Rheology of gelling polymers used in reservoir water shutoff treatments
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Saudi Digital Library
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ﻓﻲ ﻫﺫﺍ ﺍﻟﺒﺤﺙ ﺘﻤﺕ ﺩﺭﺍﺴﺔ ﺭﻴﻭﻟﻭﺠﻴﺎ ﺍﻟﺒﻭﻟﻤﺭﺍﺕ ﺍﻟﻤﺴﺘﺨﺩﻤﺔ ﻓﻲ ﺤﺠﺯ ﺍﻟﻤﻴﺎﻩ ﻤﻥ ﻤﻜﺎﻤﻥ ﺍﻟﻨﻔﻁ . ﻭﻗﺩ ﻭﺠﺩ ﺃﻥ ﺯﻴﺎﺩﺓ ﺘﺭﻜﻴﺯ ﺍﻟﺒﻭﻟﻤﺭﻴﺯﻴﺩ ﻤﻥ ﺴﺭﻋﺔ ﺍﻟﺘﻔﺎﻋل ﺍﻟﺫﻱ ﻴﻨﺘﺞ ﺍﻟﻤﺎﺩﺓ ﺍﻟﻬﻼﻤﻴﺔ ﻋﺎﻟﻴﺔ ﺍﻟﻠﺯﻭﺠﺔ.ﺍﺭﺓ ﻭﻗﺩ ﻟﻭﺤﻅ ﺃﻥ ﻭﻗﺕ ﺍﻟﺘﻔﺎﻋل ﻴﻨﻘﺹ ﺒﺯﻴﺎﺩﺓ ﺩﺭﺠﺔ ﺍﻟﺤﺭ. ﻭﻗﺩ ﻭﺠﺩ ﺃﻥ ﺁﻟﻴﺔ ﺇﻨﺘﺎﺝ ﺍﻟﻤﺎﺩﺓ ﺍﻟﻬﻼﻤﻴﺔ ﺘﻌﺘﻤﺩ ﻋﻠﻰ ﺩﺭﺠﺔ ﺍﻟﺤﺭﺍﺭﺓ ﻭﻤﻥ ﻨﺘﺎﺌﺞ ﻫﺫﺍ ﺍﻟﺒﺤﺙ ﺃﻥ ﺍﻷﻤﻼﺡ ﺘﺅﺨﺭ ﺍﻟﺘﻔﺎﻋل. ﺴﺠل ﻤﻌﺎﻤل ﺍﻟﻤﺭﻭﻨﺔ ﻓﻲ ﻫﺫﺍ ﺍﻟﺒﺤﺙ ﻗﻴﻤﺎﹰ ﺘﺯﻴﺩ ﺒﻜﺜﻴﺭﻋﻥ ﻤﺎ ﺴﺒﻕ ﻨﺸﺭﻩ ﻓﻲ ﺃﺒﺤﺎﺙ ﺴﺎﺒﻘﺔ,ﺯﻴ ﻜﺫﻟﻙ ﻓﺈﻥ ﺎﺩﺓ ﺍﻷﻤﻼﺡ ﺃﺩﺕ ﺇﻟﻰ ﺇﻨﺨﻔﺎﺽ ﻗﻴﻡ ﻤﻌﺎﻤل ﺍﻟﻤﺭﻭﻨﺔ, ﻭﻗﺩ ﻟﻭﺤﻅ ﺘﺭﺴﺏ ﺒﻌﺽ ﺍﻷﻤﻼﺡ ﻋﻨﺩ ﺇﺴﺘﺨﺩﺍﻡ ﻤﺎﺀ ﺍﻟﺒﺤﺭ ﻓﻲ ﺘﺤﻀﻴﺭ ﺍﻟﻌﻴﻨﺎﺕ ﻗﺎﻡ ﻫﺫﺍ ﺍﻟﺒﺤﺙ ﺒﺩﺭﺍﺴﺔ ﺘﺄﺜﻴﺭ ﺍﻟﺸﻭﺍﺌﺏ ﺍﻟﻨﺎﺘﺠﺔ ﻋﻥ ﺼﺩﺃ ﺍﻟﺤﺎﻭﻴﺎﺕ ﺍﻟﻔﻭﻻﺫﻴﺔ ﻭﻗﺩ ﺘﺒﻴﻥ ﺃﻥ ﺯﻴﺎﺩﺓ ﺘﺭﻜﻴﺯ ﺍﻟﺤﺩﻴﺩ ﻗﺩ ﺘﺅﺩﻱ ﺇﻟﻰ ﺇﻨﻌﺩﺍﻡ ﺘﻜﻭﻥ ﺍﻟﻤﺎﺩﺓ ﺍﻟﻬﻼﻤﻴﺔ