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- Some remarks on developing technique of drilling rig disc brake in China. 關(guān)于發(fā)展我國鉆機盤(pán)式剎車(chē)技術(shù)的幾點(diǎn)認識。
- Large degree of freedom of drilling frame structure can enlarger efficiently operation scope of drill rig. 多自由度鉆架結構，有效地擴展了鉆機的作業(yè)范圍。
- This paper is a part of a project which is construction on integrated laboratorial platform of drilling rig hoisting system. 本文系鉆機起升綜合實(shí)驗臺架建設的部分研究?jì)热荨?/li>
- Integrated hydraulic supply is a new assignment,as more and more hydraulic corollary equipments of drilling rig have come out. 針對當前鉆機液壓配套設備越來(lái)越多的趨勢,研制了集成化液壓源。
- The confident estimation to the headframe and bed plate of drilling rig is done by this method,the computational solution is identic... 彌補了石油行業(yè)在無(wú)故障數據可靠性評定方面的不足。
- Abstract The necessity of the shush pump with forward rotating of drilling rig is analyzed,advantages and disadvantages of various transmission plan were compared and described. 分析了石油鉆機中使鉆井泵正轉的必要性；對實(shí)現正轉的各傳動(dòng)方案進(jìn)行了對比分析；簡(jiǎn)述了各種傳動(dòng)方案的優(yōu)缺點(diǎn)。
- The fuzziness of various constraints of stress, displacement, local buckling and section size is considered in the fuzzy optimum design of drilling rig substructures. 考慮了應力約束、位移約束、局部穩定約束和截面尺寸上下界約束條件的模糊性,以底座的結構質(zhì)量為目標函數,建立了底座結構模糊優(yōu)化設計的數學(xué)模型。
- Along with the increasing of drilling rig types and the expansion of production scale in our company, analysis and calculation to mast of drilling rig is more and more becoming an important design task. 隨著(zhù)我廠(chǎng)鉆機類(lèi)型的不斷擴充和生產(chǎn)規模的不斷擴大,鉆機井架的分析計算越來(lái)越成為我廠(chǎng)的一項重要的設計任務(wù)。
- Drilling is an important part during oil and gas exploration and development. As the key part of drilling equipment, the load capacity of the drilling mast is closely related to the safety of the whole drilling rig system. 鉆井是石油天然氣勘探與開(kāi)發(fā)的一個(gè)重要環(huán)節,鉆機井架作為鉆井設備的關(guān)鍵部分,其承載性能直接關(guān)系到整套鉆機系統的安全運行。
- Demobilization and mobilization of drilling rig of overseas project is complex system engineering, involving many departments and persons and information as well as hard organization and coordination. 海外項目鉆機遣散和動(dòng)員是一項復雜的系統工程,涉及的部門(mén)、人員和資料多,組織協(xié)調難度大。
- Based on an analysis of the composition of drilling rig, characteristics of drilling process, and human features, a reliability model of man-machine control system for drilling process is established. 在全面分析鉆井機械的組成、鉆進(jìn)過(guò)程的特點(diǎn)和人的特性的基礎上,建立鉆機鉆進(jìn)過(guò)程人機系統可靠性模型。
- The dynamic pressure of drill bit,etc. ,has been measured and analysed in test drill rig by using pressure transducer dynamic strain analyzer,charge amplifier and CRAS random signal and vibration analysis system. 本文在試驗臺架上安裝壓力傳感器、利用動(dòng)態(tài)應變儀、電荷放大器以及 CRAS隨機信號和振動(dòng)分析系統進(jìn)行了鉆頭動(dòng)態(tài)壓力測試和分析。
- The drill rig adopts hydraulic transmission way to realize the rotation,propulsion,getting up and pulling of drill,as well as adjustment and fixing of drill rod obliquity during working. 該機工作過(guò)程中鉆具的旋轉、推進(jìn)、起拔以及鉆桿傾角的調整和固定等動(dòng)作全部采用液壓傳動(dòng)方式實(shí)現;
- She had lots of drill in listening. 她在聽(tīng)力方面受過(guò)許多訓練。
- By the same token, the cost of hiring some kinds of drilling rigs is falling. 同樣雇用某些類(lèi)型的鉆機成本也在下降。
- After months of drilling, oil was found off the coast. 經(jīng)數月鉆探，在沿海找到了石油。
- This article makes an investigation into the design of the new-generation mechanical-electronic-hydraulic-pneumatic integrated driller control house of drilling rig. 摘要司鉆控制房是石油鉆機的控制中樞，其性能的優(yōu)劣直接關(guān)系到整臺鉆機的生產(chǎn)效率、維護保養性能、工人勞動(dòng)強度和生產(chǎn)安全等。
- Discussion of drilling rig structure 國內外旋挖鉆機結構特點(diǎn)的探討
- electric control system of drilling rig 石油鉆機電控裝置
- variable-frequency drive system of drilling rig 變頻鉆機電傳動(dòng)系統
