In this cycle, a circulating refrigerant such as Freon enters the compressor as a vapor. From point 1 to point 2, the vapor is compressed at constant entropy and exits the compressor as a vapor at a higher temperature, but still below the vapor pressure at that temperature.
Nichols Family Name. An English, Irish and German surname of Nichols is based on the name Nicholas. The name Nicholas comes from the Greek language with the name Ã¢â¬ËnikolaosÃ¢â¬â¢ which means to conquer people. Spelling forms for Nichols are Nuckles, Nickel, Nicol, Nycol, Nickles and Nicolls.
Last name: Sears. Most surnames have only one or possibly two sources of origin, this surname is different - it has five! These maybe summed up as (in order of likelihood), a derivative of the pre-medieval personal name 'Saher' or 'Seir', which itself is a short form of the Norman name 'Sigiheri' introduced into England after the Conquest of 1066.