HIGH-TECH Vane Pump PVL13-19-52-F-1R-UU-10

02/03/2023

6 Types of Commonly Used Gear Reducers

Gear reducers are generally used for transmission equipment with low speed and high torque. The ratio of the numbers of teeth of the big and small gears equals the transmission ratio.

08/17/2020

Precautions for the safe use of chillers

In order to ensure the safe operation of the chiller and protect the personal safety of the staff, the operator must be familiar with the knowledge of the safety management of the chiller. Please read it carefully before using the chiller.

07/07/2020

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

08/03/2020

Temporary treatment method for plate heat exchanger gasket aging

The softening of the elastic gasket is related to pressure and temperature. When the gasket loses its elasticity, the heat exchanger will leak. In some products, in order to solve the dripping phenomenon caused by the aging of the sealing gasket,

07/24/2020

Comparison of working principle of single screw and twin screw refrigeration compressors

Twin-screw refrigeration compressor is an energy-adjustable oil-injected compressor. Its three continuous processes of inhalation, compression and exhaust are realized by periodic volume changes when a pair of intermeshing female and male rotors rotate.

07/27/2022

Classification of Vane Pumps

During a rotation cycle, the volume between adjacent vanes changes because of the rotor’s eccentric mounting position. This creates the pumping action.

08/08/2020

The most comprehensive central air conditioning maintenance method

The most comprehensive central air conditioning maintenance method The service life of the central air conditioner is generally 10 years, and it is about 15 years under the correct maintenance. Regular maintenance can reduce the electricity bill.

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.

08/15/2020

How to control the heat dissipation problem when the air conditioner in the computer room is turned off

Most buildings will be equipped with air-conditioning or air-conditioning systems already installed. For companies that rent office areas, it is difficult for the building to provide a complete computer room.

08/19/2020

How many years should the household radiator be replaced

I believe that old users of radiators have this feeling that the home is not as warm as a year. 　　 What is going on? Since the radiator itself does not have a clear service life, many residents do not know when to