Danfoss Compressor DSH161A7ALH

04/21/2025

Different Types of Pressure Transmitters, Working Principle, and How to Select Pressure Transmitter

Pressure transmitter is a kind of pressure measuring instrument widely used in many transmitters. It is widely used in petroleum, chemical, metallurgy, food, electric power, medicine, papermaking, textile and other industries.

09/14/2020

Analysis of why the compressor shell will condense

When the compressor is working normally, it is close to the low pressure cavity of the compressor. The temperature of the steel casing on the side is very low, if the compressor casing

08/29/2020

Compressor industry review after the mask ventilators are snapped up globally, relevant technical information has been made public

The ventilator is a vital medical device that can prevent and treat respiratory failure, reduce complications, and save and prolong the lives of patients. Facing the increasing number of patients with new coronary pneumonia, many countries are facing a shortage of ventilators.

07/07/2020

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

08/26/2020

Mobile screw machine requirements for lubricating oil

The requirements of the mobile screw machine for lubricants are as follows 1. The volume of the mobile screw machine and the volume of the oil tank are small, the amount of lubricating oil is also small, and the oil temperature is higher during operation,Ÿﰨ2䀀湠皟VǜV
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08/03/2020

How to prevent the constant starting of the compressor of the high and low temperature test chamber?

The compressor is the core component of the refrigeration system of the high and low temperature test chamber, and has a decisive effect on the entire refrigeration system.

08/17/2020

Principle analysis and characteristics of new technology machines for central air conditioning

1. Water magnetization treatment technology 　　Using the magnetic field effect to treat water is called magnetization treatment of water.

09/05/2020

What is a gas source system What are its components

A system composed of equipment that generates, processes, and stores compressed air is called an air source system. A typical air source system usually consists of the following parts: air compressor,

09/04/2020

The difference between ordinary asynchronous motor and variable frequency motor

1. Ordinary asynchronous motors are designed according to constant frequency and constant voltage, which cannot fully meet the requirements of variable frequency speed regulation

03/03/2021

The key detection items of servo motor and common problems in servo motor detection

1).Servo motor detection -- cogging torque: Cogging torque is an inherent phenomenon of permanent magnet motor, which can make the motor torque fluctuate and produce vibration and noise. We measure the change of motor torque in a rotation cycle on a special test bench and analyze the distribution of cogging torque.