VARIABLE-DISPLACEMENT PUMP CONTROL DEVICE, PUMP SYSTEM AND VARIABLE-DISPLACEMENT PUMP CONTROL METHOD

摘要

One aspect of the present invention is a variable displacement pump control device used for a variable displacement pump that changes a discharge capacity according to an inclination angle of a swash plate, comprising a storage unit and a control unit, wherein the storage unit stores outside air information, which is information of outside air. And, the control unit is a variable displacement pump control device for controlling an inclination angle of the swash plate provided by the variable displacement pump based on the outside air information.