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href="http://www.yuezhuan10000.com/news/620.html">一‹Æ¡é‡‡æ²?/a>。它反映了早期的油田开发技术水òqŒ™¾ƒä½Žï¼Œä½?0%左右的探明石油储量留在地下被废弃。随着渗流理论的发展,达西定律应用于æÑa田开发。äh们认识到油井产量与压力梯度呈正比关系åQŒä¸€‹Æ¡é‡‡æ²šw‡‡æ”¶çŽ‡ä½Žçš„主要因素是æÑa层能量的衰竭åQŒä»Žè€Œæå‡ÞZº†äººå·¥æ³¨æ°´(æ°?åQŒä¿æŒæÑa层压力的二次采æÑaæ–ÒŽ³•åQŒä‹É沚w‡‡æ”¶çŽ‡æé«˜åˆ?0%~40%。这是至今世界上各æÑa田的主要开发方式,是æÑa田开发技术上的一‹Æ¡å¤§é£žè·ƒã€‚但二次采æÑa仍有60%~70%的æÑa剩留åœîC¸‹ã€‚äؓ此,国内外石油工作者进行了大量研究工作åQŒé€æ­¥è®¤è¯†åˆ°åˆ¶¾U¦äºŒ‹Æ¡é‡‡æ²šw‡‡æ”¶çŽ‡æé«˜çš„原因天ç„Óž¼Œå¤©ç„¶èƒ½é‡æ¶ˆè€—开采从而提å‡ÞZº†ä¸‰æ¬¡é‡‡æÑa新方æ³?/p><p style="text-indent:2em;"> <span style="color:#0020FF;">您可能会喜欢åQ?/span> </p><p style="text-indent:2em;">我们认äؓ波及体积和驱æ²ÒŽ•ˆçŽ‡éƒ½å¯ä»¥æé«˜ã€‚大规模实施聚合物驱后,òq›_‡é‡‡æ”¶çŽ‡æé«˜å€égؓ12%左右åQŒåœ°é¢æ³¨é‡‡å·¥è‰ºå’Œè®‘Ö¤‡˜qè¡Œæ­£å¸¸ã€å¯é ï¼Œ¾læµŽæ•ˆç›Šå¾ˆå¥½ã€‚äñ”生这个反差的重要原因是大庆在¾_˜å¼¹æ€§æµä½“力学和渗流力学斚w¢æœ‰æ‰€å‘展åQŒæœ‰äº›éƒ¨åˆ†è¿˜æœ‰çªç ß_¼Œå¸¦åŠ¨äº†æ•´ä¸ªå·¥è‰ºæŠ€æœ¯å’Œæ–ÒŽ³•çš„发展,大规模推òq¿åŽå–得了很好的效果ã€?/p>通过本文的介¾lï¼Œç›æ€¿¡å¤§å®¶å¯¹äºŽâ€œå¤©ç„¶èƒ½é‡æ¶ˆè€—开采”有了一定的了解åQŒå¦‚果想了解<b><a 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