Rotary kinetic fluid motors or pumps – Method of operation
Patent
1984-05-14
1986-06-10
Casaregola, Louis J.
Rotary kinetic fluid motors or pumps
Method of operation
415 47, F01D 1702
Patent
active
045940509
ABSTRACT:
A surge detector for a rotating compressor having a compressor stage with a gas inlet and a gas outlet and experiencing rapid changes in inlet temperature as said surges occur, said detector comprising means mounted in said compressor inlet for generating signals representing only those temperature changes therein which are due to surge conditions, and means coupled to said generating means for receiving said signals representing said temperature changes and producing control signals based upon said temperature changes in said inlet whereby the number, duration and magnitude of said surges may be detected.
REFERENCES:
patent: 2955745 (1960-10-01), Hunter
patent: 4046490 (1977-12-01), Rutshtein
patent: 4060929 (1977-12-01), Elsaesser et al.
patent: 4265589 (1981-05-01), Watson et al.
patent: 4399548 (1983-08-01), Castleberry
Dresser Industries, Inc. "Surge Detection System" Dwgs. 466-745-601 and 466-745, (1979).
Dresser Industries, Inc. "Description of Operation-Surge Detection System", Dwgs. 468-249-601; 468-249, (1981).
Dresser Industries, Inc. "Surge Detector, Axial Flow Compressor" Dwgs. 470-464-601; 470-464, (1983).
GHH "Description of GHH Surge Limiter" (1974).
Casaregola Louis J.
Dresser Industries Inc.
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