Refrigeration – Automatic control – Of external fluid or means
Patent
1988-02-10
1989-04-18
Wayner, William E.
Refrigeration
Automatic control
Of external fluid or means
165 22, 236 495, F25D 1700
Patent
active
048215260
ABSTRACT:
The air conditioning apparatus comprises a heat source apparatus, an air blower, a damper disposed in each of branch duct to regulate warm air or cool air to be supplied to each of rooms, a room thermostat placed in each of the rooms, a heat load measuring means and a damper control means. The heat load measuring means controls the degree of opening of the dampers through the damper control means on the basis of output signals of an established temperature and the current room temperature from the room thermostats. Further, the capacity of the heat source apparatus and the capacity of the air blower are determined in accordance with the value of the heat load, and the pressure and the temperature of the air in the air duct.
REFERENCES:
patent: 3567115 (1970-12-01), Nelson
patent: 3780941 (1973-12-01), Blackwell
patent: 3814173 (1974-06-01), Coon
patent: 4347712 (1982-09-01), Benton et al.
patent: 4530395 (1985-07-01), Parker et al.
patent: 4533080 (1985-08-01), Clark et al.
Igarashi Hideo
Otsuka Nobuo
Thompson Peter
Mitsubishi Denki & Kabushiki Kaisha
Wayner William E.
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