管道维修

焊后热处理对输送H2S介质压力管道维修焊接接头组织性能的影响

Influence of Post-weld Heat Treatment on Microstructure and Properties of Welded Joints for H_2S Medium Pressure Transmission Pipeline in Repairing

通过实施RBI，可以达到合理配置资源，优化管道维修管理费用，保证管道完整性的目的。

Implementing RBI can achieve allocation of resource of inspection , and optimize the expenditure of maintaining and managing pipeline to ensure the integrity of the pipeline .

最后展望了中海油引进开发DPRS的前景，为日后我国海洋石油进军深水，特别是深水海底管道维修领域打下基础贡献力量。

At last prospects the foreground of introducing DPRS and makes foundation for CNOOC to enter into deepwater field , especially deepwater pipeline maintain later .

海底管道维修方法综述

Description of maintenance and repair method of sub - sea pipeline

用于海底管道维修的组合式机械三通研制

Development of a combined and mechanical tee branch for subsea pipeline repair

基于风险的油气管道维修及抢险流程

Risk-based Process of Repair and Emergency Response of Oil / Gas Pipelines

遥操作干式高压海底管道维修焊接机器人系统

Tele-operated TIG welding robot for hyperbaric underwater pipeline repair welding

管道维修补强技术及其发展趋势

Review of the repairing and reinforcement technologies for pipelines

筒形基础在海底管道维修中的应用研究

Application of Suction Foundation Technique in Repairing Subsea Pipelines

水下破损管道维修技术及其相关问题

Underwater pipeline repair technology and its related problems

油田集油管道维修决策分析

Maintenance Dicision Analysis of Gathering Line in Oilfields

复合材料增强外套加速管道维修

Composite Reinforcement Sleeves Speed up Pipeline Repairs

海底管道维修装置与检测装置间定位集成技术的研究

The research of information inosculation technology in the undersea pipe maintenance equipment and the instrument of inspecting

海底管道维修技术

Maintenance Technology for Submarine Pipeline

这种类型的水下金刚石绳锯机将在海底油气管道维修工程中发挥更有效的作用。

This typed underwater diamond wire saw shall give play to more effective affect in the maintenance engineering of the seabed oil-gas pipelines .

超高压管式反应器安全工程中损伤问题的研究遥操作干式高压海底管道维修焊接机器人系统

Study on the Damage Problem of the Super-high Pressure Tubular Reactor in Safety Engineering Tele-operated TIG welding robot for hyperbaric underwater pipeline repair welding

在海底管道维修领域，筒型基础可作为管道支承结构、维修舱基础及管道提升装置等。

In area of repairing pipelines , the suction foundation can be used as a pipeline supporting base going through a soft soil segment .

从总体上看，点状修理的质量不如整体修理，但由于其设备简单，造价较低，在目前我国管道维修经费普遍不足的情况下，仍然有很大的应用价值。

Spot repair required only simple instruments and low cost , might be usable in case when the budget is insufficient , although its low quality .

基于对水下破损管道维修方法进行的系统论述，指出水下干式高压焊接维修在国外是一种通用可靠的管道维修技术；

Based on the systematic illustration of underwater damaged pipeline repair methods , this paper concludes that underwater hyperbaric welding is a general and reliable method for pipeline repair .

分析了失效后果的影响因素，制定了管道维修措施及流程、事故应急准备和善后措施。

Analyze the factors which influence failure effect , and constitute mitigation methods of failure effect according to situations of meeting an emergency , closure and management after an accident .

在确定油气管道维修过程中的腐蚀状态划分以后，分析了油气管道的维修措施及相应费用，并采用策略改进算法对马尔可夫决策过程进行求解。

Maintenance measures and their corresponding cost are analyzed after dividing the corrosion state during oil-gas pipelines ' maintenance , and Markov decision process is solved by appling strategy improvement algorithm .

在海底油气管道维修过程中，针对海底作业工况和油气管道的特殊结构采用水下金刚石绳锯机完成管道切割作业。

The job of maintenance adopts the underwater diamond wire saw for cutting the oil - gas pipelines aiming at the characteristic of the benthal condition and the structure of the pipelines .

论文介绍了水下液压冲击铲的研究背景及其研究意义，叙述了海底管道维修设备的发展概况，总结了国内外水下作业机具的研究和发展现状，分析了目前较为完善的液压冲击理论。

The paper introduces study background and meaning of underwater hydraulic impulsion shovel , and narrates current situation of operation machines that maintains underwater pipelines . Comparatively perfect hydraulic theory is analysed in the paper .

海底管道干式维修用封堵器的设计

Design of a plug used for dry maintenance of subsea pipelines

长输液氨管道无须维修的几点措施

Measures for Long Anhydrous Ammonia Pipeline without Need for Maintenance

因此，海底管道的维修与维护对油气输送的安全运行具有重要意义。

So the maintenance of submarine pipeline is vital to the reliability of oil / gas transportation .

水下管道干式维修系统的基本设备是一套大型水下干式舱。

The " Underwater Pipeline Dry Repair System " is a National " 863 " Hi-tech project .

详尽地说明了防腐蚀设计中的涂层、阴极保护设计的方案及设计理论，为旧的输水管道的维修，延长使用寿命提供了可行的实践经验。

And it detailedly shows coatings , cathodic protection design and design theory , providing practical experiences for maintaining old water-carried pipeline and extending its using life .

随着天然气输气管网建设工程的增多，为预防事故和减少损失，大型输气管线和管网密集地区需要建设管道抢险维修中心。

In natural gas pipeline network construction , in order to prevent accident and reduce loss , urgent repair centers shall be built in large-size gas pipelines and pipeline network concentration areas .

由于核环境的辐射，需要采用遥控焊接维修管路，而通用的机器人遥控焊接系统能够应对突发的管道裂纹维修任务，具有更好的工程应用前景。

Need using remote welding repairs pipeline because of nuclear radiation . The universal remote welding robot system can deal with unexpected maintenance tasks of pipeline repair , and has a better prospect of engineering application .