JP7390310B2 - データ処理装置、データ処理方法、及びコンピュータプログラム - Google Patents
データ処理装置、データ処理方法、及びコンピュータプログラム Download PDFInfo
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
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- 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
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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
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/045—Combinations of networks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
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- H—ELECTRICITY
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- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/14—Arrangements or processes for adjusting or protecting hybrid or EDL capacitors
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M6/00—Primary cells; Manufacture thereof
- H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
- H01M6/5044—Cells or batteries structurally combined with cell condition indicating means
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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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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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
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Description
2 サーバ装置
20 制御部
21 記憶部
21P サーバプログラム
22P データ処理プログラム
2M 判定モデル
Claims (7)
- 蓄電素子の測定データを処理するデータ処理装置であって、
前記蓄電素子毎、又は、複数の前記蓄電素子をグループ分けした蓄電素子群毎に測定された測定データを入力した場合に、前記測定データを再現するように学習されたオートエンコーダを用いた判定モデルを記憶した記憶部と、
蓄電素子毎、又は蓄電素子群毎の測定データを前記判定モデルに入力した場合に出力される再現データと、前記測定データとの誤差に基づいて、前記蓄電素子毎、又は蓄電素子群毎の測定データにおける前記蓄電素子の想定モデルから外れた異質な蓄電素子から得た測定データを特定する特定部と
を備えるデータ処理装置。 - 前記判定モデルは、季節別、又は前記蓄電素子の周辺環境の分類別に測定された異質でない蓄電素子の測定データによって分別して学習されており、
前記特定部は、測定データが測定された季節又は前記分類別に判定モデルを選択して前記測定データを入力する
請求項1に記載のデータ処理装置。 - 前記蓄電素子の使用開始からの経過時間に基づくタイミングで前記判定モデルが再学習される
請求項1又は2に記載のデータ処理装置。 - 前記蓄電素子に含まれる複数の蓄電素子又は蓄電素子群の測定データの内、所定の割合が、異質な蓄電素子の測定データであると特定された場合、前記判定モデルは、全測定データを用いて再学習される
請求項1から請求項3のいずれか1項に記載のデータ処理装置。 - 前記特定部は、
前記判定モデルに測定データを入力する前に、前記測定データに対してスムージング処理を施し、
スムージング処理後の測定データを入力する
請求項1から請求項4のいずれか1項に記載のデータ処理装置。 - 蓄電素子の測定データを処理するデータ処理方法であって、
前記蓄電素子毎、又は、複数の前記蓄電素子をグループ分けした蓄電素子群毎に測定された測定データを入力した場合に、前記測定データを再現するように学習されたオートエンコーダを用いた判定モデルを記憶しておき、
蓄電素子毎、又は蓄電素子群毎の測定データを前記判定モデルに入力した場合に出力される再現データと前記測定データとの誤差に基づいて、前記蓄電素子毎、又は蓄電素子群毎の測定データにおける前記蓄電素子の想定モデルから外れた異質な蓄電素子から得た測定データを特定する
データ処理方法。 - コンピュータに、
蓄電素子毎、又は、複数の前記蓄電素子をグループ分けした蓄電素子群毎に測定された測定データを入力した場合に、前記測定データを再現するように学習されたオートエンコーダを用いた判定モデルを記憶しておき、
蓄電素子毎、又は蓄電素子群毎の測定データを前記判定モデルに入力した場合に出力される再現データと前記測定データとの誤差に基づいて、前記蓄電素子毎、又は蓄電素子群毎の測定データにおける前記蓄電素子の想定モデルから外れた異質な蓄電素子から得た測定データを特定する
処理を実行させるコンピュータプログラム。
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JP2018248108 | 2018-12-28 | ||
JP2018248108 | 2018-12-28 | ||
PCT/JP2019/050183 WO2020137914A1 (ja) | 2018-12-28 | 2019-12-20 | データ処理装置、データ処理方法、及びコンピュータプログラム |
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JPWO2020137914A1 JPWO2020137914A1 (ja) | 2020-07-02 |
JPWO2020137914A5 JPWO2020137914A5 (ja) | 2022-02-16 |
JP7390310B2 true JP7390310B2 (ja) | 2023-12-01 |
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US (1) | US20220113354A1 (ja) |
EP (1) | EP3905424B1 (ja) |
JP (1) | JP7390310B2 (ja) |
CN (1) | CN113228379A (ja) |
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DE102020117609B8 (de) * | 2020-07-03 | 2022-11-03 | TWAICE Technologies GmbH | Verarbeitung von Zustandsdaten einer Batterie zur Alterungsschätzung |
JP2022095380A (ja) * | 2020-12-16 | 2022-06-28 | 株式会社Gsユアサ | 異常検知装置、異常検知方法、及びコンピュータプログラム |
DE102021101757A1 (de) * | 2021-01-27 | 2022-07-28 | TWAICE Technologies GmbH | Big-Data für Fehlererkennung in Batteriesystemen |
CN117178405A (zh) * | 2021-03-22 | 2023-12-05 | 株式会社杰士汤浅国际 | 异常检测装置、异常检测方法以及计算机程序 |
SE2250802A1 (en) * | 2022-06-29 | 2023-12-30 | Northvolt Systems Ab | Method for identifying battery groups having one or more defective cells or cell connections |
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- 2019-12-20 EP EP19904057.7A patent/EP3905424B1/en active Active
- 2019-12-20 CN CN201980085881.2A patent/CN113228379A/zh active Pending
- 2019-12-20 JP JP2020563218A patent/JP7390310B2/ja active Active
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JPWO2020137914A1 (ja) | 2020-07-02 |
WO2020137914A1 (ja) | 2020-07-02 |
CN113228379A (zh) | 2021-08-06 |
US20220113354A1 (en) | 2022-04-14 |
EP3905424B1 (en) | 2024-03-13 |
EP3905424A1 (en) | 2021-11-03 |
EP3905424A4 (en) | 2022-03-02 |
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