管线

该方法是管线钢抗硫化物应力开裂（SSC）性能的重要实验室评价方法，在我国刚开始研究。

This method is an important one for laboratory evaluation of SSC resistance of line pipe steel . It proceeds , now , to study this method at home .

俄罗斯的管线管生产

Line Pipe Production of Russia

5月份工程师们在一条氢燃料管线上发现一条裂隙。

In May engineers found a leak in a hydrogen fuel line .

GIS技术在地下综合管线系统中的应用

The Application of GIS Technology in Underground Integrated Pipelines System

基于GIS的城市地下管线空间分析模型的建立与实现

Construction and Implementation of GIS-Based Spatial Analysis Models for Urban Underground Pipelines

城市地下管线信息系统在GIS下的建立

Establishment of Urban Underground Pipe-line Informations System Based on GIS

着重介绍了GIS在城市地下管线管理中的应用：城市综合管网管理系统；

It emphasizes the application of GIS in manage of urban underground pipeline .

PLC在西气东输管线压气站中配置方案的设想

The Assumption of Configuration of PLC in Compression Station on West-to-East Gas Pipeline

埋地管线钢在高pH值环境的膜致应力试验研究

Experimental Research on Additive Stress of Pipeline Steel in the Simulated High pH Soil Evironment

SCADA系统在石油管线中的应用

The Application of SCADA System in the Crude Oil Transportation Pipeline

这种管线数据管理的现状和社会对其的需求已构成强烈的反差，因此建立一个基于GIS的应用系统&城市地下管网信息系统相当迫切。

So , to create a application system ( urban pipeline information system ) based on GIS is very urgent for us .

并进行实验研究，分析管线IR降的形成原因与机理。

The reason and forming mechanism of the IR and the experiment study are also discussed in the paper .

运用格网和TIN混合模型的方法模拟地形表面，在局部格网中构建TIN时，数据内插点按照地下管线分布情况来确定。

Combining Grid with TIN to simulate terrain . When constructing TIN in local grid , the data is interpolated according to the distribution of underground pipeline .

输油管线反打孔盗油抢修施工中的HSE管理初探

Preliminary Investigation of HSE Management in Rushing to Repair Construction for Oil Pipeline Against Oil Stolen by Drilling Hole

利用Lagrange方程，建立了斜拉管线桥体系在竖向地震作用下的运动微分方程。

Making use of Lagrange 's equations , the differential equations of motion of the cable - stayed pipe bridge system are established .

采用高密度聚乙烯（HDPE）管内衬技术对旧管线修复后，管线的耐腐蚀性、耐磨性、抗损耗性均得到了提高。

The corrosion-resistance , erosion resistance and reduction in losses have been improved after the HDPE pipelines were restored by applying internal lining .

非线性流水线优化中MAL的一种计算方法架空热力管线非线性位移计算

Computing of MAL in the Optimization of Nonlinear Pipeline Calculation of nonlinear displacement of overhead pipeline system

通过宏观形貌、化学成分、金相组织、力学性能、X射线衍射、扫描电镜观察等分析手段判断出热采注汽管线的最终破裂原因是氢腐蚀造成。

The analysis of macroforms , chemical compositions , metallographic structure and mechanisms performance as well as x-ray and electronic scanner examination have found that the rupture of the steam injection pipe was caused by hydrogen corrosion .

对PIG清洗技术进行了简单介绍，并根据实例介绍了圆盘钢制带刮刀PIG的清洗技术在电厂排灰管线清洗中的研究和应用。

The PIG cleaning technigue was introduced . The PIG cleaning technique with disc steel ( scraper ) was investigated . The application of the technique in removing ash pipelines of Fengzhen Power Plant was reported .

高性能管线钢DWTT试样异常断口分析

Analysis on Abnormal Fracture of DWTT Specimen for Pipeline Steel with High Property

研究结果表明，针状铁素体的微观结构特征，对提高具有针状铁素体为主的混合组织的管线钢的强韧性行为和抗H2S性能具有非常重要的作用。

Experimental results showed that the microstructural characteristic of acicular ferrite plays important roles in enhancement of strength toughness behavior and H2S corrosion resistance of pipeline steels with acicular ferrite dominated mixed microstructure .

用CBED衍射研究含铌管线钢的亚结构

Study on sub-structure in Nb-containing pipe-line steel by CBED

建议在未来大口径高压输气管线中优先选用X80级管线钢管。

First selection of grade X80 pipeline is suggested on large size high pressure gas transmission pipe in the future .

在给定裂纹尺寸与载荷条件下，利用断裂评定程序对一裂纹缺陷进行了评定，得到了海底管线失效评定曲线（FAD图）。

Under given crack dimensions and load condition , to appraise to cracks defects with fracture appraisal program and obtained submarine pipeline failure appraisal diagram ( FAD ) .

通过不同温度条件下不同厚度、不同缺口取向含V形缺口试样进行3点弯曲试验研究，发现X70管线钢具有严重的各向异性现象，其在平行钢板表面方向和沿钢板厚度方向力学性能差异较大。

The effects of thickness and notch orientation on the toughness of X70 pipeline steel samples with V notch were investigated experimentally by use of the3-point bending test at different temperature .

通过对66起H2S中毒事故的分析，指出在设备及管线的吹扫、堵漏、拆卸、安装作业过程中较易发生H2S中毒事故；

According to analysis of 66 H2S poisoning accidents , these accidents often happen in the process of the purge , sealing , disassemble and install of the equipments and pipes .

主要讨论了在热力管道系统设计中，利用AutoCAD实体组码技术进行程序设计，实现管线管件自动统计的方法。

This paper discusses the skill to realize the automation of both the calculating pipeline length and counting pipe fittings in the design of piping systems by the technic of the entity group code in the AutoCAD programme .

结果表明，X80级管线钢在焊接过程中形成的热影响区由不同温度下形成的梯度组织组成。

The results indicate that HAZ produced during welding of grade X80 steel is made up of grads structure under different temperature .

本课题作为中国石油天然气集团公司“X80级管线钢管热煨弯管技术研究”的一部分。

This research topic is an integral part of the " Research on the Heat-stewed BendTechnology of X80 Pipe Steel " by CNPC .

分析了输送高湿含硫化氢较高的石油天然气管线钢管的氢致裂纹（HIC）现象及特点，以及影响HIC的环境因素和材料因素。

This article analysis the HIC and its characteristic of the pipeline transmitting high H2S Petroleum and Gas , and the environment factor and material factor which affect the HIC .