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控制思路與要求

  (一)大力推進(jin)源(yuan)頭替代(dai)(dai)。通過使(shi)用(yong)(yong)水(shui)(shui)(shui)性、粉(fen)末、高(gao)固體(ti)分、無(wu)溶(rong)劑(ji)、輻(fu)射固化等(deng)(deng)低(di)(di)(di)(di)VOCs含量(liang)的(de)(de)(de)涂(tu)(tu)料(liao)(liao),水(shui)(shui)(shui)性、輻(fu)射固化、植物(wu)(wu)基(ji)等(deng)(deng)低(di)(di)(di)(di)VOCs含量(liang)的(de)(de)(de)油墨,水(shui)(shui)(shui)基(ji)、熱熔、無(wu)溶(rong)劑(ji)、輻(fu)射固化、改(gai)性、生物(wu)(wu)降解(jie)等(deng)(deng)低(di)(di)(di)(di)VOCs含量(liang)的(de)(de)(de)膠(jiao)粘劑(ji),以(yi)及低(di)(di)(di)(di)VOCs含量(liang)、低(di)(di)(di)(di)反應(ying)活(huo)性的(de)(de)(de)清洗劑(ji)等(deng)(deng),替代(dai)(dai)溶(rong)劑(ji)型涂(tu)(tu)料(liao)(liao)、油墨、膠(jiao)粘劑(ji)、清洗劑(ji)等(deng)(deng),從源(yuan)頭減少VOCs產(chan)生。工業(ye)(ye)涂(tu)(tu)裝(zhuang)(zhuang)(zhuang)、包裝(zhuang)(zhuang)(zhuang)印刷等(deng)(deng)行(xing)業(ye)(ye)要加大源(yuan)頭替代(dai)(dai)力度;化工行(xing)業(ye)(ye)要推廣(guang)使(shi)用(yong)(yong)低(di)(di)(di)(di)(無(wu))VOCs含量(liang)、低(di)(di)(di)(di)反應(ying)活(huo)性的(de)(de)(de)原輔材料(liao)(liao),加快(kuai)對芳香(xiang)烴(jing)、含鹵(lu)素(su)有(you)機化合物(wu)(wu)的(de)(de)(de)綠色替代(dai)(dai)。企業(ye)(ye)應(ying)大力推廣(guang)使(shi)用(yong)(yong)低(di)(di)(di)(di)VOCs含量(liang)木(mu)器(qi)涂(tu)(tu)料(liao)(liao)、車輛涂(tu)(tu)料(liao)(liao)、機械設備涂(tu)(tu)料(liao)(liao)、集裝(zhuang)(zhuang)(zhuang)箱涂(tu)(tu)料(liao)(liao)以(yi)及建(jian)筑物(wu)(wu)和(he)構筑物(wu)(wu)防(fang)護涂(tu)(tu)料(liao)(liao)等(deng)(deng),在(zai)技術成(cheng)熟的(de)(de)(de)行(xing)業(ye)(ye),推廣(guang)使(shi)用(yong)(yong)低(di)(di)(di)(di)VOCs含量(liang)油墨和(he)膠(jiao)粘劑(ji),重點區域到(dao)2020年年底前基(ji)本完成(cheng)。鼓勵加快(kuai)低(di)(di)(di)(di)VOCs含量(liang)涂(tu)(tu)料(liao)(liao)、油墨、膠(jiao)粘劑(ji)等(deng)(deng)研發和(he)生產(chan)。


  加(jia)強政策引導。企業采(cai)用符合國家有(you)關低(di)VOCs含(han)量產品規(gui)定的涂料(liao)、油墨、膠粘(zhan)劑(ji)等(deng),排放(fang)(fang)濃度(du)穩定達標(biao)且排放(fang)(fang)速(su)率、排放(fang)(fang)績效(xiao)等(deng)滿足相關規(gui)定的,相應生產工(gong)序可不(bu)要求建設末(mo)端治理設施。使用的原輔材(cai)料(liao)VOCs含(han)量(質量比)低(di)于10%的工(gong)序,可不(bu)要求采(cai)取無組織排放(fang)(fang)收(shou)集(ji)措施。


