Danfoss Compressor SM100W9RO

08/02/2020

Correctly distinguish between two-in-one supply and three-in-one supply for central air conditioning

To put it simply, the so-called "dual supply" is to use an air energy heat pump system to provide two combined functions of "hot water + heating" or "heating + refrigeration"; "triple supply" is to provide "air conditioning + floor heating + Three combined functions of "hot water".

11/07/2022

What is an Electronic Expansion Valve?

The electronic expansion valve is a kind of the expansion valve. It uses the electrical signal generated by the adjusted parameters to control the voltage or current applied to the expansion valve, thereby achieving the purpose of adjusting the liquid supply.

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.

01/10/2021

Don't understand the compressor It's enough to see these

Don't understand the compressor It's enough to see these Many people say that buying an air conditioner means buying a compressor. This is true. Simply put, the quality and life of the compressor determine the attitude of most people to buy. So what are 器2䀀
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08/07/2020

Working principle of frequency converter

　Inverters can be divided into voltage type and current type inverters.<br></br> 　　 Voltage type is an inverter that converts the DC of a voltage source to AC. The filtering of the DC loop is a current type that converts the DC of the current source to AŒ

07/29/2020

Types of refrigeration and air conditioning piping and calculation formula for wall thickness

Types of refrigeration and air conditioning piping<br></br> The types of refrigeration and air-conditioning piping are classified into the first, second, and third types according to the highest operating pressure (design pressure).

08/19/2020

Factors to consider when purchasing a chiller

When purchasing a chiller, many users often think that the chiller is almost the same wherever it is used, and generally consider the price of the chiller. Some important factors when purchasing a chiller are often overlooked.

09/03/2020

What are the reasons for the performance degradation of the compressor unit driven by the steam turbine

1. The seal between compressor stages is seriously damaged, the sealing performance is reduced, and the internal return flow of the gas medium increases.

06/29/2020

What is the cause of compressor pipeline vibration

04/09/2025

Common DAIKIN AC Error Code Lists

DAIKIN air conditioner/air conditioning system malfunction codes consist of one letter or number plus one number or letter. The letters include A, C, E, H, F, J, L, P, U, and M, and the numbers include 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. These codes are divided into indoor unit related, outdoor unit related, system related codes and others.