EP3895511A1 - Convertisseur de tension et procédé de fabrication d'un convertisseur de tension - Google Patents
Convertisseur de tension et procédé de fabrication d'un convertisseur de tensionInfo
- Publication number
- EP3895511A1 EP3895511A1 EP19816357.8A EP19816357A EP3895511A1 EP 3895511 A1 EP3895511 A1 EP 3895511A1 EP 19816357 A EP19816357 A EP 19816357A EP 3895511 A1 EP3895511 A1 EP 3895511A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- heat sink
- power module
- voltage converter
- elastic element
- upper face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20436—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing
- H05K7/2049—Pressing means used to urge contact, e.g. springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/06—Thermal details
- H05K2201/066—Heatsink mounted on the surface of the printed circuit board [PCB]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10984—Component carrying a connection agent, e.g. solder, adhesive
Definitions
- the present invention relates to voltage converter and a method of manufacturing a voltage converter.
- a voltage converter is known from the state of the art comprising: - a power module comprising at least one controllable switch intended to switch to carry out a voltage conversion, - a heat sink having an upper face opposite screw of a lower face of the power module to dissipate heat emitted by the power module, and - at least one elastic element pressing on an upper face of the power module to hold the power module in place relative to the dissipator heat.
- the elastic element is in the shape of a "W” and placed on the upper face of the power module.
- a cover is attached to the sink heat and attached to it. The cover then presses on the elastic element in the shape of a "W” to crush it, so that this elastic element in the shape of a "W” presses back on the upper face of the power module to hold it in place by compared to the heat sink.
- the object of the invention is to at least partially solve the above problem.
- a voltage converter comprising: - a power module comprising at least one controllable switch intended to switch to carry out a voltage conversion, - a heat sink having an upper face opposite '' a lower face of the power module for dissipate heat emitted by the power module, and - at least one elastic element pressing on an upper face of the power module to hold the power module in place relative to the heat sink, characterized in that each elastic element is integral with the heat sink.
- the voltage converter further comprises a printed circuit board for controlling the power module.
- each elastic element is fixed to a part covering the power module, this part being fixed to the heat sink.
- the printed circuit board extends above the part covering the power module and is fixed to this part.
- each elastic element is fixed directly to the heat sink.
- the heat sink comprises, for each elastic element, a support projecting upwards from the upper face of the heat sink, this elastic element being fixed to a top of this support.
- the voltage converter comprises several power modules and a part having several elastic elements pressing respectively on the upper faces of the power modules to hold these power modules in place relative to the heat sink.
- the voltage converter comprises several power modules and several parts each having one or more elastic elements, the elastic elements of these parts pressing respectively on the upper faces of the power modules to hold these power modules in place by compared to the heat sink.
- a method of manufacturing a voltage converter comprising the placement of a lower face of a power module comprising at least one controllable switch designed to switch to carry out a voltage conversion opposite of an upper face of a heat sink designed to dissipate heat emitted by the power module, characterized in that it also comprises the attachment of at least one elastic element to the heat sink so that the he elastic element presses on an upper face of the power module to hold the power module in place relative to the heat sink.
- thermal glue is interposed between the underside of the power module and the top face of the heat sink and the method further comprises, after the attachment of each elastic element to the heat sink, the heating of the converter tension so as to crosslink the thermal glue.
- the method further comprises, after the heating of the voltage converter so as to crosslink the thermal glue, the fixing of a printed circuit board for controlling the power module to the heat sink.
- thermal glue is interposed between the underside of the power module and the upper face of the heat sink and the method further comprises: - heating the voltage converter so as to crosslink the thermal glue, and in which the attachment of each elastic element to the heat sink is carried out after heating.
- FIG. 1 is an electrical diagram of an electrical system implementing the invention.
- FIG. 2 is a sectional view of the arrangement of a power module and a heat sink of the electrical system of Figure 1.
- FIG. 3 is a sectional view of a voltage converter according to a first embodiment of the invention comprising the elements of Figure 2.
- FIG. 4 is a block diagram illustrating the steps of a process for manufacturing a voltage converter, such as that of Figure 3.
- Figure 5 is a sectional view of a voltage converter according to a second embodiment of the invention comprising the elements of Figure 2.
