METHODS AND SYSTEMS TO FACILITATE OVER-SPEED PROTECTION
An over-speed protection system (40) for a gas turbine engine (10) including a rotor (24) is provided. The over-speed protection system includes a fuel throttling/shutoff valve (50) coupled to a fuel supply coupled to the gas turbine engine, a fir st fuel system interface (56) coupled to the fuel th...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | An over-speed protection system (40) for a gas turbine engine (10) including a rotor (24) is provided. The over-speed protection system includes a fuel throttling/shutoff valve (50) coupled to a fuel supply coupled to the gas turbine engine, a fir st fuel system interface (56) coupled to the fuel throttling/shutoff valve, the firs t fuel system interface configured to provide the throttling/shutoff valve with a signal indicative of an over-speed condition, a second fuel system interface (58) serially couple d to the first fuel system interface, the second fuel system interface configured to provide the throttling/shutoff valve with a signal indicative of an over-speed condition , and a control system (100) configured to identify an occurrence of an over-speed condition and to provide the first fuel system interface and the second fuel system interface with a signal corresponding to such an occurrence. |
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