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BOILER
11問 • 1年前
  • James Paul Concepcion
  • 通報

    問題一覧

  • 1

    The heating surface area of water tube boiler is 200 m². what is the equivalent rated boiler horsepower?

    D. 219.78 Hp

  • 2

    The rated boiler horsepower of a fire tube is 500 Hp. What is the heating surface area of the boiler.

    A. 500m²

  • 3

    A water tube boiler has a heating surface area of 500 m² For a developed boiler hp of 825. Determine the the boiler

    C. 150.15%

  • 4

    The factor of evaporation of a boiler is 11 and a steam rate of 0.79 kg/sec. What is the developed boller horsepower?

    B. 200

  • 5

    The percent rating of water tube boiler is 200%, factor of evaporation of 1.08 and heating surface area is 256 m². Find the rate of evaporation.

    A. 8,153.02 kg/hr

  • 6

    The actual specific evaporation of a certain boiler is 10. Factor of evaporation is 1.05. If the heating value of fuel is KJ/kg, find the boiler efficiency.

    D. 79%

  • 7

    The ASME evaporation units of a boiler is 24,827,000 KJ/hr. The boiler auxiliaries consumes 1.5 MW. Wha efficiency if the heat generated by the fuel is 30,000 KJ/hr?

    A. 64.75%

  • 8

    Boiler 00 kg of coal supplied two bollers. One has a capacity of 150 kg/hr. How many days to consume the other boiler consumes 200 kg/hr

    D. 12 days

  • 9

    Two boilers are operating steadily on 91,000 kg of coal contained in a bunker. One boiler is producing 1591 kg of steam per hour at 1.2 factor of evaporation and an efficiency of 65% and another boiler produces 1364 kg of steam per hour at 1.15 factor of evaporation and an efficiency of 60%. How many hours will the coal in the bunker run the boilers if the heating value of coal is 7590 Kcal/kg?

    C. 230.8 hrs

  • 10

    A boiler operating at 11 kg/cm³ is required to generate maximum heating value ler at 80°C. The fumace is designed to generate a minimum of 50,000 kg/hr to fire coal at an average rate kg/hr of saturated steam. Feed water enters the boiler bonimum heatine alue of local coal that could be used in crate rain 4,800 kg and bol of required steam boiler is 85% Compute the minimum heating value of local coal that could be used in order to be used to ensure the generation of required steam.

    B. 29,977

  • 11

    A boiler operating at 11 kg/cm² is required to generate a minimum of 50,000 kg/hr of saturated steam. Feed water enters the boiler at 80°C The furnace is

    A. 3462.56 hp

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    問題一覧

  • 1

    The heating surface area of water tube boiler is 200 m². what is the equivalent rated boiler horsepower?

    D. 219.78 Hp

  • 2

    The rated boiler horsepower of a fire tube is 500 Hp. What is the heating surface area of the boiler.

    A. 500m²

  • 3

    A water tube boiler has a heating surface area of 500 m² For a developed boiler hp of 825. Determine the the boiler

    C. 150.15%

  • 4

    The factor of evaporation of a boiler is 11 and a steam rate of 0.79 kg/sec. What is the developed boller horsepower?

    B. 200

  • 5

    The percent rating of water tube boiler is 200%, factor of evaporation of 1.08 and heating surface area is 256 m². Find the rate of evaporation.

    A. 8,153.02 kg/hr

  • 6

    The actual specific evaporation of a certain boiler is 10. Factor of evaporation is 1.05. If the heating value of fuel is KJ/kg, find the boiler efficiency.

    D. 79%

  • 7

    The ASME evaporation units of a boiler is 24,827,000 KJ/hr. The boiler auxiliaries consumes 1.5 MW. Wha efficiency if the heat generated by the fuel is 30,000 KJ/hr?

    A. 64.75%

  • 8

    Boiler 00 kg of coal supplied two bollers. One has a capacity of 150 kg/hr. How many days to consume the other boiler consumes 200 kg/hr

    D. 12 days

  • 9

    Two boilers are operating steadily on 91,000 kg of coal contained in a bunker. One boiler is producing 1591 kg of steam per hour at 1.2 factor of evaporation and an efficiency of 65% and another boiler produces 1364 kg of steam per hour at 1.15 factor of evaporation and an efficiency of 60%. How many hours will the coal in the bunker run the boilers if the heating value of coal is 7590 Kcal/kg?

    C. 230.8 hrs

  • 10

    A boiler operating at 11 kg/cm³ is required to generate maximum heating value ler at 80°C. The fumace is designed to generate a minimum of 50,000 kg/hr to fire coal at an average rate kg/hr of saturated steam. Feed water enters the boiler bonimum heatine alue of local coal that could be used in crate rain 4,800 kg and bol of required steam boiler is 85% Compute the minimum heating value of local coal that could be used in order to be used to ensure the generation of required steam.

    B. 29,977

  • 11

    A boiler operating at 11 kg/cm² is required to generate a minimum of 50,000 kg/hr of saturated steam. Feed water enters the boiler at 80°C The furnace is

    A. 3462.56 hp