What is difference between rapid combustion and turbulent combustion

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SUMMARY

The discussion clarifies the distinction between rapid combustion and turbulent combustion. Rapid combustion is characterized by the speed at which the flame front propagates through a medium, while turbulent combustion focuses on the dispersion of the flame front due to the motion of the burning medium. It is established that turbulence typically enhances the rate of combustion, and designing a combustion chamber to increase turbulence is often more effective than changing to a faster-burning fuel.

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what is difference between rapid combustion and turbulent combustion
 
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Neither phrase has a really tight and rigorous definition. Where the difference matters, "rapid" combustion generally refers to the rate at the flame front propagates through the medium, "turbulent" combustion refers to how much the flame front is spread by the motion of the burning medium. Turbulence generally makes for more rapid combustion, and often when more rapid combustion is desired it's easier to design the combustion chamber to produce more turbulence than it is to switch to a faster-burning fuel.
 

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