JP2016057173A - 温度検出装置 - Google Patents
温度検出装置 Download PDFInfo
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- JP2016057173A JP2016057173A JP2014184074A JP2014184074A JP2016057173A JP 2016057173 A JP2016057173 A JP 2016057173A JP 2014184074 A JP2014184074 A JP 2014184074A JP 2014184074 A JP2014184074 A JP 2014184074A JP 2016057173 A JP2016057173 A JP 2016057173A
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- detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
- G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00038—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors
- H02J7/00041—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors in response to measured battery parameters, e.g. voltage, current or temperature profile
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
【解決手段】温度検出装置1は、複数の電池セル101のそれぞれに対応して設けられる複数の検出回路10と、複数の検出回路10を電気的に並列接続する一対の検出線15と、一対の検出線15に分圧抵抗21を介して正弦波検出信号を入力することで、電池セル101の温度をそれぞれ検出する処理部23と、を有している。ここで、検出回路10のそれぞれは、温度に応じて電気特性が変化する感温抵抗Rth1〜Rth6と、コイルL1と、コンデンサC1〜C6とを直列に接続した回路で構成されている。
【選択図】図1
Description
10 検出回路
Rth1〜Rth6 抵抗
L1〜L6 コイル
C1〜C6 コンデンサ
15 検出線
20 検出処理部
21 分圧抵抗
22 電圧センサ
23 処理部
Claims (3)
- 複数の電池セルを組み合わせた組電池に用いられる温度検出装置において、
温度検出対象となる電池セルのそれぞれに対応して設けられる複数の検出回路と、
前記複数の検出回路を電気的に並列接続する一対の検出線と、
前記一対の検出線に分圧抵抗を介して正弦波検出信号を入力することで、温度検出対象となる電池セルの温度をそれぞれ検出する処理部と、を有し、
前記検出回路のそれぞれは、温度に応じて電気特性が変化する感温抵抗と、コイルと、コンデンサとを直列接続した回路で構成されることを特徴とする温度検出装置。 - 前記複数の検出回路は、前記コイルのインダクタンス及び前記コンデンサの静電容量によって回路の共振周波数がそれぞれ異なる値に設定されており、
前記処理部は、前記検出回路のそれぞれの共振周波数と対応するように周波数を変動させながら前記正弦波検出信号を入力することを特徴とする請求項1に記載された温度検出装置。 - 前記処理部は、前記正弦波検出信号の周波数毎に、前記分圧抵抗に印加される電圧に基づいて周波数が対応する前記検出回路の感温抵抗の抵抗値を演算し、当該感温抵抗の抵抗値に基づいて当該検出回路が設けられた前記電池セルの温度を検出することを特徴とする請求項2に記載された温度検出装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014184074A JP6211493B2 (ja) | 2014-09-10 | 2014-09-10 | 温度検出装置 |
CN201580048947.2A CN106687784B (zh) | 2014-09-10 | 2015-08-19 | 温度检测装置 |
DE112015004134.6T DE112015004134T5 (de) | 2014-09-10 | 2015-08-19 | Temperatursensorvorrichtung |
PCT/JP2015/073233 WO2016039098A1 (ja) | 2014-09-10 | 2015-08-19 | 温度検出装置 |
US15/450,090 US10355323B2 (en) | 2014-09-10 | 2017-03-06 | Temperature detecting apparatus |
Applications Claiming Priority (1)
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---|---|---|---|
JP2014184074A JP6211493B2 (ja) | 2014-09-10 | 2014-09-10 | 温度検出装置 |
Publications (2)
Publication Number | Publication Date |
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JP2016057173A true JP2016057173A (ja) | 2016-04-21 |
JP6211493B2 JP6211493B2 (ja) | 2017-10-11 |
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JP2014184074A Active JP6211493B2 (ja) | 2014-09-10 | 2014-09-10 | 温度検出装置 |
Country Status (5)
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US (1) | US10355323B2 (ja) |
JP (1) | JP6211493B2 (ja) |
CN (1) | CN106687784B (ja) |
DE (1) | DE112015004134T5 (ja) |
WO (1) | WO2016039098A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019056561A (ja) * | 2017-09-19 | 2019-04-11 | トヨタ自動車株式会社 | 電池の異常診断方法 |
KR20190042260A (ko) * | 2017-10-16 | 2019-04-24 | 주식회사 엘지화학 | 배터리 온도 검출 시스템 및 방법 |
WO2021199418A1 (ja) * | 2020-04-03 | 2021-10-07 | 三菱電機株式会社 | 温度検出回路 |
JP7515571B2 (ja) | 2020-04-03 | 2024-07-12 | 三菱電機株式会社 | 温度検出回路 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110907056A (zh) * | 2018-09-14 | 2020-03-24 | 宁德时代新能源科技股份有限公司 | 一种电池组温度检测系统 |
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2014
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2015
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- 2015-08-19 CN CN201580048947.2A patent/CN106687784B/zh active Active
- 2015-08-19 DE DE112015004134.6T patent/DE112015004134T5/de active Pending
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2017
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Also Published As
Publication number | Publication date |
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US20170179550A1 (en) | 2017-06-22 |
CN106687784B (zh) | 2019-06-14 |
JP6211493B2 (ja) | 2017-10-11 |
US10355323B2 (en) | 2019-07-16 |
DE112015004134T5 (de) | 2017-06-22 |
WO2016039098A1 (ja) | 2016-03-17 |
CN106687784A (zh) | 2017-05-17 |
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