| 摘要 |
FIELD: steam generation. SUBSTANCE: inlet openings 15 made in wall 16 of fire tubes 9 are diverging. The wall separates the drum of the boiler from rotatable chamber 4 . The sizes of furnace tube 2 are adopted to cool the flue at the outlet of the furnace tube below the temperature of softening of the respective fuel. The number and inner diameter of fire tubes 9 is chosen to provide the head no less than 40 Pa. Rotatable chamber 4 is provided with blowing tube 13. EFFECT: improved design. 1 dwg |
