WATER-TUBE BOILER Russian patent published in 1999 - IPC

FIELD: heating, ventilation and hot water supply systems of buildings, industrial and agricultural facilities under any climatic conditions. SUBSTANCE: water-tube boiler has furnace 1, upper, side and lower water walls 3, 4, 5 and 19, convection heating surface 13 and baffle 15 mounted between furnace 1 and convection heating surface 13. Convection heating surface 13 is located vertically and is used to connect ends of tubes of lower water wall 3 and upper water wall 19. Baffle 15 is secured in tubes of lower water wall 3, thus simplifying arrangement of boiler. EFFECT: simplified arrangement of boiler; increased filling of furnace space; enhanced radiant heat transfer. 1 dwg