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Quiz

Chapter 3 - Steam Heating Systems

Ne Bar 11 perguntas 5,0 (1 avaliação)

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Perguntas do quiz (11)

  1. 1In a gravity return system, the boiler should be placed
    1. Awell below the lowest radiator
    2. Bwell below the highest radiator
    3. Cat the same level as the radiators
  2. 2The pressure balancing device that prevents the boiler pressure from forcing he water in the boiler into the return line is called a
    1. AHartford loop
    2. BPressure equalizer
    3. CPressure control valve
  3. 3When starting up a steam heating boiler it should be filled to:
    1. A1/2 of a gage glass
    2. B1/4 of a gage glass
    3. C3/4 of a gage glass
  4. 4If the water level falls too low during operation of a steam heating boiler the operator should
    1. Ashut the boiler down
    2. Badd more water immediately
    3. Clower the flame and add water to bring it up to a safe level
  5. 5The Hartford Loop prevents the water in the boiler from

    1. Adropping below a safe level
    2. Bcontamination by impurities in the returning condensate
    3. Cexceeding the highest safe level
  6. 6This steam piping arrangement was also one of the first heating system to be developed.
    1. Aone-pipe gravity return system
    2. BHartford loop
    3. Ctwo-pipe gravity steam system with steam traps
  7. 7Slow or insufficient heat throughout a building heated by steam can be caused by:

    1. Atoo low a firing rate
    2. Bair leaks
    3. Coversized piping
  8. 8The piping and heating units of a steam heating system must be so arranged that:

    1. Asteam can flow freely to all heating units
    2. Bthe condensate can flow freely to the heating units
    3. Cthe air can be kept at the top of the heating units
  9. 9Which of the following would you expect to find in a steam heating system?

    1. convectors
    2. return traps
    3. condensate tank
    4. cushion tank


    A) 1, 2, 3
    B)2, 3, 4
    C)1, 2, 4
    D)1, 3, 4
    E) 1, 2, 3, 4
    1. AA
    2. BB
    3. CC
    4. DD
    5. EE
  10. 10Identify from the following list, which systems are a piping arrangements for steam heating systems.



    1. Hartford Loop

    2. Two-pipe with variable vacuum system

    3. One-pipe gravity system

    4. Two-pipe return trap system

    A) 1, 2, 3, 4
    B) 1, 2, 3
    C) 2, 3, 4
    D) 1, 3, 4
    E) 1, 2, 4
    1. AA
    2. BB
    3. CC
    4. DD
    5. EE

Informações

Descrição
Standard Piping & Equipment for Steam Heating Systems Operation & Maintenance
Autor
Ne Bar
Idioma
English
Visualizações
66
Avaliação
5,0 de 5 · 1 avaliação
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