driving
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- 239000003990 capacitor Substances 0.000 claims description 21
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The embodiment of the utility model discloses a controller power module which comprises a power wiring board, a first driving wiring board, a second driving wiring board, a first power unit and a second power unit; the power wiring board is electrically connected with the first driving wiring board, the second driving wiring board, the first power unit and the second power unit respectively; the first driving wiring board, the second driving wiring board, the first power unit and the second power unit are all arranged on the first surface of the power wiring board; the first driving wiring board drives the first power unit, and the second driving wiring board drives the second power unit. The embodiment of the utility model provides a novel layout scheme of the controller power module, changes the position setting of the driving wiring board, adopts the first power unit and the second power unit simultaneously, improves the power output of the controller power module, compresses the whole volume of the controller power module, and can effectively improve the power density of the controller power module.
Description
Technical Field
The embodiment of the utility model relates to the technical field of power electronics, in particular to a controller power module.
Background
Along with the development of the third generation of power semiconductor material-SiC, the miniaturization of the power module is an irreversible development trend of the automobile industry. The air compressor is required to have high power, high efficiency, and small volume as a "lung" part of the fuel cell system, and a higher power density is also demanded as a controller of the air compressor.
Disclosure of Invention
The utility model provides a controller power module, which provides a novel layout scheme of the controller power module, improves power output, compresses the whole volume and effectively improves the power density of the controller power module.
The embodiment of the utility model provides a controller power module, which comprises a power wiring board, a first driving wiring board, a second driving wiring board, a first power unit and a second power unit;
the power wiring board is electrically connected with the first driving wiring board, the second driving wiring board, the first power unit and the second power unit respectively;
the first driving wiring board, the second driving wiring board, the first power unit and the second power unit are all arranged on the first surface of the power wiring board;
the first driving wiring board drives the first power unit, and the second driving wiring board drives the second power unit.
Optionally, the planes of the first driving wiring board and the second driving wiring board are perpendicular to the first surface of the power wiring board.
Optionally, the power wiring board includes a bus capacitor;
the bus capacitor is arranged on the first surface of the power wiring board;
the heights of the first driving wiring board and the second driving wiring board in the first direction are smaller than or equal to the height of the bus capacitor in the first direction;
the first direction is a direction perpendicular to the first surface of the power wiring board.
Optionally, the heights of the first power unit and the second power unit in the first direction are smaller than or equal to the height of the bus capacitor in the first direction.
Optionally, the heat dissipation water channel is further included; the radiating water channel is arranged on the first surface of the power wiring board;
the first power unit and the second power unit are respectively arranged at two sides of the radiating water channel, which are away from each other; the first power unit is arranged between the heat dissipation water channel and the first driving wiring board, and the second power unit is arranged between the heat dissipation water channel and the second driving wiring board.
Optionally, insulating paper is also included;
the insulating paper is arranged between the first driving wiring board and the first power unit;
the insulating paper is also arranged between the second driving wiring board and the second power unit.
Optionally, the first driving wiring board and the second driving wiring board are single-sided placement devices;
one surface of the first driving wiring board, on which no device is placed, is close to the first power unit; one surface of the second driving wiring board, on which no device is placed, is close to the second power unit.
Optionally, the first power unit and the second power unit each include three groups of power devices, and the three groups of power devices are respectively arranged in sequence along the surface parallel to the heat dissipation water channel and the first surface of the power wiring board.
Optionally, the power devices are SiC MOSFETs, and each group of the power devices includes two SiC MOSFETs.
The embodiment of the utility model provides a controller power module, which comprises a power wiring board, a first driving wiring board, a second driving wiring board, a first power unit and a second power unit; the power wiring board is electrically connected with the first driving wiring board, the second driving wiring board, the first power unit and the second power unit respectively; the first driving wiring board, the second driving wiring board, the first power unit and the second power unit are all arranged on the first surface of the power wiring board; the first driving wiring board drives the first power unit, and the second driving wiring board drives the second power unit. The embodiment of the utility model provides a novel layout scheme of the controller power module, changes the position setting of the driving wiring board, increases the utilization rate of the space below the power wiring board, adopts the first power unit and the second power unit simultaneously, improves the power output of the controller power module, compresses the whole volume of the controller power module, and can effectively improve the power density of the controller power module.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic side view of a controller power module according to an embodiment of the present utility model;
fig. 2 is a schematic bottom view of a power module of a controller according to an embodiment of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present utility model are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present utility model. In addition, in the context, it will also be understood that when an element is referred to as being formed "on" or "under" another element, it can be directly formed "on" or "under" the other element or be indirectly formed "on" or "under" the other element through intervening elements. The terms "first," "second," and the like, are used for descriptive purposes only and not for any order, quantity, or importance, but rather are used to distinguish between different components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The term "comprising" and variants thereof as used herein is intended to be open ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment".
