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仯Wɷֿwɷ֞oCЙCПoCְoCۄ͟oC߷ЙCְϳЙC߷ȻЙC߷
ՓA۲ՓҪǎؓ)ԵĻFˮЎؓ(ԵyڷxһЩӻw늄ʹ̎ڲ(wn)B(ti)ۺ|ʹ@ЩwУͨ^Wxһ_@NĿĶʹõˎQ֮Ҫڽoˮˮ̎I
ƷNĵͷӵ߷ӣĆһ͵ͺڅráoduķl(f)չ
oCrB(ti)h(hun)a(chn)ӰЙC߷mȻa(chn)wxͼҸЧ@߾ĚwЧ(»°ͻ׃)ʹ䑪÷ܵƣ
ڶȾʹ÷ǰTδȡȡy(tng)ğoC߷ӺͺϳЙC߷ƺ͑Ժ̓(yu)ݞˮ̎gİl(f)չչʾһV韵ǰ
oCҪ֞ɴe
FƄϵкXƄϵȻҲ䅲ĸ߾ϵС
oCXȻXFȻFX^_l(f)һֱһNҪğoCõX}XAL2(SO4)3.18H2O\AL2(SO4)3.K2SO4.24H2OһF}ȻFˮFeCL3.6H2O.၆FˮFeSO4.7H2OF
εğoCۺ@oCۺҪX}F}ľۺۺȻX(PAC)ۺX(PAS)ۺȻF(PFC)ԼۺF(PFS)oCۺ֮ԱoCЧԭṩĽjx܉zwͨ^(lin)Ķʹzwͬr߀l(f)W׃кzwҸ늺ɣλʹzwԭ׃?yu)ƉzF(wn)ʹzwײĶγıe_(2001000)m2/gO
FԠ
ҰɫĩνYӜ\SɫĩСˮܽ⾏ˮ၆Frܽ^ҴڱͪˮҺоˮܶ(d18)3.097480ֽ⡣Ʒͨs20%ˮʜ\SɫҲк9ӽYˮܶ2.1175ʧȥ7ӽYˮ
F;
1yķǵĶyȾīˮˮXĵduۺϴ
2ԇǶyFýȾˮϡˎ
3ˮ̎ИI(y)ˮĻ̎턩
4ýȾԼI(y)UˮYҲ
5t(y)ˎFՔֹѪ
6\FϽ\FⒺϽ늽Һ
X|
OˮXڼвܽ⣨ֻǹ棩ҺcṲͬܽˮXܽȾXˮеܽ18ӽYˮ18ˮXI(y)a(chn)18ˮXoˮX51.3%ʹ100ҲܣYˮLʧȥYˮ^(wn)ӟʧˮߜֽؕXӟ770_ʼֽXˮ⡣ˮ͉AҴˮҺԡˮɚXˮҺLrgvɉAʽXI(y)ƷҰɫƬKF}Gɫ̓rF}ʹl(f)SƷҰɫYנoduۉmܴ̼۾
X;
1켈I(y)ʩzĿˮB
2ˮʹˮеļСȻz۳ɴKĶˮгȥˮ͏UˮĻ
3ˮҲ턩ɫ䄩ڻyƷֺyƷԭϣՔ
4I(y)cСKl(f)݄Mĭ
5ԇýȾ֬Óɫľķ
6װϚķ(wn)(ҺwȫS)
7ԭ쌚ʯ@\X}
8ȼϹI(y)a(chn)tSɫȾϕr턩ͬrɫ䄩
ԵĆxӟoC
õľXF⣬߀оۻԹzƷ۹X(F)X(F)ԵĿijЩ늺x늺ɵкuλjĶ׃ЧܵԭǣijЩxӻxӿԸ׃ۺΑB(ti)YֲǃɷNϾۺ֮gЅf(xi)ͬЧá
1۹(PSAA)Ƃ䷽㣬ԭρԴVɱһN͵ğoC߷Ͳɳˮ̎иijʾИO_l(f)rֵVđǰ
2۹F(PFSS)l(f)F(xin)߶ȾۺϵĹcxһɮa(chn)õĻЧx۹УõĻƽ|_210пˮ̎вȡЙCϳɸ߷
3ȻF(PPFC)и߃rxcFe3+^HFe3+ˮҺ^Ӱ푣܉cFe3+ĽjϷFԭ֮gܘγɶ˽jˮЎؓ늵Ĺzwкܘͬrڵącʹ\weܶЧ
4ȻX(PPAC)ҲǻۺX(PAC)ďھۺXm}ͨ^ʹPPACa(chn)һ늺ɵĎĶgj
