CN220711877U - IGBT hydrogen production power supply unit structure - Google Patents
IGBT hydrogen production power supply unit structure Download PDFInfo
- Publication number
- CN220711877U CN220711877U CN202321797334.7U CN202321797334U CN220711877U CN 220711877 U CN220711877 U CN 220711877U CN 202321797334 U CN202321797334 U CN 202321797334U CN 220711877 U CN220711877 U CN 220711877U
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- China
- Prior art keywords
- igbt
- heat dissipation
- plate
- power supply
- supply unit
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 31
- 239000001257 hydrogen Substances 0.000 title claims abstract description 31
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 55
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 239000003990 capacitor Substances 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000012212 insulator Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Abstract
The utility model discloses an IGBT hydrogen production power supply unit structure, which is provided with a heat dissipation shell, wherein a mounting plate and a partition plate are fixed in the heat dissipation shell, the mounting plate is fixed on the partition plate, an IGBT is fixed on the mounting plate, a filter capacitor is fixed below the partition plate, the filter capacitor is electrically connected with the IGBT through a conductive circuit, the IGBT is provided with two paths of outputs, one path of the output is connected with an alternating current side copper bar through the conductive circuit, the other path of the output is connected with a direct current side output copper bar through the conductive circuit and a diode, the mounting plate is a high heat dissipation water cooling plate formed by clamping a pipe disc by a double-layer plate, and two ends of the pipe disc are respectively communicated with pipe interfaces on the heat dissipation shell. The utility model optimizes the internal structure of the existing power module, has simpler layout, is beneficial to heat dissipation, finds out the core heating device, and can greatly reduce the temperature in the box body by water cooling heat dissipation alone, thereby effectively ensuring the reliability and stability of equipment operation.
Description
Technical Field
The utility model relates to the field of power modules, in particular to an IGBT hydrogen production power supply unit structure of a hydrogen production power supply unit.
Background
When the hydrogen production equipment works, a special power supply unit is required to be equipped, and the power supply unit needs to work stably because the hydrogen production equipment needs to be maintained for a long time and under a high load in a working state, and the power supply unit generates large heat because of a large load in the working state, and when the heat is too large, the conditions of device failure, power reduction and the like can be caused to influence the normal work of the hydrogen production equipment.
The current power supply unit mostly adopts a fan to dissipate heat or a heat dissipation plate to passively dissipate heat, for example, publication number is CN212518807U, publication date is 2021, 2 and 9 days, and patent name is published literature of an IGBT power module-based power supply unit, and discloses a power supply unit based on an IGBT power module, which comprises a substrate, a unit cover plate, a single-substrate aluminum radiator, a unit support plate, a capacitor assembly, a circuit board assembly, a rectifier diode, the IGBT power module, a current transformer and the like; the capacitor assembly consists of a unit supporting plate, a capacitor, insulating paper and a voltage equalizing resistor, is connected with the radiator through the unit supporting plate and is fixed at the lower part of the unit substrate in a clamping manner through a capacitor mounting collar; the circuit board assembly consists of a drive board supporting plate, a drive board and a unit board, and is fixed on the radiator through an insulating column and positioned at the upper part of the unit; the unit inlet wire is connected with the fast melting, then connected with the rectifier diode, and electrically connected with the capacitor component and the input end of the IGBT module.
Such a heat dissipation effect is generally difficult to satisfy the heat dissipation requirement of the power module of the hydrogen production power supply unit under high load.
Disclosure of Invention
The technical problem to be solved by the utility model is to realize the IGBT hydrogen production power supply unit structure with reasonable layout and reliable heat dissipation.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides an IGBT hydrogen manufacturing power supply unit structure, is equipped with the heat dissipation casing, be fixed with mounting panel and baffle in the heat dissipation casing, the mounting panel is fixed on the baffle, be fixed with the IGBT on the mounting panel, the baffle below is fixed with filter capacitor, filter capacitor passes through the conducting wire electricity with the IGBT and is connected, the IGBT is equipped with two way output, and exchange side copper bar is connected through the conducting wire all the way, and direct current side output copper bar is connected through conducting wire and diode to another way, the mounting panel is the high heat dissipation water-cooling board that the double-deck board centre gripping pipe dish constitutes, pipe dish both ends communicate with the mouth of pipe on the heat dissipation casing respectively.
Each diode is a water-cooled diode, and two ends of a water-cooled pipe in the water-cooled diode are communicated with a pipe joint on the heat dissipation shell.
And a PCB control board is vertically fixed on the partition board, and is parallel to the mounting board and positioned on one side of the mounting board close to the IGBT.
The heat dissipation shell comprises a front end plate, a rear end plate, two side plates, a bottom plate and a top plate, wherein pipe interfaces of the water-cooling diode and the high heat dissipation water-cooling plate are arranged on one side plate, a connecting port of a PCB control board communication interface and a through hole of a direct current side output copper bar are arranged on the other side plate, and a through hole of an alternating current side copper bar is arranged on the top plate.
