CN109890169B - High-density integrated triangular double-sided circulating cooling controller - Google Patents
High-density integrated triangular double-sided circulating cooling controller Download PDFInfo
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- CN109890169B CN109890169B CN201910359876.8A CN201910359876A CN109890169B CN 109890169 B CN109890169 B CN 109890169B CN 201910359876 A CN201910359876 A CN 201910359876A CN 109890169 B CN109890169 B CN 109890169B
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Abstract
The invention discloses a high-density integrated triangular double-sided circulating cooling controller which comprises IGBT module units, capacitors, triangular water cooling plates and inductors, wherein the capacitors and the inductors are respectively fixed in the middle parts of the upper side and the lower side of the water cooling plates, the number of the IGBT module units is three, the three IGBT module units are respectively fixed on three sides of the upper side of the water cooling plates, and the IGBT module units are respectively connected with the capacitors through copper bars. The IGBT module unit comprises an IGBT module and an IGBT water cooling plate, and the IGBT module and the IGBT water cooling plate are fixed through press fitting or pressing plates. According to the scheme of the invention, the IGBT, the water cooling plate, the capacitor and the inductor are in a triangular arrangement scheme, so that the high integration is realized, the length size of a connecting copper bar is reduced, the numerical value of stray inductance is greatly reduced, the generation of peak voltage is reduced, and the normal work of an IGBT module is ensured; the IGBT, the capacitor and the inductor adopt a double-sided circulating cooling scheme, so that the cooling effect is greatly improved; the IGBT unit and the water cooling plate are installed in an inserting mode, so that the IGBT unit is convenient to detach and good in sealing effect.
Description
Technical Field
The invention relates to a controller, in particular to a high-density integrated triangular double-sided circulating cooling controller.
Background
At present, an Insulated Gate Bipolar Transistor (IGBT) applied in a controller, a capacitor and an inductor are all tiled or arranged in an upper layer and a lower layer, the connection among the components is complex, a connecting copper bar is long, and the envelope size of the controller is large; the cooling modes of the capacitor, the IGBT and the inductor are all single-sided or double-sided.
The prior art has the following disadvantages:
1. the connection among the IGBT, the capacitor and the inductor in the controller is complex, the connecting copper bar is long, the stray inductance of the controller is large, the peak voltage is large, and the IGBT module is easy to break down; the controller is arranged in a flat mode or an upper layer and a lower layer, so that the integration level is low, the envelope size of the controller is large, and the adaptability in the whole vehicle is poor;
2. the cooling mode of the capacitor, the IGBT and the inductor adopts a single-sided or double-sided cooling mode, the cooling effect is poor, the temperature of the IGBT module is high easily, and the risk of control failure is generated.
The technical problems to be solved by the invention patent are as follows:
the IGBT, the water cooling plate, the capacitor and the inductor adopt a triangular arrangement scheme, are highly integrated, are convenient for connection among the parts, and shorten the length size of a connecting copper bar, thereby greatly reducing the numerical value of stray inductance, reducing the generation of peak voltage and ensuring the normal work of an IGBT module;
2, the IGBT, the capacitor and the inductor adopt a double-sided circulating cooling scheme, so that the cooling effect is greatly improved, and the normal work of each component in the controller is ensured;
and 3, the IGBT and the water cooling plate are integrated to form a single module, so that the disassembly and the assembly are convenient.
Disclosure of Invention
The invention aims to: the high-density integrated triangular double-sided circulating cooling controller is provided, the arrangement scheme is optimized, the integration level is improved, and the cooling effect is improved.
The technical scheme of the invention is as follows:
the utility model provides a two-sided circulative cooling controller of high density integrated triangle-shaped, includes IGBT modular unit, electric capacity, triangle-shaped water-cooling board and inductance, electric capacity and inductance are fixed in water-cooling board upper and lower both sides middle part respectively, and IGBT modular unit quantity is three, three edges of the water-cooling board upside that are fixed in respectively, is connected through the copper bar between each IGBT modular unit and the electric capacity respectively.
Preferably, the IGBT module unit comprises an IGBT module and an IGBT water cooling plate, and the IGBT module and the IGBT water cooling plate are fixed through press fitting or pressing plates.