5۹F(PSF)Hܺܺõ̎͜ص͝ˮұFЧ@ă(yu)ԽͶϷ\γɕrgΑB(ti)ִڳɿsˮ̎ϵy(tng)еͣrgϵy(tng)̎̎ˮpHֵoӰ
ԵĶxӟoC
1ۺȻFX(PAFCS)ˮˮ̎\õЧں͏UˮӡȾUˮPAFCSPACЧ(yu)ÓɫҲ(yu)شٶȿ죬^VˮʸԭϾԴڹI(y)Uɱ^mϹI(y)ˮ̎XFۏͺҲ@a(chn)Ʒa(chn)ԭȻXȻFrĂy(tng)oCԴVa(chn)ˇ_l(f)áX}F}ĹﲻͬڃɷN}ĻһNЧؾCPACFeCl3ă(yu)cȥЧЧFX(AL2O3+Fe2O3)22%a(chn)ƷԏоھۺȻX(PAC)ЧXPAFCSЧXFrPAFCSˮ̎\õĽY;ں͏UˮмӡȾUˮPAFCSPACЧ(yu)ÓɫҲشٶȿ^VˮʸԭϾڹI(y)Uɱ^mϏUˮ̎
2ۺϾFҲ֮һ̎ˮ̎ЧCODȥʾ(yu)ھۺF_99%Óɫ65%70%CODȥ_70%ͬrɳȥˮеĴְȫ
3XFۏͺҲ@a(chn)Ʒa(chn)ԭȻXȻFrĂy(tng)ğoCԴVa(chn)ˇΣ_l(f)X}F}ĹﲻͬڃɷN}ĻһNЧؾCPACFeCL3ă(yu)cȥЧXFۏͺFĺΑB(ti)ֲܵӰдMһоpHֵPACFeCL3ҺˮQҺpHֵɷNĸҺ֮gҕX}F}Ķٶ
ۺFoC߷
ۺFһNu˽Ywx͟oC߷ cˮٻһğoC^ķˮ̎턩r^۳ܣwγɴwܺˮ^V죬ˮPHֵȃ(yu)c
ۺȻXۺȻXڟoCҪˮ̎ˮ̎Լ켈ӡȾUˮ̎rЈ÷V
3ۺȻXF|FxӻFFͺ϶ƵõһNͻҪˮԼI(y)Uˮ̎
ЙC߷
oCă(yu)cDZ^(jng)÷;ЧҴڳɱgԏȱcЙC߷20o60ڲŰl(f)չһ͏Uˮ̎턩cy(tng)ܳɱ҃r^ɞˎڅݡϮa(chn)Ʒ|(wn)ЙCۺa(chn)ռa(chn)30%60%
ijЩȻĸ߷ЙC纬Ȼ^ĶǺͺ^ĵ۶ûWڴԻF@Nܣ猢һNȻMѻȻȻԻF^ɼ֭
Ȼĸ߷|wSǵcϩMн֦ۺõijЩܡƵһЩa(chn)ƷҪˮ̎Óˮ
ڴ(sh)ЙC߷ˮ⡢a(chn)duҺϳñϩwdu˵И(jng)Iܵһʹroduķl(f)չ
ƷN
ЙCвƷNǺдԻFĸ߷ЙCҪ
1Ȼĸ߷ЙCA(jng)^W̎ĻԻFƳɡ
2ìF(xin)ЙCϳɵľ۱ϩϵЮa(chn)Ʒ
3ȻԭϺ;۱ϩ֦()Ƴ
ЙC߷Ȼ߷Ӻͺϳɸ߷ӃɴĻWYϿԷ֞3Nͣ
(1)۰-ͷx늽|
(2)@-׃^ߵxԣ
(3)ϩĹ-^Ԏʮfװfǧf۠Ąͳۣʹ^ܺá(j)вͬĹ܈FxӵĎrԷ֞xxx3ЙC߷пԎ-COO--NH--SO3-OHHˮF朠h(hun)ȶNY
ԻFa(chn)٣wxͼҸЧõc̎ퟒ͏UˮвeЧ
۱ϩ
ڇˮ̎ʹ^VǺϳɵľ۱ϩϵЮa(chn)ƷҪ֞xxxͺ̓x۱ϩ(polyacrylamide)PAM(^ȥкPHPˮ̎ʹõĸNPAM|һıϩͱϩc(jng)^۷ɵĸ߷Ӯa(chn)һϵеĮa(chn)Ʒ
۱ϩĴСɷ֞鳬۱ϩ۱ϩ۱ϩ͵۱ϩ۱ϩҪβ۱ϩҪ۱ϩҪĸɏ۱ϩҪɢ
۱ϩڸ߷ӾۺI(y)ᘌNy̎ďUˮ̎ԼÓˮ̎(ÓˮһxӾ۱ϩ)ˮԼ켈ӡȾИI(y)̎ÏV
ϩķʽ飺CH2 = CHCONH2
ϩcķʽ飺CH2 = CHCOONa
xЙC߷
xЙC߷Ҫ۱ϩɱϩۺ϶
xЙC߷
