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Engine power
Power is the rate of doing work. When applied to engines, power ratings may be…
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Engine torque
This is the turning-effort about the crankshaft’s axis of rotation and is equal to the…
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Engine-performance terminology
To enable intelligent comparisons to be made between different engines’ ability to pull or operate…
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Crankcase disc-valve and reed-valve inlet charge control
An alternative to the piston-operated crankcase inlet port is to use a disc-valve attached to…
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Reverse-flow (Schnuerle) scavenging
To improve scavenging efficiency, a loop-scavenging system which became known as the reverse-flow or (after…
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Piston-engine cycles of operation
The internal-combustion engine The piston engine is known as an internal-combustion heat-engine. The concept of…
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Future Developments in Automotive Transmission Systems
1. The CVT will gradually replace the conventional automatic transmission due to its high fuel efficiency…
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Continuously Variable Transmissions
CVT is an “infinite speed” transmission which can change steplessly through an infinite number of effective gear ratios between maximum and…
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Sequential Transmission
A sequential transmission is a type of transmission used on motorcycles and high-performance cars for…
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Dual Clutch Transmission
A dual clutch transmission, commonly abbreviated to DCT uses two clutches, but has no clutch…