How to reduce energy consumption of hydraulic press with multi motor-pumps?
Considering the energy consumption characteristics of the hydraulic press with the drive system consisting of multi motor-pumps, an energy-saving design method for the drive system was proposed to increase the matching degree between its output power and the demanded power of the load.
How to reduce the energy loss of hydraulic press drive system?
By analyzing the energy dissipation characteristic of hydraulic press drive system which is composed of several motor-pumps used to provide energy, an energy-saving design method is developed to reduce the energy loss of the drive system.
Can a hydraulic drive system with multi motor-pumps save energy?
In order to achieve the energy matching between the drive system and the loads for a single press, an energy-saving design method for the hydraulic drive system with multi motor-pumps is proposed, aiming to reduce the energy loss of motor-pumps in the unloading state in the entire working cycle and increase the energy efficiency of the motor.
How much power does a press need?
The required power of the press is less than 200kW Almost constant infeed power, no regeneration. Smallest supply power required. Reduction of power peaks, in general lower infeed power required (scalable system), oscillating power. Caution: No verification regarding any mechanical or electrical limits!
Does a rapid sheet tension hydraulic press save energy?
The energy-saving effect was validated through a -ton rapid sheet tension hydraulic press whose energy consumption in all working stages was quantified. The results indicated that the energy consumption of the drive system in a working cycle had been reduced by 26.97%.
What is a large tonnage hydraulic press?
On the other hand, large tonnage hydraulic press is widely employed in production given the development of engineering technology; the drive systems of nearly all such presses comprise multi motor-pumps which has the advantage of large capacity and can meet the different pressure and flow requirements.
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