ˮ̎ĺxˮ̎ͨ^W(xu)ֶȥˮһЩa(chn)Ҫ|(zh)^Ǟmض;ˮM(jn)еij^VԼg蹸ˮ|(zh){(dio)^a(chn)cˮP(gun)ˮ̎I(lng)漰đ(yng)÷ʮ֏V(gu)һĮa(chn)I(y)(yng)á
ˮ̎water treatment ˮԴˮˮˮ|(zh)ҪˮW(xu)ȷˮ|(zh)^
ˮ̎ԸNʽ
^õͨ^ȥԭˮвֻȫs|(zh)@Ҫˮ|(zh)
ͨ^ԭˮµijɷց@Ҫˮ|(zh)
یԭˮļӹ漰ȥs|(zh)³ɷֵĆ}
1ʲôCODW(xu)W(xu)CODָUˮܱ|(zh)ڱW(xu)rҪĺ/λĿǰÁyUˮЙCﺬһN^õֶCODгõиi⛣iCODMnt⛣tCODCrF(xin)ڳt⛷UˮڏӟvlЙCyrʹ(sh)ЙCߵ85-95%Uˮк^ߝȵȸx(yng)ԓṯxεԜpٌCODĜyɔ_
2ʲôBOD5ҲԱUˮЙCȾij̶ȣ^õĞ5BOD5ʾʾUˮM(jn)5Ճ(ni)ҪĔ(sh)
3CODBOD5֮gʲôP(gun)ϵ?еЙCǿԱģǺҴеЙCֱֻܲ⣨״еЙCDzܱĶ߀duԣyӷӡyijЩԄ҂ˮеЙCֳ2ЙCͲЙCͨJ(rn)CODϿɱʾˮееЙCBODˮпオЙCCODcBODIJֵԱʾUˮﲻɽⲿֵЙC
4ʲôB/CB/CʾʲôxB/CBOD5cCODֵĿsԓֵԱʾUˮĿBOD5/CODֵЙCオԵurָ(bio)
BOD5/COD |
0.5 |
オ |
BOD5/COD |
0.4 |
オ |
BOD5/COD |
0.3 |
^yオ |
BOD5/COD |
0.2 |
^yオ |
5ʲôЏUˮA(y)̎A(y)̎Ҫ_(d)ĎׂĿ̎ǰ̎һ㶼(x)TؽA(y)̎̎Mñ^\б^(wn)һĹI(y)Uˮ̎UˮҲҪֶ̎ΡUˮкijЩduЙC|(zh)ˏUˮM(jn)֮ǰM(jn)бҪA(y)̎ĿnjUˮЌơdu|(zh)MܵpȥԱCе\A(y)̎ĿжһnjUˮЌduõ|(zh)MܵpȥD(zhun)錦o|(zh)ԱCе\УA(y)̎^pCODؓ(f)Ԝppص\ؓ(f)(dn)
6Uˮˮʲôõģ UˮˮصDžR;Uˮˮ|(zh)ˮ܇ga(chn)UˮųďUˮˮˮ|(zh)һfDzģa(chn)rЏUˮa(chn)r͛]ЏUˮһ֮(ni)a(chn)֮gкܴ׃eǾ(x)ИI(y)ďUˮUˮtˇUˮcpȾUˮˮ|(zh)ˮ׃ܴ@N׃Uˮ̎O(sh)ʩO(sh)̎ЧǺܲкˏUˮM(jn)Ҫˮ̎ϵy(tng)ǰҪO(sh)һһݷeďUˮˮUˮʹ|(zh)ԱCUˮ̎O(sh)O(sh)ʩ\
7ʲôUˮеzwwȻ? UˮSش1s|(zh)Ҹw׳đҸﶼȻxĵȷȥС1С۟ođҸwtyȻzww10-410-6mmСˮзdz(wn)ijٶȘO1mr200ԭж:һzwӶؓ(f)늺ͬԭĶֹzwgĽ|ܱ˴ճҸˮzwӱ߀һӷӾooذ@ˮҲK^zw֮gĽ|ܱ˴ճҸˮС
8ʹzww? ҪʹzwwҪʹzww|ʹ֮ɞw༴ʹش1õķкܶNϳõļg(sh)У۷ͻ(õۺȻX۱ϩ
9ʲôڏUˮͶӎxӵĻˎxzw֮gĴzw֮goųĶʹ۽Y(ji)@Nͨ^Ͷx늽|(zh)ķʹzw۽Y(ji)^̷QۡõۄX၆F\ȻFۺȻX۱ϩ
10ʲôڏUˮм߷ӻˎ߷ӻˎܽγɸ߷Ӿۺ@N߾ĽY(ji)(gu)ǾͽY(ji)(gu)һһСһһС^h(yun)ɂ֮gճY(ji)ܘʹu׃^KγɴwwQ\wõۄо۱ϩPAMFPE
11ʲôлcY(ji)һʹõ^̞^ڌϱ(jng)(yng)ˮͶ၆Fˎzw֮goų⣬ȻͶӾ۱ϩPAMʹu׃γۿҊĵ\^a(chn)
