American energy-saving hydraulic station energy accumulator

What is a hydraulic excavator energy saving system?

In order to address these issues, a hydraulic excavator energy saving system based on a three-chamber accumulator is proposed. Firstly, the conventional piston-type hydraulic accumulator is integrated with the hydraulic cylinder to form a three-chamber accumulator, which has a pressurizing function during energy storage.

What are hydraulic accumulators used for?

Hydraulic accumulators have long been used in hydraulic circuits. Applications vary from keeping the pressure within a circuit branch to saving load energy. Among these applications, storing and releasing energy has gained attention in recent years due to the need for efficient circuits.

What are the uses of gas-loaded accumulators in hydraulic circuits?

In the following sections, we describe typical uses of gas-loaded accumulators in hydraulic circuits as energy storage components. In many situations, accumulators can be used to store energy during motoring quadrants, i.e., when energy flows from the load into the hydraulic circuit.

How do accumulators store energy?

In many situations, accumulators can be used to store energy during motoring quadrants, i.e., when energy flows from the load into the hydraulic circuit. In one case scenario, accumulators can store energy from several hydraulic actuators and/or motors through a common pressure rail (CPR) system.

Can energy-saving system be applied to other hydraulic equipment with dynamic changes?

The energy-saving system presented in this study can recover and reuse potential energy based on the hydraulic circuit illustrated in Fig. 3. Therefore, this system can also be applied to other hydraulic equipment with dynamic changes in potential energy within the working mechanism.

Can a TCA-based energy saving system be applied to other hydraulic equipment?

In the future, the application of the TCA-based energy saving system can be expanded to encompass other hydraulic equipment that experiences frequent variations in the potential energy of the working mechanism.