ࡱ> 1309 R#bjbj2.lZZZZv #$ 5F-`| P 'ԪFZ 0#{{,{ Nz one(u4lTe ,{N one(u4lSYtel 1.4l-Nvalg (1) |P[ (2) Sn'`e:gir Ca0Mg0Si CO20N0PI{ (3) Sn'` g:girYdIBR0@gkBR0ln0 R iir~~Pir (4) _uir (u4l(ϑBl lQNSevcc扄v(u4l ^&{Tn(u4lhQ0er0on0e`nmir(0e_sT_U0eu~̃0ep_uirS[uk N+T[NSOeP^ g[0 gkvir(0 ldkY 4l-N N^+T gkxS"l0(l0]xxvSN]xxvI{ _N N^ gǏYv00I{0 l4lvlx^_Nvcq_TR]NTv(ϑ04l-NvbAvv+TϑQ[[vlx^ N,eg 1GS4l-N+T10mgCaObMgOS1v4l 8^(uCaO+Tϑh:y0 2.4lvlx^ 4l-NyP[lmvvR N,c4l-NCa2+0Mg2+v{|v+Tϑ0USMOmmol/Lbmg/L ;`lx^ xxvlx^felx^ : Ca(HCO3)20Mg (HCO3)20 CaCO30 MgCO3 ^xxvlx^8lENlx^ CaCl20MgCl20CaSO40MgSO40Ca(NO3)20 Mg (NO3)2I{ 4lv;`lx^ 0 ~ 4:Ngov4l 4 ~ 8:No4l 8 ~ 16:N-NI{lx^v4l 16 ~ 30:Nlx4l 30N N:N_lxv4l0 lx^Ǐ'Yv4l N[\OR](u4l Vlx4l-NvvNg,-Nvgx~Tubgx OgSlx0 AvsT 1GS4l-N+T gMgO 40mgOS\QsT0 0Av؏SNg,-NvxSTubn㉦^\v g:gxv v^Nˆ}v(ub Nn'`ir( _wAlmmJmblm0 @bN do6RoW JSbTOX[S(ulx^'Yv4l NOcg,v'`Tlx^Y vQ[R]TBl4lvlx^ N[Ǐؚ0 wQSOv (u N T R]Ty{| N T [4lvlx^BlN N T0 3.4lvx^ )Y6q4l-NNH+~TvOH-0CO3-THCO3-v+Tϑ0)Y6q4l-N8^NX[(WHCO3-0 4mQTǏn 1)mQ vvmRmQBR -NTSO|hbv5uw 4xOWSO3z['` OO\|NvZTb'Y| Nl0 4lYt-N8^(uvmQBRݔvTv a.fw [KAl(SO4)2]24H2O (uϑ0.001%~0.02% b.kxxݔ Al2(SO4)318H2O BlpHя-N'` gHeBRϑ20~100mg/L c.ZT/lSݔPAC Heg}Y (uϑ0.005%~0.01% d.vFeSO47H2O g8^(u FeSO4+Ca(HCO3)2!Fe(OH)2+CaSO4+2CO2! 4Fe(OH)2+2HO+O ! 4Fe(OH)3 Fe2(SO4)3+3Ca(HCO3)2!2Fe(OH)2+3CaSO4+6CO2! ~TwppYt Ca(OH)2+CO2 ! CaCO3!+H2O e.RnBR (2) Ǐn `$ xn ǏnStS4lǏ|rne N(B\e vQ-NNN`nmirTSOir*bYu(WT[-NbN(hb0ǏnǏ z/f;R*bYu0͑RlMTcQZ~TvǏ z0 Ǐn]zǏ zǏnNQm a$ vQNǏnhV a. xnhǏnhV(uN4l(}Yv`Q a._T[ǏnhVؚRP[Pgevn b.;m'`pǏnhV c. O~USNne d.SB\bYB\ne e.t`~Mn (3) oS MNO4lvlx^ NTR](u4lvBl yr+R/fp(u4l[lx^Blf%N0 RplSdSfelx^04l-N+T0Axxvvy:Nfelx4l0 +T0Akxxvb/lSirvy:N8lENlx4l0 felx^+8lENlx^y;`lx^0 RplSdSfelx^ Ca(HCO3)2 ! CaCO3!+ H2O+CO2! Mg(HCO3)2 ! Mg(OH)2!+ H2O+CO2! wppNxx~l lRwppSOfelx4loS Ca(HCO3)2 + Ca(OH)2 ! 2CaCO3!+ 2H2O Mg(HCO3)2 + Ca(OH)2 ! MgCO3+ CaCO3!+ 2H2O MgCO3 + Ca(OH)2 ! Mg(OH)2!+ CaCO3! lRxx~O8lENlx4loS CaSO4 + Na2CO3 ! CaCO3! + Na2SO4 MgSO4 + Na2CO3 !MgCO3 + Na2SO4 wppHQMbqTnm QNxx~N TRN4l-N db xxv{|lmT QǏndSlmir0 3yP[Nbcl lx4lǏyP[NbcBRB\oS sS_0Ro4l +TϑSM0.01mmol/LN N0 55ung (1)St ǏwQ g b'`To}Y[5u'`vyP[Nbc (WYRvAm5u:W\O(u N 9hnc_'`v8T0 T'`veSt OS4l-NvyP[R+RǏ4yP[T3yP[Nbc N MNO4l-Nn㉄vVb_ir 0RQSvvv08^(uNwm4lTT4lmS0 (2)~WNSWel a.Pbc5ug 3~8h b.