UASB能源生态型沼气工程与畜禽养殖场污水的处理利用覃舟

2007,26():427-429JournalofAgro-EnvironmentScienceUASB覃　舟,徐　钢(,310020)　:“、”,UASB,,,,,,,。:;UASB;;;:X703.1　　:A　　:1672-2043(2007)-0427-03TreatmentofWastewaterfromDomesticAnimalFarmbyUASBProcessQINZhou,XUGang(TheRuralEnergyOfficeofHangzhou,Hangzhou310020,China)Abstract:Combinedwithbreedingandgrowingunitedcharacteristicofdomesticanimalfarm,adoptingUASBprocessof“en-ergyecological”todisposeandreuseofwastewaterfrompigfarmwasdescribedinthepresentstudy.Throughexploitingbiogasandreusethewastewaterbesidesdisposingpollutions,wehavesuccessfullyrealizedzerodischargeofpollutions,reducedruncostofproject,increasedeconomicbenefitofthefarm,andreallywondoublegoalsofpollutiontreatmentandresourcereuse.Keywords:wastewaterfrompigfarm;UASB;energy-ecological;disposingandusing;biogas　　,、、,、、。,,,。　　,,,UASB“”,,、。20058,。16000,8.2:2007-03-22:　(1978—),,,,。E-mail:[e-mail]、100t,、。1。1Table1WaterqualityofthestudiedwastewaterfromthepigfarmCODCr/mg·L-1BOD5/mg·L-1SS/mg·L-1NH3-N/mg·L-1pH6000300020005006.5～8.0　　UASB“”1。,80%,,,,、UASB、。,。UASB、、,、、。:　　(1),,。(2)UASB、、、、。(3)UASB,、、、,,,。1　Figure1　Flowdiagramofthetreatmentprocessforthewastewater22.1　　,20m3,4.0h。AS16—2CB1(Q=29m3·h-1,N=1.6kW,H=7.6m)。2.2　　,,SL-1200×2800,,Q=30m3·h-1,0.4mm,SS30%～40%,80%～85%。2.3UASB　　UASB1,,、,(××)=11.3m×7.3m×8.47m,2。UASB,;,、、;AS16-2CB2,1。2UASBTable2ThemaindesignparametersoftheUASBreactor　/℃/dTS/%CODCr/kg·m-3·d-1/m3·m-3·d-125℃4.03.51.50.3～0.52.4。1,GS-60,450mm×1850mm,;2,1,TS-250,600mm×2200mm,。2.5、,:1,LMN-10;,6.4m×4.5m,100m3,,;,6.6m×4.7m。3　　　UASB(98%),。,,。　　2,,,130～180m3,UASBCODCr75%～85%,,。。4　4.13.78,4:428　　:UASB200710(1):1,2,0.55。(2):2,2.88。(3):,0.15。(4):,0.2。4.27.2/,:(1):UASB5.0m3,、、,3。(2):,N、P,。,4.2。5　　(1)UASB,、,,。　　(2)、,,,。:[1],.[M].:,2004.[2],,.[J].,2005,32(2):22-24.[3],,.[J].,2000,19(3):188-191.42926