Method and apparatus for controlling capacity of a multiple-stag

Details Method and apparatus for controlling capacity of a multiple-stag Method and apparatus for controlling capacity of a multiple-stag

1990-08-23

1993-11-30

Wayner, William E.

Refrigeration

Processes

Compressing, condensing and evaporating

62175, F25B 500

Patent

active

052654346

ABSTRACT:
A method and apparatus for controlling the capacity of a multi-stage cooling system is disclosed. The system of the invention utilizes a plurality of commonly piped compressors being a variable speed compressor, means for establishing a single predetermined cooling state "cut-in" pressure and a single predetermined cooling state "cut-out" pressure, a plurality of condenser fans and a microprocessor based control means for controlling the operation of the system.

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Margaux sales brochure, titled "The New Refrigeration Systems Technology" (No publication date available).

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