۱ϩ۱ϩc۱ϩ}Լ۱ϩļӉAˮȾۺ
ϩ}ľ|}ϩϩȹ
xЙC߷
@ľ۱ϩxӾnj-NH2(jng)^uͼ@Է֞۱ϩxӻxӻϩۺϡ
۱ϩ(PAM)cȩˮҺucٰM鰷Ȼc}ԇʹ尷@
ډAԗlɱϩcȩˮҺȻcװs}Ἶ@a(chn){(jng)l(f)s^Vü@ϩw
۱ϩx
@a(chn)Ʒɱϩcxӆwۺϵõ
۱ϩۺ
Բˮ۱ϩmȩͶװͨ^ƝϳɳȻͰă;۱ϩ
ϩ֦
ۃrԴS䱾ҲǸ߷ӻHˮĄ@N朞ǼԵľ۱ϩ֧@NľW(wng)ӳ˱ԭ۱ϩĹ֮߀ijЩ郞(yu)
ͺ
ЙCoCͺƷNӺܶԪռλÙCҪcf(xi)ͬPoC߷ӳɷs|͑Ҹʹγwu;ЙC߷ӳɷͨ^Ę(lin)ЙC߷ϵĻԻFa(chn)W(wng)ãW(wng)s|wһͬ³ͬroC}ĴʹȾ늺кͣMЙC߷ӵЧ҇oC߷a(chn)͑ȡLMչ^дԵľۺȻX;ۺFоѾǰ
̘I(y)a(chn)ʼ20o90ڶȾʹ÷ǰTˡtƽtɴƳɵNOC-1Ŀǰl(f)F(xin)^кԣVa(chn)UˮࡢɫUˮ̎҇ƷδҊ
Ҫ:ȡ:ڴxa(chn)ֱ:Ϳ¡g@õa(chn)|ǵסճ|wSDNAȸ߷ӻ|105
\gwȡ@õһNȫȻˮ̎턩Կ˷oC߷ӺͺϳЙC߷еȱ^KF(xin)oȾŷţоɞ鮔оҪn}
оͰl(f)F(xin)һЩĸмF(xin)һֱδa(chn)ҕH鼚һNʮgһN(jng)a(chn)ƷxgBm(x)l(f)ͼa(chn)ƷxеõVđ
һa(chn)ľܵĸ߷ЙCҪǵճwSغͺԴҲȻЙC߷ȻЙC߷һЃ(yu)cͬrоἃM뵽\gYx(yu)ľN^͵ijɱ@õооѳԽ˂y(tng)ȻЙC߷озQa(chn)
^a(chn)ButterfieldĻкYxõ1976Nakamura j.ˏùžĸȾNУYx19Nuù(Aspergillus souae)AJ7002a(chn)Ч^á [2]
1985Takagi Hо˔Mù(Paecilomyces sp.l-1)a(chn)PF101PF101ݲݗUcUơĸѪtࡢwSط̿XõЧ
1986Kuraneütƽt (Rhodococcuserythropolis)ƳɹϢNOC-1cUĸ{ˮˮúˮ̼ˮÛ{UˮȾИOõÓɫЧĿǰl(f)F(xin)^õ
ķ|ӽYcΠFĻԶӰһvԽԽԷԸӎ֧朻(lin)ԽԽa(chn)̎B(yng)ˮa(chn)ҲԽ̎ˮwzwxӵıYc늺ɌЧҲӰһЩָˮwеxeCa2+Mg2+ĴЧzwؓ늺ɣMܘγߝCa2+Ĵ߀ܱoܽøáȫȾh(hun)ă(yu)ct(y)ˎʳƷӹa(chn)ƷxIҲоĝڑÃrֵ
ԭ
xßoCXЙCx۱ϩ@PAMƳˮҺUˮa(chn)sp늌ʹUˮеđҸʧȥ(wn)zʹγw\wLһweÓxˮĶȥUˮеĴҸĶ_ˮ̎Ч߷xЧmrm̎ˮɫtҸﺬȷϿ_ŷŘ˜Ż˹עˮ͵Ļעˮ
ĿǰˮБ^VһNˎ^ˮ̎ˇвȱٵPIh(hun)(ji)仯Wɷֿɷ֞飺oC}ЙC߷Ñ(j)Uˮ|ͬMкxcUˮ̎OYϣʹUˮ̎ЧЧQˏUˮ̎y}
ڏUˮ̎еđЧˮ̎ʹUˮ̎Ч@ĿǰԓˎڸИI(y)Uˮ̎Б^V_(jng)ˮ̎O̎ˮ|܉Ҏ(gu)ŷŘ˜ЧֹˮȾF(xin)Đ_B(ti)h(hun)ɳm(x)l(f)չ
