中國城市污水廠污泥處理的綜述
摘要:本文(wen)綜述了(le)(le)中國城(cheng)市污(wu)(wu)(wu)水處(chu)理廠的(de)分(fen)布,污(wu)(wu)(wu)水處(chu)理能力(li),城(cheng)市污(wu)(wu)(wu)水廠污(wu)(wu)(wu)泥(ni)(ni)的(de)性質,污(wu)(wu)(wu)泥(ni)(ni)量及污(wu)(wu)(wu)泥(ni)(ni)處(chu)理的(de)14種工藝流(liu)程(cheng)。對(dui)污(wu)(wu)(wu)泥(ni)(ni)處(chu)理作了(le)(le)經濟分(fen)析,指(zhi)出污(wu)(wu)(wu)泥(ni)(ni)處(chu)理存在的(de)問題,并(bing)進行了(le)(le)污(wu)(wu)(wu)泥(ni)(ni)處(chu)理方(fang)法的(de)研究以及污(wu)(wu)(wu)泥(ni)(ni)處(chu)理的(de)發展規劃。
關(guan)鍵詞:城市污水,污泥,性質,工藝流程,經濟(ji)分析,規劃
中(zhong)國城(cheng)市(shi)(shi)(shi)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui)廠污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)的綜(zong)述金儒霖(院長辦公(gong)室(shi))摘要本(ben)文綜(zong)述了(le)中(zhong)國城(cheng)市(shi)(shi)(shi)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)廠的分布,污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)能力,城(cheng)市(shi)(shi)(shi)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui)廠污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)的性(xing)質,污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)量及污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)的14種工藝流程。對(dui)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)作(zuo)了(le)經濟分析(xi),指出(chu)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)存在的問題,并進(jin)行了(le)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)方法的研究以及污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)的發展規劃。關鍵詞城(cheng)市(shi)(shi)(shi)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui);污(wu)(wu)(wu)(wu)(wu)(wu)(wu)泥(ni)(ni);性(xing)質;工藝流程;經濟分析(xi);規劃分類號(hao)X505X7031中(zhong)國城(cheng)市(shi)(shi)(shi)污(wu)(wu)(wu)(wu)(wu)(wu)(wu)水(shui)(shui)處(chu)(chu)(chu)理(li)(li)(li)(li)(li)廠發展現狀中(zhong)國現有(you)人(ren)(ren)口11億多,城(cheng)市(shi)(shi)(shi)550多個,城(cheng)市(shi)(shi)(shi)人(ren)(ren)口2.5~2.6億。
根(gen)據(ju)建設部(199年城(cheng)市建設統計年報》及1993年城(cheng)市污(wu)水處理事(shi)業(ye)的(de)發展,現有污(wu)水排放(fang)總量(含生(sheng)(sheng)活(huo)與(yu)工業(ye)污(wu)水)約為(wei)400億m‘/d,進人城(cheng)市下水道的(de)污(wu)水量(合生(sheng)(sheng)活(huo)與(yu)工業(ye)污(wu)水)為(wei)220億m’/d(其(qi)中生(sheng)(sheng)活(huo)污(wu)水占(zhan)40%,工業(ye)污(wu)水占(zhan)60%)。
全國已建成城市污水處理廠約119座(其中二級污水處理廠88座,一級污水處理廠31座),處理污水量為15.68億m’/d,污水處理量占污水排放總量的3.8%。如果包括工業污水處理廠的處理量,則處理量占污水排放總量的18%。城市污水處理廠產生的污泥量為:M級污水處理廠約為1.572萬m’/d,一級污水處理廠約為0.225萬m’/d,共計1.79
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