تقييم كفاءة محطة معالجة مياه الصرف الصحي في النجف الأشرف
Abstract
ﺗﻢ ﺗﻘﯿﯿﻢ ﻛﻔﺎءة ﻣﺤﻄﺔ ﻣﻌﺎﻟﺠﺔ ﻣﯿﺎه اﻟﺼﺮف اﻟﺼﺤﻲ ﻓﻲ اﻟﻨﺠﻒ اﻻﺷﺮف ﻟﻠﻔﺘﺮة ﻣﻦ ٢٠٠٨/١/١ وﻟﻐﺎﯾﺔ ٢٠٠٨/١٢/٣١ ﺣﯿﺚ درﺳﺖ ﻣﺤﺪدات اﻟﺘﻠﻮث اﻟﺒﯿﺌﻲ ﻟﻠﻤﯿﺎه اﻟﻮاردة إﻟﻰ اﻟﻤﺤﻄﺔ واﻟﻤﯿﺎه اﻟﻤﻌﺎﻟﺠﺔ وﻗﺒﻞ ﺗﺼﺮﯾﻔﮭﺎ ﻟﻠﻨﮭﺮ وﺷﻤﻠﺖ ھﺬه اﻟﻤﺤﺪدات ﻛﻞ ﻣﻦ اﻻﺣﺘﯿﺎج اﻟﺤﯿﻮي ﻟﻸوﻛﺴﺠﯿﻦ ( BOD) واﻻﺣﺘﯿﺎج اﻟﻜﯿﻤﯿﺎﺋﻲ ﻟﻸوﻛﺴﺠﯿﻦ (COD) واﻟﻤﻮاد اﻟﻌﺎﻟﻘﺔ اﻟﺼﻠﺒﺔ اﻟﻜﻠﯿﺔ ( TSS ) و(pH) ودرﺟﺔ اﻟﺤﺮارة وﺗﺮﻛﯿﺰ اﻟﻔﻮﺳﻔﺎت(PO4-3) واﻟﻜﺒﺮﯾﺘﺎت (SO4-2) واﻟﻨﺘﺮات (-NO3) واﻟﻜﻠﻮرﯾﺪات (-Cl) واﻻﻣﻮﻧﯿﺎ واﻟﺸﺤﻮم واﻟﺰﯾﻮت . وﻗﺪ ﻟﻮﺣﻆ أن ﻛﻔﺎءة اﻟﻤﺤﻄﺔ ﻓﻲ اﻟﺘﺨﻠﺺ ﻣﻦ (BOD) ﺗﺼﻞ إﻟﻰ 81.5% وﻣﻦ (COD) إﻟﻰ 76 % وﻣﻦ (TSS) ﺑﺤﺪود 66 %. وﺑﺸﻜﻞ ﻋﺎم ﻓﺎن اﻟﻤﺤﻄﺔ ﺗﻌﻤﻞ ﺑﻜﻔﺎءة ﺟﯿﺪة ﺣﯿﺚ إن طﺎﻗﺘﮭﺎ اﻟﺘﺼﻤﯿﻤﯿﺔ ﺗﺒﻠﻎ 35000 ﻣﺘﺮ ﻣﻜﻌﺐ/اﻟﯿﻮم و طﺎﻗﺘﮭﺎ اﻟﻤﺘﺎﺣﺔ ﺗﺒﻠﻎ 28000 ﻣﺘﺮ ﻣﻜﻌﺐ/اﻟﯿﻮم وان ﻣﻌﺪل اﻟﺠﺮﯾﺎن اﻟﺪاﺧﻞ ﻟﻠﻤﺤﻄﺔ ﺧﻼل اﻟﻌﺎم اﻟﻤﺬﻛﻮر ﻛﺎن ﯾﺒﻠﻎ 24000 ﻣﺘﺮ ﻣﻜﻌﺐ/اﻟﯿﻮم .Downloads
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