JP2020169898A5 - - Google Patents
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- JP2020169898A5 JP2020169898A5 JP2019071556A JP2019071556A JP2020169898A5 JP 2020169898 A5 JP2020169898 A5 JP 2020169898A5 JP 2019071556 A JP2019071556 A JP 2019071556A JP 2019071556 A JP2019071556 A JP 2019071556A JP 2020169898 A5 JP2020169898 A5 JP 2020169898A5
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- error
- accumulation
- power storage
- storage device
- reset
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- 238000009825 accumulation Methods 0.000 claims 15
- 238000007599 discharging Methods 0.000 claims 6
- 201000009911 cataract 8 multiple type Diseases 0.000 claims 1
Claims (5)
前記蓄電装置の蓄電状態を示すSOCを算出する状態算出部(S20)と、
前記蓄電装置の充放電中における経過時間(TP)とともに増加するように、前記SOCの蓄積誤差(ΔSOC)を算出する誤差算出部(S22)と、
前記蓄積誤差が所定の誤差閾値(ΔST)よりも大きい場合に、前記SOCと前記蓄積誤差のうち、前記蓄積誤差のみをリセットする誤差リセット部(S80,S94)と、を備える制御装置。 A control device (20) that controls charging / discharging of the power storage device (11).
A state calculation unit (S20) that calculates an SOC indicating the power storage state of the power storage device, and
An error calculation unit (S22) that calculates the SOC accumulation error (ΔSOC) so as to increase with the elapsed time (TP) during charging / discharging of the power storage device.
A control device including an error reset unit (S80, S94) that resets only the accumulation error among the SOC and the accumulation error when the accumulation error is larger than a predetermined error threshold value (ΔST).
前記誤差リセット部は、The error reset unit is
前記蓄積誤差が前記誤差閾値よりも大きく、かつ前記蓄積誤差が前回リセットされてからの経過時間が所定の基準時間よりも短い場合には、前記蓄積誤差のみをリセットし、When the accumulation error is larger than the error threshold value and the elapsed time since the previous accumulation error was reset is shorter than the predetermined reference time, only the accumulation error is reset.
前記蓄積誤差が前記誤差閾値よりも大きく、かつ前記経過時間が前記基準時間よりも長い場合には、前記端子間電圧に基づいて前記SOCを更新して前記蓄積誤差をリセットする請求項1に記載の制御装置。The first aspect of claim 1 is that when the accumulation error is larger than the error threshold value and the elapsed time is longer than the reference time, the SOC is updated based on the voltage between the terminals to reset the accumulation error. Control device.
前記誤差リセット部は、前記蓄積誤差が前記誤差閾値よりも大きく、且つ、前記蓄電装置の充放電中の電流が前記電流閾値よりも小さい状態であると判定された場合に、前記端子間電圧に基づいて前記蓄積誤差をリセットする請求項2に記載の制御装置。 With current determination section (S90) determines that the current during charging and discharging of the previous SL power storage device (IB) is a state of being smaller than a predetermined current threshold (IT),
When it is determined that the accumulation error is larger than the error threshold and the current during charging / discharging of the power storage device is smaller than the current threshold, the error reset unit sets the voltage between the terminals. The control device according to claim 2 , wherein the accumulation error is reset based on the above.
前記誤差リセット部は、前記蓄積誤差が前記誤差閾値よりも大きい場合に、前記電流取得部により取得された電流に基づいて設定される基準誤差(ΔSK)に前記蓄積誤差をリセットし、
前記誤差算出部は、前記蓄積誤差のリセット後に、前記経過時間とともに前記基準誤差から増加するように前記蓄積誤差を算出する請求項1から請求項3までのいずれか一項に記載の制御装置。 A current acquisition unit (S18) for acquiring the current (IB) during charging / discharging of the power storage device at a predetermined cycle is provided.
When the accumulation error is larger than the error threshold value, the error reset unit resets the accumulation error to a reference error (ΔSK) set based on the current acquired by the current acquisition unit.
The control device according to any one of claims 1 to 3 , wherein the error calculation unit calculates the accumulation error so as to increase from the reference error with the elapsed time after the accumulation error is reset.
前記誤差算出部は、前記蓄電装置の温度に応じて前記基準誤差を設定する請求項4に記載の制御装置。 A temperature acquisition unit (S18) for acquiring the temperature of the power storage device is provided.
The control device according to claim 4 , wherein the error calculation unit sets the reference error according to the temperature of the power storage device.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019071556A JP7183922B2 (en) | 2019-04-03 | 2019-04-03 | Control device |
PCT/JP2020/012964 WO2020203457A1 (en) | 2019-04-03 | 2020-03-24 | Control device |
DE112020001803.2T DE112020001803T5 (en) | 2019-04-03 | 2020-03-24 | CONTROL DEVICE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019071556A JP7183922B2 (en) | 2019-04-03 | 2019-04-03 | Control device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2020169898A JP2020169898A (en) | 2020-10-15 |
JP2020169898A5 true JP2020169898A5 (en) | 2021-06-10 |
JP7183922B2 JP7183922B2 (en) | 2022-12-06 |
Family
ID=72668107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019071556A Active JP7183922B2 (en) | 2019-04-03 | 2019-04-03 | Control device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP7183922B2 (en) |
DE (1) | DE112020001803T5 (en) |
WO (1) | WO2020203457A1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100669477B1 (en) * | 2005-12-22 | 2007-01-16 | 삼성에스디아이 주식회사 | Method adjusting soc for battery and battery management system using the same |
JP5783122B2 (en) | 2012-04-11 | 2015-09-24 | トヨタ自動車株式会社 | Battery state estimation device |
EP3279679B1 (en) * | 2015-03-31 | 2022-06-29 | Vehicle Energy Japan Inc. | Battery control device and electric vehicle system |
JP6534746B2 (en) * | 2015-09-30 | 2019-06-26 | 日立オートモティブシステムズ株式会社 | Battery control device and battery system |
DE112018001733T5 (en) * | 2017-03-28 | 2019-12-19 | Gs Yuasa International Ltd. | ESTIMATE DEVICE, ENERGY STORAGE DEVICE AND ESTIMATE METHOD |
JP2019071556A (en) | 2017-10-10 | 2019-05-09 | 富士通株式会社 | Communication device and communication method |
-
2019
- 2019-04-03 JP JP2019071556A patent/JP7183922B2/en active Active
-
2020
- 2020-03-24 DE DE112020001803.2T patent/DE112020001803T5/en active Pending
- 2020-03-24 WO PCT/JP2020/012964 patent/WO2020203457A1/en active Application Filing
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