WO2008084870A1 - 半導体素子の冷却構造 - Google Patents
半導体素子の冷却構造 Download PDFInfo
- Publication number
- WO2008084870A1 WO2008084870A1 PCT/JP2008/050461 JP2008050461W WO2008084870A1 WO 2008084870 A1 WO2008084870 A1 WO 2008084870A1 JP 2008050461 W JP2008050461 W JP 2008050461W WO 2008084870 A1 WO2008084870 A1 WO 2008084870A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- semiconductor element
- refrigerant
- flow path
- refrigerant flow
- cooling structure
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Definitions
- the present invention relates to a semiconductor element cooling structure, and more particularly, to a semiconductor element cooling structure mounted on a heat sink having a refrigerant flow path.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2 04-1-0 03 936
- Patent Document 1 describes a semiconductor device having a heat sink that releases heat from a semiconductor element.
- a plurality of protrusions are provided on the inner wall of the cover constituting the refrigerant flow path.
- Patent Document 2 Japanese Patent Application Laid-Open No. 10-202082 (Patent Document 2) describes a cooling device having fins that are bent continuously in a wave shape with respect to the flow direction of the cooling air. ing.
- Patent Document 3 describes that a wire loop is provided in a heat sink to improve cooling efficiency.
- Patent Document 4 describes a cooling device in which the channel width is changed depending on the distance from the inlet force of the refrigerant.
- a boundary layer develops on the wall surface of the refrigerant flow path as it goes downstream of the refrigerant flow path. Since the refrigerant flow rate is low in the boundary layer, the development of the boundary layer leads to a decrease in cooling efficiency.
- a bubble film is formed on the heat transfer surface, and this bubble film may inhibit cooling by the refrigerant.
- Patent Documents 1 to 4 do not necessarily disclose a configuration capable of improving the cooling efficiency by causing an effective disturbance.
- a protrusion is formed on the inner surface of the case constituting the refrigerant flow path. This protrusion extends along the flow direction of the refrigerant, and the protrusion does not necessarily cause a sufficient disturbance. The generation cannot be promoted to improve the cooling efficiency. Disclosure of the invention
- the semiconductor element cooling structure has a mounting surface on which a semiconductor element and a semiconductor element are mounted, and a cooling medium flow path through which a coolant for cooling the semiconductor element flows.
- the heat sink that is formed and a portion that is located on the opposite side of the mounting surface of the heat sink, extends in a direction that intersects the flow direction of the refrigerant, and extends from the wall surface of the refrigerant flow path to the inside of the refrigerant flow path.
- the protrusion is provided so as to be located in the vicinity of the semiconductor element and upstream of the center of the semiconductor element in the coolant flow direction.
- the semiconductor element cooling structure further includes a second semiconductor element mounted on the mounting surface, and the semiconductor element and the second semiconductor element are configured such that the second semiconductor element is upstream of the semiconductor element. So that the protrusion is located downstream of the second semiconductor element and upstream of the center of the semiconductor element in the refrigerant flow direction. Is provided.
- the cooling structure for the semiconductor element is provided in a portion of the heat sink facing the protruding portion, extends in a direction intersecting with the flow direction of the refrigerant, and extends from the wall surface of the refrigerant flow path to the inside of the refrigerant flow path. And a second protrusion located upstream from the protrusion.
- the pair of protrusions provided on the upper surface and the bottom surface of the refrigerant flow path Since it becomes easier to form a refrigerant flow toward the mounting portion of the semiconductor element, the cooling efficiency of the semiconductor element is further improved.
- “extending in the direction intersecting with the refrigerant flow direction” means that it extends continuously so as to intersect with the refrigerant flow direction and intersects with the refrigerant flow direction. Including the case of intermittent extension.
- the semiconductor element cooling structure includes a semiconductor element and a mounting surface on which the semiconductor element is mounted, and a coolant channel through which a coolant for cooling the semiconductor element flows is formed.
- a heat sink, and the heat sink includes a first member including a mounting surface, and a second member provided to face the first member.
- the first member is formed along the refrigerant flow path.
- a plurality of fins projecting inward from the wall surface of the flow path toward the inside of the refrigerant flow path, and the second member is fitted between the plurality of fins in a part of the fin in the longitudinal direction;
- a protrusion is formed that protrudes from the wall surface of the coolant channel toward the inside of the coolant channel.
