Book 2: 7-33 - "Internal Combustion (IC) Engine Gen-Sets" Flashcards
The facilities alternator output must be the same as that of the utilities system relative to which of the following:
Select one:
A. The amperage on each must be the same
B. The resistance on each must be the same
C. The voltage on each must be the same
D. The wattage on each must be the same
E. The impedance on each must be the same
C. The voltage on each must be the same
An electric starter rotates an internal combustion engine via a ring gear on the _________ .
Select one:
A. Governor
B. Driveshaft
C. Reducing gear
D. Crankshaft
E. flywheel
E. Flywheel
The facilities alternator output must be the same as that of the utilities system relative to which of the following:
Select one:
A. The impedance on each must be the same
B. The resistance on each must be the same
C. The frequencies must be the same
D. The wattage on each must be the same
E. The amperage on each must be the same
C. The frequencies must be the same
Larger engines incorporate a system whereby compressed air is directed _____ in order to cause engine rotation.
Select one:
A. To the motor crank
B. On to the fly wheel
C. To the turbine
D. To the starter motor
E. Onto the top of the pistons
E. Onto the top of the pistons
Proper routine pre-start and operational checks may include all of the following except the:
Select one:
A. Cooling system
B. Start-up energy used
C. Atmospheric weather conditions
D. Machine exhaust temperatures
E. Lubrication system
C. Atmospheric weather conditions
The normal supply pressure of the compressed air used for starting the engine is at about:
Select one:
A. 2500 kPa (362.6 psi)
B. 1500 kPa (217.5 psi)
C. 2000 kPa (290.1 psi)
D. 1250 kPa (181.3 psi)
E. 3000 kPa (435.1 psi)
C. 2000 kPa (290.1 psi)
Which of the following is not a starting method for IC Gen-sets?
Select one:
A. Manual Crank
B. Compressed Air Starting Motor
C. Electric
D. Coompressed Air to Cylinder Starting
A. Manual Crank
An electric starter motor on an internal combustion engine is usually supplied with _____ volt DC power.
Select one:
A. 12
B. 6
C. 24
D. 110
E. 32
A. 12
If compressed air is used to start an IC gen-set, the ___________ is a critical issue.
Select one:
A. Cylinder Pressure
B. Shaft Temperature
C. Speed of Rotation
D. The Battery Voltage
A. Cylinder Pressure
Temperatures are very important, and sometimes the cooling system includes a _____ which has pressures associated with it.
Select one:
A. Temperature gauge
B. Circulating pump
C. Air cooler
D. Cooling tower
E. Water cooler
B. Circulating pump
The normal supply pressure of the compressed air used for starting the engine is at about:
Select one:
A. 3000 kPa (435.1 psi)
B. 1250 kPa (181.3 psi)
C. 1500 kPa (217.5 psi)
D. 2500 kPa (362.6 psi)
E. 2000 kPa (290.1 psi)
E. 2000 kPa (290.1 psi)
If compressed air is used to start an IC gen-set, the ___________ is a critical issue.
Select one:
A. Cylinder Pressure
B. Shaft Temperature
C. The Battery Voltage
D. Speed of Rotation
A. Cylinder Pressure
The facilities alternator output must be the same as that of the utilities system relative to which of the following:
Select one:
A. The wattage on each must be the same
B. The impedance on each must be the same
C. The amperage on each must be the same
D. The voltage on each must be the same
E. The resistance on each must be the same
D. The voltage on each must be the same
An electric starter motor on an internal combustion engine is usually supplied with _____ volt DC power.
Select one:
A. 110
B. 6
C. 32
D. 12
E. 24
D. 12
Proper routine pre-start and operational checks may include all of the following except the:
Select one:
A. Lubrication system
B. Atmospheric weather conditions
C. Start-up energy used
D. Machine exhaust temperatures
E. Cooling system
B. Atmospheric weather conditions
