Danfoss Compressor SM147W9CN

08/21/2020

Why the air-conditioning supplyreturn water temperature is 7℃-12℃

Reason analysis of 7 degree water supply: 　　 1. Starting from the refrigeration unit, the refrigerant evaporates in the evaporator and absorbs heat to cool the secondary side water. If the evaporation temperature is too low, it will cause frost on the surface of the evaporator and affect the heat transfer efficiency.

06/29/2020

Several causes of compressor burning

09/30/2022

Three Control Methods of Servo Motor

There are three types of <strong>servo motor control</strong> modes (<strong>servo motor control techniques</strong>)

05/19/2022

PLC Analog Input

PLC analog inputs usually use voltage signals in the range of 20 volts and current signals in mA. Each PLC manufacturer has I / O modules to process these types of signals

08/24/2023

Heat Pump Troubleshooting Chart: A Comprehensive Guide to Diagnosing Common Issues

Heat pumps are an essential part of many homes, providing both heating and cooling functions. However, like any mechanical system, they can experience problems, which can be frustrating and costly for homeowners.

12/27/2022

How do Programmable Logic Controllers Work?

When a programmable logic controller (PLC) is put into operation, its working process is generally divided into three steps, namely input scan, executing program(s), and output scan.

07/31/2020

The 8 accessory usages that must be mastered when using computer room air conditioners!

The electrical control and air circulation of the computer room air conditioner are independent units. During maintenance and overhaul, the air conditioner does not need to be turned off, and the stable air flow and temperature gradient in the air conditioner room can also be ensured

08/20/2020

The difference between cross-flow cooling tower and counter-flow cooling tower

The so-called cross-flow cooling tower is a type of cooling tower that allows air to flow horizontally through the water spray filler, and the water dragon falls vertically from the top of the tower

01/31/2023

What is a Gear Reducer?

The gear reducer is an independent enclosed transmission gear between the prime mover and the machine, which is used to reduce the speed and increase the torque to meet the work needs.

08/16/2020

How to prevent clogging of high temperature heat pump dryer bag

The main reason for the clogging of the dust collector bag of the high temperature heat pump dryer is that the filtering wind speed is too large, the dust is too fine, the dust is sticky, the dust bag is not cleaned, and the dust bag is damp.