Uˮ̎g(sh) ӻx߃(yu)
l(f)ڣ2020-09-24 c547
(dng)£ˮ(bio)}ҕP(gun)̎g(sh)S㼊ӿF(xin)ÓﻯcȻW(xu)xӽQÓЃ(yu)
Sr(nng)I(y)a(chn)İl(f)չˮƽŷѳɞh(hun)ҪȾԴP(gun)ע(jng)(j)ЧؿưUˮȾѽ(jng)ɞ鮔(dng)h(hun)Rشn}
1 UˮāԴ
|(zh)M(jn)ˮh(hun);ҪȻ^̺Ӄɂ|(zh)M(jn)ˮh(hun)ȻԴ^ҪˮmЅ^(q)̵˹ϳɵĻW(xu)ˮwеIB(yng)ԪصҪԴδr(nng)õĵ^ֱr(nng)ˮ͵ر폽ˮ͵رˮS(jng)(j)İl(f)չԽԽຬȾŷŽoh(hun)˘OΣڏUˮЙCB(ti)B(ti)(NH4+-N)B(ti)(NO3--N)ԼB(ti)(NO2--N)ȶNʽB(ti)ҪĴʽ֮һUˮеİָxx@ʽڵĵҪԴˮкЙCķֽϳɰȹI(y)UˮԼr(nng)ˮȾԴŷŷŵĝ׃
2 UˮΣ
ˮh(hun)д^İɶкӰ푣
(1)NH4+-NˮwܽȽ(do)ˮwl(f)ڰl(f)ˮ|(zh)½ˮֲӰĭh(hun)lUˮЙCD(zhun)NH4+-NNH4+-N߀ԭğoCΑB(ti)M(jn)һD(zhun)NO2--NNO3--N(j)(yng)ӋP(gun)ϵ1gNH4+-NNO2--N3.43 gNO3--N4.57g
(2)ˮеغ̫(do)ˮwIB(yng)M(jn)һϵеć(yn)غڵĴڣʹ((sh))Ĕ(sh)ˮwl(f)IB(yng)F(xin)Y(ji)ɣVɞV\D(zhun)ڿṣĶˮ̎MKˮ\xĽKa(chn)ɮa(chn)ɫȺζĻ{(ln)-Ga(chn)Ķأp~ĸʹˮwгF(xin)̝F(xin)
(3)ˮеNO2--NNO3--N˺ˮ^ΣLNO3--N^10mg/Lˮl(f)FѪtװY(dng)ѪҺиFѪt_(d)70mg/Ll(f)ϢˮеNO2--NͰÕɁ|(zh)NH4+-Nȷ(yng)ȰȰñСˮ(dng)NH4+-Nڕrˮ̎SҪļĶ̎ɱ
3 Uˮ̎Ҫg(sh)
Ŀǰ(ni)ⰱUˮ̎cȻW(xu)xӽQÓÓȶN@Щg(sh)ɷ֞W(xu)Óg(sh)ɴ
Ó
ȥ^轛(jng)ɂAΡAΞ^lB(ti)D(zhun)遆B(ti)B(ti)^ڶAΞ鷴^ˮеB(ti)́B(ti)ڟol(B(yng)B(yng)аl(f)F(xin)ҷNܶ)߀ԭD(zhun)鵪ڴ^УЙC(״ǵ)ӹwṩҊÓ̿Է֞3քeǶ༉ϵy(tng)μϵy(tng)Ĥϵy(tng)
༉ϵy(tng)
̿Եõஔ(dng)õBOD5ȥЧÓЧȱcL(gu)MøҪ̼Դ\MøˮКһ״
μϵy(tng)
μϵy(tng)ʽǰ÷ϵy(tng)÷ϵy(tng)湤ϵy(tng)ǰ÷ÓͨQA/Ocy(tng)ÓˇȣA/Oˇ̺(gu)١Mõ̼Դˮˮ|(zh)ߵȃ(yu)cʽϵy(tng)ҺȱЙCһ߀Ҫ˹Ͷ̼ԴÓЧɸǰʽՓϿɽӽ100%Ó湤ÓҪɃɂ(lin)ӽMͨ^ēQM(jn)ˮͳˮķɂӽȱͺėl\ԓϵy(tng)|(zh)A/Oϵy(tng)ý湤ķʽ˻ҺĻÓЧ(yu)һA/Oȱc\йM^һӋCԄӲϵy(tng)
Ĥϵy(tng)
A/Oϵy(tng)еȱغͺظĞ̶Ĥ(yng)γĤÓϵy(tng)ϵy(tng)Б(yng)лҺȱĺ(yng)бm(yng)ڷͺ(yng)ăɂϵy(tng)
ﻯ
ﻯõW(xu)cȻW(xu)xӽQÓҺĤ늝Bʹʽȡ
cȻ
Bm(x)cȻ̎UˮһNˮеİcȷ(yng)ɵˮаȥĻW(xu)̎ԓ߀ͬrʹһЙCoC(jng)Ȼ̎ijˮ߀(yng)M(jn)һÓ̎
ںаˮͶӴHClO(dng)pHֵԸrSͶM(jn)Ҫ(yng)
