1. ČVUT v Praze Fakulta stavební Katedra technických zařízení budov ČVUT v Praze Fakulta stavební Katedra technických zařízení budov Building Services Systems 20 Boiler plants

2. Heat sources boiler plants boiler plants combustion process in the boilers combustion process in the boilers heat-exchanger plants heat-exchanger plants district heating district heating renewable sources renewable sources utilization of solar, wind, geothermal energy, co- generation, heat pumps utilization of solar, wind, geothermal energy, co- generation, heat pumps

3. Boiler plants classification Fuel Fuel solid, gas, liquid solid, gas, liquid Burner Burner atmospheric atmospheric pressurized pressurized Operating temperature Operating temperature steam steam hot water hot water low temperature - condensing boilers low temperature - condensing boilers

4. Boiler plants classification Output Output I.category I.category >3500 kW >3500 kW II.category II.category >500 500 <3500 kW III.category III.category >50 50 <500 kW

5. Boiler rooms function Air supply Air supply combustion combustion ventilation ventilation heat gains removal heat gains removal Air outlet Air outlet ventilation ventilation Waste gases removal atmospheric pressurized turbo boilers

6. Boiler rooms function Fuel supply Fuel supply solid, liquid, gas (natural x propane) solid, liquid, gas (natural x propane) Heat distribution Heat distribution heating heating hot water generation hot water generation air-condition heater air-condition heater technology technology

7. Safety devices Safety devices Expansion vessel, pressure relief valves Expansion vessel, pressure relief valves Control of the boiler output Control of the boiler output Electronic control Electronic control Requirements to the building construction Requirements to the building construction Supports of the piping, foundation below heavy elements (hw tanks, boiler) Supports of the piping, foundation below heavy elements (hw tanks, boiler) Operation Operation Boiler rooms function

8. Boiler