两趟管柱多层防砂作业.ppt
《两趟管柱多层防砂作业.ppt》由会员分享,可在线阅读,更多相关《两趟管柱多层防砂作业.ppt(27页珍藏版)》请在三一文库上搜索。
1、两趟管柱多层防砂作业( DTMZ)介绍,中海技服井下作业公司,DTMZ简述 管柱结构及主要工具 作业程序 作业指令,DTMZ简述,一、优点 一趟管柱座封所有封隔器,一趟管柱对所有层段进行防砂作业; 节省射孔作业时间; 减少操泵时间,减少准备工作; 利用PACK OFF BUSHING 隔离环空,利用底部隔离密封封隔底层,从而大大减少流体漏失; 管柱配长简单。 二、缺点 对大斜度、深井防砂完井作业风险系数较大(主要是蜜蜂件保护较难); 服务工具费用较高; 连续作业时间较长,工作人员较疲劳。 三、限制 层间距最少为25英尺(7.62米) 不能进行大型压裂充填作业。,返回介绍,管柱图,CN00646
2、,返回介绍,服务工具 Multi-Position Tool,CN00646,返回介绍,Setting Versa-Trieve Packer,Setting Lugs Disengaged.,Setting Force Acting on,Shear Pins,Run-In Lugs Supporting,Bottom Hole Assembly.,No Loading of Shear Pins,MPT GRA,VEL,P,ACK T,OOL,PIST,ON,FIRST SHEAR PINS,SETTING SLEEVE,COLLET,ANTI-PRESET,LUGS,SECOND SHE
3、AR,PINS,GUIDE TUBE,INTERNAL,SLIP,ELEMENT,P,ACKAGE,ANTI-ROT,A,TION,LUG,T,OP,WEDGE,SLIPS,BOTT,OM WEDGE,ANTI-ROT,A,TION LUG,FIRST SHEAR PINS,SHEARED,SECOND SHEAR,PINS (LOADED),CN00704,返回介绍,非焊接旁通工具 Non-Welded Crossover,CN03239,返回介绍,压裂旁通工具 Fraq Pack Crossover,CN02791,返回介绍,常规焊接旁通工具 Conventional Crossover
4、Weldment,CN01582,Slurry Exit Ports,Return Flow,返回介绍,Self-Releasing Positioning Tool,CN00702,返回介绍,反循环位指示器 Reverse Position Indicator,CN00701,返回介绍,砾石充填筛管 Gravel Pack Screens,CN01045,返回介绍,筛管类型 Screen Types,All-Welded Dual Prepack Perforated Prepack Special Clearance Prepack Sintered Metal Slotted Liner
5、s,CN03227,返回介绍,割缝管 Slotted Liner,CN00559,返回介绍,Slotted Liners,Advantages Cost of slotted liner vs wire wrapped screen Large I.D. for protection Disadvantages Low inlet area Susceptibility to slot erosion Susceptibility to slot encrustation (closing of slot),CN03228,返回介绍,烧结筛管Sintered Metal Screen (Obs
6、olete Design),CN01165,返回介绍,Sintered Metal Screen,Advantages One size fits most gravel pack sand sizes vs requiring specific wire wrapped screen gauge size Tougher than wire wrapped design Wall thickness allows for minimum O.D. with maximum I.D. dimension 100% inlet flow from any direction Less flow
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 管柱 多层 作业
链接地址:https://www.31doc.com/p-5219767.html