It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between corresponding contents and not for defining a sequential or interdependent relationship.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.
Fig. 1 is a schematic side view of a controller power module according to an embodiment of the present utility model, and fig. 2 is a schematic bottom view of a controller power module according to an embodiment of the present utility model, where, as shown in fig. 1 and fig. 2, the controller power module includes a power routing board 1, a first driving routing board 21, a second driving routing board 22, a first power unit 31 and a second power unit 32; the power wiring board 1 is electrically connected with the first driving wiring board 21, the second driving wiring board 22, the first power unit 31 and the second power unit 32 respectively; the first driving wiring board 21, the second driving wiring board 22, the first power unit 31 and the second power unit 32 are all arranged on the first surface of the power wiring board 1; the first driving trace board 21 drives the first power unit 31, and the second driving trace board 22 drives the second power unit 32.
Specifically, the controller power module includes a power track board 1, a first drive track board 21, a second drive track board 22, a first power unit 31, and a second power unit 32. The power wiring board 1 is electrically connected with the first driving wiring board 21, the second driving wiring board 22, the first power unit 31 and the second power unit 32 respectively, wherein the power wiring board 1 can provide a high-power path for driving a high-voltage power supply, the first driving wiring board 21 and the second driving wiring board 22 are connected with the power wiring board 1 in a welding mode, the first power unit 31 and the second power unit 32 are also connected with the power wiring board 1 in a welding mode, a driving circuit for driving the first power unit 31 is arranged on the first driving wiring board 21, the driving circuit for driving the first power unit 31 can be correspondingly arranged on the second driving wiring board 22, the second power unit 32 can be correspondingly arranged on the second driving wiring board 22, three-phase alternating current can be output after the high-voltage power supply passes through the first power unit 31 and the second power unit 32, the first power unit 31 and the second power unit 32 of the controller power module can be simultaneously driven, and higher power can be output. The first driving wiring board 21, the second driving wiring board 22, the first power unit 31 and the second power unit 32 are all arranged on the first surface of the power wiring board 1, and compared with the driving wiring board and the power wiring board 1 which are arranged up and down in parallel, or the driving wiring board and the power wiring board 1 share one wiring board for arrangement, so that the layout of the power module of the controller is optimized, and the whole volume of the power module of the controller can be effectively compressed. The controller power module can output higher power, effectively compresses the whole volume and further improves the power density of the controller power module.
The embodiment of the utility model provides a controller power module, which comprises a power wiring board, a first driving wiring board, a second driving wiring board, a first power unit and a second power unit; the power wiring board is electrically connected with the first driving wiring board, the second driving wiring board, the first power unit and the second power unit respectively; the first driving wiring board, the second driving wiring board, the first power unit and the second power unit are all arranged on the first surface of the power wiring board; the first driving wiring board drives the first power unit, and the second driving wiring board drives the second power unit. The embodiment of the utility model provides a novel layout scheme of the controller power module, changes the position setting of the driving wiring board, increases the utilization rate of the space below the power wiring board, adopts the first power unit and the second power unit simultaneously, improves the power output of the controller power module, compresses the whole volume of the controller power module, and can effectively improve the power density of the controller power module.
Optionally, with continued reference to fig. 1 and 2, the planes of the first drive track plate 21 and the second drive track plate 22 are both perpendicular to the first surface of the power track plate 1.
Specifically, the first driving wiring board 21 and the second driving wiring board 22 are both disposed on the first surface of the power wiring board 1, and the planes on which the first driving wiring board 21 and the second driving wiring board 22 are disposed are perpendicular to the first surface of the power wiring board 1, so that the overall volume of the controller power module can be further compressed, and the situation that the excessive space is occupied due to the inclination angle of the first driving wiring board 21 and/or the second driving wiring board 22 is avoided.
Optionally, with continued reference to fig. 1 and 2, the power routing board 1 includes a busbar capacitance 11; the bus capacitor 11 is arranged on the first surface of the power wiring board 1; the heights of the first driving wiring board 21 and the second driving wiring board 22 in the first direction X are smaller than or equal to the height of the bus capacitor 1 in the first direction X; the first direction X is a direction perpendicular to the first surface of the power wiring board 1. Further, the heights of the first power unit 31 and the second power unit 32 in the first direction X are each smaller than or equal to the height of the bus capacitor 1 in the first direction X.
