()JournalofXinyangTeachersCollege12 2 19994(NaturalScienceEdition)Vol.12No.2Apr.1999(Ⅱ)刘德启攵 张景伟 夏志新(., 464000) 本文着重于不完全厌氧反应器的设计参数和控制因素的研究分析,结果认为不完全厌氧反应器属上流式污泥床,圆形的池体圆形环状均匀布水效最好,投资最少;为了使实际运行的反应速率K接近于理论速率,必须从反应器内废水的pH、温度、HRT和营养平衡等方面进行科学管理;并提出了HRT的确定依据。 不完全厌氧工艺;池体设计;控制因素 X141 ,——,,,。,K,,,、。1 1.1 ,。,HRT。,,。: Vd≥Vu(1) X·HRT=C(2) :Vd——(m/h);Vu——(m/h);X——(g/L);HRT——(h);C——Qc。1 :1,0.3416m1.2 ,,,,,,,,,,1996《》。1998—10—26。(Qc),,,1。1,,,,2。2 2,,。 (2),X,(HRT),。2,,(1)。HRT,,。3,HRT。1.3 3HRT。,HRTDOpH。3 HRTDO,DO0.5mg/L,,DOHRT,。,DO。,pHHRT,,。、,pH,HRT。HRT190min(3.17h)(2)。,HRT,Co。Co=28.0g/L。Q(m3/d),U=124Q·HRT(m3)。2CoVo,qo=24Vo(m3/m2.d)A=Q24Vo(m2),,D:226() 19994D=A/π4=Q6πVo(m)10,000m3HRT=190min,2、3,:HRT=190min(3.17h)Co=28.0g/LUo=1320.8m3Vo=2.4m/hqo=24×2.4=57.6m3/m2.dA=173.6(m2)D=14.9m≈15.0m2 2.1 pH,pH,,pH,pH=7.0。——,COD,,,pH,,K,K。,pHK,。2.2 ,T10℃。;T45℃,,10~45℃,,KT。2.3 HRTpHT,HRTCOD,。:COD;BOD/COD。COD;。HRT,,,。HRT,。,,“”(Ⅰ)。,DOpH,。2.4,,,,。Fe2+。:Fe2+,DO=0,,SO42-,S2-,S2-,,,,Fe2+,S2-FeS,S2-。3 3.1 ,:。3.2 HRT。3.3 、。K,pH、T、HRT。(下转第247页)22712 2 :(Ⅱ)5 ..:,1994.286~287.6 .,,1997,15(1):53.7 ..:.:,1998.80~199.TheNewRecordsofButterfliesinHenanProvinceLuDongsheng HuJicheng(DeptofBiol,XinyangTeachersCollege,XinyangHenan;China464000) Absteact ThenewthreespeciesofButterfliesinHenanprovincewererecorded,whichareYpthimalisandraparnaranaso,pelopidasagna. Keyworels Henan;Butterflies;Newrecord 任长江(上接第227页) 1 ,.——.,1993.1~7.2 ,,..,1993.1~207DesignandControlonPools'BadyoftheHalfAnaerobicProcess(Ⅱ)LiuDeqi ZhangJingwei XiaZhixin(DeptofChemicalEngineering,XinyangTeachersCollege.Xingyang,Henan;China464000)Abstract Themaindesigncoefficientsofpools'balyandcontrolfactorsinthehalfanaerobicprocesswerestudied.Thishalfanerobicpoolwasthoughtbelongstotheupflowmudbed,andithasgoodtreatmentandgoodlowerinvestmentwithcircularpoolbodyandcircularwell-distrbutiedwaterForthereasonofthelivereactiveratiokneartothetheoryreactiveratiok,wemustmanagescientificallythefactors:pHTHRT,nutirtion-balanceofsewageinreactivepool.Keywords Halfanerobicdegestionprcess;Poolbodydesign;Controlfactors 张建合24712 1 :3