Patent ID: 6966196
Filing Date: 2005-11-22
Classification: F25B

Abstract:
1. A refrigeration unit using ammonia comprising a compressor, a compressor driving motor, an evaporation type condenser, an expansion valve, and an evaporator to perform a refrigerating cycle using ammonia as a refrigerant, wherein said compressor driving motor, said compressor, a control board, a brine cooler which works as an evaporator, a brine pump, a water tank, and a sprinkler head pump are located in the lower construction body of upper and lower construction bodies; an evaporation type condenser structure is located above a drain pan in the upper construction body; said evaporation type condenser is a multitubular heat exchanger having an inlet side header and an outlet side header, with ammonia refrigerant flowing in one direction; and said multitubular heat exchanger is inclined downward toward the evaporator from the inlet side header where compressed ammonia refrigerant is introduced.