CHAPTER4B

CHAPTER4B
28問 • 2年前
  • Dorian Pinuellas
  • 通報

    問題一覧

  • 1

    Typically, a turbine engine _______ (does or does not) have a TBO rating like a reciprocating engine.

    does not

  • 2

    The most common damage to a compressor is from _______.

    fod

  • 3

    What do the initials QECA stand for?

    quick engine change assembly

  • 4

    The overhaul of an engine module is considered to be a _______ (major or minor) repair.

    major

  • 5

    Properly cleaned bearings should be dried with a lint-free cloth or allowed to _______dry.

    air

  • 6

    Minor damage to engine compressor and fan blades _______ (are or are not) repairable.

    are

  • 7

    A partially clogged fuel nozzle causes a condition known as _______ _______.

    hot streaking

  • 8

    Stress rupture cracks in a turbine blade appear __________ (at right angles to, along) the blade length.

    at right angles to

  • 9

    Primary creep occurs on a turbine blade __________(slowly, during the first run, after 100 hours operation).

    during the first run

  • 10

    The most common dye penetrant for daylight use is colored _______ (red, green, orange).

    red

  • 11

    If a blade having a higher or lower moment weight must be used for replacement, a turbine wheel with an even number of blabes will take at least _______ blades, while a turbine wheel with an odd number of blades will require at least _______ blades.

    two, three

  • 12

    Stress rupture cracks on a turbine engine normally run __________ (perpendicular or parallel) to the length of the blade.

    perpendicular

  • 13

    Stress rupture cracks and rippling of the trailing edge of turbine blades are usually caused by excessive __________.

    temperature

  • 14

    Blade _______ (creep or untwist) occurs in both turbine blades and turbine vanes as a result of excessive gas loads on their surfaces.

    untwist

  • 15

    Blade _______ (creep or untwist) is a term used to describe the permanent elongation of turbine blades.

    creep

  • 16

    A common graphite lead pencil _______ (is or is not) an acceptable marking device for hot section components.

    is not

  • 17

    Plasma coating is primarily used to build up parts to their _______ diminsions.

    original

  • 18

    Compressor blade to engine housing clearances are normally measured with a _______ _______.

    thickness gauge

  • 19

    After a combustion liner has been repaired by welding, it must be _______ _______ to relieve built-up stresses.

    heat treated

  • 20

    Turbine blade ____________________ (cracking or erosion) is the result of the wearing away of metal, either from the gas flow across the surface or the impingement of impurities in the gases on internal components.

    erosion

  • 21

    If a turbine blade is replaced, the new blade must have a _______ _______ that is equal to the old blade.

    moment weight

  • 22

    After installing a turbine engine in a helicopter, it may be necessary to check the alignment of the engine to the _________.

    transmission

  • 23

    When properly adjusted, engine controls will have a small amount of _______ __________ at each end of their travel.

    spring back

  • 24

    The term __________ refers to adjustments that are made to a turbine engine fuel control.

    trimming

  • 25

    When is it usually necessary to trim a turbine engine fuel control? a. __________ b. __________ c. __________

    engine change, fuel control change, when the engine is not developing full thrust

  • 26

    Trim adjustments generally include only the _______ and the __________ speed of the turbine engine.

    max, idle

  • 27

    Substances that can absorb moisture from the atmosphere are referred to as ____________________.

    desiccants

  • 28

    Trimming a turbine engine fuel control allows it to produce _______ _______ _______.

    maximum rated thrust

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    CHAPTER7B (PART 1)

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    18問 • 1年前
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    18問 • 1年前
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    CHAPTER 7C

    CHAPTER 7C

    Dorian Pinuellas · 15問 · 1年前

    CHAPTER 7C

    CHAPTER 7C

    15問 • 1年前
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    問題一覧

  • 1

    Typically, a turbine engine _______ (does or does not) have a TBO rating like a reciprocating engine.

    does not

  • 2

    The most common damage to a compressor is from _______.

    fod

  • 3

    What do the initials QECA stand for?

    quick engine change assembly

  • 4

    The overhaul of an engine module is considered to be a _______ (major or minor) repair.

    major

  • 5

    Properly cleaned bearings should be dried with a lint-free cloth or allowed to _______dry.

    air

  • 6

    Minor damage to engine compressor and fan blades _______ (are or are not) repairable.

    are

  • 7

    A partially clogged fuel nozzle causes a condition known as _______ _______.

    hot streaking

  • 8

    Stress rupture cracks in a turbine blade appear __________ (at right angles to, along) the blade length.

    at right angles to

  • 9

    Primary creep occurs on a turbine blade __________(slowly, during the first run, after 100 hours operation).

    during the first run

  • 10

    The most common dye penetrant for daylight use is colored _______ (red, green, orange).

    red

  • 11

    If a blade having a higher or lower moment weight must be used for replacement, a turbine wheel with an even number of blabes will take at least _______ blades, while a turbine wheel with an odd number of blades will require at least _______ blades.

    two, three

  • 12

    Stress rupture cracks on a turbine engine normally run __________ (perpendicular or parallel) to the length of the blade.

    perpendicular

  • 13

    Stress rupture cracks and rippling of the trailing edge of turbine blades are usually caused by excessive __________.

    temperature

  • 14

    Blade _______ (creep or untwist) occurs in both turbine blades and turbine vanes as a result of excessive gas loads on their surfaces.

    untwist

  • 15

    Blade _______ (creep or untwist) is a term used to describe the permanent elongation of turbine blades.

    creep

  • 16

    A common graphite lead pencil _______ (is or is not) an acceptable marking device for hot section components.

    is not

  • 17

    Plasma coating is primarily used to build up parts to their _______ diminsions.

    original

  • 18

    Compressor blade to engine housing clearances are normally measured with a _______ _______.

    thickness gauge

  • 19

    After a combustion liner has been repaired by welding, it must be _______ _______ to relieve built-up stresses.

    heat treated

  • 20

    Turbine blade ____________________ (cracking or erosion) is the result of the wearing away of metal, either from the gas flow across the surface or the impingement of impurities in the gases on internal components.

    erosion

  • 21

    If a turbine blade is replaced, the new blade must have a _______ _______ that is equal to the old blade.

    moment weight

  • 22

    After installing a turbine engine in a helicopter, it may be necessary to check the alignment of the engine to the _________.

    transmission

  • 23

    When properly adjusted, engine controls will have a small amount of _______ __________ at each end of their travel.

    spring back

  • 24

    The term __________ refers to adjustments that are made to a turbine engine fuel control.

    trimming

  • 25

    When is it usually necessary to trim a turbine engine fuel control? a. __________ b. __________ c. __________

    engine change, fuel control change, when the engine is not developing full thrust

  • 26

    Trim adjustments generally include only the _______ and the __________ speed of the turbine engine.

    max, idle

  • 27

    Substances that can absorb moisture from the atmosphere are referred to as ____________________.

    desiccants

  • 28

    Trimming a turbine engine fuel control allows it to produce _______ _______ _______.

    maximum rated thrust