CSTRUASB技术在养殖场沼气工程的应用赵春娟

36620116ENVIRONMENTALSCIENCEANDMANAGEMENTVol.36No.6June2011:2010-12-22:(1976-),,,,,,。:1674-6139(2011)06-0071-03CSTR+UASB赵春娟1,李丽2,栗兰波1,李凤林2(1.,153000;2.,153000)　:养殖场产生的粪污是有价值的可回收资源,采用CSTR和二次发酵技术相结合的工艺技术,对高TS的有机废水的处理具有较好的效果。经过处理,可实现废物的资源化利用,沼气燃烧的热量可用于对消化器的加温,保证设备在高寒地区的正常运行。沼渣、沼液可创造经济效益。该技术对高寒地区的沼气处理工程的应用具有推广意义,既创造了生态效率,又实现了经济效益。:养殖;CSTR;沼气工程;应用技术:X382.1:AApplicationofCSTR+UASBTechnologyinFarmBiogasProjectZhaoChunjuan1,LiLi2,LiLanbo1,LiFenglin2(1.YichunEnvironmentalProtectionResearchInstitute,Yichun153000,China;2.YichunEnvironmentalMonitoringStation,Yichun153000,China)Abstract:Manureproducedbyfarmsisavaluablerecyclableresource.ThecombinationofCSTRandsecondaryfermentationtechnologyhasachievedpreferableresultsinhightotalsolid(TS)organicwastewatertreatment.Afterprocessing,recyclingofthewastecanberealizedandbiogascombustionheatcanbeusedtoheatthedigestersoastoensurenormaloperationoftheequip-mentsincoldregion.Residue,biogasslurrycancreateeconomicbenefits.Thistechnologyhassignificantmeaningfortheappli-cationofbiogastreatmentprojectsincoldregions,becauseitnotonlycreatestheeco-efficiency,butalsoachieveseconomicbenefits.Keywords:farm;CSTR;biogasproject;application,,,,。、、,、、、、,,、。、N、P“”,,、、,,[1]。,UASB()USB(),HCPF()CSTR()。(CSTR),,。CSTR,,,,CSTR+,,CSTR,。CSTRUASB,,,·71·36620116·CSTR+UASBVol.36No.6June2011。(1)1　CSTRUASB1　1.1　10000,30m3,15t,100t。:CODcr:4000-8000mg/l;SS:3000～4000mg/l;pH:6.5～8。1.2　(2)2　1.3　1。1　CSTRUASBCODcr4000～80003500～6800650～850170～260SS3000～4500630～890290～40090～110pH6.8～7.46.8～7.47.0～7.57.3～7.51.4　:1.4.1　采用CSTR与UASB组合的发酵技术CSTR,。,,。:;,,;;,;、、、。:,;,。UASB:,,,;,,,,。:;;,,。CSTRUASB,。CSTR、,SS;CSTRUASBSS,UASB,。1.4.2　采用沼气锅炉,,CSTRUASB,,。CSTR(35±2)℃,TS10%,25。UASB8℃,2%,·72·36620116·CSTR+UASBVol.36No.6June2011。1.4.3　能源再利用,,,、。,,,。2　(1):,。30m3(2.5m×2m×1.5m),。(2)UASB:1200m3,。。,。(3)CSTR:,400m3CSTR2,。、、。1.5～2。,。(4):,,100m2(10m×10m);(5):150m3(5m×6m×5m);(6):CTRSUASBUASB,600m3。《》,,。(7):,6m3,0.35MW,,。3　3.1　,,1,0.7,。,,,。,,1.5,、、。、、,,。,,,;,、,、,、、,。,,,,,。,(75%),、,,、、、,、,,。,,、、,。3.2　700,(、、、)52.88。:40m3,1500m3,1650KWh。,60.23kwh,0.6/kwh,36.14,()1095,1.5t,43.8。,79.94。,,,25%,5.41。,21.65。,,,;,,,,,。4　CSTRUASB,,,,、,,,,。:[1]王志刚.中小型养殖场沼气工程技术的应用[J].中国环境管理干部学报,2008(2):92-107.·73·