12ʲôöԹw̿w|(zh)FUˮеduк|(zh)ڹwwıϻ׃(ni)_(d)ˮ|(zh)Ŀ@N̎Q̎ČDzԹw|(zh)Ҳܽ|(zh)̎Чʸˮˮ|(zh)˳Uˮ̎Ҳ̎Ԫ̎̎ЧʣPACTеһN
13ʲôЏUˮ̎ UˮﻯW(xu)̎ǏUˮ̎ϵy(tng)^Ҫ^֮һQ̎̎^̌UˮеĿԵЙCPֲԵЙCЧȥʹˮõ
14ͨ^ηNʽUˮеЙCȾֽȥģڏUˮд̼ˮ֬|(zh)ЙC@ЩoЙCʳϣһֽϳɞ鼚(x)|(zh)Mϴxa(chn)һֽˮ̼ȣֽxa(chn)ڴ^ЏUˮеЙCȾﱻオȥ
15cЩP(gun) ҪIB(yng)߀Ҫmĭh(hun)ضpHֵܽBȲh(hun)lӰl(f)׃
16^mʲôضȷ(ni)Lֳ ڏUˮ̎^m˵Ĝضȷһ16-30棬^ߜض37-43(dng)ضȵ10rLm˵Ĝضȷ(ni)ضÿ10棬Ĵxʕ(yng)CODȥҲ10%෴ضÿ10CODȥʕ10%ڶrCODȥʕ@(ji)
17^m˵pHl(yng)ʲô |(zh)xcpHֵP(gun)ϵ(sh)pHm(yng)4.5-9^m˵pHֵķ6.5-7.5(dng)pH6.5r_ʼc(x)pH4.5r(ni)ռȫă(yu)Y(ji)LJ(yn)ӰijY(ji)(dng)pH^9rĴxٶȌܵKͬpHֵm(yng)ҪDzһӵġں̎pH6.5-8.5֮g׃̎pHҪ^(yn)pH(yng)6.7-7.4֮g
18ʲôܽ ܽcP(gun)ϵ ܽˮwеQܽˮwеcهܽͬܽҪDzһӵġҪoܽһfܽ(yng)S3mg/L^Ͳ(yng)2mg/LҪܽķ0.2-2.0mg/L֮gҪܽķ0.2mg/L
19ʲôߝȵĺ}UˮӰeĆλY(ji)(gu)Ǽ(x)(x)ஔ(dng)ڰBĤxӝСڵ2000mg/Lr(x)ڿɳܵĝB0.5-1.0≺ʹϼ(x)ںͼ(x)|(zh)ĤһĈgԺ͏ԣ(x)ڿɳܵĝBҲ5-6≺(dng)ˮҺеxӝ5000mg/LϕrBs10-30≺@ӴĝBw(ni)ˮӕBwҺɼ(x)ʧˮl(f)|(zh)ڷx(yn)̽(jng)(sh)(j)(dng)Uˮеxӝȴ2000mg/LrĻԌֹܵCODȥʕ@½(dng)Uˮеxӝȴ8000mg/LrweÛˮ淺ĭ^
20ʲôк̎ʲôм̎к΅^(q)e̎(j)Lh(hun)ҪIJͬɷ֞̎cȱ̎ɴȱֿ̎ɷ֞̎̎ͅں̎^ڴĴLֳ͏UˮеЙC|(zh)̎^ֻҪLֳUˮеЙC|(zh)M(jn)н̎ˮ̫ﷴLÏĶӰЙC|(zh)̎Чm(yng)COD^ߵďUˮM(jn)ˮCODȿߵ2000mg/LCODȥһ50-80%ֻm(yng)COD^͵ďUˮM(jn)ˮCODһ1000-1500mg/L£CODȥһ50-80%̎ͺ̎ĕrg̫Lһ㶼12-24Сr˂üͺ֮gIJe֮ͬL̎ͺ̎MCOD^ߵďUˮM(jn)м̎ص̎ˮصM(jn)ˮ@ӵĽM̎Ԝpصݷeȹ(ji)ʡ˭h(hun)ͶY֜pճ\Má̎c̎ԭһӵ̎c̎IJ֮ͬ̎ǣﷱֳL䌦ЙC|(zh)̎^вҪκ҅m(yng)CODȵďUˮ4000-10000mg/L̎ȱc̎rgLUˮڅ(ni)ͣrgһҪ40Сrϡ
21̎ڏUˮ̎Щ(yng) ̎ڏUˮ̎ϑ(yng)õ^V^õļg(sh)жһ෨һĤ෨ԑҸȺwxM(jn)кďUˮ̎ʽLֳ^пγɱe^ľzF(tun)ԴUˮđҸzwܽȾ@Щ|(zh)뼚(x)w(ni)ąc@Щ|(zh)ȫųCO2H2O෨һ4g/LĤ︽ϵı棬γz|(zh)BĤĤһɵY(ji)(gu)^eܴкM(jn)һ@ЩЙCֽá̎^ˮӺͿ՚ĔʹĤˮ|UˮеЙCȾܽĤĤϵﲻֽ@ЩЙC|(zh)ֽЙC|(zh)ͬrĤҲꐴx˥ϵĤÓ̎ˮ̎O(sh)ʩЎڳcˮxĤһ6-8g/LM(jn)̎ЧԌ෨cĤY(ji)ڻ@NВĤБҸﷴ(yng)Q(f)ʽﷴ(yng)кܸߵȣһ14g/L
