Balluff Sensor BES0541

06/14/2020

Workflow of single screw air compressor startup and commissioning

Workflow of single screw air compressor startup and commissioning

07/07/2020

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

08/07/2020

What are the selection criteria for electronic valves in cold storage systems

The selection of all components in the cold storage refrigeration system must strictly comply with the four basic principles of safety, reliability, applicability and economy.

08/19/2020

What kind of preheating work can avoid the failure of screw chiller

The following is a small knowledge point to ensure the normal, safe and stable operation of the screw chiller. If you want to be a qualified chiller operator, you must continue to learn and absorb a more comprehensive working principle of the chiller and its components, and the chiller

09/11/2020

Discussion on the Key Technology of DC Inverter Air Conditioner Control

Inverter air conditioners have become a hot spot for the development of air-conditioning companies because of their energy-saving, comfortable, and high-energy-efficiency advantages and conform to the national policy of "energy saving and emission reduction".

08/17/2020

The heat pump is prone to frost between +4~-4℃. The symptoms and reasons are not beyond these 10 points.

The air source heat pump can use the low-grade heat energy in the ambient air, so it has the dual advantages of energy saving and environmental protection. However, one of the problems is that

03/24/2025

PC Airflow Channel Design: the Best Layout of the Case Airflow Channel

The power supply, CPU, chipset, memory, and graphics card in the computer case can generate a lot of heat.

11/21/2022

How do Centrifugal Fans Work?

The centrifugal fan is a device that uses the input mechanical energy to increase the pressure of the gas and discharge the gas.

07/27/2020

What is the principle of air conditioning refrigeration system? What is the heating principle of the air conditioner?

When we use the air conditioner, the commonly used function should be the cooling function, because the cooling function can bring us a more comfortable and cool environment in summer,

06/29/2020

Time node of compressor refrigeration oil replacement

Time node of compressor refrigeration oil replacement 1. The long-term operation of the entire refrigeration system, after the initial maintenance, if there are no special circumstances, the compressor refrigeration oil should be replaced when the refrigeration system working time reaches 10,000-12,000 hours.