Podcast
Questions and Answers
Match the following terms with their corresponding definitions:
Match the following terms with their corresponding definitions:
Dual-fuel combustion = A strategy to improve thermal efficiencies of internal combustion engines and reduce emissions Compression ignition engines = Engines that utilize dual-fuel combustion to promote the use of more available gaseous fuels or advanced combustion modes Spark-ignited engines = Engines that implement a dual-fuel combustion strategy to avoid engine knock Engine knock = A condition in engines caused by the air-fuel mixture in the cylinder detonating in more than once place at a time
Match the following benefits of implementing dual-fuel injection technologies with their descriptions:
Match the following benefits of implementing dual-fuel injection technologies with their descriptions:
Improved control of combustion timing = Achieved by varying the proportion of two simultaneously injected fuels Use of advanced combustion modes at high load = Possible because the two injected fuels ignite in succession reducing high peak pressures
Match the following engine types with their use of dual-fuel combustion:
Match the following engine types with their use of dual-fuel combustion:
Compression ignition engines = Promote the use of more readily available gaseous fuels or more efficient, advanced combustion modes Spark-ignited engines = Use dual-fuel combustion as an alternative approach to avoid engine knock
Match the following features of dual-fuel combustion with their effects:
Match the following features of dual-fuel combustion with their effects:
Match the following characteristics of engines with their descriptions:
Match the following characteristics of engines with their descriptions:
Which type of engines utilize dual-fuel combustion to promote the use of more readily available gaseous fuels or more efficient, advanced combustion modes?
Which type of engines utilize dual-fuel combustion to promote the use of more readily available gaseous fuels or more efficient, advanced combustion modes?
What is one of the benefits of implementing dual-fuel injection technologies on compression ignition (CI) engines?
What is one of the benefits of implementing dual-fuel injection technologies on compression ignition (CI) engines?
What is one of the benefits of implementing dual-fuel injection technologies on spark-ignited (SI) engines?
What is one of the benefits of implementing dual-fuel injection technologies on spark-ignited (SI) engines?
What does the simultaneous injection of a low knock resistance fuel and a high knock resistance fuel in a dual-fuel spark-ignited (SI) engine help to prevent?
What does the simultaneous injection of a low knock resistance fuel and a high knock resistance fuel in a dual-fuel spark-ignited (SI) engine help to prevent?
In which type of engines can dual-fuel combustion be used to allow for the use of more advanced combustion modes at high load?
In which type of engines can dual-fuel combustion be used to allow for the use of more advanced combustion modes at high load?
