Danfoss Compressor SM112T4PAG

07/31/2020

Is the refrigerant gas or liquid

Regarding whether to charge the refrigerant, whether it is gas or liquid, many masters must have known for a long time. I often see people inquiring about this refrigerant when charging, is it gas or liquid? Here is a summary. For your reference

07/30/2020

Operation flowchart of cold chain cold storage management system

In recent years, the growth of people's demand for fresh food has promoted the development of the cold storage industry, and at the same time has brought many problems and challenges. For example, there are too many idle cold storage resources;

07/07/2020

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

08/19/2020

Cold storage fire preventionDon't be surprised, you will understand after reading it

At the moment, it is the autumn harvest season, and the cold storage has reached the busiest storage period of the year. During this period, in order to strengthen the fire safety management of ammonia-related cold storage,

08/20/2020

Debugging method of central air conditioning system

Before the central air conditioner is put into use, the entire system must be debugged. The commissioning of the central air-conditioning system can be divided into: cold water system, cooling system, terminal equipment and air-conditioning host.

08/14/2020

How to reduce the overall cost of purchasing industrial chillers

How to reduce the overall cost of purchasing industrial chillers

09/06/2020

Low-pressure conveying oil-free screw air compressor

Application of low pressure conveying oil-free screw air compressor: Pneumatic conveying power: the power source for pneumatic conveying of powdered or granular materials such as flour, sugar, salt, grain, chemical particles, cement, coal powder, mineral powder, etc.

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.

08/07/2020

Air source heat pump purchase skills

Air source heat pump products can not only replace coal-burning stoves in rural areas for heating, but also replace urban thermal central heating.

07/30/2020

Do you know all about the setting of fire damper in HVAC system?

In the HVAC design, there are many types of valves for fire prevention and smoke exhaust, and the valve settings are different for different applications.