Preferably, a water inlet pipeline and a water outlet pipeline are arranged at the bottom of an IGBT water cooling plate of the IGBT module unit, and a first water inlet, a first water outlet, a second water inlet, a second water outlet, a third water inlet and a third water outlet are arranged at the upper side of the water cooling plate; the three IGBT water cooling plate water inlet pipelines and the three IGBT water cooling plate water outlet pipelines are correspondingly inserted into the water inlets and the water outlets of the water cooling plates respectively; the lower side of the water-cooling plate is provided with a water inlet nozzle and a water outlet nozzle.
Preferably, the joint between the water inlet pipeline and the water outlet pipeline of the IGBT water cooling plate and the joint between the water inlet and the water outlet of the water cooling plate are respectively sleeved with a sealing ring.
Preferably, the IGBT module unit and the water cooling plate are fixedly connected through screws or welding.
Preferably, the cooling liquid of the water-cooling plate enters from a water inlet nozzle, enters a water channel in the IGBT water-cooling plate through a first water inlet on the water-cooling plate and a water inlet pipeline of the IGBT water-cooling plate of the first IGBT module unit, and enters a first water outlet on the water-cooling plate through a water outlet pipeline on the IGBT water-cooling plate;
then enters a water channel in the IGBT water cooling plate in the second IGBT module unit from a second water inlet on the water cooling plate and enters a second water outlet on the water cooling plate through a water outlet pipeline on the water cooling plate in the second IGBT module unit;
and then enters the water channel in the IGBT water cooling plate in the third IGBT module unit from the third water inlet on the water cooling plate, enters the third water outlet on the water cooling plate through the water outlet pipeline on the water cooling plate in the third IGBT module unit, then enters the water channel in the water cooling plate, and finally flows out from the water outlet nozzle of the water cooling plate.
Preferably, the IGBT module unit is provided with at least two IGBT modules, and each IGBT module is connected with the capacitor in a copper bar welding mode.
The invention has the advantages that:
1. according to the scheme of the invention, the IGBT, the water cooling plate, the capacitor and the inductor are in a triangular arrangement scheme, so that the high integration is realized, the length size of a connecting copper bar is reduced, the numerical value of stray inductance is greatly reduced, the generation of peak voltage is reduced, and the normal work of an IGBT module is ensured;
2. according to the scheme of the invention, the IGBT, the capacitor and the inductor adopt a double-sided circulating cooling scheme, so that the cooling effect is greatly improved, and the normal work of each component in the controller is ensured;
3. according to the scheme, the IGBT and the water cooling plate are integrated to form a single module, so that the disassembly and the assembly are convenient;
4. according to the scheme of the invention, the IGBT unit and the water cooling plate are installed in a plug-in mode, so that the disassembly is convenient, and the sealing effect is better.
Drawings
The invention is further described with reference to the following figures and examples:
FIG. 1 is a schematic diagram of the front side of a triangular double-sided circulating cooling controller according to the present invention;
FIG. 2 is a schematic view of the back side of the triangular double-sided cooling controller structure of the present invention;
FIG. 3 is a schematic diagram of the unit structure of the IGBT module of the invention;
FIG. 4 is a schematic diagram of a water-cooling plate according to the present invention;
FIG. 5 is a schematic view of the installation of the IGBT module unit and the water-cooled plate according to the present invention;
FIG. 6 is an enlarged view of the plugging mode of the IGBT module unit and the water-cooling plate;
FIG. 7 is a schematic view of the water channel circulation heat dissipation of the present invention.
Detailed Description
As shown in fig. 1 and 2, the invention discloses a high-density integrated triangular double-sided circulating cooling controller, which comprises three IGBT module units 1, three capacitors 2, three triangular water-cooling plates 3 and three inductors 5, wherein the three capacitors 2 and the three inductors 5 are respectively fixed in the middle parts of the upper side and the lower side of the water-cooling plate 3, and the three IGBT module units 1 are respectively fixed on three sides of the upper side of the water-cooling plate 3 through screws or welding connection and are arranged in a triangular shape. Each IGBT module unit 1 is connected with the capacitor 2 through a copper bar 7. A water inlet nozzle 4 and a water outlet nozzle 6 are arranged at the lower side of the water cooling plate 3.
