Boots – shoes – and leggings
Patent
1990-02-26
1991-09-17
Lall, Parshotam S.
Boots, shoes, and leggings
36455101, 73168, G01M 1900
Patent
active
050500929
ABSTRACT:
A fan efficiency monitoring system and method utilizes the measured temperature and pressure differential a fan to calculate and display fan efficiency relative to the temperature differential in an isentropic process at the same inlet temperature and pressure differential. The computed fan efficiency is displayed proximal the fan or at a remote operator's station.
REFERENCES:
patent: 3350934 (1967-11-01), Orkney, Jr. et al.
patent: 4325223 (1982-04-01), Cantley
patent: 4766553 (1988-08-01), Kaya et al.
patent: 4781064 (1988-11-01), Yates
patent: 4905511 (1990-03-01), Reinhold
Lall Parshotam S.
Melnick S. A.
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