HVAC learning

Enthalpy and Steam

You want to improve your skills on enthalpy and steam ? This course is for you !

1 STUDENTS ENROLLED
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Description of the training Enthalpy and Steam :

Enthalpy  – Part 1

Objective :
To be able to understand and deal with Enthalpy measurements.

Level : HSC to HND
Authors :
Patrick Delpech, Etienne Hoonakker

Contents :
1) Production of vapour at atmospheric pressure and the notion of enthalpy.
2) Calculating dry air enthalpy
3) Calculating liquid water enthalpy
4) Latent heat of vaporization
5) What is vapour ?
6) Why does water boil at 100 [°C] (212°F) ?
7) Why does water evaporate on contact with the atmosphere ?

Guidance :
The study of this chapter is necessary for those working in the field of vapour installations design and air handling units. Before studying this chapter download and print the PDF exercise book. Prepare your answers before checking the corrections.

Required E-book chapters :
Energy and heat in HVAC – PB to HND levels
Thermal output in HVAC – PB to HND levels

 

 Enthalpy  – Part 2  – Properties of vapour  – HND level

Objective :
To understand the major characteristics of water vapour.

Level : 3
Authors :
Patrick Delpech, Hervé Pasteau

Contents :
1) Enthalpy of water and vapour at less than 100 [°C] (212°F)  – HND level
2) Graphic representation of vapour production at 100 [°C] (212°F)  – HND level
3) Vapour at more than 100 [°C] (212°F) – HND level
4) Graphic representation of vapour production at more than 100 [°C] (212°F) – HND level
5) Vapour tables at more than 100 [°C] (212°F) – HND level
6) Specific volume of vapour – HND level
7) Vapour table – HND level

Guidance :
The study of this chapter is necessary for those working in the design of vapour/steam installations.
Before studying this chapter download and print the PDF exercise. Write down your answers to the exercise before checking the corrections on-line.

Required modules :
Enthalpy – part 1

 

 Enthalpy  – Part 3

Objective :
To be able to calculate heat outputs, flow rates and supply for the production, or the use of, vapour (or steam).

Level : HND
Authors :
Patrick Delpech, Etienne Hoonakker

Contents :

1) Calculating energy quantities – HND level
2) Calculating power – HND level
3) Calculating vapour flow rates – HND level
4) Summary Exercises – HND level
5) Summary exercises (contd.)  – HND level
6) Vapour Table  – HND level

Guidance :

The study of this chapter is necessary for those working in the design of vapour installations.
Before studying this chapter download and print the PDF exercise. Write down your answers to the exercise before checking the corrections on-line.

Required modules :
Enthalpy – part 2 – Properties of vapour

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