Lee's Friday Quiz

1.What gas do we use in our Gas turbines?
Nitrogen
Natural Gas
Hydrogen
Methane
2.At what temperature does the exhaust gas leave the Gas turbine ?
10,000-10,600C
100C
1000-1300C
850C
3.What type of Gas Turbines do we have?
GE2500-
LM2500+
GE1200
COYB
4.At full speed, what RPM can the LM2500+ achieve?
1,500 rpm
10,000 rpm
6,141 rpm
4800 rpm
5.When fuel is burnt, hydrogen combines with oxygen to form what?
Water
Hydrogen
Gold
Fresh Air
6.How many fuel nozzles does the LM2500+ GT have?
30
1000
22
32
7.What is the typical efficiency of a CCGT plant?
68%
54%
100%
20%
8 .Benefits of GT vs coal, nuclear and heavy oil based power plants?
Cleaner (less mess and solid particles)
Less air pollution
Significantly smaller plants and storage
All of the above
9.The result of burning which element into the atmosphere results in acid rain?
Nitrogen
Sulphur
Carbon
Oxygen
10. How many stages of rotating blades are in the LM2500+ GT?
34
99
123
16
0
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