- the protruding portion that protrudes from the bottom surface of the refrigerant flow path, the flow velocity distribution on the mounting surface side is large in the vicinity of the semiconductor element, and the refrigerant flow is disturbed. It is possible to suppress the growth of the boundary layer. As a result, the heat transfer efficiency by the refrigerant is improved, and the cooling efficiency of the semiconductor element is sufficiently improved.
- the first and second members so that the fins and the protrusions are fitted, the positioning of the first and second members when configuring the heat sink is facilitated.
- the projecting portion is provided at a position so as to direct the flow of the refrigerant flowing through the refrigerant flow path toward the semiconductor element.
- the semiconductor element is included in a control device that controls a rotating electrical machine that drives a vehicle.
- the cooling efficiency of the semiconductor element can be improved.
- FIG. 1 shows a semiconductor device cooling structure according to an embodiment of the present invention. It is a circuit diagram which shows the structure of the principal part of Pcu.
- FIG. 2 is a cross-sectional view showing a cooling structure of a semiconductor device according to one embodiment of the present invention.
- FIG. 3 is a sectional view taken along line III-III in FIG.
- FIG. 4 is an exploded perspective view of the cooling structure shown in FIGS.
- FIG. 5 is a cross-sectional view showing a modified example of the cooling structure for a semiconductor device according to one embodiment of the present invention.
- FIG. 6 is a cross-sectional view showing another modified example of the cooling structure for a semiconductor device according to one embodiment of the present invention.
- FIG. 7 is a view showing a modification of the protrusion in the cooling structure shown in FIGS.
- FIG. 8 is a view showing another modification of the protruding portion in the cooling structure shown in FIGS.
- FIG. 9 is a perspective view showing a heat sink that constitutes a cooling structure for a semiconductor device according to one embodiment of the present invention.
- FIG. 10 is a top view showing an example of a state in which a semiconductor element is mounted on the heat sink shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 shows a semiconductor device cooling structure according to an embodiment of the present invention.
- PCU 1 0 0 shown in Fig. 1 Is a “control device for a rotating electrical machine that drives a vehicle”.
- PCU 100 includes a converter 110, inverters 120, 120, a control device 140, and capacitors C1, C2.
- Converter 110 is connected between the battery and inverters 120 and 1 30, and inverters 120 and 1 30 are connected to motor generators MG 1 and MG 2, respectively.
- Converter 110 includes power transistors Q 1, 02, diodes 131, D 2, and a reactor L.
- the power transistors Q l and Q 2 are connected in series and receive a control signal from the control device 140 as a base.
- the diodes D 1 and D 2 are connected between the collector and emitter of the power transistors Q 1 and Q 2 so that current flows from the emitter side to the collector side of the power transistors Q 1 and Q 2, respectively.
- Reactor L has one end connected to power supply line PL 1 connected to the positive electrode of battery B, and the other end connected to the connection point of power transistors Q 1 and Q 2.
- Converter 110 boosts the DC voltage received from battery B using reactor L, and supplies the boosted voltage to power line PL 2.
- Converter 1 10 steps down the DC voltage received from inverters 120 and 130 and charges battery B.
- Inverters 120 and 1 30 include U-phase arms 121 U and 13 1 U, V-phase arms 12 IV and 13 1 V, and W-phase arms 1 21 W and 1 31, respectively.
- Phase arm 121U, V phase arm 121 V, and W phase arm 121 W are connected in parallel between node N1 and node N2.
- U-phase arm 1 31 U, V-phase arm 1 31 V, and W-phase arm 1 3 1 W are connected in parallel between node N 1 and node N 2.
- U-phase arm 121U includes two power transistors Q3 and Q4 connected in series.
- U-phase arm 1 31U, V-phase arms 1 2 IV and 13 IV, and W-phase arms 121W and 1 31W each include two power transistors Q5 to Q14 connected in series.
- diodes D 3 to D 14 for flowing current from the emitter side to the collector side are connected between the collector emitters of the power transistors Q 3 to Q 14, respectively.
- the midpoint of each phase arm of inverters 120 and 130 is connected to each phase end of each phase coil of motor generators MG1 and MG2.
- the motor generators MG 1 and MG 2 are configured by connecting one end of three coils of U, V, and W phases to a midpoint.
- the capacitor C 1 is connected between the power supply lines P L 1 and PL3, and smoothes the voltage level of the power supply line P L 1.
