The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 18, 1986
Filed:
Dec. 20, 1984
Applicant:
Inventors:
David F Kenison, Glastonbury, CT (US);
Donald E Sheppard, South Windsor, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C / ; F02C / ;
U.S. Cl.
CPC ...
60 3929 ; 415 27 ;
Abstract
The cessation of stall/surge in the compressor of a twin spool gas turbine engine is detected by comparing by digital electronics the engine's sensed burner pressure with a burner pressure calculated from corrected low pressure compressor speed and sensed airplane Mach number which has been compensated to approximate engine dynamics.