Method and apparatus for maintaining a zero-pressure type plant

Details Method and apparatus for maintaining a zero-pressure type plant Method and apparatus for maintaining a zero-pressure type plant

1986-12-09

1988-11-01

Joyce, Harold

Heat exchange

With valve or movable deflector for heat exchange fluid flow

With by-pass of heat exchanger or heat exchanger section

98 15, 165 16, F24F 1100

Patent

active

047811072

ABSTRACT:
A method of continuously regulating the operation of a ventilation plant of the zero-pressure type, which is preferably of heat recovery type. This is done by continuously regulating the rotational speed of the exhaust fan. The invention also relates to a ventilation plant for carrying out the method.

REFERENCES:
patent: 2610565 (1952-09-01), Stuart
patent: 3611906 (1971-10-01), Lorenz
patent: 3646874 (1972-03-01), Hamerski
patent: 3951336 (1976-04-01), Miller et al.
patent: 4428529 (1984-01-01), Bentsen
patent: 4485729 (1984-12-01), Crittenden et al.
patent: 4667580 (1987-05-01), Wetzel

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