  (二)全面加(jia)強無(wu)(wu)組(zu)織排(pai)(pai)放(fang)(fang)控(kong)制。重(zhong)點對含(han)(han)VOCs物(wu)料(liao)(liao)(包括含(han)(han)VOCs原輔材料(liao)(liao)、含(han)(han)VOCs產品、含(han)(han)VOCs廢料(liao)(liao)以及(ji)有(you)機(ji)聚合物(wu)材料(liao)(liao)等)儲存、轉移(yi)和輸(shu)送(song)、設備與管線組(zu)件泄漏、敞開液(ye)面逸散以及(ji)工藝(yi)過程等五類排(pai)(pai)放(fang)(fang)源實(shi)施管控(kong),通過采取設備與場所密(mi)閉、工藝(yi)改(gai)進、廢氣有(you)效收集等措施,削減(jian)VOCs無(wu)(wu)組(zu)織排(pai)(pai)放(fang)(fang)。


  加強設(she)備與場(chang)所密(mi)(mi)閉(bi)(bi)管(guan)理。含(han)VOCs物料(liao)(liao)應儲存于密(mi)(mi)閉(bi)(bi)容器、包裝袋,高(gao)效(xiao)(xiao)密(mi)(mi)封(feng)儲罐,封(feng)閉(bi)(bi)式儲庫、料(liao)(liao)倉等(deng)。含(han)VOCs物料(liao)(liao)轉移(yi)和(he)輸送,應采(cai)用密(mi)(mi)閉(bi)(bi)管(guan)道或密(mi)(mi)閉(bi)(bi)容器、罐車(che)等(deng)。高(gao)VOCs含(han)量廢水(shui)(廢水(shui)液面上方100毫(hao)米處(chu)VOCs檢測濃度(du)超過200ppm,其中,重點(dian)區域(yu)超過100ppm,以碳計)的集輸、儲存和(he)處(chu)理過程,應加蓋密(mi)(mi)閉(bi)(bi)。含(han)VOCs物料(liao)(liao)生產和(he)使用過程,應采(cai)取有(you)效(xiao)(xiao)收集措施(shi)或在密(mi)(mi)閉(bi)(bi)空間中操作。


  推(tui)進使(shi)用(yong)(yong)(yong)先進生產工(gong)藝(yi)(yi)。通過采(cai)用(yong)(yong)(yong)全密閉、連續(xu)化(hua)(hua)、自動(dong)化(hua)(hua)等(deng)(deng)生產技(ji)術,以及高(gao)效工(gong)藝(yi)(yi)與設(she)備等(deng)(deng),減少工(gong)藝(yi)(yi)過程無(wu)組織排放。揮發性有機液體裝(zhuang)(zhuang)載優(you)先采(cai)用(yong)(yong)(yong)底部裝(zhuang)(zhuang)載方式。石化(hua)(hua)、化(hua)(hua)工(gong)行(xing)業(ye)重點推(tui)進使(shi)用(yong)(yong)(yong)低(無(wu))泄漏(lou)的(de)泵、壓縮機、過濾機、離心機、干燥設(she)備等(deng)(deng),推(tui)廣(guang)(guang)采(cai)用(yong)(yong)(yong)油品在線調和技(ji)術、密閉式循環水冷卻系統等(deng)(deng)。工(gong)業(ye)涂(tu)(tu)(tu)裝(zhuang)(zhuang)行(xing)業(ye)重點推(tui)進使(shi)用(yong)(yong)(yong)緊湊式涂(tu)(tu)(tu)裝(zhuang)(zhuang)工(gong)藝(yi)(yi),推(tui)廣(guang)(guang)采(cai)用(yong)(yong)(yong)輥涂(tu)(tu)(tu)、靜電噴(pen)(pen)(pen)涂(tu)(tu)(tu)、高(gao)壓無(wu)氣噴(pen)(pen)(pen)涂(tu)(tu)(tu)、空(kong)氣輔助無(wu)氣噴(pen)(pen)(pen)涂(tu)(tu)(tu)、熱噴(pen)(pen)(pen)涂(tu)(tu)(tu)等(deng)(deng)涂(tu)(tu)(tu)裝(zhuang)(zhuang)技(ji)術,鼓勵(li)企業(ye)采(cai)用(yong)(yong)(yong)自動(dong)化(hua)(hua)、智能化(hua)(hua)噴(pen)(pen)(pen)涂(tu)(tu)(tu)設(she)備替代人(ren)工(gong)噴(pen)(pen)(pen)涂(tu)(tu)(tu),減少使(shi)用(yong)(yong)(yong)空(kong)氣噴(pen)(pen)(pen)涂(tu)(tu)(tu)技(ji)術。包裝(zhuang)(zhuang)印刷行(xing)業(ye)大(da)力推(tui)廣(guang)(guang)使(shi)用(yong)(yong)(yong)無(wu)溶劑復合、擠出復合、共擠出復合技(ji)術,鼓勵(li)采(cai)用(yong)(yong)(yong)水性凹(ao)印、醇水凹(ao)印、輻射固化(hua)(hua)凹(ao)印、柔(rou)版印刷、無(wu)水膠印等(deng)(deng)印刷工(gong)藝(yi)(yi)。


