6 ENERGY MODULE Unit 6.1 Basic principles and fluids Heat Energy transfer by heating: radiation Energy transfer by heating: conduction and convection Condensation and vaporisation Fluids Hydrostatic pressure and vapour pressure Hydraulics: Pascal and Bernoulli Buoyancy and Archimedes' principle Unit 6.2 Water supply Classification of water Water contamination and pollution Residential water supply Materials used in water supply pipes DWV systems Domestic hot water supply Unit 6.3 Heating and cooling systems Heating and heat pumps Heating systems Boilers Cooling systems AHU - Air Handling Unit Insulation Psychrometrics 261 MechPower.indb 261 30/01/24 17:09