CAT Piston Pump 550

10/09/2025

How Does Encoder Measure the Motor Position Accurately?

Encoder is a kind of equipment that can compile and convert signals or data into signals that can be used for communication, transmission and storage.

09/10/2020

The high-voltage inverter market has huge potential, expecting technological breakthroughs

The high-voltage inverter has a significant energy saving effect. Without changing the host equipment, only changing the speed can achieve an average power saving effect of 30%. Among them, the average energy saving rate of petroleum system is 38%, petrochemical system 46%, metallurgical system 42%, urban water supply and drainage system 45%, chemical industry System 24%.

07/01/2020

How to adjust the capacity of refrigeration compressor

How to adjust the capacity of refrigeration compressor The capacity of the compressor is determined according to the maximum production of BOG in the storage tank. After the compressor is selected, its capacity is constant. If the amount of inhaled air is greater than the amount of BOG produced in the tank, the tank pressure will drop.

09/08/2020

4 advantages of oil-free screw air compressor

Oil-free screw air compressors are more and more widely used. The lubrication, sealing and cooling of the entire main engine are completed by water. Therefore, oil-free screw air compressors can be described as true oil-free energy-saving air compressors.

08/16/2020

The old method of repair and maintenance of screw chiller

With the development of economy and the improvement of production process requirements, screw chillers have become an important aspect of most enterprises’ production cooling needs.

04/12/2024

Servo Motor Applications: a Complete Guide

Servo motors are widely used in various mechanical equipment. It has the characteristics of fast response, high precision and high reliability, and can achieve precise position control, speed control and force control.

07/27/2020

How to maintain car air conditioners in summer is recommended to owners!

Summer is coming, and air conditioning is an indispensable product for everyone. In the hot summer, life without air conditioning is really impossible.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/21/2020

Fresh air treatment and energy-saving methods of multi-line system

I. Introduction In the process of using air conditioners, we must consider the related functions of the air conditioner on the one hand, and on the other hand, consider its energy-saving effect and reduce the consumption of electric energy.

09/05/2020

The new pattern and development situation of industrial gases

The industrial gas industry has a long history of more than 140 years. In 1912, my country's first air separation system was born. After the reform and opening up, industrial gas engineering was also the first industry in China that was opened to foreign capital, and the industry developed earlier.