The fracture of Daxian-Wolonghe River Wet Gas Pipeline and the hazards of ferric sulfide powder produced in dry gas pipeline are analyzed in detail.
系统分析了达县—卧龙河湿气管道爆裂的原因和干气管道内硫化铁粉尘产生的原因及其危害。
Fractures in the rich gas transportation pipeline was analyzed based on a crack propagation pipeline model for rich gas transmission.
为了研究富气输送对管道动态断裂的影响，建立了富气输送裂纹动态扩展管道模型。
The natural gas pipeline from Hangzhou to Huzhou is a large branch of "West-to-East gas pipeline", and the first long-distance gas pipeline in Zhejiang Provice.
杭州—湖州天然气输气管道工程是西气东输工程主要支干线之一，也是浙江省的第一条天然气长输管道。
The causes of gas pipeline leakage are analyzed, and methods of urgent repair for gas pipeline leakage and matters needing attention are introduced.
分析了燃气管道泄漏的原因，介绍了燃气管道泄漏的抢修方法和注意事项。
The flow field calculation of the detector inside gas pipeline under drainage state was presented for the problem of speed control of the detector inside gas pipeline.
针对输气管道内检测器运行速度控制问题，研究了在泄流状态下输气管道内检测器的流场计算方法。
In the shale gas mining process, coupling of gas in underground pipeline and pipe will induce the pipeline vibration, which is the main reason for such failure of pipeline vibration.
页岩气开采过程中，井下管路内气体与管路的耦合作用，会引起管路振动，这是此类管路振动失效的主要原因。
On the basis of long term practical experience it is known that gas pipeline network has a lot of advantages compared with single gas pipeline.
人们从长期的实践经验中认识到，实现输气管道网络化，比单条管道具有更多的优越性。
Jin Shan high-pressure gas pipeline and natural gas are Shaanxi-Beijing natural gas high-pressure gas pipeline extension.
陕津天然气高压输气管道是陕京天然气高压输气管道的支线。
As a part of gas transmission pipeline project, the city gas distribution pipeline network is a very important component for the new gas to enter into the city.
城市配气管网作为输气管道的下游配套工程，是天然气顺利进入沿线城市的重要环节。
Periodic release of the tail gas to the pipeline or injection of ammonia the tail gas could prevent the auto-ignition in the pipeline.
定期排放尾气和向尾气中充氮气可防止管线自燃的发生。
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.
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 order to prevent the gas pipeline from being blocked by the hydrates formed in the process of transportation, the gas pipeline must be thoroughly dewatered and dried out before start up.
为了防止天然气管道在运行过程中生成水合物堵塞管道，天然气管道在投产时必须彻底脱水干燥。
Drying technology of the natural gas pipeline is usually used in gas pipeline construction, which is mainly used to solve the problem of water accumulation in the pipelines.
天然气管道干燥技术常应用在天然气管道的施工中，主要是解决管道中积存水分的问题。
For such a long natural gas transport pipeline, gas leakage is unavoidable because of pipeline aging, lithosphere shift and geographic disaster.
如此绵长的输气管道，随着管道设施的老化、地质结构的变化、地质灾害的发生，天然气的泄漏在所难免。
Magnetic flux leakage (MFL) testing is one of common methods for nondestructive testing of gas transmission pipeline and an effective method of real time detecting of gas transmission pipeline.
漏磁检测是输气管道无损检测的常用方法之一，也是实现管道在役检测的有效方法。
Drive system design of on-line detection device is the key technology to realize gas pipeline in-line detection, and the important factor to ensure the authenticity of the test result of gas pipeline.
在线内检测器的驱动系统设计是实现输气管道在线内检测的关键技术，是保证输气管道检测结果真实性的重要因素。
The second West-to-East gas pipeline, as the first long-distance cross-country gas pipeline in China, will face severe challenge of peak-shaving and emergency gas supply.
西气东输二线（以下简称西二线）作为中国第一条跨国长输天然气管道，面临储气调峰的问题。
Summarizing the problems and hidden troubles of Harbin old gas-pipeline net, expounding the necessary of gas-pipeline net alteration, and advising.
概述了哈尔滨市煤气老管网现状及老管网供气存在的问题与隐患，并从技术角度阐述了管网改造的必要性及建议。
The scheme determination of long distance gas transmission pipeline is analyzed, and the optimized design calculation of long distance gas transmission pipeline is discussed.
分析了长距离输气管道方案的确定，探讨了长输管道的优化设计计算。
Process gas cooler at gas compressor station in gas pipeline, which has the function of ensuring gas pipeline safety and improving gas transmission efficiency, is one of important equipment.
输气管线压气站工艺气体冷却器是压气站的重要设备之一，具有保护输气管线安全和提高输气效率的重要功能。
The Second West-East gas pipeline, when completed, will be connected to more than ten established pipelines in China, and will be a backbone of guarantee in China's oil and gas pipeline system.
西气东输二线全线建成后，将与中国十几条已建成管道相连，在中国油气管网体系中发挥骨干管线的保障作用。
The Second West-East gas pipeline, when completed, will be connected to more than ten established pipelines in China, and will be a backbone of guarantee in China's oil and gas pipeline system.
西气东输二线全线建成后，将与中国十几条已建成管道相连，在中国油气管网体系中发挥骨干管线的保障作用。
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