Flexible thermostat controller that permits various control poin

Details Flexible thermostat controller that permits various control poin Flexible thermostat controller that permits various control poin

1997-02-07

2000-08-15

Wayner, William

Refrigeration

Automatic control

Diverse, cascade or compound refrigeration-producing system

165256, 236 78D, 307 39, F25B 700, F25B 2900

Patent

active

061018244

ABSTRACT:
A thermostat for use with multistage Heating, Ventilating and Air Conditioning (HVAC) plants where a proportional/integral control loop is present for each stage of the multistage HVAC plant. Filter constants, Ki and Kp as well as stage control points and interstage values can be set independently for each stage.

REFERENCES:
patent: 3623545 (1971-11-01), Pinckaers
patent: 4542849 (1985-09-01), Pichot et al.
patent: 4638850 (1987-01-01), Newell, III et al.

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