Current control apparatus for air-conditioning system

Details Current control apparatus for air-conditioning system Current control apparatus for air-conditioning system

1992-04-24

1993-05-04

Tanner, Harry B.

Refrigeration

Automatic control

Diverse, cascade or compound refrigeration-producing system

62230, 307 32, F25B 100

Patent

active

052070719

ABSTRACT:
There is disclosed a current control apparatus comprising first controllers adapted for detecting an overall or total load current to calculate distribution values for distributing a current margin with respect to an overall or total current limit value to respective air-conditioners; and second controllers adapted for respectively controlling air-conditioners so as not to exceed individual current limit values, and for carrying out an incremental correction of individual current limit values in accordance with distribution values calculated by the first controllers.

REFERENCES:
patent: 4257238 (1981-03-01), Kountz et al.
patent: 4485864 (1984-12-01), Carrell et al.
patent: 4520274 (1985-05-01), Stants
patent: 4656835 (1987-04-01), Kidder et al.
patent: 4657179 (1987-04-01), Aggers et al.
patent: 4736595 (1988-04-01), Kato
patent: 5095715 (1992-03-01), Dudley
patent: 5107685 (1992-04-01), Kobayashi

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