PROBLEM TO BE SOLVED: To enable charging of regenerative electric power to a power accumulation section, even when the temperature in the power accumulation section is low.SOLUTION: A control system 100 of a hybrid construction machine comprises: first and second main pumps 71, 72; a regenerative motor 88 rotationally driven by working fluid which is returned; a motor generator 91 rotationally driven by the regenerative motor 88; a battery 26 in which regenerative electric power is charged; and a temperature sensor 26a for detecting the temperature of the battery 26. A controller 90, when the temperature of the battery 26 becomes lower than a first setting temperature T, executes charging of the regenerative electric power until the voltage becomes higher compared with a charging completion voltage Vwhen temperature T of the battery 26 is the first setting temperature Tor higher, for internal resistance R (T) in accordance with the temperature T of the battery 26.SELECTED DRAWING: Figure 1

    【課題】蓄電部の温度が低い状態であっても蓄電部への回生電力の充電を可能にする。【解決手段】ハイブリッド建設機械の制御システム100であって、第1,第2メインポンプ71,72と、還流される作動流体によって回転駆動される回生モータ88と、回生モータ88によって回転駆動されるモータジェネレータ91と、回生電力が充電されるバッテリ26と、バッテリ26の温度を検出する温度センサ26aと、を備え、コントローラ90は、バッテリ26の温度が第1設定温度TL1を下回った場合に、バッテリ26の温度Tに応じた内部抵抗R(T)の分だけ、バッテリ26の温度Tが第1設定温度TL1以上の場合の充電完了電圧Vf0と比較して高い電圧になるまで回生電力の充電を実行する。【選択図】図1


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    Titel :

    CONTROL SYSTEM AND CONTROL METHOD OF HYBRID CONSTRUCTION MACHINE


    Weitere Titelangaben:

    ハイブリッド建設機械の制御システム及び制御方法


    Beteiligte:

    Erscheinungsdatum :

    2017-01-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / E02F Baggern , DREDGING



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