NH3 + HClO NH2Cl + H2O
NH2Cl + HClO NHCl2 + H2O
NH2Cl + NHCl2 N2 + 3H+ + 3Cl-
ͶͰ֮(QCl/N)5.07rM(jn)ʽ(yng)һȰ(NH2Cl)ˮȝSͶӣһȰʽM(jn)з(yng)ɶȰ(NHCl2)ͬrM(jn)ʽ(yng)ˮеNN2ȥY(ji)ǣˮеȝSCl/NpС(dng)Cl/Nֵ_(d)ij(sh)ֵϕrδ(yng)Ĵ(x)࣬ˮКȵĝٴ@СֵcQ鲻Bm(x)c((x)TQc)˕rCl/NȰՓӋ7.6Uˮ̎cUˮеЙCﷴ(yng)C1/Nȑ(yng)Փֵ7.6Щͨ10⣬(dng)pHԷrԗl¶ȰډAԗlÓЧʽ
pHֵ67ÿmgͶ10mg|0.52.0hrȥʞ90%100%˴˷͝ȰUˮm
̎rČHȚȡQڜضpHÿmgЕrҪ910mgȚcȻ̎ijˮŷǰһû̿SO2M(jn)зȻԳȥˮКȡmȻȻ(yng)ѸO(sh)ͶY٣ҺȵİȫʹúAҪ̎ɱҲ^ôȰl(f)bôҺȫ\MÿԽĿǰ(ni)Ȱl(f)bõĮa(chn)̫С҃rFȻһmڽoˮ̫̎m̎ˮߝȵİUˮ
W(xu)
W(xu)ˮͶijNW(xu)ˎcˮеܽ|(zh)l(f)(yng)yˮ}γɳȥĶˮܽ|(zh)ĺ(dng)ںNH4+ďUˮмPO43-Mg2+xӕrl(f)·(yng)
NH4+ + PO43- + Mg2+ MgNH4PO4 yˮMgNH4PO4Ķ_(d)ȥˮаĿġõijҊ턩Mg(OH)2H3PO4m˵pHֵ9.011Ͷ|(zh)H3PO4/Mg(OH)21.53.5UˮаС900mg/Lrȥ90%һNܺõď(f)ϷMg(OH)2H3PO4ăr^Fɱ^̎ߝȰUˮԓUˮмPO43-ɶȾ
xӽQ
xӽQČ|(zh)Dzxӻ(xӽQ)ϵĿɽQxcUˮеͬxӵĽQ(yng)һN^ͨǿԻW(xu)ʯһNȻxӽQ|(zh)rh(yun)xӽQ֬ҌNH4+-NxԵ^ߵxӽQzʯбl(f)ʯxӽQƽÿ10 0gஔ(dng)213223mg|(zh)(m.e)HȻʯкв|(zh)Լ^ߵķʯQÿ10 0g20 0m.eһ10 0150m.eʯxӽQxӽQxӵxQǣCs()>Rb()>K()>NH4+>Sr()>Na()>Ca()>Fe()>Al()>Mg()>Li()O(sh)Ӌ(yng)UˮpHֵ(yng){(dio)69ؽٴwϛ]ʲôӰA١AгMgⶼӰCaʯxӽQӰ푱NaKʯͺM(jn)ԲҺȼҺNaOHNaClڏUˮкCa2+ʹʯȥʳʲԵĽҪ]a
Ó
ÓnjUˮ{(dio)(ji)AԣȻͨ՚ͨ^Һ|UˮеxÓͨߏUˮضȣĶһpHֵrÓİıԓ̎r迼]ŷŵx(yng)ϰĴŷŘ(bio)(zhn)ɶȾ͝ȏUˮͨڳÿ՚ⴵÓʯͻЙCɫұИI(y)ĸߝȏUˮtM(jn)дÓ
ҺĤ
SJ(rn)ҺĤxпܳɞ^ȡ֮ĵڶxg(sh)mڵ͝ȽxἃUˮ̎^ҺĤȥęCǣB(ti)NH3-NĤ࣬Ĥߝȵ(c)ͨ^ĤĔUɢwƣ_(d)Ĥ(ni)(c)c(ni)cĤ(ni)еl(f)Ó(yng)ɵNH4+(wn)Ĥ(ni)Ĥ(ni)ɂ(c)ȲƄ£Ӳͨ^ĤBUɢwĤ(ni)(c)Ķ_(d)xȥĿ
늝B
늝BһNĤxg(sh)ʩĤ֮g늉ȥˮҺܽĹw늝BҵꖝBĤ֮gʩֱ늉(dng)M(jn)ˮͨ^xӝBĤr@xӼxʩ늉Ӱͨ^ĤM(jn)һ(c)ĝˮвڝˮмM(jn)ˮзx
ʽ
ʽ20o(j)80Hϰl(f)չһNUˮ¼g(sh)һضʹ(jng)՚ʹˮеЙCͰքeֽCO2N2H2Oȟo|(zh)_(d)ĿԓЃЧʸ(Uˮ(jng)_(d)ˮ(bio)(zhn))̺ռeٵc(jng)ꑪ(yng)c`@һUˮ̎ĽO(sh)\MÃH鳣Ҏ(gu)60 %ڼg(sh)Ϻͽ(jng)(j)Ͼ^ĸ