  提高廢氣(qi)收(shou)集(ji)率(lv)。遵循“應收(shou)盡收(shou)、分(fen)質收(shou)集(ji)”的原(yuan)則,科學設計廢氣(qi)收(shou)集(ji)系統,將無組織(zhi)排放轉變為有組織(zhi)排放進行(xing)控(kong)制。采用全密閉(bi)(bi)集(ji)氣(qi)罩或(huo)密閉(bi)(bi)空間(jian)的,除(chu)行(xing)業有特殊(shu)要(yao)(yao)求(qiu)外,應保持微負(fu)壓狀態,并根據相關(guan)(guan)規(gui)范合理設置通風量(liang)。采用局(ju)部集(ji)氣(qi)罩的,距集(ji)氣(qi)罩開(kai)口面最遠處的VOCs無組織(zhi)排放位置,控(kong)制風速應不低(di)于0.3米/秒(miao),有行(xing)業要(yao)(yao)求(qiu)的按相關(guan)(guan)規(gui)定執行(xing)。


  加強設備(bei)與管線組件泄漏控制(zhi)。企業(ye)(ye)中載有氣態、液態VOCs物料的(de)設備(bei)與管線組件,密封(feng)點(dian)數量大(da)于(yu)等于(yu)2000個的(de),應按要求開展(zhan)LDAR工作。石化企業(ye)(ye)按行業(ye)(ye)排(pai)放標準規定執(zhi)行。


