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1 Training Session on Energy Equipment Boilers & Thermic Fluid Heaters Presentation to THE GERIAP TOOLKIT Chapter 10 © UNEP GERIAP Thermal Systems/Boilers
2 What is a boiler and how does it work? What various kinds of boilers are there? How can the performance of a boiler be assessed? What are the energy efficiency opportunities with a boiler? © UNEP 2005 Training Agenda: Boiler
3 Thermal Systems/Boilers A vessel that uses water to transfer combustion heat into working energy While the water is heated its volume increases about 1,600 times Under pressure, the hot water or steam can be transferred into a process © UNEP 2005 What is a boiler?
4 Thermal Systems/Boilers © UNEP 2005 What is a boiler? BURNER WATER SOURCE BRINE SOFTENERS CHEMICAL FEED FUEL BLOW DOWN SEPARATOR VENT VENT EXHAUST GAS STEAM TO PROCESS STACK DEAERATOR PUMPS Figure: Schematic Overview of a Boiler Room BOILER ECO- NOMI- ZER
5 Thermal Systems/Boilers © UNEP 2005 Types of boilers Fire Tube Boiler Water Tube Boiler Packaged Boiler FBC Boiler Spreader Stoker Boiler Chain- or Traveling Grate Boiler Atmospheric Fluidized Bed Combustion Pressurized Fluidized Bed Combustion Atmospheric Circu- lating Fluidized Bed Combustion Pulverized Fuel Boiler Waste Heat Boiler What type of boilers are there?
6 Type of boilers Thermal Systems/Boilers Fire tube boiler Relatively small steam capacities (12,000 kg/hour) Low to medium steam pressures (18 kg/cm2) Operates with oil, gas or solid fuels © UNEP 2005
7 Thermal Systems/Boilers © UNEP 2005 Type of boilers Figure: Sectional View of a Fire Tube Boiler Source: Bathram Fire tube boiler
8 To be completed…
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