ELECTROHYDRAULIC PUMP Russian patent published in 2019 - IPC F04F1/16 

FIELD: engines and pumps.

SUBSTANCE: invention relates to the field of pump engineering, concerns electro-hydraulic pumps and can be used in various sectors of the national economy for pumping various kinds of liquids. Electro-hydraulic pump contains a control unit with an integrated computer combined with a power unit, feedback devices in the form of pressure and temperature sensors installed on working chambers, as well as current sensors attached to both high-voltage wires of working chamber electrodes, in addition, it contains hydraulic safety valves with remote control, installed between the cavities of the working chambers and the drain hydraulic line, a filter installed in the inlet hydraulic line in front of the pneumohydraulic accumulator and a consumer connection port, a hydraulic safety valve installed between the inlet hydraulic line and the hydraulic tank, and a filter installed in the suction hydraulic line.

EFFECT: invention provides an increase in the efficiency of an electro-hydraulic pump by automatically controlling the output parameters of the pump during operation thereof.

1 cl, 1 dwg