balanced drilling造句

• The evaluation of multiphase phase flow model in under - balanced drilling
  欠平衡钻井多相流模型评价分析
• Near - balanced drilling
  近平衡钻井
• Study on the drill - in fluid for small clearance under - balanced drilling in qianmiqiao buried hill , dagang
  千米桥潜山构造油气藏成藏分析
• This paper introduces the development situation , basic concepts and mathematical model of bottomhole pressure about under - balanced drilling technology
  较详细地论述了欠平衡钻井技术的发展概况,基本概念和井底压力的数学模型。
• The success of developing the drilling states monitoring system meets the need of scientific drilling including " safe , optimized and balanced drilling "
  钻井状态监测系统的开发成功适应当前安全钻井?优化钻井?平衡钻井等科学钻井的需求。
• The dada acquisition and pressure survey methods during under - balanced drilling are researched , which provide the foundation for obtaining training samples for neural network
  研究了欠平衡钻井数据采集和压力测量方法,为神经网络获取训练样本奠定了基础。
• Under - balanced drilling technology is an important research topic in petroleum drilling field . it is strategic to discover and protect hydrocarbon reservoir better
  欠平衡钻井技术是油田钻井行业上的重要研究课题,尽快掌握和推广欠平衡技术是更好地发现油气藏和保护油气藏的战略措施。
• The prediction of bottomhole pressure is very important during petroleum exploring and drilling . it can provide the support and guarantee for the safe and effective performance of under - balanced drilling
  在石油勘探及钻井过程中,对井底压力预测显得十分重要,它可为欠平衡钻井的安全和有效实施提供保证。
• Abstract : under - balanced drilling ( ubd ) technology has beenwidely used in oil drilling to improve oil recovery , minimize formation damage and eliminate drillingtroubles , while completion fluid technology is one ofthe key technologies
  文摘:欠平衡钻井完井技术是保护油气层、提高采收率、克服各种钻井复杂问题的重要技术措施。
• The neural network prediction software is programmed by using c language . this software is applied during the real under - balanced drilling . the results show the prediction accuracy of the method above is relatively high
  用c语言编制了神经网络预测软件,并且对欠平衡钻井的井底压力进行了实际预测,结果表明该方法具有较高的预测精度。
• On the basis of above work , the neural network model of bottomhole pressure during under - balanced drilling is established , including determining network structure by using empirical method , adjusting the network weight using study algorithm
  在此基础上,建立了欠平衡钻井井底压力的神经网络模型,包括用经验方法确定网络结构,用学习算法调整网络的权值。
• The scientific principals of " safe , optimized and balanced drilling " and the customs " requisitions accelerate the developing of drilling instruments ; and the electronic technique , computer and communication revolutions make it possible
  安全钻井、优化钻井、平衡钻井等科学钻井和用户对钻井仪表需求的提高促进了钻井仪表的发展；现代科学技术的发展，特别是电子技术、计算机技术、通信技术的进步为钻井仪表的发展提供了技术支持。
• This kind of shaker has such features : its self - cleaning effect is powerful , no phenomena of screen pasting and screen jam happen , when improving the treating capacity by increasing throwing coefficient , the phenomena of drilling fluids spattering can be avoided , so that screening - separating drilling fluids in closed space can be realized . hence , this new kind of shale shaker will find its application in the new drilling techniques such as under - balanced drilling
  其主要特点是：自洁作用很强，没有“筛糊” 、 “筛堵”现象；采用大抛掷指数提高振动筛处理能力时可避免钻井液的剧烈飞溅现象；可实现在封闭的空间里进行钻井液的筛分，因而在欠平衡钻井等新钻井技术的应用中也可发挥其用武之地。