Patent ID: 6782709
Filing Date: 2004-08-31
Classification: B64D,F01D,F05D,F25B,Y02T

Abstract:
A cold air refrigeration system comprising a compressor (1, 44) having an inlet and an outlet, a turbo expander (6, 49), having a turbine wheel, a double cavity heat exchanger (2, 45), said compressor being connected to said turbo expander, a fan (7, 52) connected to said turbo expander, a vaporization heat exchanger (9, 51) having a first cavity and a second cavity, a moisture separator (8, 50) and a freezing chamber (3, 46), the freezing chamber including a fan (5, 48) and an air cooler (4, 47), a first cavity of said heat exchanger (2, 45), the first cavity of said vaporization heat exchanger (9, 51), said moisture separator (8, 50), said turbo expander (6, 49), said air cooler (4, 47) and a second cavity of said heat exchanger (2, 45) being connected in series to the inlet of the compressor (1, 44), the system further including and a water tank (10, 55), the water tank being connected to the second cavity of the vaporization heat exchanger (9, 51).