- FIG. 6 is a sectional view of a voltage converter according to a third embodiment of the invention comprising the elements of Figure 2.
- FIG. 7 is a block diagram illustrating the steps of a process for manufacturing a voltage converter, such as that of Figure 6.
- the electrical system 100 is for example intended to be installed in a motor vehicle.
- the electrical system 100 firstly comprises an electrical power source 102 designed to deliver a direct voltage U, for example between 10 V and 100 V, for example 48 V or else 12 V.
- the electrical power source 102 includes for example a battery.
- the electrical system 100 further comprises an electrical machine 130 comprising several phases (not shown) intended to present respective phase voltages.
- the electrical system 100 further includes a voltage converter 104 connected between the electrical power source 102 and the electrical machine 130 to convert between the DC voltage U and the phase voltages.
- the voltage converter 104 firstly comprises a positive bus bar 106 and a negative bus bar 108 intended to be connected to the electrical power source 102 to receive the DC voltage U, the positive bus bar 106 receiving a high electrical potential. and the negative bus bar 108 receiving a low electrical potential.
- the voltage converter 104 further comprises at least one power module 1 10 comprising portions of the positive 106 and negative 108 bus bars, as well as one or more phase bus bars 122 intended be respectively connected to one or more phases of the electric machine 130, to supply their respective phase voltages.
- the voltage converter 104 comprises three power modules 1 10 each comprising two phase bus bars 122 connected to two phases of the electric machine 130.
- the electric machine 130 comprises two three-phase systems, each comprising three phases, and intended to be electrically phase-shifted by 120 ° relative to one another.
- the first phase bus bars 122 of the power modules 1 10 are respectively connected to the three phases of the first three-phase system, while the second phase bus bars 122 of the power modules 1 10 are respectively connected to the three phases of the second three-phase system.
- Each power module 1 10 comprises, for each phase bus bar 122, a high side switch 1 12 connected between the positive bus bar 106 and the phase bus bar 122 and a low side switch 1 14 connected between the bus bar phase 122 and the negative bus bar 108.
- the switches 1 12, 1 14 are arranged so as to form a switching arm, in which the phase bus bar 122 forms a midpoint.
- Each switch 1 12, 1 14 has first and second main terminals 1 16, 1 18 and a control terminal 120 intended to selectively open and close the switch 1 12, 1 14 between its two main terminals 1 16, 1 18 in function of a control signal applied to it.
- the switches 1 12, 1 14 are preferably transistors, for example field effect transistors with a metal-oxide-semiconductor structure (from the English "Metal Oxide Semiconductor Field Effect Transistor" or MOSFET) having a grid forming the terminal 120, and a drain and a source respectively forming the main terminals 1 16, 1 18.
- the electric machine 130 has both an alternator and an electric motor function. More specifically, the motor vehicle further comprises a heat engine (not shown) having an output axis to which the electric machine 130 is connected by a belt (not shown). The engine is intended to drive the vehicle wheels automobile through its output axis.
- the electrical machine in operation as an alternator, supplies electrical energy in the direction of the electrical power source 102 from the rotation of the output axis.
- the voltage converter 104 then functions as a rectifier.
- the electric machine drives the output shaft (in addition to or instead of the heat engine).
- the voltage converter 104 then functions as an inverter.
- the electric machine 130 is for example located in a gearbox or in a clutch of the motor vehicle or in place of the alternator.
- bus bars 106, 108, 122 extend substantially horizontally.
- Each switch 1 12, 1 14 (only one of the high side switches 1 12 is visible in Figure 2) has a generally planar shape and is pressed against an upper face of one of the two bus bars between which it is placed .
- the switch 1 12, 1 14 is also electrically connected to the other of the two bus bars between which it is placed, for example by one or more electrical strips 202.
- the power module 110 also comprises a housing 204 covering the bus bars 106, 108, 122, the switches 1 12, 1 14 and the electrical strips 202.
- This housing 204 leaves visible the undersides of the bus bars 106, 108, 122, partly forming a lower face of the power module 110.
- the housing 204 is for example produced by overmolding of the bus bars 106, 108, 122, switches 1 12, 1 14 and conductive strips 202, for example made of hard resin such as epoxy.
