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power prep quiz 12

TRAVIS CANNING 15 preguntas

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Preguntas del test (15)

  1. 1Cogeneration is
    1. Atwo methods to produce electrical power energy from a single fuel source
    2. Busing one energy source to produce two or more forms of output energy
    3. Ccombining two prime movers such as a gas turbine and diesel generator in one plant system
    4. Dall needs are met by one energy source such as power generation, heating, air-conditioning
    5. Ehaving two or more separate electricity generators in parallel on the same grid
  2. 2A combined steam and gas turbine arrangement can be termed:
    1. Aan ideal system
    2. Ba cogeneration system
    3. Ca once through system
    4. Dideal relative to system efficiency
    5. Ea high capacity system
  3. 3A cogeneration plant could consist of:
    1. diesel engine with attached waste heat boiler
    2. gas turbine using a boiler as the combustor
    3. steam turbine exhausting to a process steam header
    4. gas boiler using the exhaust gas from a gas turbine as combustion air
    1. A1,2
    2. B1,2,3
    3. C2,3,4
    4. D1,3,4
    5. E1,2,3,4
  4. 4The main advantage of cogeneration is to
    1. Areduce total energy costs
    2. Breduce the number of operators required to operate the plant
    3. Cquicker start up times as compared to conventional coal fired power plants
    4. Dless environmental impact
    5. Eall of the above
  5. 5Topping cycle cogeneration is where
    1. Athe fuel supplied is first utilized for a process due to the high thermal energy and the waste heat is utilized in a HRSG
    2. Bthe energy supplied to the electrical power grid is only operated during peak demand periods
    3. Cthe fuel supplied will first produce electrical power and the heat energy liberated is the byproduct
    4. Dall of the above
    5. Enone of the above
  6. 6Control strategies in a cogeneration system are dependant upon
    1. Atype of available fuel
    2. Bbase load operation
    3. Cpeak load demands
    4. Dtype of facility
    5. Eenvironmental impact
  7. 7Control strategies used with cogeneration systems are:
    1. thermal load
    2. electrical load
    3. environmental impact
    4. duct burner and diverter
    5. process demand
    6. thermal efficiency
    1. A1,2,3
    2. B4,5,6
    3. C1,2,4
    4. D2,4,5
    5. E1,2,3,4,5,6
  8. 8Cogeneration systems may include:
    1. gas turbines
    2. internal combustion engines
    3. waste heat
    4. steam turbines
    1. A1,2
    2. B3,4
    3. C1,2,3
    4. D2,3,4
    5. E1,2,3,4
  9. 9The advantages of cogeneration at both the micro and macro levels include
    1. wide range of configurations are possible
    2. on site electricity
    3. quick start-up times
    4. pollution free fuel
    1. A1,2
    2. B3,4
    3. C1,2,3
    4. D2,3,4
    5. E1,2,3,4
  10. 10The pollutants emitted form a cogeneration plant may include:
    1. carbon monoxide
    2. carbon dioxide
    3. NOX
    4. water
    5. ammonia
    6. sulphur dioxide
    1. A1,2,3
    2. B4,5,6
    3. C1,2,3,6
    4. D2,3,6
    5. E1,2,3,4,5,6

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Descripción
power engineering 3b2 Test sobre power prep quiz 12, creado por TRAVIS CANNING el 28/02/2016.
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