Furnace and back-end enclosurewall all adopt membrane wall structure. The outside of tube wall is insulation material and is covered with trapezoid corrugated outer protection plate.
炉膛及尾部包墙均采用膜式壁结构，管壁外侧为保温材料并罩上梯形波纹外护板。
2
One of the fundamental measures to simplify a boiler enclosure and to improve its gas tightness is to use the welded broad-fin tubewall construction.