Category Education

How are Applications of Refrigeration

The refrigeration applications may be grouped into the following categories: Domestic refrigeration Commercial refrigeration Industrial refrigeration Marine and transportation refrigeration Food refrigeration Preservation by refrigeration Comfort air-conditioning Industrial air-conditioning Preservation by refrigeration Freezing preservation: This is the most and most…

What is an Automatic Expansion valve?

It is a variable-restriction type expansion valve It maintains constant pressure in the evaporator, the so-called constant pressure expansion valve. A screen or strainer is usually installed at the liquid inlet of the valve in order to prevent the entrance…

What are Magnetic refrigeration systems?

Magnetic refrigeration was the first method developed for cooling below 2K. It is a low-temperature cooling technology based on the magnetocaloric effect. This technique can be used to attain extremely low temperatures, as well as the ranges used in common…

What is the Philips refrigerator?

The famous dutch Philips research laboratory developed experimental Stirling engines for a wide variety of applications and continued to work in the field until the late 1970s, but only achieved commercial success with the reversed Stirling engine. Philips constructed a…