Danfoss Compressor SM148A7YI

07/14/2020

Danfoss "Lighthouse Factory"-Tianjin "Smart Manufacturing" New Business Card

The World Intelligence Conference is approved by the Chinese government and is approved by the National Development and Reform Commission, the Ministry of Science and Technology, the Ministry of Industry and Information Technology, the

09/09/2020

Industrial bearing knowledge

Structural features 　　Bearing seat: The bearing seat is made of cast iron with heat sink on the surface. The mating surface of the bearing seat and the bearing bush is spherical. Bearing seats are divided into two types: insulated and non-insulated.

08/13/2020

Lubrication method of screw chiller internal components

If the compressor lubrication system of the screw chiller is better, it can reduce the friction, friction heat and wear of the parts of the compressor, better improve the mechanical efficiency of the compressor

06/23/2022

How to Test a Transformer?

Transformers are an electrical component that transmit electrical energy between at least two circuits. Transformers regulate the voltage in circuits, but in some cases these can go bad and cause a circuit to not work.

02/12/2024

Range Hoods: Basic Knowledge and Analysis of Related Common Problems

Range hood, also known as extractor hood, is a kitchen appliance that purifies the kitchen environment. It is installed above the kitchen stove.

08/06/2020

Basic knowledge of air source heat pump

Brief introduction of heat pump<br></br> 　　 There are many applications of pumps in daily life. The pump is a device to increase the potential energy. There are water pumps, air pumps, oil pumps, etc. according to different uses.

07/18/2020

Process and cause of liquid shock in piston refrigeration compressor

1. Introduction The phenomenon that liquid refrigerant and/or lubricating oil damage the suction valve plate when the gas is sucked into the cylinder of the compressor, and it is produced when the piston is compressed when the piston is close to the top dead center and is not quickly discharged during the exhaust process after entering the cylinder.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/07/2020

The working principle of the frequency converter

The main circuit is the power conversion part that provides the voltage and frequency power supply for the asynchronous motor. The main circuit of the frequency converter can be roughly divided into two categories:

09/10/2020

The basic points of choosing laboratory bench centrifuge

The desktop centrifuge uses the powerful centrifugal force generated by the high-speed rotation of the centrifuge rotor to accelerate the sedimentation speed of particles in the liquid, and separate substances with different sedimentation coefficients and buoyancy densities in the sample.