化工区危废污泥干化焚烧项目的工艺设计与运行

＜＞200092、80%。、、、、2000。、。X703C1000－4602201720－0050－03ProcessDesignandOperationofHazardousWasteSludgeDryingandIncinerationProjectinaChemicalIndustryParkCHENＲu-chaoShanghaiMunicipalEngineeringDesignInstitute＜Group＞Co．Ltd．Shanghai200092ChinaAbstractInachemicalindustryparkofChinathetwo-stepthermaldryingprocesswithrotarykilnandthesecondarycombustionchamberhasbeenusedinahazardouswastesludgedryingandincin-erationprojecttoreducethehazardouswastedewateredsludgewithwatercontentof80%．Saturatedsteamproducedfromfluegasexhaust-heatboilerisusedforthehazardouswastesludgedrying．Thefluegastreatmentprocessincludestwo-stepdepicklingtwo-stepdenitrationactivatedcarbonadsorptionbag-typedustcollectorandfluegasreheatingunit．AsaresultthefluegasemissionindexcouldachievethecriteriaofEuropean2000forincinerationwasteemission．Thishazardouswastesludgedryingandin-cinerationprojecthasthehighestconstructionstandardofchemicalindustryparksinChina．Soitsdesignideacharacteristicsandoperationexperiencehavereferenceroleontheconstructionofsimilardomesticprojects．Keywordschemicalindustryparkshazardouswastesludgedryingincinerationfluegastreatment、、。60t/d80%。180%40℃≥1100℃。1。·05·3320201710CHINAWATEＲ＆WASTEWATEＲVol．33No．20Oct．20171Fig．1Flowchartofsludgetreatment22.180%。30m3。3m3/h211。80%。2.22500kg/h80%35%。1731kg/h50m21．0MPa、180℃。80%211。。1～3。。10min80%35%。90%。2.3+18．46t/d35%。35%4。、、5。1100℃1300℃。2s。60%40%。2.4、、。、。1。200～500℃1100℃500℃。1．9t/h1．1MPa、184℃。。2.5SNCＲ++++SCＲ++。SNCＲ+SCＲNOx95%NOx＜200mg/m3+·15·．watergasheat．com3320SO295%SO2＜50mg/m3+90%2000。3①。。、、、2000。②EPC。、、、、、。③、、。60t80%5．3t91．2%、。。41。78%57．26t/d12．6tDS/d12tDS/d。Ⅰ1。2000。12000Tab．1ComparisonbetweenthefluegasemissionindexesandEuropean2000incinerationwasteemissionindexes/mg·m－3/mg·m－3/mg·m－3/mg·m－3/mg·m－3/ngTEQ·m－34．940．19150．347．88．60．062000105020050100．11400kcal/kg1cal=4．186J2680kcal/kg。、NaOH、、。。。。1．J．20133519－20．2．J．2015312244－46．3．4J．2013180－84．4．J．201632275－79．5．J．2015311861－63．1986－、、。[e-mail]2017－05－15·25·3320．watergasheat．com