常规完井技术应用—威德福(中英对照)

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耐磨短节/加厚油管 密封筒封隔器 密封延伸筒 密封隔离短节 油管密封短节 油管短节 止动短节 生产油管
– 在生产层段下入加厚油管,防止流体冲蚀 油管heavy weight tubings in production zone avoid tubing erosion
COMPLETION SYSTEMS
丢手密封接头release seal sub
• 张力座封tension set packer
– PAD-1, PADL-1
可回收式封隔器retrievable packer
• 压缩座封compression set packer
– QDG, QDH, Ultra-Lok, PR-3
• 电缆座封wireline set packer
座入短节 滑套 短管柱座入短节 双管可收回封隔器 伸缩接头 安全接头 座入短节 抗磨油管/加厚油管 抛光短节 滑套 安全接头 反扣安全接头 止动短节 座入短节 抗磨/加厚油管 抛光短节 滑套 定位管密封总成 密封筒封隔器 座入短节 抗磨/加厚油管 抛光短节 滑套 油管密封短节 密封筒封隔器 止动短节
© 2000 威德福. All rights reserved.
单层完井
标准双管完井standardized double strings completion 流动短节
座入短节 流动短节 流动短节 滑套 短管座封短节 双水力式可收回双管封隔器 流动短节 座入短节 流动短节 投球式加压短节 带孔衬管 止动短节
• 底部封隔器可以选用永久封隔器,完井时进 行配管的定位器。Take bottom packer as 耐磨油管/加厚油管wear tubing//heavy weight tubing 抛光短节 permanent packer,
座入短节 滑套 水力式可收回封隔器hydraulic retrievable packer 座入短节 落球促动压力接头 带孔衬管 止动短节 油管鞋
定位密封总成locator seal assembly 水力座封密封筒封隔器 磨铣延伸筒 变扣接头
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
座封短节
–大内径适合过油管射孔greater inside diameter adapt to tubing perforation
temperature and pressure creates locator seal assembly on the extended seal bore travel 定位密封总成 • 一般因为:by reason of : 密封筒封隔器 – 封隔液比重变化variety of packe fluid density 密封隔离短节 – 压裂或酸化作业Fracture either acidifies the task 密封延伸筒 – 生产produce 油管密封短节 – 关井shut in 生产油管production tubing • 各种能满足环境需要的密封:all kinds of packing materials met all conditions 油管短节 – 温度范围temperature range 流动短节 – 压力条件pressure conditions 座入短节 – 液体环境liquid conditions – 成本cost 带孔衬管 • 可与油管传送射孔配合使用cooperated with 止动短节 tubing conveyed perforating
常规完井技术应用conventional completion technique application
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
单层完井single zone completion
机械式封隔器mechanical packer
流动短节 滑套
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
单层完井single zone completion
回接筒 (PBR)tie back barrel
• 带双上密封筒封隔器能获得最大液流面 积.gain the most fluid area with upper upper double-seal bore
– WDG, WDH• 各种附件及配源自工具accessories and
matching equipment
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
单层完井single zone completion
水力座封封隔器hydrostatic set packer
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
钢丝绳再入导向装置wireline reentry guide
单层完井single zone completion
密封筒封隔器seal bore packer
• 坚固可靠firmness and security • 寿命长longer-lived • 一般具有较大内径Oridinarily have the greater inside diameter 环空促动截断-压井阀annular motive• 分永久式或可回收式permanent and retrievable block-killing valve • 根据油管活动要求,生产管柱可以锚定也可以自由 悬挂 production tubing can be anchorage or free hanging according to working tuning 滑套sliding sleeve requirements • 可以将封隔器堵塞,用作暂时或永久性桥塞packer 密封筒封隔器seal bore packer plug acted as temporary or permanent plug 磨铣延伸筒milling extension sub • 永久性封隔器可以通过磨铣作业取出permanent plug can be retrieve by milling operation 变扣接头crossover sub • 可回收式密封筒封隔器用回收工具一次单独起下钻 流动短节 取出retrievable seal bore packer can be retrieve by one trip 座入短节 油管短节tubing pup joint • 封隔器选择: 流动短节 – Arrowdrill – Hydro-Pak 止动短节stop sub
流动短节 座封短节
– 利用滑套进行选择性分层生产或停产 selective zonal production or shut in using sliding sleeve
– 根据油管移动的需要,可以锚定也可以自 由悬挂according to tubing 抛光短节polished nipple reciprocation requirements, anchor 流动短节 or free hang 滑套
封隔器隔开套管和产层pay formation
• 提供井控手段offer well-control means • 防止套管腐蚀Guard against the casing from • 锚定油管柱anchor tubing string
etching
封隔器选择:packer selection
单层完井 多层选择完井multilayer selection completion • 永久型封隔器用于多油层完井 permanent packer adapts to mutizone reservoir completion
流动短节
滑套
密封筒封隔器
密封延伸筒
油管密封短节tubing packoff nipple
• 封隔器上方的回接筒适应油管移动tie back barrel on the packer adapt tubing travel –剪切释放定位器能一次起下钻安装水 力座封封隔器shear actuated 可取式封隔器回接筒retrievable packer tie back sleeve releasing locator can set hydrostatic set packer 锚定油管密封短节locator tubing packoff nipple
带销式油管鞋pin type tubing shoe
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
单层完井 多层双管选择性完井multilayer double strings selection • 地层可以通过滑套选择开采selective completion
• 封隔器座封时不动油管keep tub when setting packer –常用于海上,因有安全阀控制管线不能转动油管 onshore,can’t rotate because of relief-valve control line • 能一次起下钻安装-节省钻井时间be set during one 流动短节flow nipple trip for saving drilling time 滑套sliding sleev • 能在井口完工后更换封隔液-增加安全性can displace packer fluid after completing wellhead 流动短节 work,and for improve security 水力式可收回封隔器hydrostatic-retrieve packer • 需要油管堵塞装置座封封隔器need plug tools for setting packer 流动短节 –钢丝投捞器wire fisher 座节seat nipple –球座式ballseat style 隔离管 –可钻式堵塞器drillable packer 落球促动压力接头falling motive pressure adaptort 带眼隔离管perforated isolation封隔器选择: • pipe 止过座封短节no go setting nipple –HPR
• 允许不受层间干扰的分采allow uninterruptable selective production
• 为了安全起见,井口安装好后进行座封封隔 器等作业for security,set packer after installing wellhead equipment
• 允许修井作业的可回收式完井系统allow retrievable completion system
zonal production using sliding sleeve
• 为了安全,可在井口安装完后对封隔器进行 座封等作业for security,set packer after installing wellhead equipment • 水力座封式封隔器可以通过设定剪断销钉的 值顺序座封set hydrostatic set packer using setting coefficient of shear pin • 用于修井作业的可回收式完井系统 retrievable completion system for workover
带孔衬管perfortated liner 转换接头x/o 座入短节seat nipple 油管鞋tubing shoe
COMPLETION SYSTEMS
© 2000 威德福. All rights reserved.
单层完井single zone completion 带定位密封总成的密封筒封隔器locator seal assembly seal bore packer • 位于加长密封筒的定位密封总成可以允许由于压力 with locator seal assembly 和温度的变化所造成的油管移动 variety of
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