- the voltage converter 104 further comprises a heat sink 206 designed to dissipate heat emitted by the power modules 1 10.
- the heat sink 206 may have fins (not shown) and / or a circulation circuit for a coolant, such as water (not shown).
- the heat sink 206 comprises a substantially horizontal plate 208 and having an upper face extending opposite the lower face of the power module 110, and in particular of the visible lower faces of the bars. highway 106, 108, 122.
- One or more spacers 210 are present between the lower face of the power module 110 and the upper face of the heat sink 206. These spacers 210 provide a space between the upper face of the heat sink 206 and the lower faces of the bus bars 106, 108, 122. This space provides necessary electrical insulation due to the potential differences between the bus bars 106, 108, 122 and the heat sink 206. In addition, this space can compensate for any flatness defects. of the lower faces of the bus bars 106, 108, 122 and of the upper face of the heat sink 206. This space is preferably at most 200 ⁇ m in order to allow good heat exchange between the power module 1 10 and the heat sink of heat 206.
- the space is filled with a thermal conductive material 212.
- the hard resin is generally too fragile to support screws or rivets through the housing 204 for fixing the latter to the heat sink 206.
- the thermal conductive material 212 comprises a thermal adhesive intended to offer, in addition to the thermal conduction, at least partial fixing of the power module 1 10 to the heat sink 206, to maintain the power module 1 10 near the heat sink 206, despite the vibrations and aging of the parts.
- the thermal conductive material 212 could be a thermal paste, without bonding function, having the advantage of being less expensive than thermal adhesive.
- the power module 110 also comprises pins 214 projecting upwards and intended to be connected to a printed circuit board which will be described later.
- the heat sink 206 further comprises first pads 302 and second pads 304 projecting upwards from the upper face of the plate 208 of the sink 206, the second studs 304 being lower than the first studs 302.
- the studs 302, 304 are for example made of one piece with the plate 208 of the heat sink so as to form a single piece with the latter.
- the voltage converter 104 further comprises a printed circuit board 306 for controlling the power modules 1 10.
- the printed circuit board 306 is fixed to the top of the first studs 302 so as to extend substantially horizontally above the modules of power 1 10.
- the pins 214 pass through the printed circuit board 306 and are connected to the latter to allow the control of the power modules 1 10.
- the voltage converter 104 further comprises, for each power module 1 10, at least one elastic element 308 pressing on an upper face of this power module 1 10 to hold it in place relative to the heat sink 206.
- each elastic element 308 is directly fixed to the heat sink 206, more precisely at the top of one of the second studs 304 of the heat sink 206.
- each elastic element 308 applies a force greater than 50 N, by example between 50 N and 100 N, on the associated power module 1 10.
- each power module 110 is preferably applied a force greater than 100 N, for example between 100 N and 200 N, from one or more of the elastic elements 308.
- two elastic elements 308 press on each power module 1 10.
- the elastic elements 308 are made of metal and have the shape of a tongue having a first free end pressing on one of the power modules 110 and a second end fixed to the top of one of the second studs 304.
- the elastic elements could have two ends fixed, for example to studs like the second studs 304, so as to do not have a free end.
- each elastic element would have an elastic central part, located between the two fixed ends, pressing on the associated power module 1 10.
- first pieces each forming a single elastic element 308.
- second pieces each forming a pair of elastic elements 308, pressing respectively on two different power modules 1 10.
- the elastic elements 308 make it possible to hold the power modules 1 10 in place relative to the heat sink 206, even when the thermal adhesive deteriorates as it ages, which could lead to detachment of the power modules 1 10 and thus decoupling. thermal at least partial of the power modules 1 10 with respect to the heat sink 206, risking causing a deterioration of the power modules 1 10.
- thermal paste is used as thermal conductive material 212
- the elastic elements 308 to ensure the maintenance of the power modules 1 10 against the heat sink 206.
- the voltage converter 104 preferably comprises means to prevent the elastic elements 308 from sliding on the upper faces of the power modules 110, in particular to prevent rotation of the elastic elements 308 when the latter are fixed by means screws as in the example described.
- These means comprise for example, for each elastic element 308, stops provided on the upper face of the associated power module 1 10. These stops are for example made by ribs provided on the upper face of the power module 110.
