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I(y)ԴҊVOCsg(sh)оM(jn)չ

时间2019-03-18     作者admin转载   来自h(hun)^l

S(jng)(j)l(f)չI(y)a(chn)(hu)a(chn)ē]l(f)ЙC(j)(VOCs)VOCs (jng)^Ч̎ŷŵ(hu)a(chn)(yn)صĭh(hun)}Ӱ˂ĽľC 2010 ԁ(li)I(y)Դ VOCsĎ׷NҊ(ȼ͜صxw߻﷨)оM(jn)չUă(yu)ȱc(din)m÷ȥЧʹڵĆ}ڞ鹤I(y)Դ VOCsо͑(yng)ṩ慢

SI(y)l(f)չ͇(yn)صĿ՚F˂?c)?li)ԽP(gun)עh(hun)՚|(zh)Щ VOCs ж߀°L(fng)U(xin)籽ͼȩЩVOCs(jng)^⻯W(xu)ɹ⻯W(xu)FͶЙC(j)zжЙC(j)z PM 2.5 ҪMɲ⻯W(xu)F PM 2.5 (hu)γɻF(xin)(du)ҊȮa(chn)ӰЩ VOCs(Ȱ)(hu)ֱĴеijɳնI(y)Դ VOCsg(sh)˸İl(f)չ

1 ȼ

ȼҪֱȼȼ߻ȼ߻ȼķN

ֱȼˇ(jin)Чʸȼa(chn)Ҫ H2OCO2ֱȼ\(yn)Мضһ 750 棬ܺĸ߀(hu)a(chn) NOx ȶȾ(dng) VOCs С 1000 ppm r(sh)Hȼa(chn)ğo(w)SȼҪoȼϡ

ʒƳʽD(zhun)Qʽԓ(du) VOCs ̎Чʞ 96 %ȳҎ(gu)ٟt(ji)70 %~90 %̎^ߝ VOCsŷŲ_(d)(bio)ȼ(du)(sh)Ht(y)ˎЙC(j)Uеļױ״ȼѺĚ߻૵ȥʷքe 88.0 %94.8 %95.3 %96.8 % 94.6 %_(d)(bio)ŷţҲ^}M(jn)ڂմwױyT׸g

߻ȼȼضȵ(ͨС 400 )Чʸa(chn)(NOxͶfӢ)(du)͝(<1000 ppm)VOCsҲд߻Чȃ(yu)c(din)(du)چһٴ߻(f)Ͻ߻ܰl(f)]f(xi)ͬЧ(yng)߻ܡ

F(xin)Ҫʹؓ(f)dʹ߻?yn)߻Ĵ߻ܲHȡQڼ{׽xӵĻԳɷ߀ȡQؓ(f)dؓ(f)dͨ^Ӱ푴߻ԽMֵķɢȣĶӰ푴߻ӺY(ZSM-5MCM-41 SBA-15)dzҊؓ(f)d֮һ˽Qy(tng)ӺY׏С͏(qing)K|(zh)y}ϳɳ˾пق|(zh)ܵĽ׷ӺY

(yng)xӕ(hu)Ӱ푽׷ӺYĴ߻ȼChunyu Chen Ƃͬ(yng)xؓ(f)dPt-R/Meso-AZSM-5(A=H + Na + K + Cs + )߻Pt-R/Meso-KZSM-5175 ´߻ȼױȥ_(d)98 %@N߻ܷ(wn)ԺˮͶ̼(du)á

ȼĻA(ch)߻ȼҦȲ Pd/Zr-Mn-O/dw߻׃Q(yng)д߻ȼױױȞ 800~3200 mg/m3 ȥʴ 96.5 %Ҵ߻ĻҪȂy(tng)̶ĸ 10%׃Qȼ(yng)̶߻(yng)Qᴲһw@ߟδ(li)(yng)_l(f)߻߷(wn)ߙC(j)е(qing)r(ji)ˮܺͿжõĴ߻߻

2 ͜صxw

͜صxwlغ()̎ VOCs NV(uN)(du)͝ VOCs(100 mg/m 3 )̎Чʴ90%džһĵ͜صxwa(chn)^ĶȾa(chn)(NOx֬NHCNCH3CN O3)ԴЧʺ͵Vʵ͜͡صxwf(xi)ͬ߻ЧʸO3ȴ󽵵CO2xԸa(chn)Nٺ͝ȸ ܵP(gun)ע

͜صxw늵ķʽҊǽ|(zh)늷оl(f)F(xin)ߴ߻ijֽ늳(sh)ԶڽVOCsߴ߻늳(sh)һʹFw߻ߴ߻ڷ(yng)ߌ߻ؓ(f)d

߻ VOCs VOCs ͣr(sh)gӴ VOCs cӵײC(j)ĶЧʡȥʺCO2x߻Ԍ(du)ȾĽ;Ӱ푺ܴ󣬴߻^t^ҪښM(jn)(dng)^(qing)r(sh)ô VOCs ȱڴ߻ga(chn)ȻÓcӷ(yng)M(jn)һ

