您要查找的是不是:
- The prediction model of coiled tubing fatigue life. 連續油管疲勞壽命預測模型的建立。
- In order to increase coiled tubing work time,the structure in coiled tubing system is improved without... 改進(jìn)連續油管作業(yè)裝置的結構,不用導向架是延長(cháng)連續油管使用時(shí)間的有效途徑。
- Coiled Tubing Operations in Oil and Gas Well Services. 提供了撓性油管的設計及操作推薦作法。
- A new method for fatigue reliability analysis of coiled tubing. 連續油管疲勞可靠性分析的新方法。
- Modelling the diametral growth of coiled tubing under the action of an internal pressure. 連續油管在內壓作用下直徑增長(cháng)模型的建立。
- The coiled tubing fault tree is constructed based on field investigation and relevant literature by use of the fault tree analysis theory. 結合現場(chǎng)調研和有關(guān)文獻資料,根據故障樹(shù)分析理論,用演繹法建立了連續油管的故障樹(shù)。
- More accurate calculation of pressure loss in narrow annuli of slim holes and coiled tubing operations is required. 在小眼井和連續油管作業(yè)的窄環(huán)空中,要求更加準確地計算摩擦壓降。
- In this paper,formula for determining strain energy of coiled tubing during reeling is derived. 推導了用于確定撓性油管在纏繞過(guò)程中的應變能計算公式。
- In the end ,some advice that amplifies the uses of coiled tubing units is put forword. 提出了盡快開(kāi)展連續油管作業(yè)技術(shù)應用研究的必要性和實(shí)現連續油管設備國產(chǎn)化的建議。
- Abstract: The formula for analyzing the stability of coiled tubing in horizontal well is deduced with consideration of boundary conditions. 文摘:考慮端部約束條件,建立了連續油管在水平井中的穩定性方程。
- The formula for analyzing the stability of coiled tubing in horizontal well is deduced with consideration of boundary conditions. 考慮端部約束條件,建立了連續油管在水平井中的穩定性方程。
- The manufacturing process of coiled tubing and its applications in well drilling , completion,washover and logging are introduced. 介紹了撓性油管的制造工藝和制造過(guò)程及其在鉆井、完井、修井、測井等特殊作業(yè)中的應用情況。
- The coiled tubing fault tree is constructed based on field investigation and relevant literature by use of the fault treeanalysis theory. 結合現場(chǎng)調研和有關(guān)文獻資料,根據故障樹(shù)分析理論,用演繹法建立了連續油管的故障樹(shù)。
- I31.75 coiled tubing has the property of small diameter,thin wall and flexibleness,If it breaks and falls in downhole,it is difficult to fish. 75的連續油管具有外徑小、壁薄、撓曲性好等特性。如果斷落到井里,其打撈非常困難。
- The coiled tubing fatigue belongs to overlow cycle fatigue at multi-axial stress state.The prediction theory of this field is far from comp lete. 而連續油管的疲勞是應力狀態(tài)較復雜的多軸超低循環(huán)疲勞,目前該疲勞壽命預測理論還很不成熟。
- Therefore, we have competitive force in the Coiled Tubing, Coiled Hollow Sucker Rod and High Grade ERW Plain End Tubing markets. 因此,公司生產(chǎn)連續油管、連續空心抽油桿和高鋼級ERW油光管具有較強的市場(chǎng)競爭力。
- This kind of pipe producing method promises Coiled Tubing has small OD but thick wall thickness, which seamless tubing can not achieve. 這種制管工藝能將帶鋼制造出小口徑大厚壁的連續管,這是無(wú)縫管難以實(shí)現的。
- To solve the problem of the maximum running depth of coiled tubing, the maximum tensile condition, frictional condition and buckling condition should be satisfied. 在油田使用連續油管柱作業(yè)中,求解連續油管的最大下入深度問(wèn)題時(shí),必須滿(mǎn)足最大抗拉強度條件、摩擦阻力條件和屈曲變形條件及其確定的方法和原則。
- Along with the development of coiled tubing d rilling (CTD) techniques due to the application of coiled tubing technology, CTD has been utilized wider and wider in recent years. 隨著(zhù)連續軟管技術(shù)的應用和連續軟管鉆井技術(shù)的發(fā)展,近年來(lái)連續管鉆井應用越來(lái)越廣泛。
- Based on the equivalent stress formula of the coiled tubing, the life prediction model was put forward and a semi-empiric formula for prediction was obtained. 現文利用等效應力建立了連續油管的疲勞壽命估計模型;