Method and apparatus for regulating an economizer damper using i

Details Method and apparatus for regulating an economizer damper using i Method and apparatus for regulating an economizer damper using i

1984-05-23

1985-05-28

Tapolcai, William E.

Automatic temperature and humidity regulation

Mixing fluid of dissimilar temperature

Plenum type

98 413, 165 16, 49 38, G05D 2313

Patent

active

045195390

ABSTRACT:
A method and apparatus for regulating an economizer damper using indoor fan air pressure is disclosed. The economizer control includes dampers powered by a motive source regulated by air pressure. An outdoor ambient thermostat and a mixed air thermostat are utilized to regulate the air pressure supplied to the motive source to effectively regulate the damper position.

REFERENCES:
patent: 3645108 (1972-02-01), Houk
patent: 4263931 (1981-04-01), Bramow et al.
patent: 4331291 (1982-05-01), Dean
patent: 4389853 (1983-06-01), Hile

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