͜صxwf(xi)ͬ߻ VOCs ͻ}ȥc֮ܺgì⣬͜صxwf(xi)ͬ߻߀(hu)a(chn)һЩȾH] VOCs ҲDzġ錍(sh)F(xin)͜صxwf(xi)ͬ߻I(y)(yng)ڿ]ԴЧʺ͸a(chn)ėl VOCs ȥʣоa(chn)γɺͽC(j)ʹⷴ(yng)xԡ

3 ߻

߻з(yng)lغ()o(w)xԵ VOCsͬr(sh)N VOCsͶY\(yn)гɱO(sh)Ͳ(jin)εȃ(yu)c(din)؄em̎͝ VOCs(<1000 mg/m3)(j)ʹõĹԴL(zhng)ɷ֞߻ͿҊ߻

TiO2õĹ߻ձʹõⲨL(zhng) 185nm254 nm 356 nmвL(zhng)200 nm Qܮa(chn)O3(qing)߻ VOCsЧ 254 nm L(zhng)Ĵ߻Чáf(xi)ͬ߻ VOCsЧҲ(yu)چΪ(d)ij߻ijO3ȸߣԿ]ʹÌ(du)O3ֽ^ߵ|(zh)s TiO2ͳO3

TiO2߻߻ȥʺ͹ʲߵȲ㡣ͨ^(du) TiO2M(jn)иԣʹ TiO2،V푑(yng)ƹѨӏ(f)߹ʺȥʣԵķГsؽٳeͰ댧(do)w(f)ϵȡ

˿˷ҸB(ti)߻׾ۈF(tun)ʧȱc(din)Լߴ߻ɢȺʹ߻߻ͨؓ(f)dڱȱeIJĭٲӺYпwSĤᘌ(du)yԹ̶Ć}Ɍ TiO2Y(ji)(gu)ɼ{΢ʽоl(f)F(xin)׼{ TiO2΢܏(qing)SĹ߻(yng)l(f)]f(xi)ͬ

߻ⷨоҪЌҸЧĴ߻VOCsȥҺmdwƴ߻̶_չҊ߻о

4 ﷨

﷨̎ˮ VOCs ăЧ(yng)lغͣܺСo(w)ȾͶY\(yn)M(fi)õ͵ȃ(yu)c(din)ڹI(y)ϏV̎L(fng)͝ȡ(du)o(w)ԵЙC(j)U

ΞV(biotrickling filterBTF)Чȥе͝ȵVOCs ϚwͰH2SЙC(j)U˲r(sh)rlȥMֺVOCsҲи߶ȏԡL(zhng)\(yn)ΞVF(xin)\(yn)ܐF(xin)Ҫ^ԭ^۷eǾԷֲĤԽ

оl(f)F(xin)ͨ΢@(qing)΢Ĵx΢L(zhng)pϴӿ϶ʜpСʹBTFֲ(du)όӶL(zhng)BTF\(yn)Ⱦȥؓ(f)ɺ͵V

(du)ͨΞVñԄͽxӏ(qing)ΞVغҊF(xin)^۷e@?q)̎ߝˮ?VOCs ṩµĽQk

Ĥﷴ(yng)Կ˷y(tng)﷨(ϴ^VΞV)|(zh)ʵͣr(sh)gL(zhng)ͷ(yng)weȆ}m̎͝ȡBm(x)B(ti)˲r(sh)B(ti)VOCsϚĤϛQĤﷴ(yng)ȥ߶ˮVOCsܣ(li)оĤҪˮԾۺпwSĤ PDMSĤϩĤ;Ĥ

ֵעĤﷴ(yng)(yng)̎M VOCswr(sh)һNwһNwĬF(xin)ΞVڑ(yng)Ĥﷴ(yng)VOCsϚwr(sh)Ҫؿ]wͼw֮g໥

ﷴ(yng)オ⹦ܣȂy(tng)﷨Ђ|(zh)ʸԽˮ VOCs VOCsԽ(du)΢ﶾԵȃ(yu)c(din) F(xin)^õİl(f)չǰ

y(tng)﷨õVо(yng)Ǵڂ|(zh)ʵͣ͡r(sh)gL(zhng)ͷ(yng)weȆ}Ĥﷴ(yng)̓ﷴ(yng)Կ˷}ǽЧдM(jn)һﷴ(yng)l(f)չP(gun)I߀ҵȫЧķˮ

5 Y(ji)Z(y)

S´ⷨij_(ti)VOCsM(fi)Լ(du)h(hun)՚|(zh)ĸ߶P(gun)עVOCsI(lng)R޴İl(f)չC(j)ȼ͜صxw߻﷨ǹI(y)Դб^Ҋ VOCsg(sh)Ȼһ̎g(sh)ĽЧ߀M߀Ҫ^m(x)о

(sh)H(yng)ձʹÃɷNϼg(sh)ĽMԏa(b)һg(sh)IJxĕr(sh)򣬑(yng)ȸ(j)ЙC(j)UNM(jn)ڝL(fng)͜؝ȵȗlY(ji)ÿN̎m÷ȥЧͶY\(yn)I(yng)ɱK_̎


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