Podcast
Questions and Answers
What was the primary reason for the failure of many early internal combustion engine designs?
What was the primary reason for the failure of many early internal combustion engine designs?
- Insufficient air/fuel mixture compression
- Inadequate cylinder wall cooling during continuous operation (correct)
- Poor thermal efficiency due to inefficient spark ignition
- Lack of utilization of wasted energy in exhaust heat
Which of the following fundamental ideas for internal combustion engines is NOT related to diesel engine operation?
Which of the following fundamental ideas for internal combustion engines is NOT related to diesel engine operation?
- Utilization of wasted energy in exhaust heat
- Compression of air before ignition
- Electric spark ignition (correct)
- Self-ignition of fuel in highly compressed air
Who developed the first commercial electric spark ignited internal combustion engine?
Who developed the first commercial electric spark ignited internal combustion engine?
- Sadi Carnot
- Unknown inventor
- Robert Street
- Lenoir (correct)
What was the primary limitation of Lenoir's internal combustion engine?
What was the primary limitation of Lenoir's internal combustion engine?
How many years passed before a useable internal combustion engine was developed and built for use in industry after Robert Street's working model?
How many years passed before a useable internal combustion engine was developed and built for use in industry after Robert Street's working model?
What was the significant contribution of Sadi Carnot to the development of internal combustion engines?
What was the significant contribution of Sadi Carnot to the development of internal combustion engines?
What is the name of the person who suggested several ideas for improving engine efficiency and defined the four-stroke cycle in 1862?
What is the name of the person who suggested several ideas for improving engine efficiency and defined the four-stroke cycle in 1862?
In what year was the first engine designed on the two-stroke principle built?
In what year was the first engine designed on the two-stroke principle built?
Who is credited with being the originator of the diesel engine?
Who is credited with being the originator of the diesel engine?
What was the fuel used by Rudolf Diesel in his 1899 experiment?
What was the fuel used by Rudolf Diesel in his 1899 experiment?
In what year did diesel engines come into wide practical use in Europe?
In what year did diesel engines come into wide practical use in Europe?
What was the innovation introduced by Prosper L’Orange in 1909?
What was the innovation introduced by Prosper L’Orange in 1909?
In what year did the U.S. diesel industry begin?
In what year did the U.S. diesel industry begin?
What was the significant development introduced by Detroit Diesel in 1986?
What was the significant development introduced by Detroit Diesel in 1986?
What was the significant regulation introduced in 2007?
What was the significant regulation introduced in 2007?
What was the target reduction in NOx levels by 2010?
What was the target reduction in NOx levels by 2010?