As shown in fig. 3, the IGBT module unit 1 includes an IGBT module 100 and an IGBT water-cooling plate 101, and the IGBT module 100 and the IGBT water-cooling plate 101 are fixed by press fitting or a pressing plate. Not less than two IGBT modules 100 are arranged on the IGBT module unit 1, and each IGBT module 100 is connected with the capacitor 2 in a welding mode through a copper bar 7. The bottom of the IGBT water cooling plate 101 is provided with a water inlet pipeline 102 and a water outlet pipeline 103.
As shown in fig. 4, a first water inlet 300, a first water outlet 301, a second water inlet 302, a second water outlet 303, a third water inlet 304 and a third water outlet 305 are arranged on the upper side of the water-cooling plate 3; the three IGBT water cooling plates 101 are provided with water inlet pipelines 102 and water outlet pipelines 103 which are correspondingly inserted into the water inlets and the water outlets of the water cooling plates 3 respectively; as shown in fig. 5 and 6, sealing rings 11 are respectively sleeved at the insertion joints between the water inlet pipe 102 and the water outlet pipe 103 of the IGBT water-cooling plate 101 and the water inlets and the water outlets of the water-cooling plate 3.
In the invention, as shown in fig. 7, the cooling liquid of the water cooling plate 3 enters from the water inlet nozzle 4, enters the water channel in the IGBT water cooling plate 101 through the first water inlet 300 on the water cooling plate 3 and the water inlet pipe 102 of the IGBT water cooling plate 101 of the first IGBT module unit 1, and enters the first water outlet 301 on the water cooling plate 3 through the water outlet pipe 103 on the IGBT water cooling plate 101; then enters the water channel in the IGBT water cooling plate 101 in the second IGBT module unit 1 from the second water inlet 302 on the water cooling plate 3, and enters the second water outlet 303 on the water cooling plate 3 through the water outlet pipe 103 on the water cooling plate 101 in the second IGBT module unit 1; and then enters the water channel in the IGBT water-cooling plate 101 in the third IGBT module unit 1 through the third water inlet 304 on the water-cooling plate 3, enters the third water outlet 305 on the water-cooling plate 3 through the water outlet pipe 103 on the water-cooling plate 101 in the third IGBT module unit 1, then enters the water channel in the water-cooling plate 3, and finally flows out from the water outlet nozzle 6 of the water-cooling plate 3. According to the scheme of the invention, the IGBT, the capacitor and the inductor adopt a double-sided circulating cooling scheme, so that the cooling effect is greatly improved, and the normal work of each component in the controller is ensured.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All modifications made according to the spirit of the main technical scheme of the invention are covered in the protection scope of the invention.
Claims (4)
1. A high-density integrated triangular double-sided circulating cooling controller is characterized in that: the water-cooled solar battery comprises IGBT module units (1), capacitors (2), triangular water-cooled plates (3) and inductors (5), wherein the capacitors (2) and the inductors (5) are respectively fixed in the middle parts of the upper side and the lower side of the water-cooled plates (3), the number of the IGBT module units (1) is three, the three IGBT module units are respectively fixed on three sides of the upper side of the water-cooled plates (3), and each IGBT module unit (1) is connected with the capacitor (2) through a copper bar (7);
the IGBT module unit (1) comprises an IGBT module (100) and an IGBT water cooling plate (101), and the IGBT module (100) and the IGBT water cooling plate (101) are fixed through press fitting or pressing plates;
a water inlet pipeline (102) and a water outlet pipeline (103) are arranged at the bottom of an IGBT water cooling plate (101) of the IGBT module unit (1), and a first water inlet (300), a first water outlet (301), a second water inlet (302), a second water outlet (303), a third water inlet (304) and a third water outlet (305) are arranged on the upper side of the water cooling plate (3); the three IGBT water cooling plates (101) are respectively and correspondingly inserted into water inlets and water outlets of the water cooling plates (3) through water inlet pipelines (102) and water outlet pipelines (103); a water inlet nozzle (4) and a water outlet nozzle (6) are arranged on the lower side of the water cooling plate (3);
the cooling liquid of the water cooling plate (3) enters from the water inlet nozzle (4), enters a water channel in the IGBT water cooling plate (101) through a first water inlet (300) on the water cooling plate (3) and a water inlet pipeline (102) of the IGBT water cooling plate (101) of the first IGBT module unit (1), and enters a first water outlet (301) on the water cooling plate (3) through a water outlet pipeline (103) on the IGBT water cooling plate (101);
then enters a water channel in the IGBT water cooling plate (101) in the second IGBT module unit (1) from a second water inlet (302) on the water cooling plate (3) and enters a second water outlet (303) on the water cooling plate (3) through a water outlet pipeline (103) on the water cooling plate (101) in the second IGBT module unit (1);
and then enters a water channel in the IGBT water cooling plate (101) in the third IGBT module unit (1) from a third water inlet (304) on the water cooling plate (3), enters a third water outlet (305) on the water cooling plate (3) through a water outlet pipeline (103) on the water cooling plate (101) in the third IGBT module unit (1), then enters the water channel in the water cooling plate (3), and finally flows out from a water outlet nozzle (6) of the water cooling plate (3).
