Danfoss Compressor SM175A6RN

09/02/2020

Why do dry goods 〡 air compressor need staged compression? Can't it be compressed once?

Many people know that two compressor stages are suitable for high pressure production, and one stage is suitable for large gas production. Sometimes, more than two compressions are needed.

07/07/2020

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

09/05/2020

Why permanent magnet variable frequency air compressor will become the future development trend

Permanent magnet variable frequency air compressors are widely used in industry, and people can't help but remind people of industrial frequency-driven air compressors.

04/15/2025

How to Connect Rotary Encoder with Arduino Board UNO

Rotary encoder is an input device to help users interact with the system. It looks like a radio potentiometer, but it’s unique that it outputs a series of pulses.

08/20/2020

Six characteristics of square cross flow cooling tower

According to industry insiders, the square cross-flow cooling tower adopts air intake on both sides, and the fans at the top allow air to pass through the fillers on both sides of the tower to exchange medium with hot water,

09/03/2020

Commonly used selection marks for compressor lubricants

1) Air-cooled piston shaft output power <20kW, select 32, 46, 100 (ambient temperature <-10 ℃ optional 32) DAA, DAB, DAC air compressor oil;

07/28/2022

Troubleshooting of Vane Pump

When we use vane pumps, we often encounter some vane pump failures, but we don't know how to solve them? Let me tell you something about how to solve the vane pump failures.

09/08/2022

What is Three Phase Induction Motor and How Does It Work

Three-phase induction motor is an AC motor that generates electromagnetic torque to drive the rotor to rotate by the interaction of the rotating magnetic field formed by the stator winding

08/11/2022

What is Permanent Magnet Synchronous Electric Motor?

Permanent magnet synchronous motor (PMSM) is a synchronous motor that uses permanent magnets to establish an excitation magnetic field.

07/14/2020

Expansion valve working principle and correct maintenance

Expansion valve working principle and correct maintenance Let me talk about commonly used ones, such as Danfoss danfoss expansion valve, Emerson EMERSON expansion valve (Aike ALCO expansion valve), Spoland SPOLAN expansion valve, etc.