1m circular furnace existed in refractory material,burning device and control system,introduced the necessity of reformation and the good results achieved.

The layer burning industrial boilers discussed in this paper are mainly small and middle boilers which use chain grate as their burning device.

Analysis on flow feature of adjustable coal powder density in coal-fired combustion device

Combustion of gaseous, liquid and solid fuels, combustion devices commonly used in industrial furnaces and the devices features are introduced in brief.