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U.S. Department of Energy
Office of Scientific and Technical Information

Overspeed system redundancy monitor

Patent ·
OSTI ID:5371599
In an overspeed control system for a gas turbine engine, this patent describes a power source; a speed sensing circuit; gating means connected to receive the first speed signals and transmit a second speed proportional thereto only if all of the redundant signals are present; means to generate a signal indicative of a predetermined overspeed condition; dual comparison circuits, actuating means; and a monitor for checking the proper functioning of the overspeed control system during normal operation of the gas turbine engine.
Assignee:
Avco Corp., Stratford, CT
Patent Number(s):
US 4712372
OSTI ID:
5371599
Country of Publication:
United States
Language:
English