- Capacitor C 2 is connected between power supply lines PL 2 and P L 3 to smooth the voltage level of power supply line P L 2.
- Inverters 120 and 130 convert motors MG 1 and MG 2 by converting the DC voltage from capacitor C 2 into AC voltage based on the drive signal from control device 140.
- the control device 140 calculates the motor coil command # :, the phase current values of the motor generators MG 1 and MG 2 and the input voltages of the inverters 1 and 130, and calculates the phase coil voltages of the motor generators MG1 and MG 2. Based on the calculation result, a P WM (Pulse Width Modulation) signal for turning on / off the power transistors Q 3 to Q 14 is generated and output to the inverters 120 and 130.
- P WM Pulse Width Modulation
- control device 140 calculates the duty ratio of the power transistors Ql and Q2 for optimizing the input voltage of the inverters 120 and 130 based on the motor torque command value and the motor rotation speed described above, and the calculation result Based on the above, a PWM signal that turns on and off power transistors Q 1 and Q 2 is generated and output to converter 110.
- control device 140 converts AC power generated by motor generators MG 1 and MG 2 into DC power to charge battery B, so that power transistors Q 1 to Q 14 in converter 1 10 and inverters 120 and 130 are charged. Controls the switching operation.
- the power transistors Q1 to Q14 and the diodes D1 to D14 constituting the converter 110 and the inverters 120 and 130 generate heat. Therefore, it is necessary to provide a cooling structure for promoting the cooling of these semiconductor elements.
- FIG. 2 is a cross-sectional view showing the cooling structure of the semiconductor device according to the present embodiment.
- Fig. 3 is a sectional view taken along line III-III in Fig. 2.
- FIG. 4 is an exploded perspective view of the cooling structure shown in FIGS. 2 to 4, the semiconductor element cooling structure according to the present embodiment includes semiconductor element 1 and heat sink 2 on which semiconductor element 1 is mounted.
- the semiconductor element 1 is, for example, power transistors Q 1 to Q 14 and diodes D 1 to D 14 in FIG.
- the semiconductor element 1 includes a plurality of semiconductor elements 1 1 and 1 2.
- the semiconductor element 1 (1 1, 1 2) is mounted on the heat sink 2 via the mounting structure 1 A.
- the heat sink 2 is made of a metal having a relatively high heat transfer coefficient, such as copper alloy.
- the heat sink 2 includes a first member 21 and a second member 22.
- a refrigerant flow path 20 is formed between the first and second members 2 1 and 2 2.
- the semiconductor element 1 is cooled by flowing the refrigerant into the refrigerant flow path 20.
- the first member 21 has a plurality of fins 4 projecting toward the second member 22.
- the fins 4 extend along the direction in which the refrigerant flow path 20 extends, that is, the direction in which the coolant flows (in the direction of the arrow DR 1).
- the second member 2 2 has a plurality of protruding portions 3 that protrude toward the first member 21.
- the plurality of projecting portions 3 and the fins 4 are provided so as to sandwich each other. Further, the fin 4 defines the height of the refrigerant flow path 20.
- the first and second members 2 1 and 2 2 are combined along the arrow j3 direction so that the protrusion 3 and the fin 4 are fitted together.
- the channel type refrigerant flow path 20 partitioned by the fins 4 is configured in the heat sink 2.
- the inventors of the present application extend in a direction intersecting with the flow direction of the refrigerant (direction of arrow DR 1), It is possible to improve the cooling efficiency of the semiconductor element 1 by forming the protrusion 3 (3 1, 3 2) that protrudes from the bottom surface 2 OA of the refrigerant channel 20 toward the inside of the refrigerant channel 20. Devised. Referring again to FIG. 2, the protrusion 3 is the protrusion 3 1, aligned in the direction of the arrow DR 1.
- the protrusions 3 1 and 3 2 are formed at portions located in the vicinity of the semiconductor elements 1 1 and 12 in the refrigerant flow path 20, respectively.
- the protrusions 3 1, 3 2 are formed so as to extend intermittently (divided by the fins 4) along a direction (arrow D R 2 direction) intersecting the refrigerant flow direction.
- protrusions 3 1 and 3 2 are formed on the upstream side of the semiconductor elements 11 and 12, respectively.
- the arrows in Fig. 2 indicate local refrigerant flow.