- the elastic elements 308 are fixed to the heat sink 206 independently of the printed circuit board 306, which makes it possible to fix the elastic elements 308 so that they hold the power modules 1 10 in place, while the printed circuit board 306 is not yet attached.
- the support of the elastic elements 308 on the upper faces of the power modules 1 10 can be produced directly, each elastic element 308 coming into contact with the upper face of the power module 1 10, or indirectly, through an intermediate piece interposed between the elastic element 308 and the upper face of the power module 1 10.
- the terms "upper face” and “lower face” mean a face oriented substantially upwards, respectively downwards.
- the upper face of the power module 110 on which the flexible elements 308 rest can be any face facing upwards.
- the fastenings of the printed circuit board 306 and of the elastic elements 308 to the tops of the pads 302, 304 are for example made by means of screws respectively screwed vertically in the pads 302, 304.
- the voltage converter 104 also includes a cover 310 covering the printed circuit board 306.
- the power modules 1 10 are placed in abutment against the spacers 210 present on the upper face of the heat sink 206.
- the lower faces of the power modules 1 10 extend vis- opposite the upper face of the heat sink 206, with thermal glue 212 inserted.
- the elastic elements 308 are made integral with the heat sink 206 so that each elastic element 308 comes into contact with the upper face of one of the power modules 1 10 and deforms at least in part elastically so as to press on this upper face to hold the power module 1 10 in place relative to the heat sink 206, in particular to keep it in abutment against the spacers 210.
- the elastic elements 308 are fixed to the tops second pads 304.
- the voltage converter 104 is heated so as to crosslink the thermal glue 212, while the elastic elements 308 press on the upper faces of the power modules 110.
- the printed circuit board 306 is fixed to the tops of the first pads 302.
- the pins 214 of the power modules 110 are connected to the printed circuit board 306.
- the step 404 of securing the elastic elements 308 could be implemented after the step 406 of heating the thermal glue 212.
- a tool could be used to press on power modules 1 10 to keep them in place during heating.
- FIG. 5 illustrates a second embodiment of the invention. This second embodiment is similar to the first embodiment of Figure 3, except for the differences which will now be described.
- the elastic elements 308 are formed in one piece. More specifically, this part has a substantially horizontal main part 502 extending above the power modules 110, from which the elastic elements 308 project. Thus, the elastic elements came integrally with the main part 502.
- This part is for example made of metal, for example sheet metal.
- the heat sink 206 has studs 504 projecting upwards from the upper face of the plate 208 of the heat sink 206.
- pads 504 have for example come in one piece with the plate 208 of the heat sink 206 so as to form a single piece with the latter.
- the main part 502 is fixed to the tops of these studs 504, so as to fix the elastic elements 308 to the heat sink 206.
- the fixing of the main part 502 to the tops of the studs 504 is for example made by means of screws respectively screwed vertically in studs 504.
- vertical extensions 506 are attached to the main part 502 of the part, in the continuity of these studs 504.
- the printed circuit board 306 is fixed to the tops of these extensions 506 so as to extend above the main part 502 of the part.
- the main part 502 of the part carrying the elastic elements 308 is targeted in the studs by means of column screws, that is to say of which the head is itself threaded.
- these screw heads form the extensions 506 and the printed circuit board 306 is fixed by means of other screws screwed into the heads of the column screws.
- the elastic elements 308 are fixed to the heat sink 206 independently of the printed circuit board 306
- the voltage converter 104 of Figure 5 can be manufactured using the method of Figure 4.
- FIG. 6 illustrates a third embodiment of the invention. This third embodiment is similar to the first embodiment of FIG. 3, except for the differences which will now be described.
- the voltage converter 104 further comprises a cover 602 covering the power modules 110 and fixed to the heat sink 206, for example by means of screws.
- the cover 602 is for example made of aluminum.
- This cover 602 defines, on its top, a housing for receiving the printed circuit board 306.
- the elastic elements 308 are fixed to a lower face of the cover 602, for example, by riveting.
- counters projecting downwards are provided on the underside of the cover 602.
- a hole is provided in each piece forming one or more elastic elements and a respective pin is inserted into a respective hole, then crushed.
- This third embodiment has the advantage of not requiring a zone for fixing the elastic elements to the heat sink 206, which saves space on the heat sink 206.
