In order to become a fully licensed physician in the US, foreign medical graduates must not only pass a series of licensing exams, but additionally complete a residency in their chosen speciality. This applies even if the applicant was licensed to practice in his or home country. The process is basically as follows :
VRV is a system developed and designed by Daikin Industries and means âvariable refrigerant volumeâ. Daikin protected the term VRV so other manufacturers use the term VRF âvariable refrigerant flowâ.In principle they both work the same and are extremely efficient, reliable, energy saving ways to heat and cool all types of buildings with minimum installation time or disruption.aikin protected the term VRV so other manufacturers use the term VRF âvariable refrigerant flowâ. In principle they both work the same and are extremely efficient, reliable, energy saving ways to heat and cool all types of buildings with minimum installation time or disruption.
Gas powered VRV / VRF systems. Where the amount of electrical supply is limited and a gas supply is available, gas powered VRF systems can be used. The gas powered VRF system uses a gas powered internal combustion engine in place of the electric compressors in the standard systems.