SOLUTION: To provide a vehicle battery cell consistency evaluation method, an apparatus, a device and a storage medium, in which the method includes the steps of: acquiring vehicle driving data, and selecting valid cell data in the vehicle driving data according to a preset valid data reference; processing the valid cell data according to a preset cell consistency index processing method, and obtaining cell consistency index data; and determining a total index deviation of all of battery cells in a current vehicle, on the basis of the cell consistency index data, and determining that the current vehicle has consistency risk, when the total index deviation exceeds a preset deviation threshold.EFFECT: There is provided a technical effect for comprehensively evaluating each consistency index of battery cells using a total index deviation of the battery cell, and thereby improving accuracy of vehicle battery cell evaluation.SELECTED DRAWING: Figure 2
【解決手段】本願は、車両電池セル整合性評価方法、装置、機器及び記憶媒体を開示し、前記方法は、車両運転データを取得し、予め設定された有効データ基準に従って、前記車両運転データ内の有効セルデータを選出するステップと、予め設定されたセル整合性指標処理方法に従って、前記有効セルデータを処理して、セル整合性指標データを得るステップと、前記セル整合性指標データに基づいて、現在の車両内の全ての電池セルの総指標偏差値を求め、前記総指標偏差値が予め設定された偏差閾値を超えた場合、前記現在の車両に整合性リスクがあると判定するステップと、を含む。【効果】本願によれば、電池セルの総指標偏差値を用いて電池セルの各整合性指標を総合的に評価することで、車両電池セル評価の正確度を向上させる技術的効果を実現する。【選択図】図2
VEHICLE BATTERY CELL CONSISTENCY EVALUATION METHOD, APPARATUS, DEVICE AND STORAGE MEDIUM
車両電池セル整合性評価方法、装置、機器及び記憶媒体
2023-10-24
Patent
Electronic Resource
Japanese
IPC: | G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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