ULVAC Vacuum Pump PMB600DT-MF9A1F1I4B1

09/14/2020

Application of oil-free lubrication technology in the cylinder of the high-pressure section of the piston-type nitrogen-hydrogen compressor

1. Raising the problem 　　 Compressor oil-free lubrication technology, as a new energy-saving technology, has been developed and applied to various compressors in various industries for more than 60 years.

07/18/2020

Fault analysis and treatment of excessive oil consumption of the refrigeration compressor of piston chiller

Commonly used chillers are divided into piston type, screw type, centrifugal type, and vortex type chiller according to the type of refrigeration compressor used. Their evaporators and condensers generally use shell and tube heat exchangers, the throttling device uses thermal expansion valves, the refrigerant is freon

08/21/2020

Is the air-conditioning installation nonsense

Many people think that if the air conditioner is bought, the air conditioner in this home will be able to cool and heat super well, but in fact, the installation of air conditioner also has a crucial

08/19/2020

What are the characteristics of lithium bromide absorption refrigeration units in air conditioning projects

In air-conditioning engineering, most commonly used refrigeration units are vapor compression refrigeration methods, and the refrigerant used in compression refrigeration is halogenated hydrocarbons (ie Freon).

08/24/2020

Various business links of cold storage management system

Nowadays, many cold storage companies still adopt manual mode to manage cold storage business. The uncertainty of human factors has led to low labor efficiency and serious waste of human resources, and due to low efficiency

08/24/2020

In the future, rotary compressors will usher in good opportunities in these fields

Traditionally, rotary compressors are almost exclusively dedicated to household air conditioners, but in recent years, benefiting from economic development and technological upgrades, application scenarios are being further subdivided and diversified.

08/24/2020

Multi-online display FC, FL, FE fault processing method

1. Failure display and phenomenon: Outside machine LED3 double 8 indicator light is on and displays: FC, FL, FE. When the indicator light of the external mainboard and the line controller fail, the following figure will be displayed:

06/28/2022

Introduction to Priming in Pumps

Priming a piston pump is probably the first and one of the most important thing one should do before operating it. Not priming a pump or not doing it properly makes majority of pump problems.

09/08/2020

The life of air compressor bearings and the causes of damage

If the air compressor loses one bearing or does not pay attention to the correct use of the bearing, the air compressor will not be able to operate normally, and it will greatly shorten the service life of the bearing, which will bring us unnecessary losses.

06/29/2020

Several causes of compressor burning