Becker Vacuum Pump VT4.40380V

07/31/2020

HVAC people collect these data, better than ten years of work experience!

HVAC people, we know that the HVAC project contains more systems, the situation is complicated, and most of the pipelines are hidden in the tube wells, walls, and ceilings, so the design process is very complicated, but don’t worry, we can step on the predecessors’ Go forward on your shoulders!

07/05/2020

What sparks can be produced by the combined use of electronic expansion valve and compressor

What sparks can be produced by the combined use of electronic expansion valve and compressor Electronic expansion valve and compressor are indispensable refrigeration accessories in refrigeration equipment and refrigeration equipment, and they are used together with high efficiency.

07/17/2020

refrigerating system

4.1 Pressure vessels and pipelines are often contacted by refrigeration and air-conditioning technicians;; components of various systems; for example, placing an R--22 refrigerant storage tank on the rear panel of a car with a common barrier; The hot summer sun can make the temperature of the steel pipe reach 110F; the total area of

08/27/2020

When is the best time to change the bearing oil?

Under normal circumstances, it is very common to replace the lubricating oil in a short period of time, and more grease is often added. Let me explain to you the relevant knowledge below, I hope it will be helpful to you

08/24/2020

The source of the new outbreak needs to be resolved. Is cold chain logistics still reliable

The source of the new outbreak needs to be resolved. Is cold chain logistics still reliable The origin of the epidemic in Beijing Xinfadi Wholesale Market is still an unsolved mystery.

06/29/2020

What is the cause of compressor pipeline vibration

09/04/2020

Factors affecting the use of oil-free air compressors

The oil-free air compressor is the main body of the air source device. It is a device that converts the mechanical energy of the prime mover into gas pressure energy and is a pressure generating device for compressed air. The factors that affect its use are:

10/10/2024

How to Use Rotary Encoder on Arduino Board UNO

In our last article, you may have learned how to connect a rotary encoder on Arduino development board UNO.

08/04/2020

The warranty period of the main cold storage equipment is too short, how to solve it

When it comes to three guarantees, no one knows or knows. According to the national "Three Guarantees Regulations", as one of the main electrical appliances supporting our lives, the whole refrigerator has a one-year warranty

08/03/2020

What are the thermal state parameters of the refrigerant

The working fluid is constantly changing its thermal state. The physical quantity describing the thermal state of the working fluid is called the thermal state parameter of the working fluid, referred to as the state parameter.