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.
Last Name Meanings and Origins. Uncover the meaning and origin of your last name, then learn how to create and preserve your own family history for generations to come. Nichols Last Name Meaning. 1. English and Dutch: patronymic from Nichol. 2. Jewish (American): Americanized form of any of various like-sounding Jewish names. From: The Oxford Names Companion, Oxford University Press.
From the traditionally English surname, a variant of Chesney, or from the French habitational surname from a place in Yonne, derived from a Romano-Gallic estate, Caniacum, meaning estate of a man named Canius .CHERAMI f English (Modern, Rare). Derived from the French phrase cher ami meaning dear friend.rom an English surname derived from the name of the village Chideock in Dorset (recorded in the Domesday Book as Cidihoc), which is of unknown meaning... [more]. CHIERE f English. Possibly derived from the Old French chiere, from chier, meaning dear, dearest.