Huai 'an Yansheng Hydraulic is a comprehensive hydraulic power unit, hydraulic power valve and fuel tank and other products of the comprehensive factory。 DC double-acting hydraulic power unit is the 1 kind of hydraulic power unit, it can produce two-way hydraulic power. It is usually composed of electric motors, hydraulic pumps, oil tanks, hydraulic valves and hydraulic cylinders. The electric motor sucks and pressurizes the hydraulic oil from the oil tank by driving the hydraulic pump, and then controls the flow and pressure through the hydraulic valve to send the hydraulic oil into the hydraulic cylinder. According to the pressure and flow of the hydraulic oil, the hydraulic cylinder generates thrust or tension in both directions, so as to realize the movement of the machine. The DC double-acting hydraulic power unit has the characteristics of simple structure, small size, light weight, high efficiency and fast re…