Specifically, the power routing board 1 includes a bus capacitor 11, the bus capacitor 11 may be electrically connected with a positive phase input end and a negative phase input end of the high-voltage power supply, and provide instantaneous current for driving the air compressor, and provide current and voltage levels for normal operation for subsequent circuits, where the bus capacitor 11 is larger than other electrical components, the bus capacitor 11 is disposed on the first surface of the power routing board 1, the height of the bus capacitor 1 in the first direction X may define the overall volume of the controller power module, the height of the bus capacitor 1 in the first direction X may not be changed, and in order to further compress the overall volume of the controller power module, the heights of the first driving routing board 21 and the second driving routing board 22 in the first direction X may be adjusted to be smaller than or equal to the height of the bus capacitor 1 in the first direction X, and if the height of the first driving routing board 21 or the second driving routing board 22 in the first direction X is larger than the height of the bus capacitor 1 in the first direction X, the overall volume of the controller power module may not be easily compressed. Also, in order to further compress the overall volume of the controller power module, the heights of the first power unit 31 and the second power unit 32 in the first direction X should be adjusted to be smaller than or equal to the height of the bus capacitor 1 in the first direction X, and if the height of the first power unit 31 or the second power unit 32 in the first direction X is greater than the height of the bus capacitor 1 in the first direction X, the overall volume of the controller power module is affected to be increased accordingly.
Optionally, with continued reference to fig. 1 and 2, the controller power module further includes a heat sink 4; the heat dissipation water channel 4 is arranged on the first surface of the power wiring board 1; the first power unit 31 and the second power unit 32 are respectively arranged at two sides of the radiating water channel 4, which are away from each other; the first power unit 31 is disposed between the heat dissipation channel 4 and the first driving wiring board 21, and the second power unit 32 is disposed between the heat dissipation channel 4 and the second driving wiring board 22.
Specifically, the controller power module further comprises a heat dissipation water channel 4, the heat dissipation water channel 4 is arranged on the first surface of the power wiring board 1, the heat dissipation water channel 4 can conduct heat dissipation treatment for the driving process of the first driving wiring board 21, the second driving wiring board 22, the first power unit 31 and the second power unit 32, and on the basis of effectively improving heat dissipation efficiency, the first power unit 31 and the second power unit 32 can output higher power, so that the power density of the controller power module can be further improved. The first power unit 31 and the second power unit 32 are respectively arranged on two sides of the radiating water channel 4, which are away from each other, and the first power unit 31 is arranged between the radiating water channel 4 and the first driving wiring board 21, the second power unit 32 is arranged between the radiating water channel 4 and the second driving wiring board 22, the radiating water channel 4 can simultaneously perform heat radiation treatment on the first power unit 31 and the second power unit 32 on two sides, which are away from each other, so that the space area below the power wiring board 1 is fully utilized, and the radiating water channel 4 and the first power unit 31 and the second power unit 32 are reasonably arranged, thereby further increasing the utilization rate of the space area, reducing the whole volume of the power module of the controller and improving the power density of the power module of the controller.
Optionally, with continued reference to fig. 1 and 2, the controller power module further includes insulating paper; the insulating paper is arranged between the first driving wiring board 21 and the first power unit 31; the insulating paper is also disposed between the second drive trace board 22 and the second power unit 32. Further, the first driving wiring board 21 and the second driving wiring board 22 are single-sided placement devices; one surface of the first driving wiring board 21, on which no device is placed, is close to the first power unit 31; the side of the second drive trace board 22 where no device is placed is close to the second power unit 32.
Specifically, the controller power module further includes insulating paper. The first power unit 31 is arranged between the heat dissipation water channel 4 and the first driving wiring board 21, the insulating paper is arranged between the first driving wiring board 21 and the first power unit 31, the insulating paper can effectively compress a space region between the first driving wiring board 21 and the first power unit 31, the second power unit 32 is arranged between the heat dissipation water channel 4 and the second driving wiring board 22, the insulating paper is further arranged between the second driving wiring board 22 and the second power unit 32, and the insulating paper can effectively compress a space region between the second driving wiring board 22 and the second power unit 32. Further, the first driving wiring board 21 and the second driving wiring board 22 are single-sided placement devices, a side of the first driving wiring board 21, where no device is placed, is close to the first power unit 31 through insulation paper, a side of the second driving wiring board 22, where no device is placed, is close to the second power unit 32, and a side of the second driving wiring board 22, where no device is placed, is close to the second power unit 32 through insulation paper.
