Patent ID: 6192694
Filing Date: 2001-02-27
Classification: F25B,Y02A,Y02B

Abstract:
A double-effect absorption chiller wherein the vapor of a refrigerant produced by a high temperature generator is supplied to a low temperature generator for condensation, and the refrigerant liquefied by condensation is supplied to a condenser, the absorption chiller being characterized in that a pipe for supplying the refrigerant liquefied in the low temperature generator to the condenser therethrough is provided with pressure adjusting means for reducing the pressure of the refrigerant flowing through the pipe and adjusting the pressure reduction, the pressure adjusting means comprising an orifice provided in the pipe, a bypass pipe bypassing the orifice, and a control valve provided at an intermediate portion of the bypass pipe, a control circuit being connected to the control valve for controlling the opening degree of the control valve in accordance with the magnitude of refrigeration load.