Turbulence of the compressed air charge in a...

Question 1 / 270705eccefa1bacbc34ba4d474ef

Question 1 of 270705eccefa1bacbc34ba4d474ef

Turbulence of the compressed air charge in a diesel engine cylinder increases __________.

Question 1 of 27070

Turbulence of the compressed air charge in a diesel engine cylinder increases __________.

🔍 Key Concepts

• Diesel engine combustion process in the cylinder • Role of air motion/turbulence in mixing fuel and air • Effects of turbulence on pressure, timing, and mixture quality

💭 Think About

• Think about what the fuel needs in order to burn more completely and quickly once it is injected into the hot compressed air. • Does more turbulence inside the cylinder mainly change when ignition starts, how well the fuel and air mix, or the maximum pressure reached? • Consider which option would most likely improve performance and reduce smoke or unburned fuel.

✅ Before You Answer

• Which choice is directly related to how well the fuel and air are mixed? • Which options are more about timing (when ignition starts) or forces on parts rather than mixture quality? • Ask yourself: if turbulence increases, would it necessarily raise compression pressure, or is compression pressure mostly set by compression ratio and inlet conditions?

Question 1 of 27070

Turbulence of the compressed air charge in a diesel engine cylinder increases __________.

ignition lag

piston side thrust

the efficiency of fuel combustion

compression pressure

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