[gxm Sm^1%~2%vHCl/2~3h!pH3~4 c.xm g:gBg(alg4 0.1mol/L NaOH 6Sn (1) SnNn SnRO 0~nNF 0nUF T_nMF /fNSR]:NcRRvRyǏ z [Nl g,g(:S+R S/fnvT[_'Y\ N T *bYuir(vv[RP[ϑ N T0 (2) Sn vy{|x~~ }CA ZpؚRP[5u(e:g(SvQN0 v;NSpe `$ 4ls USMOeǏbyv4lvSOyAmϑ USMOcm3/(cm2.s) g8^(ucm3/(cm2.h) a$ vs vǏvs NSResQ0vs\}Y0 ċNRy'`g8^(uvch/f1vs vQ+TINNvsvSn(*bYu~vRs 0 b$ bS['` d\OSRT)n^_w b4ls Ne NM0 S[|pem\}Y SnBlmo"0.030 (3) SnňnSAm z ňn~NTl Sn~Nb__gFh_0{_0e_T-Nzz~~_0 7yP[Nbc yP[NbcBR;N gwir(yP[NbcBRx(yP[NbcBR g:gTbyP[Nbch0 (1) yP[NbchoS4lvSt RSO3- " H+ + Na+ ! RSO3Na + H+ Ra" N+OH- + Cl- ! Ra" NCl + OH- (2) yP[NbchvR{|N'` a.R{|:_x'`01_x'`0:_x'`01_x'`I{ b.'`[^0+T4ls0n'`0:gh:_^0p'`0x'`0x'`0 b'`TNbc[ϑ0 c.yP[Nbchv bSR `$ b'Y[ϑ0ؚ:_^h T{|Wh-N 1_Wk:_WNbc[ϑ'Y FO:gh:_^]0 a$9hncS4l-NdSyP[vy{| b 8TD'`:_vyP[Ca2+0Mg2+ 1_x'`b1_x'`h 8TD'`1_vyP[(K+0Na+0HCO3-0HSiO3-) :_x'`b:_x'`h (3) yP[Nbc4lYtňn US~yP[NbchVUS^ Y~Y^ V[^ YT Y^ mTmT^ SB\SB\^ ޏ~^ yR^ AmR^ (4) yP[NbchvYt0lWSQu A ehvYtSlW 3h1uNaW!HW4lxml!I{ϑ7%HClxml1h!4lmpH3~4!I{ϑ8%NaOHxml1h!4lmpH8-9!3-5 P7%HClxml2h 4h1uClW !OHW0 B yP[NbchvQu ShQu:gt4lYtvS^ 3hSQ!h(ϑ2-3 Pv5%-7%HCl!SyP[4lmpH3.0-4.0 4hSQ!h(ϑ2-3 Pv5%-8%NaOH!SyP[4lmpH8.0-9.0 QumS_R)no"50! Hegf}Y0 84lvmk ~onYtv4l N+T g'Yϑ_uir yr+R/fũNbp'`_uir {ۏLmk0 R](u4lN,Ǒ(u/lSl 8^(uo}v|CaOCl2,o}v|NaCl,m`/lI{0 o}v|beQ4l-NTub!k/lxHOCl,QRQ0O0 2 CaOCl2 + 2 H2O ! Ca(OH)2 + CaCl2 + 2HOCl HOCl ! HCl +0O0 b HOCl ! H+ + OCl- 8nyv0O0'lS4l-Nv_uir OvQu}T;mR\Pbk0 o}v|v(uϑ N4l{v+gz>eQvYO/lϑ:N0.1^0.3mg/l4lKN:N[ Y\N0.1mg/l4lRmk\O(u N[hQ 'YN0.3mg/l4l ONu/llsT0 o}v|NaOCl!k/lx @g̃R:_ '`(3z[ (W4l-NOce N+T`nmir NXR4lvlx^ k(uo}v|}Y0 mkvel/lmk0+}Y~mk0'lmk0 (1) /lmk)R(u!k/lx(HOCl)v:_'lS\O(u4xOW_uirvv|~08^(uv/lmkl/l0o}v|0!k/lxTN'lS/l0 Cl2+H2O! HOCl+H++Cl-HOCl ! H++OCl- (2)+}Y~mk)R(u%{Q~ހ-Nvˆ}v(T8hx8T6e+}YIQ1vϑ [ˆ}vS'` O_uir{kN0l200-295nm ňnNOSop{ (3)'lmk)R(u'lR㉧NuvSP['l:_'lSBR N4l-Nv~̃SvQN_uirb g:gir\O(u OvQ1Y;m0 a.'lvSu3O2 !2O3 -148kJ/mol b.'l N3z[ e6RSS_:W^(u c.'lvRlňnU\l d.'lv@g̃\O(uk/l_15~30 P FOb,gؚ "8\`b|bV X  v x 0 4 0 6  2 4 j l n r t ( "\^lnB*CJaJo(phB*CJaJph 0JB*ph0JB*o(phW:d##dh$dha$#8F p~:HH|D&(00<>@Lt68Hrbl*<>DFX.0P`h| B*CJaJo(phB*CJaJph]2l~"$4FHhj"D$  J 4!^!h!z!!!<#>###B*CJaJphB*CJaJo(ph10182P. 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