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… Read More »What is an Automatic Expansion valve?
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… Read More »What are Magnetic refrigeration systems?
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… Read More »What is the Philips refrigerator?
Cryogenics is the branches of physics and engineering that involve the study of very low temperatures, how to produce them, and how materials behave at… Read More »What is the Cryogenic refrigeration system?
Solar energy can be converted more efficiently to heat than mechanical or electrical energy, the use of vapor absorption cycle with solar energy to be… Read More »What is the working principle of an absorption refrigeration system?
By adding a third fluid, an inert gas to the absorption system to balance the low – and high – side pressures of the system… Read More »What is an Electrolux refrigerator or Domestic absorption system
The principal difference in the absorption and vapor compression system is the motivating force that circulates the refrigerant through the system and provides the necessary… Read More »What is a vapor absorption refrigeration system
The evaporative pressure or suction pressure is an important factor that affects the performance of a vapor compression system. Let the suction pressure be reduced… Read More »What is the effect of Evaporative Pressure
Flash chamber Flash chamber is an insulated tank. It is always fitted after the metering or throttling device but before the evaporator in a vapour… Read More »Uses of Flash chamber and Accumulator
Under cooling of the liquid refrigerant in the condenser is a normal practice, which ensures that the refrigerant will enter the expansion valve only in… Read More »What is the effect of undercooling/subcooling