HOT WATER BOILER Russian patent published in 2010 - IPC F24H1/00 

FIELD: heating.

SUBSTANCE: hot water boiler includes vortex combustion chamber consisting of volute-shaped header, guide vanes, loading device, axial branch pipes, end walls of hyperbolic form and rotary scattering unit of solid or liquid fuel or crushed domestic waste. On inner surface of end walls there are micro channels made in the form of three-stage catalytic pack including the layer of high-active Pd-Ge-Al₂O₃ catalyst at the inlet of vortex combustion chamber, the main thermoresistant catalyst on the basis of Mn hexaaluminate and thin layer of Pd-Mn-La-Al₂O₃ catalyst at the outlet of vortex combustion chamber. On outer side of end walls there installed is casing and vortex heat exchanger one of the walls of which are end walls of vortex combustion chamber.

EFFECT: effective recovery of domestic waste and use of optimum catalyst type in combustion chamber.

1 dwg