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λã > ˾aƷ > ܛˮ^VO
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ˮFiO

£2019/10/31 14:33:19c
  • aƷƷ̩
  • aƷ̖DCB998
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رˮSܽFiҪԲܽFe (OH)3MnO2BFiA̎ˇпɳȥ҇ˮFiһС5 ~ l0mg/L}is0. 5-2mg/LFciԹڵˮFiaˮFi^˜ʕͮaƷ|;xӽQ֬cĤ̎MˮFĺоwҪ
һFiˇ
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һý|ؚܵ}Ӱ푕rý|
|š:ԭˮؚһ|һ^V|ؚˮpHֵ_6.0
ؚš:ԭˮؚһһ^VؚؚˮpHֵ_7.0                                                                                                                                                                  
()ˮi
˲ý|乤ˇ̑Зl_
ԭˮF2. 0mg/Li1. 5mg/Lrɲ:ԭˮؚһμ^VFi
ԭˮFi^ֵrͨ^ԇ_Ҫrɲ:ԭˮؚһһ^VFһ^Vi
Fܹ}Ӱ푕rͨ^ԇ_Ҫrɲ:ԭˮؚһһ^VF(|)һؚⲷ^Vi
ע (1)iV؞VǰˮpHֵ_7.5
  (2)^ViVصĞVǰˮF˿0. 5mg/L
()ˮijFi
һ㺬}ˮijЩˮdz߀ԭB@ˮԴĵcǺжrFxӺix@ˮԴMм̎ȻMÓ̎ˮк_5 X 10-6rF͕DrFγyԵzww遆Fi
4Fe(HCO3)2+O2+2H20һ4Fe (OH)3+8CO2
4Mn (HC03)2+O2+2H20һ4Mn (OH)3+8C02
FlpHֵʹF۶³Flʱi۶ҪߵöʹSDI,С5B͸ͼ{VMˮеāF0. 1mg/LԕF۶†}FeCO3ܶȘOFee+ĝȄtܵFeCO3ܽȵƼsͨAȵ͵ˮԴFĝȱȉAȸߵˮԴҪ
Ĥ̎ϵyĤϳeԵĶrFPrFȾĿr:
(1)M˵rFMˮ;
(2)߉AˮԴγFeC03;
(3)Fc跴γyԵĹF};
(4)F߀ԭӰӄĤFije;
(5)ɺFD׃zwF;
(6)䓹ܻgaij;
(7)rFˮԴcH2SˮԴγɺɫyF
̎@ˮԴһNǷֹϵyc՚κ()Ľ|pHֵFe 2+pH<6,С0. 5mg/LrSFe 2+Ȟ4mg/L
ȥFFxԼֹF۶µķ:
(1)ꖘ֬ܛȥˮܽFÓЧȡQFķNFe2ʮFe3+ʮЧıꖘ֬Mˮеĺ^0. 05 X 10-6rȾxӽQ֬ ֬д߻zwЙCһFͺͨȫܱxӽQԚxӽQˮwĴСxӽQ\ٺxӽQ țQܷ񱻘֬^V̎큆FߵˮԴrPעF۶ӽcԷֹ֬FȾ
(2)ھÓF
(3)蹸һЩ蹸ֹFۼЧSFe蹸ɷֵIJͬͬ
(4)|^V^;oӵ^VԳȥFiÓЧøi⛻Cl02ri
1)ÿ՚ԌܽBFDyFˮкиߝȵĶ̼rγɷdz΢СzwF^VÓʮy
2)2)̎cƯ׷ͶӵMˮڌFe2+F e3+Mˮͨ^|^VFe3ʮ^V
(5ͬ^Vͨ^DƷFe2+^V|ʹ^Vͬriɰ @|Briɰ麣GVʯʧȥrKMn04MͶ\Еr횳ֵě_ϴKMn04Էֹ䌦 ĤpˮеFeeʮС2mg/Lrɲ@һˇ^;ˮԴFe z+ߕrKMn04Bmļ˵iɰ^VMˮע횲Чʩ_KMn04|Ĥiɰ^V ֮b̿^V
(6)һMF/UF^V^γɵFiwԽ^MF/UFȥԭˮͶ蹸rһSMˮFiXָ2-23ʾ
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