  (三)推(tui)進建設適(shi)(shi)(shi)宜高(gao)(gao)(gao)效(xiao)的(de)(de)治(zhi)(zhi)(zhi)污設施。企(qi)業新建治(zhi)(zhi)(zhi)污設施或對現有(you)治(zhi)(zhi)(zhi)污設施實施改造,應(ying)依據(ju)排放(fang)廢氣(qi)的(de)(de)濃(nong)(nong)度(du)、組分(fen)、風量,溫度(du)、濕(shi)度(du)、壓力,以(yi)及生(sheng)(sheng)(sheng)產(chan)工(gong)況等(deng)(deng),合理(li)選擇治(zhi)(zhi)(zhi)理(li)技(ji)術(shu)。鼓勵(li)企(qi)業采(cai)(cai)用(yong)多種(zhong)技(ji)術(shu)的(de)(de)組合工(gong)藝,提(ti)高(gao)(gao)(gao)VOCs治(zhi)(zhi)(zhi)理(li)效(xiao)率。低(di)濃(nong)(nong)度(du)、大風量廢氣(qi),宜采(cai)(cai)用(yong)沸石轉(zhuan)輪吸(xi)(xi)附(fu)(fu)、活性(xing)炭吸(xi)(xi)附(fu)(fu)、減(jian)風增濃(nong)(nong)等(deng)(deng)濃(nong)(nong)縮技(ji)術(shu),提(ti)高(gao)(gao)(gao)VOCs濃(nong)(nong)度(du)后(hou)凈化(hua)(hua)處(chu)理(li);高(gao)(gao)(gao)濃(nong)(nong)度(du)廢氣(qi),優(you)先進行溶(rong)(rong)劑回(hui)收(shou),難(nan)以(yi)回(hui)收(shou)的(de)(de),宜采(cai)(cai)用(yong)高(gao)(gao)(gao)溫焚燒、催化(hua)(hua)燃燒等(deng)(deng)技(ji)術(shu)。油氣(qi)(溶(rong)(rong)劑)回(hui)收(shou)宜采(cai)(cai)用(yong)冷凝+吸(xi)(xi)附(fu)(fu)、吸(xi)(xi)附(fu)(fu)+吸(xi)(xi)收(shou)、膜分(fen)離(li)+吸(xi)(xi)附(fu)(fu)等(deng)(deng)技(ji)術(shu)。低(di)溫等(deng)(deng)離(li)子、光催化(hua)(hua)、光氧(yang)化(hua)(hua)技(ji)術(shu)主要適(shi)(shi)(shi)用(yong)于惡臭異(yi)味等(deng)(deng)治(zhi)(zhi)(zhi)理(li);生(sheng)(sheng)(sheng)物法主要適(shi)(shi)(shi)用(yong)于低(di)濃(nong)(nong)度(du)VOCs廢氣(qi)治(zhi)(zhi)(zhi)理(li)和惡臭異(yi)味治(zhi)(zhi)(zhi)理(li)。非水(shui)溶(rong)(rong)性(xing)的(de)(de)VOCs廢氣(qi)禁止采(cai)(cai)用(yong)水(shui)或水(shui)溶(rong)(rong)液噴淋吸(xi)(xi)收(shou)處(chu)理(li)。采(cai)(cai)用(yong)一次(ci)性(xing)活性(xing)炭吸(xi)(xi)附(fu)(fu)技(ji)術(shu)的(de)(de),應(ying)定期更換活性(xing)炭,廢舊活性(xing)炭應(ying)再生(sheng)(sheng)(sheng)或處(chu)理(li)處(chu)置。有(you)條件的(de)(de)工(gong)業園區和產(chan)業集(ji)(ji)群(qun)等(deng)(deng),推(tui)廣(guang)集(ji)(ji)中(zhong)噴涂、溶(rong)(rong)劑集(ji)(ji)中(zhong)回(hui)收(shou)、活性(xing)炭集(ji)(ji)中(zhong)再生(sheng)(sheng)(sheng)等(deng)(deng),加強(qiang)資源共享,提(ti)高(gao)(gao)(gao)VOCs治(zhi)(zhi)(zhi)理(li)效(xiao)率。


  規(gui)(gui)范(fan)(fan)工(gong)程(cheng)設計。采(cai)用吸附(fu)處理(li)工(gong)藝的(de),應滿足《吸附(fu)法工(gong)業有機(ji)廢氣治(zhi)理(li)工(gong)程(cheng)技(ji)術規(gui)(gui)范(fan)(fan)》要求(qiu)(qiu)。采(cai)用催化燃燒工(gong)藝的(de),應滿足《催化燃燒法工(gong)業有機(ji)廢氣治(zhi)理(li)工(gong)程(cheng)技(ji)術規(gui)(gui)范(fan)(fan)》要求(qiu)(qiu)。采(cai)用蓄熱燃燒等其他處理(li)工(gong)藝的(de),應按(an)相關技(ji)術規(gui)(gui)范(fan)(fan)要求(qiu)(qiu)設計。


  實行(xing)重(zhong)(zhong)點排(pai)(pai)放(fang)源排(pai)(pai)放(fang)濃(nong)度(du)與去除(chu)(chu)效率(lv)雙重(zhong)(zhong)控制。車間或生(sheng)產設(she)施收集(ji)排(pai)(pai)放(fang)的(de)(de)廢氣(qi),VOCs初始排(pai)(pai)放(fang)速率(lv)大(da)于(yu)(yu)等于(yu)(yu)3千(qian)(qian)克/小時(shi)、重(zhong)(zhong)點區域大(da)于(yu)(yu)等于(yu)(yu)2千(qian)(qian)克/小時(shi)的(de)(de),應加大(da)控制力度(du),除(chu)(chu)確保排(pai)(pai)放(fang)濃(nong)度(du)穩(wen)定(ding)達標(biao)外,還應實行(xing)去除(chu)(chu)效率(lv)控制,去除(chu)(chu)效率(lv)不低于(yu)(yu)80%;采用的(de)(de)原輔材料符合國(guo)家有關(guan)低VOCs含量產品規定(ding)的(de)(de)除(chu)(chu)外,有行(xing)業排(pai)(pai)放(fang)標(biao)準(zhun)的(de)(de)按其相(xiang)關(guan)規定(ding)執行(xing)。