- the voltage converter 104 of Figure 6 can be manufactured using the method of Figure 4.
- step 404 the cover 602 with the elastic elements 308 (but without with the printed circuit board 306) is attached and attached to the heat sink 206.
- the printed circuit board 306 is attached to the cover 602 in step 408.
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1872669A FR3089750B1 (fr) | 2018-12-11 | 2018-12-11 | Convertisseur de tension et procédé de fabrication d’un convertisseur de tension |
| PCT/EP2019/084690 WO2020120594A1 (fr) | 2018-12-11 | 2019-12-11 | Convertisseur de tension et procédé de fabrication d'un convertisseur de tension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3895511A1 true EP3895511A1 (fr) | 2021-10-20 |
Family
ID=67001858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19816357.8A Pending EP3895511A1 (fr) | 2018-12-11 | 2019-12-11 | Convertisseur de tension et procédé de fabrication d'un convertisseur de tension |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12446197B2 (fr) |
| EP (1) | EP3895511A1 (fr) |
| CN (1) | CN113366931A (fr) |
| FR (1) | FR3089750B1 (fr) |
| WO (1) | WO2020120594A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12485361B1 (en) * | 2025-07-15 | 2025-12-02 | Guangdogn Yile Toys Co., LTD | Toy atomization pot |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5450284A (en) * | 1994-02-17 | 1995-09-12 | Spacelabs Medical, Inc. | Heat sink and transistor retaining assembly |
| JPH09213852A (ja) * | 1996-01-31 | 1997-08-15 | Nippon Seiki Co Ltd | 発熱電子部品の放熱構造 |
| US7222243B2 (en) * | 2001-04-26 | 2007-05-22 | Tyco Electronics Corporation | Power delivery system for a microprocessor |
| JP3771518B2 (ja) * | 2002-05-31 | 2006-04-26 | 三菱電機株式会社 | 電力変換装置 |
| JP4154325B2 (ja) * | 2003-12-19 | 2008-09-24 | 株式会社日立産機システム | 電気回路モジュール |
| US20050264998A1 (en) * | 2004-05-25 | 2005-12-01 | 3M Innovative Properties Company | Heat sink assembly |
| JP4617209B2 (ja) * | 2005-07-07 | 2011-01-19 | 株式会社豊田自動織機 | 放熱装置 |
| CN102906870A (zh) * | 2010-06-18 | 2013-01-30 | 夏普株式会社 | 电子设备的散热结构 |
| JP2013021083A (ja) * | 2011-07-08 | 2013-01-31 | Tdk Corp | 電子部品の固定用ばね具及び放熱構造体 |
| FR2979177B1 (fr) * | 2011-08-19 | 2014-05-23 | Valeo Sys Controle Moteur Sas | Bloc de puissance pour onduleur de vehicule electrique |
| FR2979961B1 (fr) * | 2011-09-12 | 2014-06-20 | Valeo Sys Controle Moteur Sas | Organe de plaquage d'une piece sur une surface |
| CN104684337B (zh) * | 2013-11-26 | 2017-12-22 | 台达电子企业管理(上海)有限公司 | 电子装置及其组装方法 |
| JP2016025161A (ja) * | 2014-07-17 | 2016-02-08 | 三菱電機株式会社 | 放熱装置 |
| CN106328612A (zh) * | 2015-06-25 | 2017-01-11 | 浙江盾安人工环境股份有限公司 | 一种芯片散热装置及其电子组件 |
| JP2017022336A (ja) * | 2015-07-15 | 2017-01-26 | 富士電機株式会社 | 発熱素子の放熱構造 |
| JP6556265B2 (ja) * | 2016-01-21 | 2019-08-07 | 三菱電機株式会社 | 回路装置及び電力変換装置 |
| EP3220418B1 (fr) * | 2016-03-18 | 2021-03-03 | Mitsubishi Electric R&D Centre Europe B.V. | Module de puissance comprenant un dissipateur thermique et un substrat sur lequel une puce de puissance est fixée et procédée pour la fabrication d'un tel module de puissance |
| CN114424337A (zh) * | 2019-09-25 | 2022-04-29 | 电化株式会社 | 散热片、散热片层叠体、结构体及发热元件的散热处理方法 |
| CN113556916B (zh) * | 2020-04-26 | 2023-02-28 | 台达电子企业管理(上海)有限公司 | 数据处理装置 |
-
2018
- 2018-12-11 FR FR1872669A patent/FR3089750B1/fr active Active
-
2019
- 2019-12-11 EP EP19816357.8A patent/EP3895511A1/fr active Pending
- 2019-12-11 US US17/312,636 patent/US12446197B2/en active Active
- 2019-12-11 WO PCT/EP2019/084690 patent/WO2020120594A1/fr not_active Ceased
