vbs Flashcards

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1
Q

Percentage of Frictional losses in good engine

A

No more than 80%

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2
Q

Frictional losses ဘယ္မွာျဖစ္?

A

Cylinder rings

Main bearing

Cam shaft bearing

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3
Q

Pumping losses ဘယ္မွာျဖစ္?

A

Intake and exhaust processes

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4
Q

Power losses to drive components to charge

Scavenging

A

In four stroke …. turbocharged

In two stroke scavenging pump

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5
Q

Power losses to drive to drive other auxiliary components

A
Wate pump
Lubrication oil pump
Fuel pump
Cooling  fan ect
....
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