TRAVIS CANNING
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power engineering 3b2 Quiz on 4.5 Gas Turbine Auxillaries and Operation, created by TRAVIS CANNING on 29/02/2016.

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TRAVIS CANNING
Created by TRAVIS CANNING almost 9 years ago
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4.5 Gas Turbine Auxillaries and Operation

Question 1 of 10

1

The lubrication oil system of a gas turbine must be checked for:
1. Metal particles
2. Water contamination
3. Dirt contamination
4. Leaks

Select one of the following:

  • 1,2,4

  • 1,3,4

  • 2,3,4

  • 1,2,3

  • 1,2,3,4

Explanation

Question 2 of 10

1

Aero-derivative gas turbines normally use _______ bearings:

Select one of the following:

  • Journal

  • Radial tilt-pad

  • Shell

  • Antifriction

  • Air

Explanation

Question 3 of 10

1

Micro-turbines normally use ______ bearings:

Select one of the following:

  • Journal

  • Radial tilt-pad

  • Shell

  • Antifriction

  • Air

Explanation

Question 4 of 10

1

Auxillary systems on gas turbines are needed to:
1. Provide fuel at the proper temperature and pressures
2. Clean and treat fuels
3. Provide hydraulic fluid for bearing lubrication
4. Inject steam to clean the ducts and housing
5. Provide anti-icing

Select one of the following:

  • 1,2,3

  • 2,3,4

  • 3,4,5

  • 1,2,5

  • 2,4,5

Explanation

Question 5 of 10

1

The exhaust of a gas turbine most commonly contains:
1. Nitrogen oxides
2. Sulphur dioxide
3. Particulate matter
4. Carbon monoxide

Select one of the following:

  • 1,2

  • 1,3

  • 2,3,4

  • 1,2,3

  • 1,4

Explanation

Question 6 of 10

1

Gas turbine oil systems consist of these basic components:
1. An oil reservoir to ensue an adequate supply of oil
2. Filters to ensure the oil is clean
3. Pumps to provide pressure
4. Coolers to ensure oil temperatures are kept within operating limits
5. Protective, monitoring and control devices

Select one of the following:

  • 1,2,3

  • 1,2,4

  • 1,3,4,5

  • 2,3,4

  • 1,2,3,4,5

Explanation

Question 7 of 10

1

All piping, fittings and reservoir use _____ to prevent corrosion.

Select one of the following:

  • Stainless steel

  • Brass

  • Aluminum

  • Carbon steel

  • Polycarbonate

Explanation

Question 8 of 10

1

Gas turbine lubricating oil systems provide the basic functions of:
1. Lubricating sliding surfaces in the bearings
2. Sealing out dirt and moisture
3. Cooling the bearings
4. Sealing the gas passages

Select one of the following:

  • 1,2

  • 1,3

  • 1,4

  • 1,2,3

  • 1,2,4

Explanation

Question 9 of 10

1

Exhaust systems are required on Gas turbines to:
1. Allow the installation of silencers
2. Allow the installation of heat recovery equipment
3. Direct the flow to heat recovery systems
4. Minimize power losses
5. protect operators

Select one of the following:

  • 1,3,5

  • 1,2,3

  • 3,4,5

  • 1,4,5

  • 1,3,4

Explanation

Question 10 of 10

1

A mandatory auxillary in a gas turbine installation is a/an:

Select one of the following:

  • Generator

  • Reheater

  • Starting motor

  • Air heater

  • Water pump

Explanation

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