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Q: Why compression ratio in gasoline direct injection not as high as diesel?
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Related questions

What is gdi?

Gasoline Direct Injection


Why does diesel engine vibrates more than the gasoline engine?

Diesel engines vibrates more than a petrol engine due to 1. High compression ratio 2. More ignition timing advance 3. Incorrect valve timing 4.Incorrect combustion chamber 5. Direct injection of diesel on the piston crown 6.Inline Fuel injection pump 7. Type of injectors used and their opening pressure


What does GDI mean on KIAs?

Gasoline direct injection


Gdi stand for on a car?

Gasoline Direct Injection


Brief idea about mpfi crdi?

MPFI is Multi-Point Fuel Injection, which is the fuel system used with gasoline engines. CRDI is Common Rail Direct Injection, which is the fuel system used in diesel engines.


What does tddi mean?

Turbo diesel direct injection


What is fullform of ddis?

Direct Diesel Injection System


What does TDI means in cars?

Turbo Diesel Injection. NO! it means TURBO DIRECT INJECTION.


What does TDI means on a car?

Turbo Direct Injection. Usually on diesel powered vehicles.


Disadvantages of direct fuel injection gasoline engine?

Complexity and expense


Who is the first to discover the first diesoline engine?

Rudolf Diesel invented the Isobaric Compression engine in 1892, however Herbet Akroyd Stuart did patent a direct injection design two years earlier which was later termed a 'semi-diesel'


How does a direct injection systems work?

Direct injection works somewhat similar to regular fuel injection, but at a MUCH higher PSI. say a non-direct injection car's fuel pressure is anywhere from 40-60SPI, a direct injection fuel pressure runs in the couple of thousands of PSI for gasoline and up to and more than 20,000 PSI for diesel direct injection.the other difference is instead of the injector spraying the fuel into the intake manifold runner (where it has to travel a short distance to the combustion chamber, some fuel doesn't stay as a fine mist, it will stick to the wall of the runner and bead up, like rain on a window) direct injection sprays, you guessed it, DIRECTLY into the combustion chamber. it gives a good boost to compression, which gives you more power and better efficiency