22Ĥͻ෨Щ֮ͬ̎Ĥͻ෨̎IJͬ(yng)ʽ^ϿҪ^(q)eǰߵﲻҪdwǑҸģߵǹ̶ϵȻ̎Uˮˮ|(zh)ęCһӵ⣬ߵǺ࣬ĽMҲһ⣬Ĥеǹ̶ϵģγɱ^(wn)B(ti)ϵy(tng)෨еǘӴĤʣȻ෨Ҫ١
23ʲôл? ǶȁеɸNԵMɵһȺw@R^ԿжN(x)ùԭͺ݆xxxxȣ(gu)һlʳ(x)ùֽܷ(f)sЙC@ӱ(gu)ԭԼ(x)ùʳֱҲֱ(x)@NMнЙCͽ
24ur෨cĤеĻࣿ ෨cĤĻLrЄeurDzһӵĤУLrurҪ@Rֱ^ڻ෨УurLrurֱ@R^õurָ(bio)߀УҺҸwMLSSҺ]l(f)ԑҸwMLVSSȣSVָ(sh)SVI
25@RM(jn)^rһֱӱ̎Чͺ݆xxȣijF(xin)tȺLB(ti)ϵy(tng)^(wn)@r̎Ч^@ͺñܽ(jng)@~ĺС~СrLõrһӡ
26ʲôлҺҸwMLSSҺҸwMLSSQָλweػҺλ/ÁȡЙC͟oCɲһfSBR(ni)MLSSֵ2000-4000mg/LҞ
27ʲôлҺ]l(f)ԑҸwMLVSSҺ]l(f)ԑҸwMLVSSָλweػҺпɓ]l(f)|(zh)λҲǺ/еğoC^_еشĔ(sh)
28ʲôȣSV ȣSVָؚ(ni)Һ100Ͳoֹ30犺cҺ֮weȣ%ЕrҲSV30ʾһf(ni)SV20-40%֮gȜy^uҪָ(bio)֮һڿʣŷźͼrrÛȮF(xin)@ȻSVcҲP(gun)ϵ
29ʲôָ(sh)SVIָ(sh)SVIȫQݷeָ(sh)1˸ڝB(ti)rռweĺ(sh)Ӌ㹫ʽ飺SVISV*10/MLSSSVIصӰܷӳԺͳԣһJ(rn)飺(dng)60SVI100rܺî(dng)100SVI200rһ㮔(dng)200SVI300rÛڅݮ(dng)SVI300rÛ
30ܽDOʾʲô?ܽDOʾˮܽλmg/Lʾͬ̎ʽܽҪҲͬڼ^Уˮеܽһ0.2-2.0mg/L֮gSBR^Уˮеܽһ2.0-8.0mg/L֮gˣزrؚҪСؚrgҪSBRزrؚؚrgҪöLö҂õǽ|ܽ2.0-4.0mg/L
31UˮܽĺcЩP(gun)ˮܽĝȿHenryɁʾ(dng)_(d)ܽƽrC=KH*PУCܽƽrˮܽPķ։KHHenryϵ(sh)cضP(gun)ؚŬʹܽӽƽ⣬ͬr߀ˮеˏUˮЌHܽcˮЧˮӰ푉ؚ}ȵP(gun)
32^ОʲôҪ(jng)aUˮеĠIB(yng)^ȥȾķҪꐴx^ļ(x)ϳɵ^̾ҪͷNIB(yng)|(zh)ԪأڻUˮfa(chn)a(chn)ƷĆһˏUˮˮ|(zh)ĽMɵijɷҲ^һȱҪĠIB(yng)|(zh)vX˾a(chn)Uˮֻ̼͵]@NUˮoMꐴxҪ˱ӏUˮꐴx^M(jn):(x)ĺϳ
33UˮĸIB(yng)Ԫ֮gıֲһҲҪҪĠIB(yng)|(zh)܉LֳҪĠIB(yng)|(zh)Ҫָ̼CNףPUˮҪIB(yng)ԪصĽMɱһҪںһC:N:P100:5:1ȣ
34ʲôʣa(chn)̎^еﲻUˮеЙC|(zh)ĵЙC|(zh)УһЙC|(zh)ṩһЙC|(zh)Ժϳµļ(x)|(zh)Ķʹﷱֳꐴxͬrһϵʮa(chn)ʣ
35ʲôˮwIB(yng)ˮwIB(yng)ǰl(f)ڵˮУˮwе⛺^ߌ(do)ͻȻ^ֳһNȻF(xin)ˮwIB(yng)γԭҪǵ⛵Ԫ뵽پLĵرˮwʹˮLֳʹЙCa(chn)ٶh(yun)h(yun)^ٶȣˮwЙCeƉˮB(ti)ƽ^̡
֮Դˮ̎˾ˮ̎팍