ЙC߷̎ퟒ͏Uˮʹˮcs|^صķx_
cЙC߷VԸȫoduȾh(hun)ɫʹ×lڏVV܉ձڽoˮˮ̎
1ߝЙCUˮ̎ߝЙCUˮҪa(chn)UˮһЩʳƷr(nng)SUˮUˮ֮̎ǰA̎MSPAәCָ]箐r(zhn)SPAseζUˮA̎һMˎĿͶ|@sС
2ӡȾUˮĴɫӡȾUˮɫɜ\Ms¶oȾ{̈́wSzϞЙC}ȶNY[ֹa(chn)I(y)UˮyµĶСy֮һ̎cһCODB/Cֵ^ϣɎ^ɫȸҽMs̎ӡȾUˮҪÓɫڸN̎ʽͶYöȰbռࡢ̎|СÓɫʸ߶VȡFNNH߂ثeҴĴɫӡȾUoеL
3 ߵЙCҸUˮĽQߵЙCҸUˮһN컯ϵďUˮy(tng)r(nng)ˇȡ̎ҲڸߎXˮ{úҵˮ̎⣬ڌͨ̎մɏSUˮˎUˮ(zhn)wUˮ
4QЧp׃½ڻrʹݷeָ(sh)ܺٽAϵտsrֻMȫ̎wϵЧ
ϢһN͵hδձ\ڸߵȟoCUˮĽQȾϏUĴɫ̎Ȍ̎@ʾˏʢ
1ˮ
ÏijˮзxľõĻϾȺˮM̎ʹˮ COD BOD ȥ_ 100 %
2ďUˮ
ǰҪ^w߳w߀ஔ(sh)ˎ NOC-1 5 minwUˮĝȏԭ1.4 ͵ 0.043ˎUˮĝȏ 17.2 ½ 0.35ȥʷքe 96.6 % 97.9 %ɵõҺütƽta(chn)̎ߏSUˮ̎Һ
3
аȫoduuʳƷUˮ̎б _˝MЧ⣬߀ɏVڳˮt(y)ԺˮʯUˮ켈UҺˎUˮȶ̎^
Լ 2 Ⱦǽоl(f)չһҪȫoduȡy(tng)څ
xҎ(gu)
Uˮ̎xҪ(j)wИI(y)ďUˮ ԁxͬr߀ҪĂh(hun)(ji); һxoCrҪ]Uˮijɷּ PH Ȼx^mϵһNF}X} FX}X}F}ȣ
xЙCr磺۱ϩ PAMҪǿҪõxӾ۱ϩ xӾ۱ϩ߀ǷxӾ۱ϩ xӾ۱ϩ(j)ˮȲͬһ
xӵxһÓˮ xӾ۱ϩxͺҪ ˮ̎Sһ õЏxӾ۱ϩ켈ӡȾSÓˮһxxӣt(y)ˎUˮһx xӵȵ
ÿһNUˮԼе xӾ۱ϩҪԗlʹã ӡȾS õx PAM ı^
е@ЩxͶҪ(j)ԇܴ_ ԇȴ_¼ˎ ^ ٶȣ̎ɱx(jng)mõˎ
Ď늺ܶӽYPķr˽śr˽Nđrˮx˸_JR
1Ď
(j)ˮẃxһvĎxԓѭ
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3
xȡQÓˮ̎OͬrҲʾ˾ۺ朵LxęCʽÓˮ̎O䣺ۺķԽԽMxÓˮ̎Fܵһܴļ^VʽÓˮ̎O䣺x^͵еȷ֮gͿԝMҪͬrԵõһõđ]ˮ
4ӽY
ӽYxȡQҪÓˮxķӽY֞飺ԽY֧Y(lin)W(wng)Y
ώׂ҂yl(f)F(xin)xкܴҎ(gu)ԵֻҪ҂ȥ^Ҏ(gu)ճȥYl(f)F(xin)ÿһNUˮضһNNԝMˮ̎Óˮr
ע
ڲl°l(f)Ƚ׃ͨQ齵(degradation)wF(xin)½ҺճȽ͡׃ʧЧܮa(chn)@Nõغܶʹ˶ԣ߷pamஔɚ|pamķԽԽa(chn)@Щ׃PؾԽС
ʮҕ@}tٺõҲȡЧF(xin)ľ۱ϩa(chn)Ʒķܸ@ܵĻA@NĴܵصӰ푶Ɖʹܴ½ƺʹ^̱JֹF(xin)@}
pamҺճȺЧܽ͵ҪУ
1CеãٔҺʩӏҵęCеʹӔ猢pamҺxıÃȔ½_75%øٔܽOݔ@ķ