- the flow of the refrigerant is deflected at the mounting position of the semiconductor element 1 to generate turbulence, and the flow velocity of the refrigerant on the mounting surface side of the semiconductor element 1 is increased, so that the boundary The development of the layer can be suppressed. As a result of the above, the cooling efficiency of the semiconductor element 1 is improved.
- the position where the protruding portion 3 is provided can be changed as appropriate, but is typically provided so as to be located on the upstream side of each semiconductor element 1.
- the protrusion 3 2 provided on the upstream side of the semiconductor element 12 is between the semiconductor elements 1 1 and 1 2 (in other words, on the downstream side of the semiconductor element 1 1 and the semiconductor element 1 2 upstream).
- the protrusion 3 may be provided so as to overlap the semiconductor element 1.
- the protrusion 3 2 shown in FIG. 2 may be provided immediately below the semiconductor element 12. Even in such a case, the protrusion 3 2 is a semiconductor element 1.
- the flow of the refrigerant flowing through the refrigerant flow path 20 is directed to the semiconductor element 1.
- the flow of the refrigerant directed to the semiconductor element 1 collides with the upper surface 20 B of the refrigerant flow path 20 located immediately below the semiconductor element 1, the above-described bubble film is destroyed. As a result, the cooling efficiency of the semiconductor element 1 is further improved.
- FIG. 5 is a cross-sectional view showing a modification of the cooling structure shown in FIGS.
- the projecting portion projecting upward from the second member 22. 3 A is provided, and a protruding portion 2 B protruding downward from the first member 21 is provided.
- the protrusion 3 A that protrudes from the bottom surface 2 OA of the refrigerant channel 20 toward the inside of the refrigerant channel 20, and the refrigerant from the upper surface 20 B of the refrigerant channel 20 A protruding portion 3 B that protrudes inward of the flow path 20 is provided.
- the protrusions 3 A and 3 B are provided so as to extend in the direction intersecting the refrigerant flow direction.
- the arrow ⁇ in FIG. 5 indicates the local refrigerant flow.
- the flow of the coolant toward the portion of the heat sink 2 located immediately below the semiconductor element 1 is further induced. It becomes easy to be done. Therefore, further improvement in the cooling efficiency of the semiconductor element 1 can be expected.
- the heat sink 2 is, for example, as shown in FIG. A hollow channel may be formed in the inside by one member.
- a recess 5 A is provided on the lower surface of one flat tube (the surface facing the mounting surface of the semiconductor element 1), and a recess 5 B is provided on the upper surface (the mounting surface of the semiconductor element 1).
- a projecting portion that projects from the bottom surface 2 OA and the top surface 20 B of the refrigerant flow path 20 is formed.
- the recesses 5 A and 5 B for forming the protrusions are formed so as to extend in a direction intersecting the refrigerant flow direction (arrow D R 1 direction).
- an arrow ⁇ in FIG. 6 indicates a local refrigerant flow.
- the cooling efficiency of the semiconductor element 1 can be improved as in FIGS.
- the stress generated in the flat tube may increase due to the heat generation of the semiconductor element 1.
- the effect of alleviating this stress increase can be obtained.
- the shape of the protruding portion is not limited to the form described in FIGS. 2 to 6, and for example, a triangular shape as shown in FIGS. 7 and 8 can be adopted.
- FIG. 9 is a perspective view showing a heat sink constituting the cooling structure described above.
- FIG. 10 is a top view showing an example of a state in which a semiconductor element is mounted on the heat sink shown in FIG. Referring to Fig. 9 and Fig. 10, heat sink 2 is equipped with semiconductor element 1. Has a mounting surface 2 A. As shown in FIG. 10, the semiconductor device 1 (power transistors Q 1 to Q 14 and diodes D 1 to D 14) included in the converter 1 1 0 and the inverters 1 2 0 and 1 3 0 is mounted on the mounting surface 2. Mounted on A. The heat sink 2 has an inlet 6 and an outlet 7.
- the refrigerant cooled in the radiator (not shown) flows into the heat sink 2 from the inlet 6 and flows through the refrigerant flow path 20 formed in the heat sink 2.
- the refrigerant that has flowed through the refrigerant flow path 20 flows out from the outlet section 7, is led to the radiator, and is cooled again. In this way, cooling of the semiconductor element 1 is promoted.
