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WorksheetsEngine turbo 5
Total questions: 6
Worksheet time: 8mins
Why do we fit a Dump Valve?
To release excess pressure from the engine
To increase fuel efficiency
To reduce engine noise
To improve vehicle aerodynamics
What are the advantages of a Twin Scroll Turbocharger?
Improved throttle response and reduced turbo lag
Increased engine weight and complexity
Higher fuel consumption
Reduced engine power output
Why do we need a Charged air cooler?
To reduce the engine temperture
To reduce the air temperture
To Increase the air temperture
To storage the charged air until its required
The (a) Is spun by the (b) , which in turn through the shaft spins the (c) which, compresses the (d) .
The (a) of the (b) is determined by the (c) spining the (d) .
Advantages and disadvantages of single scroll and twin scroll turbos
Simpler
Cheaper
More compact
Better at higher RPM
Uses only the thermal and kinetic energy
Poor at low RPM
Generally less efficient
Uses thermal, kinetic and exhaust pilse energy
More efficient
Better at Low RPM
Poor at higer RPM
More expensive
More complex