2FPFpamҺм(2mg/l)F(fecl3)FPĩpʹ֮ɢpamҺճȺܱȽpamҺPFУ4Сrճ½78%Чܴ͡
3ߜصãpamӌߜغУ0.1%pamҺ80·4Сr2100f760f50·ཱུ1690f1050fpam80·4Сr330f30½pamԭķܵ370ftܟĽ
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5⾀ʹpamѸٽ4Сrʹpamķ1800f½1000fҺдٽ⡣pamĽͨ^xʽ(free radical chain reaction)l(f)a(chn)xضpamĽFķx⾀Ҳ@ҪעpamҺ½ΑB(ti)׃ɾ쏈L朠׃?yu)տs
pamкдؓ늻ųʹӳչB(ti)^L¶ԻFܘ(lin)Yã^ pam Һд^xӣڴؓ늻܇γp늌͕pؓ늻֮gʹpamD׃ɾB(ti)xӝԽ@NӰԽprxca2+^ҵرؓ늻ҿʹɂؓ늻(lin)˴ӵľs@Һճ½(ӵҺճȱȾӵͺܶ)ҲpamȻЧʹ@½
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2_PACҲҪԇ҃һԇ_PACΪʹÕrcȥЧ
3PACΪʹÕr^ЧAtԌHʹAֵ1/4--1/3ʣĹoCPAM
4ԇҴ_PACcCPAMӱPACʹAֵ1/3r_ҪCPAM팢PACЧ(lin)^mͨ^_PACcCPAMʹñ
ώײʹˮ̎I(y)@^Чc^͵ɱҲһ¹JͳɱMϡ
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2crgӰ푣һͶӵUˮкҪʹѸؔUɢˮСܽa(chn)zwcˮԭеzwҸ|γSSСĵ\@^ַQ^Ҫˮa(chn)ҵ^ĕrgʹˎcˮֻϣϕrgһҪ뵽2
3phֵAȵӰ푣phֵкܴӰԏUˮM̎r횳עЧphֵЙC߷phֵƲ̫phֵƫСrЧ^Ӱ푡oCUˮphֵ^ˮⷴa(chn)xҪˮⷴMС
4ضȵӰ푣ˮ،ЧҲӰ푣oCˮⷴᷴˮص͕rˮˮҲcˮPˮص͕rˮȴʹˮӵIJ\ӜpˮȾ|zwÓ(wn)cwγɲ˶ʹҪضzwgײa(chn)ۣضȳ^90z϶ʹϻֽa(chn)|Ч
a(chn)ˇ
1a(chn)ˇһ ˮⷨ
۷һˮⷨƂĮa(chn)ˮȥмӣHD)30%ՓHD70%Įa(chn)ͨ^۷ȡԓˮضȺ¼һҪͬrˮ^װl(f)ӽ⡣WļmӢ˲ˮ℩NaOHNa2CO3ˮⷨMоl(f)F(xin)NaOHмˮ߀мˮáҪֵõˮȣ<10%zNaOHˮ℩Ҫˮȣ10%z^NaOHNa2CO3ˮĶ^̕rg_^ˮֵ
Щ꣬|edz|ϩϩۺβͷПoɠhcˮⷨȣ۷ƵõAA/AMһ|ˮԲʶ|AA/AMˮⷨƂuOռS˽˱ϩˮҺۺϵĝl(f)wϵо̼}ۺwϵӲͬءEDTA-2NaԼۺwϵPHֵwۺˮԡضȌۺϮa(chn)|ܽܵӰҎ(gu)ɺԭQˮa(chn)|ca(chn)ܾۺ֮gì
оˮcˮrgwϵPHֵPϵͬˮȗlˮcrgPϵˮcضȵPϵ@˳|;۱ϩķl
2a(chn)ˇ ˮҺۺϷ
3a(chn)ˇ Һۺ
ҺۺϼҸۺ֮ǰҪƂ䷴zwɢwϵwˮҺɢ黯γˮ/ͣW/0)ǾɢwϵȻl(f)Mxۺ