JP4513426B2 - 温度センサの異常検出方法、および電源装置 - Google Patents
温度センサの異常検出方法、および電源装置 Download PDFInfo
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- JP4513426B2 JP4513426B2 JP2004176961A JP2004176961A JP4513426B2 JP 4513426 B2 JP4513426 B2 JP 4513426B2 JP 2004176961 A JP2004176961 A JP 2004176961A JP 2004176961 A JP2004176961 A JP 2004176961A JP 4513426 B2 JP4513426 B2 JP 4513426B2
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- battery
- assembled battery
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
Claims (6)
- 複数の電槽を含む組電池に設けられた複数の温度センサの異常検出方法であって、
前記組電池に充電または放電が行なわれていることを判断する第1のステップと、
判定時刻における前記複数の温度センサの出力値の偏差を判断する第2のステップと、
所定の判断期間において、前記複数の温度センサの各々の出力変動幅を判断する第3のステップとを備える、異常検出方法。 - 前記第1のステップは、
定期的に前記組電池に流れる電流を測定し、測定値の二乗の和を求めるステップと、
前記測定値の二乗の和を測定回数で割り電流二乗平均値を求めるステップと、
前記電流二乗平均値を用いて前記組電池に対して充放電が行なわれているか判断するステップとを含む、請求項1に記載の異常検出方法。 - 前記組電池に充電または放電が行なわれており、前記偏差が第1の値よりも大きくかつ前記出力変動幅が第2の値よりも小さい場合が複数回検出されると、異常を通知するステップをさらに備える、請求項1に記載の異常検出方法。
- 複数の電槽を含む組電池と、
前記複数の電槽の温度をそれぞれ検知する複数の温度センサと、
前記組電池に流れる電流を検知する電流センサと、
前記複数の温度センサの異常を検出する検出部とを備え、
前記検出部は、前記組電池に充電または放電が行なわれているか否かを判断する第1の判断結果、判定時刻における前記複数の温度センサの出力値の偏差を判断する第2の判断結果、および所定の判断期間において前記複数の温度センサの各々の出力変動幅を判断する第3の判断結果に基づいて前記複数の温度センサの異常を検出する、電源装置。 - 前記検出部は、定期的に前記組電池に流れる電流を測定し、測定値の二乗の和を求め、前記測定値の二乗の和を測定回数で割り電流二乗平均値を求め、前記電流二乗平均値を用いて前記組電池に対して充放電が行なわれているか判断する、請求項4に記載の電源装置。
- 前記検出部は、前記組電池に充電または放電が行なわれており、前記偏差が第1の値よりも大きくかつ前記出力変動幅が第2の値よりも小さい場合が複数回検出されると、異常を通知する、請求項4に記載の電源装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004176961A JP4513426B2 (ja) | 2004-06-15 | 2004-06-15 | 温度センサの異常検出方法、および電源装置 |
US11/128,157 US7336055B2 (en) | 2004-06-15 | 2005-05-13 | Method for detecting abnormality of temperature sensors, and power supply apparatus |
DE602005002975T DE602005002975T2 (de) | 2004-06-15 | 2005-05-18 | Verfahren zum Bestimmen von Abnormalitäten von Temperatursensoren, und Gerät für Energieversorgung |
EP05010744A EP1607727B1 (en) | 2004-06-15 | 2005-05-18 | Method for detecting abnormality of temperature sensors, and power supply apparatus |
CNB2005100770708A CN100346528C (zh) | 2004-06-15 | 2005-06-15 | 检测温度传感器异常的方法以及电源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004176961A JP4513426B2 (ja) | 2004-06-15 | 2004-06-15 | 温度センサの異常検出方法、および電源装置 |
Publications (2)
Publication Number | Publication Date |
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JP2006004655A JP2006004655A (ja) | 2006-01-05 |
JP4513426B2 true JP4513426B2 (ja) | 2010-07-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004176961A Expired - Fee Related JP4513426B2 (ja) | 2004-06-15 | 2004-06-15 | 温度センサの異常検出方法、および電源装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7336055B2 (ja) |
EP (1) | EP1607727B1 (ja) |
JP (1) | JP4513426B2 (ja) |
CN (1) | CN100346528C (ja) |
DE (1) | DE602005002975T2 (ja) |
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- 2005-05-18 DE DE602005002975T patent/DE602005002975T2/de active Active
- 2005-05-18 EP EP05010744A patent/EP1607727B1/en not_active Not-in-force
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Also Published As
Publication number | Publication date |
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US20050275383A1 (en) | 2005-12-15 |
CN1713447A (zh) | 2005-12-28 |
CN100346528C (zh) | 2007-10-31 |
DE602005002975T2 (de) | 2008-08-07 |
DE602005002975D1 (de) | 2007-12-06 |
EP1607727A1 (en) | 2005-12-21 |
EP1607727B1 (en) | 2007-10-24 |
US7336055B2 (en) | 2008-02-26 |
JP2006004655A (ja) | 2006-01-05 |
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