- the semiconductor element cooling structure includes the semiconductor element 12 and the semiconductor element 1 including the semiconductor element 11 as the “second semiconductor element”, and the mounting surface on which the semiconductor element 1 is mounted.
- a heat sink 2 having a coolant passage 20 in which a coolant for cooling the semiconductor element 1 flows, and a portion of the heat sink 2 opposite to the mounting surface 2 A.
- a protrusion that extends in a direction intersecting with the refrigerant flow direction (arrow DR 1 direction) (arrow DR 2 direction) and projects from the bottom surface 2 OA of the refrigerant flow path 20 toward the inside of the refrigerant flow path 20 Part 3 is provided.
- the semiconductor elements 1 1 and 12 are arranged side by side in the direction of the arrow DR 1 so that the semiconductor element 1 1 is located on the upstream side of the semiconductor element 1 2.
- the projecting portion 32 is provided downstream of the semiconductor element 11 and upstream of the center of the semiconductor element 12 in the direction of the arrow DR 1.
- the heat sink 2 includes a first member 21 including the mounting surface 2 ⁇ / b> A and a second member 22 provided to face the first member 21.
- the first member 21 has a plurality of fins 4 formed along the refrigerant flow path 20 and protruding from the upper surface 20 B of the refrigerant flow path 20 toward the inside of the refrigerant flow path 20.
- the second member 22 is formed so as to be fitted between the plurality of fins 4 in a part of the fin 4 in the longitudinal direction, and the bottom surface 2 of the refrigerant flow path 20 OA to the refrigerant flow path 20. It has a protrusion 3 that protrudes inward.
- a protrusion 3 A that extends in a direction intersecting the refrigerant flow direction and protrudes from the bottom surface 2 OA of the refrigerant flow path 20 toward the inside of the refrigerant flow path 20, Refrigerant It extends in a direction crossing the flow direction, protrudes from the upper surface 20 B of the refrigerant flow path 20 toward the inside of the refrigerant flow path 20, and is located upstream of the protrusion 3 A.
- a protrusion 3 B as a “protrusion” is provided.
- the present invention can be applied to, for example, a cooling structure for a semiconductor element mounted on a heat sink having a refrigerant flow path.
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008800022056A CN101578701B (zh) | 2007-01-11 | 2008-01-09 | 半导体元件的冷却构造 |
US12/521,225 US8125078B2 (en) | 2007-01-11 | 2008-01-09 | Semiconductor element cooling structure |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-003651 | 2007-01-11 | ||
JP2007003651A JP4789813B2 (ja) | 2007-01-11 | 2007-01-11 | 半導体素子の冷却構造 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008084870A1 true WO2008084870A1 (ja) | 2008-07-17 |
Family
ID=39608757
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/050461 WO2008084870A1 (ja) | 2007-01-11 | 2008-01-09 | 半導体素子の冷却構造 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8125078B2 (ja) |