The bottom surface of bottom plate is equipped with a plurality of rubber supporting legs, both sides curb plate all is equipped with the handle.
And the front end plate and/or the rear end plate are/is provided with heat dissipation holes, and the area of each heat dissipation hole is more than 50% of the area of the end plate.
The mounting plate and the partition plate are fixed on the inner wall of the heat dissipation shell through screws, and the direct-current side output copper bar and the alternating-current side copper bar are supported on the inner wall or the outer wall of the heat dissipation shell through insulators.
The conductive circuit is only a copper bar structure.
The IGBT hydrogen production power supply unit structure is a power module of the hydrogen production power supply unit, alternating current is stored in a capacitor through filtering and rectification, and then stable and reliable direct current is output for hydrogen production equipment.
The utility model optimizes the internal structure of the existing power module, has simpler layout, is beneficial to heat dissipation, finds out the core heating device, and can greatly reduce the temperature in the box body by water cooling heat dissipation alone, thereby effectively ensuring the reliability and stability of equipment operation.
Drawings
The contents of each drawing in the specification of the present utility model are briefly described as follows:
fig. 1 and 2 are schematic diagrams of internal structures of an IGBT hydrogen production power supply unit;
fig. 3 and 4 are schematic diagrams of external structures of the hydrogen-producing power supply unit of the IGBT;
the labels in the above figures are: 1. a heat dissipation housing; 2. an insulator; 3. a water-cooled diode; 4. a partition plate; 5. a filter capacitor; 6. an IGBT; 7. a PCB control board; 8. outputting copper bars at the direct current side; 9. alternating-current side copper bars; 10. a high heat dissipation water cooling plate; 11. the filter capacitor is connected with the copper bar; 12. and a pipe interface.
Detailed Description
The following detailed description of the embodiments of the utility model, such as the shape and construction of the components, the mutual positions and connection relationships between the components, the roles and working principles of the components, the manufacturing process and the operating and using method, etc., is provided to assist those skilled in the art in a more complete, accurate and thorough understanding of the inventive concept and technical solution of the present utility model.
The IGBT hydrogen production power supply unit structure is integrally fixed on the cuboid heat dissipation shell 1, the power module filters alternating current, rectifies and stores the alternating current in the capacitor, and then outputs stable and reliable direct current for hydrogen production equipment, the same internal layout is that a mounting plate and a partition plate 4 are arranged, the mounting plate is vertically fixed on the inner wall of the heat dissipation shell 1, the bottom of the mounting plate is fixed on the partition plate 4, the partition plate 4 is horizontally fixed on the inner wall of the heat dissipation shell 1, all devices are fixed on the partition plate 4 or the mounting plate and are not contacted with the heat dissipation shell 1, internal air flow is ensured, heat dissipation effect is improved, the IGBT6 is particularly fixed on the mounting plate, the filter capacitor 5 is fixed below the partition plate 4, the PCB control board 7 is vertically fixed on one side of the partition plate, which is parallel to the mounting plate and is close to the IGBT6, the PCB control board 7 is a circuit mounting plate, the upper and lower layers are carried out through screws, an input end and an output end control system are separated, and heat aggregation is prevented on the premise that the function separation is clearer.
The filter capacitor 5 is electrically connected with the IGBT6 through a conductive line, the IGBT6 is provided with two paths of output, one path is connected with the alternating current side copper bar 9 through the conductive line, the other path is connected with the direct current side output copper bar 8 through the conductive line and the diode, and the filter capacitor is supported by the 20A insulator 2 in the aspect of an input and output side copper bar supporting structure, so that the stability of the support is ensured, and meanwhile, the filter capacitor also has good insulativity to a shell, and the safety between equipment and personnel is ensured.
In order to ensure the heat dissipation effect, the device adopts water cooling to cool, through analysis, a core high-temperature device and a device which is relatively sensitive to temperature are an IGBT6 and a diode, so that the mounting plate is a high heat dissipation water cooling plate 10 formed by clamping a pipe disc by a double-layer plate, two ends of the pipe disc are respectively communicated with pipe joints 12 on a heat dissipation shell 1, each diode is a water cooling diode 3, two ends of a water cooling pipe in the water cooling diode 3 are communicated with the pipe joints 12 on the heat dissipation shell 1, and a hydrogen production power unit with a double-layer structure and water cooling and high efficiency heat dissipation is formed, so that the temperature is stabilized, and reliable power supply is realized. The structure is provided with the high-efficiency heat-dissipation water-cooling plate, the IGBT6 is installed on the structure, sufficient heat dissipation is guaranteed, the occurrence of high temperature is avoided, the function of the IGBT6 can be exerted more stably, meanwhile, the water-cooling diode is also adopted in the selection of the diode, and the heat productivity is reduced to the minimum.
