The present disclosure relates to a control circuit and a control method for boom energy regeneration, and the control circuit for boom energy regeneration includes: a control unit which controls a discharge amount control valve, such that the amount of oil, which is discharged from a head of a boom cylinder, is supplied to a regeneration device or a rod of the boom cylinder through a hydraulic regeneration line, and when the regeneration device has an abnormality, the amount of oil, which is discharged from the head of the boom cylinder, is supplied to the main control valve through a hydraulic discharge line.
Control circuit and control method for boom energy regeneration
2019-01-08
Patent
Electronic Resource
English
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