  (四)深(shen)入實施精細(xi)化管(guan)(guan)控(kong)(kong)。各地(di)應(ying)圍繞當(dang)地(di)環境空氣質(zhi)(zhi)量改善需(xu)求(qiu),根據O3、PM2.5來源解析,結合行(xing)業污(wu)染(ran)(ran)排放特征(zheng)和VOCs物(wu)質(zhi)(zhi)光化學反(fan)應(ying)活性(xing)等,確(que)定本地(di)區VOCs控(kong)(kong)制(zhi)的重點行(xing)業和重點污(wu)染(ran)(ran)物(wu),兼顧惡(e)臭污(wu)染(ran)(ran)物(wu)和有(you)毒有(you)害物(wu)質(zhi)(zhi)控(kong)(kong)制(zhi)等,提出有(you)效管(guan)(guan)控(kong)(kong)方案,提高VOCs治理的精準性(xing)、針對(dui)性(xing)和有(you)效性(xing)。全國(guo)重點控(kong)(kong)制(zhi)的VOCs物(wu)質(zhi)(zhi)見附件(jian)2。


  推行(xing)“一廠一策”制(zhi)度。各地(di)(di)應加強(qiang)對企(qi)業(ye)幫(bang)扶(fu)指(zhi)導,對本(ben)地(di)(di)污(wu)(wu)染物排放(fang)量較大(da)的(de)企(qi)業(ye),組(zu)織專(zhuan)家提供專(zhuan)業(ye)化技術支持,嚴格把關,指(zhi)導企(qi)業(ye)編制(zhi)切實可行(xing)的(de)污(wu)(wu)染治理(li)方案,明確(que)原輔材料替代、工(gong)藝改進(jin)、無(wu)組(zu)織排放(fang)管(guan)控、廢氣收集、治污(wu)(wu)設(she)施(shi)建設(she)等(deng)全(quan)過(guo)程減(jian)排要求,測算投資(zi)成本(ben)和(he)減(jian)排效(xiao)益(yi),為(wei)企(qi)業(ye)有效(xiao)開(kai)展VOCs綜合治理(li)提供技術服務。重點區域(yu)應組(zu)織本(ben)地(di)(di)VOCs排放(fang)量較大(da)的(de)企(qi)業(ye)開(kai)展“一廠一策”方案編制(zhi)工(gong)作(zuo),2020年(nian)6月底前基本(ben)完(wan)成;適(shi)時開(kai)展治理(li)效(xiao)果后(hou)評估工(gong)作(zuo),各地(di)(di)出臺的(de)補貼(tie)政(zheng)策要與減(jian)排效(xiao)果緊密掛鉤(gou)。鼓(gu)勵地(di)(di)方對重點行(xing)業(ye)推行(xing)強(qiang)制(zhi)性清潔生產審核(he)。


  加強(qiang)企(qi)業運(yun)行管(guan)理(li)。企(qi)業應(ying)系(xi)統梳理(li)VOCs排放主要(yao)環節(jie)和(he)工(gong)序(xu),包括啟停機、檢維修作業等,制定(ding)具(ju)體操作規(gui)程,落實到具(ju)體責任人(ren)。健全內部考核(he)制度。加強(qiang)人(ren)員能力培訓和(he)技(ji)術交流。建立管(guan)理(li)臺賬,記錄(lu)(lu)企(qi)業生產和(he)治污(wu)設(she)施運(yun)行的關鍵參數(shu)(shu)(見附件3),在(zai)線監控(kong)參數(shu)(shu)要(yao)確(que)保(bao)能夠實時調取,相關臺賬記錄(lu)(lu)至少保(bao)存三年(nian)。


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