Optionally, with continued reference to fig. 1 and 2, the first power unit 31 and the second power unit 32 each include three groups of power devices, which are sequentially arranged along the surface of the parallel heat dissipation water channel 4 and the first surface of the power wiring board 1, respectively. Further, the power devices are SiC MOSFETs, and each group of power devices includes two SiC MOSFETs.
Specifically, the first power unit 31 and the second power unit 32 each include three groups of power devices, the power devices are packaged by adopting a 247 packaging process, the three groups of power devices are respectively and sequentially arranged along the surface of the parallel heat dissipation water channel 4 and the first surface of the power wiring board 1, each group of power devices is respectively and electrically connected with the U-phase output end, the V-phase output end and the W-phase output end, so that after passing through the first power unit 31 and the second power unit 32, a three-phase alternating current can be output, and illustratively, the first group of power devices in the first power unit 31 are electrically connected with the U-phase output end, the second group of power devices are electrically connected with the V-phase output end, and the third group of power devices are electrically connected with the W-phase output end, so as to jointly function to form an inversion process from the direct current high-voltage power source to the three-phase alternating current. Further, the SiC MOSFET can be used as a power device, the on-resistance and the switching loss of the SiC MOSFET are lower, the SiC MOSFET is suitable for higher working frequency, has good high-temperature working characteristics, and can greatly improve high-temperature stability. The first power unit 31 and the second power unit 32 are respectively arranged on two sides of the radiating water channel 4, which are away from each other, and two rows of parallel SiC MOSFETs are adopted, so that the output power can be greatly improved, and the utilization cost of the SiC MOSFETs is lower.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements, combinations, and substitutions can be made by those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (9)
1. The controller power module is characterized by comprising a power wiring board, a first driving wiring board, a second driving wiring board, a first power unit and a second power unit;
the power wiring board is electrically connected with the first driving wiring board, the second driving wiring board, the first power unit and the second power unit respectively;
the first driving wiring board, the second driving wiring board, the first power unit and the second power unit are all arranged on the first surface of the power wiring board;
the first driving wiring board drives the first power unit, and the second driving wiring board drives the second power unit.
2. The controller power module of claim 1, wherein the planes of the first drive trace and the second drive trace are perpendicular to the first surface of the power trace.
3. The controller power module of claim 1, wherein the power routing board comprises a bus capacitor;
the bus capacitor is arranged on the first surface of the power wiring board;
the heights of the first driving wiring board and the second driving wiring board in the first direction are smaller than or equal to the height of the bus capacitor in the first direction;
the first direction is a direction perpendicular to the first surface of the power wiring board.
4. The controller power module of claim 3 wherein the heights of the first and second power cells in the first direction are each less than or equal to the height of the bus capacitor in the first direction.
5. The controller power module of claim 1, further comprising a heat sink channel; the radiating water channel is arranged on the first surface of the power wiring board;
the first power unit and the second power unit are respectively arranged at two sides of the radiating water channel, which are away from each other; the first power unit is arranged between the heat dissipation water channel and the first driving wiring board, and the second power unit is arranged between the heat dissipation water channel and the second driving wiring board.
6. The controller power module of claim 5, further comprising insulating paper;
the insulating paper is arranged between the first driving wiring board and the first power unit;
the insulating paper is also arranged between the second driving wiring board and the second power unit.
7. The controller power module of claim 6, wherein the first drive trace board and the second drive trace board are single sided placement devices;
one surface of the first driving wiring board, on which no device is placed, is close to the first power unit; one surface of the second driving wiring board, on which no device is placed, is close to the second power unit.
8. The controller power module of claim 5, wherein the first power unit and the second power unit each comprise three groups of power devices, and the three groups of power devices are sequentially arranged along a surface parallel to the heat dissipation water channel and the first surface of the power wiring board, respectively.
9. The controller power module of claim 8 wherein the power devices are SiC MOSFETs, each group of the power devices including two SiC MOSFETs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321025810.3U CN220732613U (en) | 2023-04-28 | 2023-04-28 | Controller power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321025810.3U CN220732613U (en) | 2023-04-28 | 2023-04-28 | Controller power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220732613U true CN220732613U (en) | 2024-04-05 |
Family
ID=90499531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321025810.3U Active CN220732613U (en) | 2023-04-28 | 2023-04-28 | Controller power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220732613U (en) |
-
2023
- 2023-04-28 CN CN202321025810.3U patent/CN220732613U/en active Active
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