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> 详细内容</div> </div> <div class="content"> <div class="ih6"> <h1>【原创】三ơ采油的基本概念_热力׃ơ采Ҏ?/h1> <div class="content"> <p> <a href="http://www.koonweb.com/" target="_blank">唐山市金沙工贸有限公?/a>是国内提?b><a href="http://www.koonweb.com/" target="_blank" style="font-weight:bold">油田助剂</a></b>{品和服务的知名公司,Ҏ为大家介l过该公司相关的内容Q互相学?<p style="text-indent:2em;"><a target="_blank" href="http://www.koonweb.com/news/507.html">三次采a的基本概?/a>和类?/p><p style="text-indent:2em;">在a田开发过E中Q通常U利用a藏天然能量开采的采a方式Zơ采沏V而在一ơ采油后Q通过注水或非L注气提高油层压力q替a层中原a的驱Ҏ式称Zơ采沏V三ơ采Ҏ指a田在利用天然能量q行开采和传统的用人工增补能量(注水、注?之后Q利用物理的、化学的、生物的新技术进行尾矉K油的开发方式。这U驱Ҏ式主要是通过注化学物质、注蒸汽、注?L)或微生物{,从而改变驱替相和a水界面性质或原油物理性质。目前世界上已Ş成三ơ采油的四大技术系列a甎ͼ微生?a href="http://www.koonweb.com/ytzj/" target="_blank">油田助剂</a>卛_学驱、气驱、热力驱和微生物采a。其中化学驱包括聚合物驱、表面活性剂驱、碱水驱及其复配的三元复合驱{?气驱包括L或部分؜相的CO2驱、气驱、天然气驱和烟道气驱{?热力驱包括蒸汽驱、蒸汽吞吐、热水驱和火烧a层等;微生物采油包括微生物调剖或微生物驱a{?/p><p style="text-indent:2em;"> <span style="color:#0020FF;">比较受关注的</span><span style="color:#0020FF;">Q?/span> </p><p style="text-indent:2em;">热力׃ơ采Ҏ?/p><p style="text-indent:2em;">热力采a包括注蒸?蒸汽吞吐和蒸汽驱两种工艺)、火烧a层和热化学采沏V注蒸汽和火烧a层都是利用热量加热a层和油层中的体Q降低原油粘度来辑ֈ减小油层动d的目的。所不同的是蒸汽是在地面上的蒸汽发生?又称热采锅炉)中生,通过地面道和a井注入a层,而火烧a层热量则是在含a岩层内部产生Q因而也UCؓ地加热或燃烧过E。这是按产生热量的方式或地点而区分的?/p><p style="text-indent:2em;">如果按注采工艺区分,可把助剂热a田助剂热力采分ؓ热驱(thermal drive)和热力激励或增(thermal stimulation)两类。所谓热驱,是将热流体连l地注入一口井或几口井驱替原aQ从其它井沏V维持热体注入所需的压力会加快原a的流动,也增大a藏中的驱动力Q因此,热驱不仅由温度升高而降低流动阻力,而且为增加流量供l动力。消耗热量多Q但能获得较高的最l采收率。注蒸汽的热q汽驱Q注I气火烧油层的热q为火驱。热力激励或增只是加热井筒附近的a层。一旦这部分油层内原Ҏ动阻力降低,较远处a层内的驱动力Q如重力驱、溶解气驱和天然水驱Q就能引赯井沚w度的增加。注蒸汽的热力激q汽吞?steam huff puff)Q蒸汽浸?steam soak)或@环注蒸汽(cyclic steam injection)。注I气火烧油层用作油井Ȁq增措施很少采用Q有时作ZU特D的Ҏ使用Q因而没l予专门的名U?/p><p style="text-indent:2em;">热化学是在采Ҏ术中Q注入亚酸钠和酸按,使其在地层中产生化学反应Q一斚w产生气体形成气驱Q一斚w反应时生大量热辑ֈ热驱效果?/p>好了Q关于“a田助剂热力”呢Q咱们今天就先讲q到q里Q如果你q有M疑问Q或对于油田助剂、唐山市金沙工N有限公司{还有想要了解的地方Q可以电话咨询,当然也可以在U咨询我们的客服哦! </p> </div> <div class="next"><div>上一?<a href="508.html">【原创】注入a田助剂_提高油田助剂</a></div> <div>下一?<a href="506.html">【优选】a田助剂力?油田助剂表面zL剂</a></div> </div> 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