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Quiz

Power prep quiz 9

TRAVIS CANNING 12 Fragen

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Fragen in diesem Quiz (12)

  1. 1An essential auxillary in a gas turbine system is
    1. Aregenerator
    2. Bstarting motor
    3. Cintercooler
    4. Dwaste heat boiler
    5. Ecombustor
  2. 2A gas turbine is started in the following sequence of operation
    1. air is heated in the combustor
    2. air is drawn into the compressor
    3. exhaust gases expand through the turbine
    4. air is exhausted to atmosphere or hrsg
    1. A1,2,3,4
    2. B2,1,3,4
    3. C4,2,3,1
    4. D2,4,1,3
    5. E3,1,2,4
  3. 3Air choking in the high pressure end of the compressor is also termed:
    1. Asputtering
    2. Bback-firing
    3. Cchoking
    4. Dsurging
    5. Edead-heading
  4. 4When starting a gas turbine in manual mode, what would be the first step
    1. Astart the starting motor
    2. Bengage the ignitors
    3. Cload the power turbine
    4. Dengage the turning gear
    5. Estart the auxillary systems
  5. 5Water washing and adding chemicals to fuels that contain sodium or vanadium is primarily for
    1. Areducing deposits on turbine blades
    2. Breduce blade erosion
    3. Clower exhaust gas temperatures
    4. Dreduce turbine blade erosion
    5. Elower NOX emmisions
  6. 6Major overhauls are performed on a gas turbine:
    1. Aannualy
    2. Bwhen performance is poor
    3. Cmonthly
    4. Daccording to the manufacturers specifications
    5. Eduring off-peak hours
  7. 7Which of the following components will reduce noise pollution from a gas turbine system:
    1. inlet silencers
    2. exhaust silencers
    3. acoustic insulation
    3. using axial air compressors
    1. A1,2
    2. B2,3,4
    3. C1,2,4
    4. D1,2,3
    5. E1,2,3,4
  8. 8Which interlocks need to be in the start position to start a gas turbine
    1. oil pressure normal
    2. dampers and ducting open
    3. controls circuits energized
    4. governer in start position
    1. A1,2
    2. B2,3,4
    3. C1,2,4
    4. D1,2,3
    5. E1,2,3,4
  9. 9Minor servicing carried out on a gas turbine:
    1. Ais done monthly
    2. Bis done annualy
    3. Cmay only allow some adjusting to the combustor unit
    4. Dwill include power turbine blade replacement
    5. Ewill include compressor balancing and mechanical maintenance
  10. 10when inspecting the flame tube of a gas turbine during a turnaround the operator should check for
    1. Adistortion
    2. Bproper ignition
    3. Cair flow restrictions
    4. Dscaling
    5. Ecorrosion salts

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Beschreibung
power engineering 3b2 Quiz am Power prep quiz 9, erstellt von TRAVIS CANNING am 28/02/2016.
Sprache
English
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9
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