#1 Diesel Engines Intro

The intake stroke is followed by the power stroke.

• True

• False

Diesel fuel is ignited by glow plugs.

• True

• False

Fuel burned creates expanding energy which is then converted to mechanical energy ?

• False

• True

What stroke is being represented by the image?

The piston is traveling down and both valves are closed.

• Intake

• Compression

• Power

• Exhaust

What stroke is being represented by the image?

The piston is traveling up and both valves are closed.

• Intake

• Compression

• Power

• Exhaust

What stroke is being represented by the image?

The piston is traveling down and the intake valve is open.

• Intake

• Compression

• Power

• Exhaust

What stroke is being represented by the image?

The piston is traveling up and the exhaust valve is open.

• Intake

• Compression

• Power

• Exhaust

Diesel engines inject fuel during the intake stroke to achieve a better air/fuel mixture.

• True

• False

What is the main difference between spark and compression ignition?

• How the fuel is ignited (spark plug vs. no spark plug)

• Speed of operation

• Use

• Size

Top Dead Center (TDC) Refers to when the piston is at its most upward travel.

• True

• False