JP (1) | JP4789813B2 (ja) |
CN (1) | CN101578701B (ja) |
WO (1) | WO2008084870A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010010826A1 (ja) * | 2008-07-24 | 2010-01-28 | トヨタ自動車株式会社 | 熱交換器及びその製造方法 |
EP2432012A1 (en) * | 2009-05-11 | 2012-03-21 | Toyota Jidosha Kabushiki Kaisha | Heat exchanger, semiconductor device, method for manufacturing the heat exchanger, and method for manufacturing the semiconductor device |
JP2013258026A (ja) * | 2012-06-12 | 2013-12-26 | Honda Motor Co Ltd | 燃料電池モジュール |
US9847542B2 (en) | 2012-06-12 | 2017-12-19 | Honda Motor Co., Ltd. | Fuel cell module |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5155590B2 (ja) * | 2007-04-13 | 2013-03-06 | 日本インター株式会社 | 冷却装置 |
JP5343007B2 (ja) * | 2007-11-26 | 2013-11-13 | 株式会社豊田自動織機 | 液冷式冷却装置 |
JP5287159B2 (ja) * | 2008-11-12 | 2013-09-11 | 株式会社デンソー | 電力変換装置 |
FR2938637B1 (fr) * | 2008-11-18 | 2013-01-04 | Cie Mediterraneenne Des Cafes | Conduit de circulation d'un fluide |
JP5212125B2 (ja) * | 2009-01-13 | 2013-06-19 | 株式会社デンソー | パワーデバイス用ヒートシンク |
CN101645714B (zh) * | 2009-09-03 | 2012-12-12 | 华为技术有限公司 | 一种远端射频模块 |
JP4920071B2 (ja) * | 2009-11-12 | 2012-04-18 | 株式会社日本自動車部品総合研究所 | 半導体素子の冷却装置 |
JP2011134978A (ja) * | 2009-12-25 | 2011-07-07 | Fuji Electric Co Ltd | 流体冷却式ヒートシンク |
JP2011134979A (ja) * | 2009-12-25 | 2011-07-07 | Fuji Electric Co Ltd | 液体冷却式ヒートシンク |
JP5251916B2 (ja) * | 2010-03-31 | 2013-07-31 | 株式会社豊田自動織機 | 電子機器の冷却器 |
JP5546934B2 (ja) * | 2010-04-19 | 2014-07-09 | トヨタ自動車株式会社 | 冷却装置 |
KR101572787B1 (ko) | 2010-04-28 | 2015-11-27 | 가부시키가이샤 도요다 지도숏키 | 방열 장치 및 반도체 장치 |
JP2012038010A (ja) * | 2010-08-05 | 2012-02-23 | Fujitsu Ltd | 受熱器、液冷ユニット及び電子機器 |
JP5707972B2 (ja) * | 2011-01-26 | 2015-04-30 | トヨタ自動車株式会社 | 熱交換器 |
CN103477432B (zh) | 2011-05-16 | 2017-06-20 | 富士电机株式会社 | 半导体模块冷却器 |
EP2720262A4 (en) * | 2011-06-07 | 2015-06-17 | Toyota Motor Co Ltd | REFRIGERANT APPARATUS |
JP5623985B2 (ja) * | 2011-06-29 | 2014-11-12 | 日立オートモティブシステムズ株式会社 | 電力変換装置 |
WO2013054615A1 (ja) * | 2011-10-12 | 2013-04-18 | 富士電機株式会社 | 半導体モジュール用冷却器及び半導体モジュール |
EP2876678A4 (en) * | 2012-07-18 | 2016-04-13 | Toyota Jidoshokki Kk | HEAT DISPOSING DEVICE AND SEMICONDUCTOR DEVICE |
US20150181756A1 (en) * | 2012-09-05 | 2015-06-25 | Panasonic Intellectual Property Management Co., Ltd. | Cooling device, electric automobile and electronic device equipped with said cooling device |
EP2719985B1 (en) * | 2012-10-09 | 2015-08-26 | Danfoss Silicon Power GmbH | A flow distribution module with a patterned cover plate |
JP6093186B2 (ja) * | 2013-01-11 | 2017-03-08 | 本田技研工業株式会社 | 半導体モジュール用冷却器 |
US9964366B2 (en) * | 2013-10-02 | 2018-05-08 | Nissan Motor Co., Ltd. | Heat-radiating system |
JP6164304B2 (ja) | 2013-11-28 | 2017-07-19 | 富士電機株式会社 | 半導体モジュール用冷却器の製造方法、半導体モジュール用冷却器、半導体モジュール及び電気駆動車両 |
JP6237918B2 (ja) * | 2014-09-22 | 2017-11-29 | 富士電機株式会社 | 電子部品の冷却器 |
JP6365691B2 (ja) * | 2015-01-22 | 2018-08-01 | 三菱電機株式会社 | 半導体装置 |
US10222125B2 (en) | 2015-04-06 | 2019-03-05 | International Business Machines Corporation | Burst resistant thin wall heat sink |
