Term
what is the purpose of a fuel metering system |
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Definition
to deliver the correct mixture of fuel and air |
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Term
what unit of a float type carb is used to lean the mixture when the density of the air changes |
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Definition
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Term
which unit in a float type carburetor controls the power output by controlling airflow |
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Definition
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Term
how is fuel supplied to an engine equipped with a float type carb during an idle condition |
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Definition
by means of idleing system |
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Term
how is fueled supplied to an engine during rapid acceleration |
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Definition
by the acceleration system |
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Term
what is the purpose of an idle cut off system on a float type carb |
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Definition
to shut off fuel flow to stop the engine |
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Term
what are advantages of a direct fuel injection system over a carb |
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Definition
less danger of carb ice, better acceleration, improved fuel distribution |
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Term
what parameters are normally sensed by a turbine engine fuel control |
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Definition
power lever angle, compressor inlet total temperature, compresser rpm, burner pressure. |
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Term
what are two types of fuel controls for turbine engines |
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Definition
supervisory electronic engine control and full authority digital electronic control |
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Term
does a turbine engine controlled by a fadec require manuel trimming |
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Definition
no this is done by the fadec |
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Term
when should a turbine retrimmed |
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Definition
anytime there is a decrease in engine thrust, or after maintenance action |
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Term
where should ambient temperature be measured when trimming a turbine engine. |
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Definition
in a shaded area near the inlet if possible. |
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