PROBLEM TO BE SOLVED: To provide a battery control system, a hybrid vehicle, and a battery control method, which reliably and quickly suppress the calorific quantity of each cell inside of a battery and suppressing a heat loss in each cell, thus reliably limiting an abnormal deterioration of the battery.SOLUTION: A control method includes: calculating a charge-discharge current threshold Ic on the basis of a charge state of a battery and a surface temperature thereof to perform control so that a charge-discharge current effective value I that is a current value charging or discharging from the battery via an inverter is equal to or lower than the charge-discharge current threshold Ic; and calculating an effective current moving-average value Im produced by taking a moving average of the charge-discharge current effective value I in a period of a pre-set moving-average time tm, and performing control for decreasing the charge-discharge current effective value I in a case where the calculated effective current moving-average value Im becomes a pre-set effective current moving-average threshold Imc or higher.SELECTED DRAWING: Figure 3
【課題】バッテリー内部の各セルの発熱量を迅速かつ確実に抑制し、各セルの熱損を抑制してバッテリーの異常劣化を確実に抑制する、バッテリーの制御システム、ハイブリッド車両及びバッテリーの制御方法を提供する。【解決手段】バッテリーの充電状態とバッテリーの表面温度に基づいて充放電電流閾値Icを算出して、バッテリーに対してインバーターを介して充放電される電流値である充放電電流実効値Iが充放電電流閾値Ic以下となるように制御する。また、充放電電流実効値Iを予め設定される移動平均時間tmの間の移動平均した実効電流移動平均値Imを算出し、算出した実効電流移動平均値Imが予め設定される実効電流移動平均閾値Imc以上となった場合には、充放電電流実効値Iを減少させる制御を行う。【選択図】図3
BATTERY CONTROL SYSTEM, HYBRID VEHICLE, AND BATTERY CONTROL METHOD
バッテリーの制御システム、ハイブリッド車両及びバッテリーの制御方法
2017-06-08
Patent
Electronic Resource
Japanese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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