Diesel engines driving alternators operating in parallel must maintain set frequency regardless of load changesThe governor characteristic used to accomplish this is known as ()
相似题目
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A supercharged diesel engine when compared to a similar naturally aspirated diesel engine, will develop an increase in ()
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A two-stroke/cycle diesel engine requires less starting air than a four-stroke/cycle diesel engine, of equal displacement, because the two-stroke/cycle diesel engine()
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Before starting a diesel engine that has an engine driven lube oil pump, the engineer should ().
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An over-speed trip stops a diesel engine when the engine ()
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Diesel engines are considered safer than gasoline engines because().
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Gear-type flexible couplings are often used in diesel engine drive trains because they()
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Immediately after any diesel engine is started, the engineer should check the ()
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Air scavenging of a diesel engine cylinder()
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The term diesel engine scavenging means()
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Overspeed of the diesel engine driving an electric generator could cause().
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Diesel engine mufflers accomplish noise reduction by ()
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The diesel engine is a type of ().
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Critical speed in diesel engines occurs when engine torque pulsations become ()
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If a diesel engine driving a generator turns over freely but fails to fire properly, the cause could be ()
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All diesel engines are classified as().
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Diesel oil may be used to cool () of a diesel engine.
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When used with reversing reduction gears, medium-speed diesel engines should be bolted to their foundations with fitted bolts at the drive end and clearance(loosely fitted) bolts in other locations √This is done to ()
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The majority of medium speed and high speed marine diesel engines for main or auxiliary drive operate on the () cycle.
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Some diesel engines are supercharged with a ()
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"Scavenging" on a diesel engine means ().
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Diesel engine mufflers or silencers reduce the engine exhaust noise by ()
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In a diesel engine, blow-by()
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The overspeeding of the diesel engine driving an electric generator could cause ().
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The marine diesel engine is a type of diesel engine used on shipsThe _____ of its operation is not very difficult to understand.
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