石灰石改性硫磺材料深度脱氮除磷研究

罗黎煜,周立松,王梦良,张陈永,刘波

Advanced removal nitrogen and phosphorus by limestone-modified sulfur material

Liyu LUO,Lisong ZHOU,Mengliang WANG,Chenyong ZHANG,Bo LIU

表2 发泡剂比例为0~1.5%的材料XRF分析结果

Table 2 XRF analysis of limestone?modifiedsulfur with 0-1.5% NaHCO3

发泡剂比例/% SO3/% CaO/% SiO2/% Al2O3/% Fe2O3/% 0 93.25 4.81 0.77 0.41 0.36 0.5 90.30 5.37 1.80 0.91 0.21 1 85.14 5.52 4.82 2.20 0.22 1.5 86.68 7.79 0.55 0.35 0.35 发泡剂比例/% MgO/% Na2O/% Cl/% K2O/% ZnO/% 0 0.20 0.10 0.07 0.03 0.003 0.5 0.36 0.90 0.06 0.07 — 1 0.71 1.02 0.09 0.22 — 1.5 — 2.90 — 0.01 0.004