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Stuck On services Science

  1. Jun 19, 2006 #1

    I am having a lot of trouble with the last 2 questions on my end of year assignment, and i just found this forum and was wondering if anyone could help me

    The questions are:

    With the use of a P-v, Y-s and a P-h diagram respectively, define the important concepts and factors relating :

    i saturated pressure
    ii saturated temperature
    iii enthalpy

    For the evaporation and condensation of water in a steam processing plant and refiderant in a refrigeration plant

    Questions 2

    Define and describe the important properties of air and water vapour mixtures listed below as related to the building services

    i Pressure
    ii Temperature
    iii Volume
    iv Mass for ideal gasses
    v applocation of general gas law
    vi characteristic gas equation
    vii daltons law
    viii evaporation cooling
    ix humidity

    Any help on the above question for be greatly appeciated

    I have been looking around on the web etc and in books but can not find any specific answers to these.

    Thankyou very much
  2. jcsd
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