Rockwell Allen Bradley AB Circuit Breaker 1492-SPM3C030

09/06/2020

How to choose the first flange sealing surface form of the pressure vessel using flange connection

The flange welded by the connecting pipe on the pressure vessel cylinder to the flange is the first flange connected to the pressure vessel flange, and the flange that is matched with it is not counted as the first flange, and other flanges.

08/23/2022

Ways to Increase Stepper Motor Torque and Select Stepper Motor

Reduce the number of turns to reduce inductance L: select the motor with small inductance L from the standard products of the motor manufacturers, the rated current will increase.

07/05/2020

Hitachi water source heat pump compressor

How does the air conditioning compressor work? The air-conditioning compressor is also called a rotary (rotor) compressor, and its working principle is to rely on an eccentric rotor under the action of spring force, the compressor, and the eccentric rotor are always in contact with the container separated by the sliding container Changes to achieve a process of compression. When the eccentric rotor rotates, the volume of the container changes and the gas is compressed.

06/29/2020

Compression ratio of American Copeland compressor

08/19/2020

What kind of expansion valve should be used for industrial chiller selection

1. When industrial chiller manufacturers produce air-cooled or water-cooled chillers, they generally use external balance thermal expansion valves when selecting thermal expansion valves.

09/09/2020

How to provide air source for air compressor

　Is the air compressor better for centralized air supply or more energy-saving for point-by-point air supply; for equipment with small air consumption and low pressure, it may be economical to install a pressure reducing valve to work.

09/06/2020

How to correctly choose a silent oil-free air compressor

How to correctly choose a silent oil-free air compressor Since the silent oil-free air compressor uses oil-free self-lubricating technology, its core components, Jose ring and bearings, have high requirements for materials, and it has been difficult to solve them well.

08/02/2020

How to blow pollution after installation of cold storage refrigeration system

The reason for blowing dirt after the refrigeration system is installed is that during the installation or maintenance of the refrigeration system, there will inevitably be welding slag, rust, oxide scale and other impurities in the refrigeration system.

12/16/2024

P1 Error Code Air Conditioner Troubleshooting

The P1 error code on an air conditioner is a common problem that you may meet when using the air conditioner. So, what causes the air conditioner to display P1? How to deal with it? The following is a detailed introduction to you.

08/06/2020

Material selection specification in cold storage design

In addition to heat insulation and moisture-proof materials, cold storage design materials include bricks, stones, cement, concrete, mortar, steel bars, and wood.