JP6180392B2 - 冷却異常検出システム - Google Patents
冷却異常検出システム Download PDFInfo
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- JP6180392B2 JP6180392B2 JP2014201464A JP2014201464A JP6180392B2 JP 6180392 B2 JP6180392 B2 JP 6180392B2 JP 2014201464 A JP2014201464 A JP 2014201464A JP 2014201464 A JP2014201464 A JP 2014201464A JP 6180392 B2 JP6180392 B2 JP 6180392B2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/005—Arrangement or mounting of control or safety devices of safety devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
- G06F1/206—Cooling means comprising thermal management
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- 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
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- 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
- H01L23/467—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing gases, e.g. air
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Human Computer Interaction (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Computer Hardware Design (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Description
図1は、本発明の実施の形態1に係る冷却異常検出システムの構成を示す図である。図1に示す冷却異常検出システムは、発熱部品10と、発熱部品10の温度THを検出する発熱部品温度検出部11と、発熱部品10における消費電力値P H を検出する発熱部品消費電力検出部12と、発熱部品10から接触部30を介して発熱部品10からの放熱を行う冷却部品20と、冷却部品20の温度TCを検出する冷却部品温度検出部21と、発熱部品10の温度TH、冷却部品20の温度TC及び消費電力値PHを用いて発熱部品10と冷却部品20との間の熱抵抗値θHCを算出して出力する熱抵抗算出部40とを備え、熱抵抗値θHCにより発熱部品10と冷却部品20との間の接触部30の異常検出を行う。
図3は、本発明の実施の形態2に係る冷却異常検出システムの構成を示す図である。図3に示す冷却異常検出システムは、図1に示す冷却異常検出システムにおける発熱部品消費電力検出部12に代えてシステム内消費電力検出部72を備える。
図4は、本発明の実施の形態3に係る冷却異常検出システムの構成を示す図である。図4に示す冷却異常検出システムは、図1に示す冷却異常検出システムにおける発熱部品消費電力検出部12が設けられておらず、システム内温度検出部71が設けられ、熱抵抗算出部40に代えて温度比算出部80が設けられている。また、異常判定部50に代えて異常判定部50aが設けられている。
図5は、本発明の実施の形態4に係る冷却異常検出システムの構成を示す図である。図5に示す冷却異常検出システムは、発熱部品10内に記憶部13を備える点が図1に示す冷却異常検出システムと異なる。
Claims (4)
- 発熱部品と冷却部品が接触部を介して接触して前記冷却部品が前記発熱部品からの放熱を行う冷却システムの異常検出を行う冷却異常検出システムであって、
前記発熱部品の温度を検出する発熱部品温度検出手段と、
前記発熱部品における消費電力値を検出する発熱部品消費電力検出手段と、
前記冷却部品の温度を検出する冷却部品温度検出手段と、
前記発熱部品の温度、前記冷却部品の温度及び前記消費電力値を用いて前記発熱部品と前記冷却部品との間の前記接触部の熱抵抗値を算出して出力する熱抵抗算出手段と、
前記発熱部品及び前記冷却部品が設けられた筐体内の温度であるシステム内温度を検出するシステム内温度検出手段と、
前記システム内温度と前記冷却部品の温度との温度差と、前記冷却部品の温度と前記発熱部品との温度差の比率とを算出する温度比算出手段とを備え、
算出した前記比率が予め設定した範囲外である場合には、前記発熱部品と前記冷却部品との間に異常があると判定する冷却異常検出システム。 - 前記冷却部品は、自然空冷方式、強制空冷方式、水冷方式、冷媒冷却方式、ヒートパイプ方式及びペルチェ方式のいずれか一つを用いて前記発熱部品からの放熱を行う請求項1に記載の冷却異常検出システム。
- 前記発熱部品温度検出手段は、前記発熱部品の内部に設けられ又は前記発熱部品の外側に接して設けられた感温素子である請求項1又は請求項2に記載の冷却異常検出システム。
- 前記発熱部品は、炭化シリコン、窒化ガリウム若しくはダイヤモンドから構成されるワイドバンドギャップ半導体又はシリコン半導体を含む複数個の電子回路部品で構成されている請求項1から請求項3のいずれか一項に記載の冷却異常検出システム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014201464A JP6180392B2 (ja) | 2014-09-30 | 2014-09-30 | 冷却異常検出システム |
EP15184467.7A EP3002660B1 (en) | 2014-09-30 | 2015-09-09 | Cooling-abnormality detecting system |
US14/848,611 US10208992B2 (en) | 2014-09-30 | 2015-09-09 | Cooling-abnormality detecting system |
CN201510615799.XA CN105470215B (zh) | 2014-09-30 | 2015-09-24 | 冷却异常检测系统 |
Applications Claiming Priority (1)
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JP2014201464A JP6180392B2 (ja) | 2014-09-30 | 2014-09-30 | 冷却異常検出システム |
Publications (2)
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JP2016072473A JP2016072473A (ja) | 2016-05-09 |
JP6180392B2 true JP6180392B2 (ja) | 2017-08-16 |
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US (1) | US10208992B2 (ja) |
EP (1) | EP3002660B1 (ja) |
JP (1) | JP6180392B2 (ja) |
CN (1) | CN105470215B (ja) |
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CN106872898B (zh) * | 2017-02-06 | 2020-03-17 | 中国第一汽车股份有限公司 | 动力电池单体界面热阻快速测试方法 |
JP7043330B2 (ja) * | 2018-04-24 | 2022-03-29 | 矢崎総業株式会社 | 異常検出装置及び電源装置 |
CN109341747A (zh) * | 2018-08-14 | 2019-02-15 | 珠海格力电器股份有限公司 | 一种判断螺钉是否打紧的方法、装置及存储介质 |
JP7134111B2 (ja) * | 2019-02-08 | 2022-09-09 | 三菱電機株式会社 | 半導体モジュールおよび半導体モジュールの評価方法 |
CN110715818A (zh) * | 2019-11-19 | 2020-01-21 | 深圳威迈斯新能源股份有限公司 | 散热管道异常的检测方法、水冷型散热器、汽车 |
JPWO2022224341A1 (ja) * | 2021-04-20 | 2022-10-27 | ||
CN113405170B (zh) * | 2021-06-30 | 2022-04-19 | 宁波奥克斯电气股份有限公司 | 散热装置安装检测方法、装置及空调器 |
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2015
- 2015-09-09 EP EP15184467.7A patent/EP3002660B1/en active Active
- 2015-09-09 US US14/848,611 patent/US10208992B2/en active Active
- 2015-09-24 CN CN201510615799.XA patent/CN105470215B/zh active Active
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CN105470215A (zh) | 2016-04-06 |
US10208992B2 (en) | 2019-02-19 |
CN105470215B (zh) | 2018-05-15 |
US20160091234A1 (en) | 2016-03-31 |
EP3002660A1 (en) | 2016-04-06 |
JP2016072473A (ja) | 2016-05-09 |
EP3002660B1 (en) | 2018-12-19 |
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