US10215504B2 (en) * | 2015-04-06 | 2019-02-26 | International Business Machines Corporation | Flexible cold plate with enhanced flexibility |
CN109219880B (zh) * | 2016-12-20 | 2022-06-14 | 富士电机株式会社 | 半导体模块 |
JP2018107361A (ja) * | 2016-12-28 | 2018-07-05 | 三菱自動車エンジニアリング株式会社 | 冷却装置 |
JP6931716B2 (ja) * | 2017-04-21 | 2021-09-08 | ケーエムダブリュ・インコーポレーテッド | Mimoアンテナ装置 |
JP6754321B2 (ja) * | 2017-06-01 | 2020-09-09 | 株式会社三五 | 受熱ユニット及び当該受熱ユニットを含む熱電発電装置 |
JP6923375B2 (ja) * | 2017-06-30 | 2021-08-18 | 日立Astemo株式会社 | 電力変換装置 |
JP7039917B2 (ja) | 2017-10-06 | 2022-03-23 | 富士電機株式会社 | 冷却器 |
JP7002384B2 (ja) * | 2018-03-22 | 2022-01-20 | 三菱重工業株式会社 | 冷却装置及びそれを備える電気機器 |
JP7124425B2 (ja) * | 2018-05-02 | 2022-08-24 | 富士電機株式会社 | 冷却装置、半導体モジュールおよび車両 |
KR102606008B1 (ko) * | 2019-01-22 | 2023-11-24 | 엘지마그나 이파워트레인 주식회사 | 스위칭용 반도체 소자 및 그의 냉각장치 |
TWI686108B (zh) * | 2019-02-26 | 2020-02-21 | 嘉聯益科技股份有限公司 | 線路板模組及其散熱板結構 |
JP6789335B2 (ja) * | 2019-03-05 | 2020-11-25 | 三菱電機株式会社 | ヒートシンク及びこれを備えた半導体モジュール |
US11175102B1 (en) * | 2021-04-15 | 2021-11-16 | Chilldyne, Inc. | Liquid-cooled cold plate |
JP6984778B1 (ja) * | 2021-05-20 | 2021-12-22 | 富士電機株式会社 | 冷却装置および冷却装置を備える半導体装置 |
JP2023023518A (ja) * | 2021-08-05 | 2023-02-16 | 日本電産株式会社 | 液冷ジャケット、および冷却装置 |
DE102021129095A1 (de) | 2021-11-09 | 2023-05-11 | Audi Aktiengesellschaft | Kühlvorrichtung mit Kühlabschnitten und stabilisierten Übergangsabschnitten, Batterieanordnung mit Kühlvorrichtung und Kraftfahrzeug |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002141164A (ja) * | 2000-10-31 | 2002-05-17 | Miyaden Co Ltd | 大電力高周波誘導加熱用トランジスタインバータ装置 |
JP2004128439A (ja) * | 2002-08-07 | 2004-04-22 | Fuji Electric Fa Components & Systems Co Ltd | 発熱体冷却装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH042156A (ja) * | 1990-04-19 | 1992-01-07 | Fuji Electric Co Ltd | 電力用半導体装置 |
US5275237A (en) * | 1992-06-12 | 1994-01-04 | Micron Technology, Inc. | Liquid filled hot plate for precise temperature control |
US5774334A (en) * | 1994-08-26 | 1998-06-30 | Hitachi, Ltd. | Low thermal resistant, fluid-cooled semiconductor module |
JPH10200278A (ja) | 1997-01-13 | 1998-07-31 | Yaskawa Electric Corp | 冷却装置 |
JP3518434B2 (ja) | 1999-08-11 | 2004-04-12 | 株式会社日立製作所 | マルチチップモジュールの冷却装置 |
JP2001352025A (ja) | 2000-06-05 | 2001-12-21 | Toshiba Corp | 発熱体冷却装置 |
SE524204C2 (sv) | 2001-07-19 | 2004-07-06 | Denso Corp | Värmeansamlare med ett membran vilket tar emot ett fluidtryck |
JP2003314942A (ja) * | 2001-07-19 | 2003-11-06 | Denso Corp | 集熱器 |
JP3780953B2 (ja) * | 2002-01-31 | 2006-05-31 | 株式会社日立製作所 | 冷却装置付き電子回路装置 |
JP2004103936A (ja) | 2002-09-11 | 2004-04-02 | Mitsubishi Electric Corp | 電力半導体装置およびその製造方法 |
JP3685170B2 (ja) | 2002-09-30 | 2005-08-17 | 三菱電機株式会社 | 冷却装置 |
US7092254B1 (en) * | 2004-08-06 | 2006-08-15 | Apple Computer, Inc. | Cooling system for electronic devices utilizing fluid flow and agitation |
JP4687706B2 (ja) * | 2005-04-21 | 2011-05-25 | 日本軽金属株式会社 | 液冷ジャケット |
-
2007
- 2007-01-11 JP JP2007003651A patent/JP4789813B2/ja not_active Expired - Fee Related
-
2008
- 2008-01-09 CN CN2008800022056A patent/CN101578701B/zh not_active Expired - Fee Related
