Patent ID: 6125794
Filing Date: 2000-10-03
Classification: F22B,F23D,F23L

Abstract:
A system for transferring and recovering heat from products of combustion (flue gases) of a fuel in radiant and two stage convection section comprising in combination,(i.) a fuel burner assembly operably connected upstream to a turbo charger/turbo compressor, said turbo charger/turbo compressor being provided with a start up device, said fuel burner assembly operably connected down stream to a heat transfer and recovery system having at least one heat exchanger of the convective heat exchange type and an exhaust or stack for the exit of spent flue gases, said start up device comprising an air eductor assembly, external air supply feed line, an external fuel supply source, a liquid/gaseous fuel burner and a mixing chamber assembly operably connecting said start up device to said turbo charger/turbo compressor, and said heat recovery system, said fuel burner assembly comprising a pilot burner, an ignition source, a turbo compressed air inlet duct, a primary housing accommodating a burner rod and nozzle assembly and a secondary housing made of a combustion chamber, having upstream secondary air mixing assembly and an air diffuser assembly.