A two-stroke diesel engine exhaust temperature will be lower than a four-stroke diesel engine of the same displacement because the () (1) MEP is lower and the scavenging air is cooling the exhaust gases (2) valve overlap in a four-stroke
相似题目
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In the cylinder head of a two-stroke/cycle diesel engine, valves are used for()
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Which of the following statements is true regarding the installation of piston rings on two-stroke/cycle, diesel engines as compared to four-stroke/cycle, diesel engines?()
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What color exhaust will be exhibited when a slow speed two-stroke/cycle main propulsion diesel engine, designed to operate on light and heavy fuel oil, is operated on insufficiently preheated heavy fuel oil?()
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A possible cause for an individual piston to knock when at TDC on a slow-speed, two-stroke/cycle main propulsion diesel engine could be due to ()
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A six-cylinder, two-stroke/cycle diesel engine is fitted with a rotary distributing air starting systemThe speed of the rotating distributor disc is ()
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The process of scavenging a two-stroke/cycle diesel engine serves to()
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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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One of the differences between a two-stroke engine and a four-stroke engine is,()
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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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Exhaust gases are generally removed from the cylinders of a two-stroke/cycle diesel engine by()
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Compared to four-stroke/cycle engines, two-stroke/cycle diesel engines have the disadvantage of ()
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In a single acting, two-stroke/cycle, diesel generator engine, the power impulse in an individual cylinder occurs ()
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The exhaust gases in a supercharged two-stroke/cycle diesel engine are expelled from the cylinder by ()
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A two-stroke diesel engine exhaust temperature will be lower than a four-stroke diesel engine of the same displacement because the () (1) scavenging air is cooling the exhaust gases (2) exhaust cycle time is longer
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The two strokes of a two-stroke/cycle diesel engine are ()
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If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two-stroke/cycle diesel engine will develop approximately()
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Large, two-stroke/cycle, main propulsion, diesel engine cylinders can be successfully pressure charged during normal operation, by using the ().
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Proper lubrication of the main bearing is more easily obtained in a single acting four-stroke/cycle diesel engine than in a single acting two-stroke/cycle diesel engine because ()
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When inspecting piston rings through the ports of a two-stroke/cycle diesel engine, black areas on the sealing surfaces are the result of ()
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A large two-stroke/cycle direct reversing diesel engine is to be reversedPrior to the admission of starting air you must ()
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Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?()
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In a two-stroke/cycle diesel engine, the exhaust gases are expelled from the cylinder by the()
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In order to keep excess oil from the intake ports in two-stroke/cycle diesel engines, ________.
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