- 2008-01-09 US US12/521,225 patent/US8125078B2/en not_active Expired - Fee Related
- 2008-01-09 WO PCT/JP2008/050461 patent/WO2008084870A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002141164A (ja) * | 2000-10-31 | 2002-05-17 | Miyaden Co Ltd | 大電力高周波誘導加熱用トランジスタインバータ装置 |
JP2004128439A (ja) * | 2002-08-07 | 2004-04-22 | Fuji Electric Fa Components & Systems Co Ltd | 発熱体冷却装置 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010010826A1 (ja) * | 2008-07-24 | 2010-01-28 | トヨタ自動車株式会社 | 熱交換器及びその製造方法 |
JP2010025521A (ja) * | 2008-07-24 | 2010-02-04 | Toyota Motor Corp | 熱交換器及びその製造方法 |
KR101232403B1 (ko) * | 2008-07-24 | 2013-02-12 | 도요타지도샤가부시키가이샤 | 열교환기 및 그 제조 방법 |
EP2432012A1 (en) * | 2009-05-11 | 2012-03-21 | Toyota Jidosha Kabushiki Kaisha | Heat exchanger, semiconductor device, method for manufacturing the heat exchanger, and method for manufacturing the semiconductor device |
US8593812B2 (en) | 2009-05-11 | 2013-11-26 | Toyota Jidosha Kabushiki Kaisha | Heat exchanger, semiconductor device, method for manufacturing the heat exchanger, and method for manufacturing the semiconductor device |
EP2432012A4 (en) * | 2009-05-11 | 2014-04-16 | Toyota Motor Co Ltd | HEAT EXCHANGER, SEMICONDUCTOR DEVICE, METHOD FOR MANUFACTURING THE HEAT EXCHANGER, AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR DEVICE |
JP2013258026A (ja) * | 2012-06-12 | 2013-12-26 | Honda Motor Co Ltd | 燃料電池モジュール |
US9847542B2 (en) | 2012-06-12 | 2017-12-19 | Honda Motor Co., Ltd. | Fuel cell module |
US9941535B2 (en) | 2012-06-12 | 2018-04-10 | Honda Motor Co., Ltd. | Fuel cell module |
Also Published As
Publication number | Publication date |
---|---|
CN101578701B (zh) | 2011-07-06 |
JP2008172014A (ja) | 2008-07-24 |
JP4789813B2 (ja) | 2011-10-12 |
CN101578701A (zh) | 2009-11-11 |
US8125078B2 (en) | 2012-02-28 |
US20100090336A1 (en) | 2010-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2008084870A1 (ja) | 半導体素子の冷却構造 | |
JP4920071B2 (ja) | 半導体素子の冷却装置 | |
JP4719187B2 (ja) | 半導体素子の冷却構造 | |
JP5248542B2 (ja) | 電力変換装置 | |
JP4770490B2 (ja) | パワー半導体素子の冷却構造およびインバータ | |
JP4694514B2 (ja) | 半導体素子の冷却構造 | |
JP5621908B2 (ja) | 冷却器 | |
JP4470857B2 (ja) | 電気機器の冷却構造 | |
JP6259893B2 (ja) | 半導体モジュール及びこれを備えた電力変換装置 | |
JP2019161797A (ja) | 電力変換装置 | |
JP4715529B2 (ja) | パワー半導体素子の冷却構造 | |
JP6642731B2 (ja) | 半導体モジュール及び電力変換装置 | |
WO2018207240A1 (ja) | 電力変換装置の冷却構造 | |
JP2013021008A (ja) | 素子モジュール | |
JP2007123606A (ja) | 電気機器の冷却構造 | |
JP2013138609A (ja) | 半導体モジュール及びこれを備えた電力変換装置 | |
CN110504227B (zh) | 冷却器 | |
CN110867423B (zh) | 冷却器 | |
JP5546934B2 (ja) | 冷却装置 | |
JP2020035998A (ja) | 冷却器 | |
JPH11340393A (ja) | 電力変換装置 | |
JP2003309995A (ja) | モータ駆動用インバータ | |
JP2019161019A (ja) | 電力変換装置 | |
JP2008154316A (ja) | 電気機器の搭載構造 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200880002205.6 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 08703321 Country of ref document: EP Kind code of ref document: A1 |
|
DPE2 | Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: 12521225 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 08703321 Country of ref document: EP Kind code of ref document: A1 |