2. The triangular double-sided circulating cooling controller of claim 1, wherein: and sealing rings (11) are respectively sleeved at the splicing parts between the water inlet pipeline (102) and the water outlet pipeline (103) of the IGBT water cooling plate (101) and the water inlets and the water outlets of the water cooling plate (3).
3. The triangular double-sided circulating cooling controller of claim 1, wherein: the IGBT module unit (1) and the water cooling plate (3) are fixedly connected through screws or welding.
4. The triangular double-sided circulating cooling controller of claim 1, wherein: not less than two IGBT modules (100) are arranged on the IGBT module unit (1), and a copper bar (7) is adopted for welding connection between each IGBT module (100) and the capacitor (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910359876.8A CN109890169B (en) | 2019-04-30 | 2019-04-30 | High-density integrated triangular double-sided circulating cooling controller |
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| CN201910359876.8A CN109890169B (en) | 2019-04-30 | 2019-04-30 | High-density integrated triangular double-sided circulating cooling controller |
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| CN109890169A CN109890169A (en) | 2019-06-14 |
| CN109890169B true CN109890169B (en) | 2020-08-14 |
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| CN112654210A (en) * | 2020-11-24 | 2021-04-13 | 合肥巨一动力系统有限公司 | Box type controller cooling structure |
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|---|---|---|---|---|
| CN202851482U (en) * | 2012-10-17 | 2013-04-03 | 孙晓东 | Hydraulic system purpose triangular cooling box |
| CN207543478U (en) * | 2017-11-15 | 2018-06-26 | 太仓市华盈电子材料有限公司 | A kind of two-sided IGBT radiating modules |
| CN109509730A (en) * | 2017-09-14 | 2019-03-22 | 株式会社京滨冷暖科技 | Liquid-cooled-type cooling device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521472U (en) * | 2009-10-19 | 2010-07-07 | 台州信溢农业机械有限公司 | Concentrative arrangement device of water inlet and outlet channel |
| CN202019294U (en) * | 2011-04-09 | 2011-10-26 | 广东明阳龙源电力电子有限公司 | Cooling circulation system with high-power photovoltaic inversion modules |
| CN104734533B (en) * | 2013-12-19 | 2018-01-12 | 联合汽车电子有限公司 | Compact inverter and its manufacture method |
| CN107787160B (en) * | 2016-08-30 | 2020-01-03 | 中车株洲电力机车研究所有限公司 | Water-cooling heat dissipation structure of motor controller |
| TWM540463U (en) * | 2016-11-25 | 2017-04-21 | Enzotechnology Corp | Lightweight liquid cooling plate set and heat dissipation system featuring plastic frame body |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202851482U (en) * | 2012-10-17 | 2013-04-03 | 孙晓东 | Hydraulic system purpose triangular cooling box |
| CN109509730A (en) * | 2017-09-14 | 2019-03-22 | 株式会社京滨冷暖科技 | Liquid-cooled-type cooling device |
| CN207543478U (en) * | 2017-11-15 | 2018-06-26 | 太仓市华盈电子材料有限公司 | A kind of two-sided IGBT radiating modules |
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