C l Combustion Coal C b ti Pollutant P ll t t Control C t l
Section 5:
The Origin g and Control of Trace Elements 痕量元素
Process Analysis for Thermal Engineering D Department t t of f Thermal Th l Engineering E i i Tsinghua University, Beijing, 100084
Contents
What are trace elements (TEs)? Environmental impact of TEs TEs in coal Evolution of Hg in coal combustion Hg removal technologies
Process Analysis for Thermal Engineering Department of Thermal Engineering Tsinghua University, Beijing, 100084英语口语培训费用
Elements in coal
More than 80 elements have been found in coal!guest
Primary elements (> 1000 ppm)
C H, C, H O O, N, N S
Secondary elements (100 – 1000元素分析， ppm) 工业分析 % 工业分析， 元素分析 %
juniorschool
Na, Mg, Al, Si, P, Cl, K, Ca, Fe, Cu, etc.
Vd FCd 37.6 Mar 31.9 Ad 26.0 Cd 53.42 Hd 3.83 Od 15.25 Nd 0.93 Sd 0.62
新东方王强
煤 样
36.4 霍林河煤 As, Cd,
Trace elements (< 100 ppm)
Co, Cr, Ga, Ge, Hg, Pb, Se, Sn, U, V, W, etc.
砷，镉，钴，铬，镓，锗，汞，铅，硒，锡，铀，钒，钨，等等 砷 35.0 镉 钴33.5 铬 镓 汞 铅 锡 铀 钒 钨 28.1 锗 31.5 50.20硒 2.98 13.88 0.82 等等 0.62 海拉尔煤
Process Analysis for Thermal Engineering Department of Thermal Engineering Tsinghua University, Beijing, 100084
Elements in coal
More than 80 elements have been found in coal!
maria是什么意思中文Primary elements (> 1000 ppm)
C H, C, H O O, N, N S
Secondary elements (100 – 1000 ppm)
Na, Mg, Al, Si, P, Cl, K, Ca, Fe, Cu, etc.
styxTrace elements (< 100 ppm)
As, Cd, Co, Cr, Ga, Ge, Hg, Pb, Se, Sn, U, V, W, etc.edinburgh
reeds砷 镉 钴 铬 镓 锗 汞 铅 硒 锡 铀 钒 钨 等等 砷，镉，钴，铬，镓，锗，汞，铅，硒，锡，铀，钒，钨，等等
telon
介词英语
Process Analysis for Thermal Engineering Department of Thermal Engineering Tsinghua University, Beijing, 100084
Contents
What are trace elements (TEs)? Environmental impact of TEs TEs in coal Evolution of Hg in coal combustion Hg removal technologies
Process Analysis for Thermal Engineering Department of Thermal Engineering Tsinghua University, Beijing, 100084