- 2019-12-11 CN CN201980090350.2A patent/CN113366931A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR3089750B1 (fr) | 2021-07-16 |
| US20220078939A1 (en) | 2022-03-10 |
| FR3089750A1 (fr) | 2020-06-12 |
| CN113366931A (zh) | 2021-09-07 |
| WO2020120594A1 (fr) | 2020-06-18 |
| US12446197B2 (en) | 2025-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2643921B1 (fr) | Architecture de modules electroniques de puissance interconnectes pour une machine electrique tournante et machine electrique tournante comprenant une telle architecture | |
| EP2643919B1 (fr) | Procede d'interconnexion de modules electroniques de puissance d'une machine electrique tournante et assemblage de modules de puissance interconnectes obtenu par ce procede | |
| WO2006129030A1 (fr) | Piece d'interconnexion de signal pour machine electrique tournante | |
| EP3646681B1 (fr) | Convertisseur de tension, procédé de fabrication d'un tel convertisseur de tension et ensemble d'un module principal et d'un module bornier pour former un tel convertisseur de tension | |
| EP3939396A1 (fr) | Systeme electronique et ensemble electrique | |
| EP3056070B1 (fr) | Module électrique, système électrique comportant un tel module électrique, procédés de fabrication correspondants | |
| FR3082369A1 (fr) | Circuit electrique, bras de commutation et convertisseur de tension | |
| EP3895511A1 (fr) | Convertisseur de tension et procédé de fabrication d'un convertisseur de tension | |
| FR3068541B1 (fr) | Assemblage de pieces et procede de fabrication d’un tel assemblage | |
| EP3432694A1 (fr) | Procede de montage d'un module electrique sur un support electriquement conducteur et dispositifs electriques correspondants | |
| WO2013053476A2 (fr) | Systeme de maintien mecanique, ensemble comprenant un tel systeme et une carte electronique et procede d'assemblage sur une surface d'un tel systeme et d'une telle carte | |
| WO2021228767A1 (fr) | Module electrique avec surmoulage et systemes comprenant un tel module electrique | |
| FR2936915A1 (fr) | Machine electrique tournante comportant un agencement de redressement de courant et de regulation de tension. | |
| FR3135369A1 (fr) | Ensemble électrique et convertisseur de tension | |
| EP2351194A2 (fr) | Dispositif de redressement de courant pour machine electrique tournante et machine electrique tournante comportant un tel dispositif | |
| WO2023275133A1 (fr) | Systeme electronique et engin de mobilite comprenant un tel systeme electronique | |
| WO2024068873A1 (fr) | Module de puissance | |
| FR3131079A1 (fr) | Module de puissance avec surmoulage et systeme electrique comprenant un tel module de puissance | |
| FR3110035A1 (fr) | Module electrique avec surmoulage et dispositifs comprenant un tel module electrique | |
| FR3140208A1 (fr) | élément de liaison destiné à mettre en contact thermique UNE PIECE A REFROIDIR ET UN DISSIPATEUR DE CHALEUR | |
| FR3152107A3 (fr) | Dispositif de commande de véhicule multifonctionnel | |
| FR3113440A1 (fr) | Dispositif électrique à refroidissement par boîte à eau et système électrique comportant un tel dispositif | |
| FR3140209A1 (fr) | élément de liaison destiné à mettre en contact thermique UNE PIECE A REFROIDIR ET UN DISSIPATEUR DE CHALEUR | |
| FR3131080A1 (fr) | Module de puissance avec surmoulage et systeme electrique comprenant un tel module de puissance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20210610 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230528 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20231213 |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: VALEO ELECTRIFICATION |