Formation of Incrustations during the Cocombustion of Biomass in Fluidised Bed Boilers

Table 1

Composition of the glass parts of the incrustation, wt. %.

Sampling place	A	B	C
Oxide
Na2O	0.46	0.13	0.26
MgO	1.73	21.10	0.94
Al2O3	21.96	11.35	28.00
SiO2	45.69	37.35	54.60
K2O	1.10	0.61	1.55
CaO	12.07	1.20	1.76
Fe2O3	13.20	25.63	10.05