Research Article
Characteristics of Corrosion Related to Ash Deposition on Boiler Heating Surface during Cofiring of Coal and Biomass
Table 6
Content of elements in different ash.
| Element | Na | Al | Si | S | Cl | K |
| Straw ash | 0.433 | 7.602 | 10.855 | 2.54 | 13.521 | 21.529 | Lean coal | 0.612 | 28.169 | 33.481 | 0.837 | 0.412 | 0.262 | 50% straw and 50% lean coal ash | 0.498 | 17.635 | 25.282 | 3.911 | 0.649 | 7.076 |
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