Danfoss Compressor SM148A4VI

02/27/2021

Debugging method of servo motor

Before wiring, initialize the parameters. On the control card: select the control method; clear the PID parameters; let the default enable signal turn off when the control card is powered on; save this state to ensure that the control card is in this state when it is powered on again.

09/22/2020

Discussion on the Causes of Rotor Scaling of Natural Gas Compressor

An oilfield company’s compressor station ammonia compression refrigeration device mainly caused the reduction of natural gas processing capacity and increased power consumption; severe fouling would cause

08/05/2020

Refrigeration oil replacement points of screw refrigeration compressors for cold storage equipment

1. The role of lubricating oil:<br></br> 　　1) A dynamic seal is formed between the screw and the compression chamber and the male and female screws to reduce the leakage of refrigerant from the high pressure side to the low pressure side during the compression process.<br></br>

06/09/2025

So what factors will affect the stable operation of the equipment

At present, many companies use air-cooled chillers, which have the characteristics of simple installation and operation, compact structure, and relatively easy maintenance. The most important thing is that it is a highly efficient and energy-saving refrigeration equipment.

09/12/2024

Variable Speed Heat Pump: The Efficient Way to Heat and Cool Your Home

A variable speed heat pump is a heating and cooling system that can adjust its output based on the needs of your home. Unlike traditional HVAC systems

04/07/2025

Exploring Tunnel Ovens: Structure, Working Principle, Features, and Applications

Tunnel ovens play a pivotal role in industrial baking and various other applications, providing a seamless and efficient means of mass production.

09/13/2022

Dealing with Actuator Failures: Common Causes and Solutions

The actuator device is a combination of the actuator part and the control valve in automatic control system.

07/07/2020

Why defrost cold storage What are the ways to defrost

Why defrost cold storage What are the ways to defrost I. Overview: 　　 The frost on the surface of the evaporator in the cold storage hinders the conduction and distribution of the cooling capacity of the refrigeration evaporator (pipe), which ultimately affects the cooling effect.

06/29/2020

What is the cause of compressor pipeline vibration

07/29/2020

Why do the repairing air conditioner explode frequently, the repairer should pay attention to it!

Call 1: Please notify the installation and maintenance master of all outlets. Most of the current inverter air conditioners are throttling by electronic expansion valves.