The heat dissipation shell 1 comprises front and rear end plates, two side plates, a bottom plate and a top plate, all parts of the whole box body structure are connected by screws, and the adjacent sides are all provided with pressure riveting structures, so that the heat dissipation shell has an efficient dismounting function, ensures the maximum portability of installation construction, and simultaneously provides great convenience for later-stage overhaul and maintenance. The bottom surface of bottom plate is equipped with a plurality of rubber supporting legs, and a plurality of column rubber legs of preference reduce equipment vibrations, guarantees equipment steady operation, all is equipped with the handle at both sides curb plate, conveniently transports equipment, makes it have better manual movement performance.
The heat dissipation shell 1 comprises front and rear end plates, two side plates, a bottom plate and a top plate, wherein the water cooling diode 3 and the pipe joint 12 of the high heat dissipation water cooling plate 10 are arranged on one side plate, a connecting pipeline is conveniently connected with water cooling equipment to form a circulating waterway, a connecting port of a communication interface of the PCB control board 7 and a through hole of the direct current side output copper bar 8 are arranged on the other side plate, and through holes of the alternating current side copper bar 9 are arranged on the top plate, so that functions of different sides are planned, in addition, heat dissipation holes are arranged on the front end plate and/or the rear end plate, more than 50% of the area of the end plate of the heat dissipation holes is realized, for example, the rear end plate is provided with elliptical air duct heat dissipation holes, so that the heat dissipation performance is maximized, and meanwhile, the weight of the shell is also reduced.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified or applied directly to other applications without modification, as long as various insubstantial modifications of the method concept and technical solution of the utility model are adopted, all within the scope of the utility model.
Claims (9)
1. The utility model provides a IGBT hydrogen manufacturing power supply unit structure, is equipped with the heat dissipation casing, be fixed with mounting panel and baffle in the heat dissipation casing, the mounting panel is fixed on the baffle, be fixed with the IGBT on the mounting panel, the baffle below is fixed with filter capacitor, filter capacitor passes through the conducting wire electricity with the IGBT and is connected, the IGBT is equipped with two way output, and exchange side copper bar is connected through the conducting wire all the way, and another way passes through conducting wire and diode connection direct current side output copper bar, its characterized in that: the mounting plate is a high-heat-dissipation water-cooling plate formed by clamping a pipe disc by a double-layer plate, and two ends of the pipe disc are respectively communicated with pipe joints on the heat dissipation shell.
2. The IGBT hydrogen-producing power supply unit structure according to claim 1, wherein: each diode is a water-cooled diode, and two ends of a water-cooled pipe in the water-cooled diode are communicated with a pipe joint on the heat dissipation shell.
3. The IGBT hydrogen-producing power supply unit structure according to claim 2, characterized in that: and a PCB control board is vertically fixed on the partition board, and is parallel to the mounting board and positioned on one side of the mounting board close to the IGBT.
4. The IGBT hydrogen-producing power supply unit structure of claim 3 wherein: the heat dissipation shell comprises a front end plate, a rear end plate, two side plates, a bottom plate and a top plate, wherein pipe interfaces of the water-cooled diode and the high heat dissipation water-cooled plate are arranged on one side plate, a connecting port of a PCB control board communication interface and a through hole of a direct current side output copper bar are arranged on the other side plate, and a through hole of an alternating current side copper bar is arranged on the top plate.
5. The IGBT hydrogen-producing power supply unit structure of claim 4 wherein: the bottom surface of bottom plate is equipped with a plurality of rubber supporting legs, both sides curb plate all is equipped with the handle.
6. The IGBT hydrogen-producing power supply unit structure of claim 5 wherein: the front end plate and/or the rear end plate are/is provided with heat dissipation holes, and the area of the heat dissipation holes accounts for more than 50% of the area of the end plate.
7. The IGBT hydrogen-producing power supply unit structure according to any one of claims 1 to 6, characterized in that: the mounting plate and the partition plate are fixed on the inner wall of the heat dissipation shell through screws, and the direct-current side output copper bar and the alternating-current side copper bar are supported on the inner wall or the outer wall of the heat dissipation shell through insulators.
8. The IGBT hydrogen-producing power supply unit structure of claim 7 wherein: the conductive circuit is only a copper bar structure.
9. The IGBT hydrogen-producing power supply unit structure according to claim 1 or 8, characterized in that: the IGBT hydrogen production power supply unit structure is a power module of the hydrogen production power supply unit, alternating current is stored in a capacitor through filtering and rectification, and then stable and reliable direct current is output for hydrogen production equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321797334.7U CN220711877U (en) | 2023-07-10 | 2023-07-10 | IGBT hydrogen production power supply unit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321797334.7U CN220711877U (en) | 2023-07-10 | 2023-07-10 | IGBT hydrogen production power supply unit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220711877U true CN220711877U (en) | 2024-04-02 |
Family
ID=90448171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321797334.7U Active CN220711877U (en) | 2023-07-10 | 2023-07-10 | IGBT hydrogen production power supply unit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220711877U (en) |
-
2023
- 2023-07-10 CN CN202321797334.7U patent/CN220711877U/en active Active
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