输送管道

煤粉输送管道的参数优化

Parameters optimization of coal powder conveying duct

针对在工程中常见的液体输送管道，根据Hamilton原理，使用有限元法推导了管道的固液耦合振动方程。

The fluid-conveying pipe commonly used in industry was investigated . The fluid-structure coupling vibration equation of the pipe was established following the Hamilton principle and using finite element method .

本文介绍了水力清管技术（PIG技术）的技术要点、清理设备、清理方案的编制，并介绍了烧结法生产氧化铝流程中硅渣输送管道采用PIG技术维护管道的经济效果。

This article describes the technical point , cleaning equipment and the cleaning project of PIG technical , and introduces the economical affect that adapts the PIG technical to remain pipes during the manufacture process of alumina by sinter .

X70针状铁素体管线钢的优点暨恶劣环境下油气输送管道工业的发展

The Advantage of Spicular Ferrite Pipeline Steel X70 The Development of Transmitting Oil Gas Pipeline Industry in Atrocious Weather

n中取连续k系统是以电信、石油输送管道系统为背景于1980年提出的问题，之后很快发现这种系统在集成电路设计、卫星接力通讯系统。

A consecutive-k-out-of-n : F system comes from telecommunications and oil pipeline system problems since 1980 . It is quickly discovered that this type of system can also be used in design of integrated circuit , satellite relayed communication system and design of telephone circuit etc.

欧盟（EU）将于今日敦促俄罗斯和乌克兰立即恢复俄对欧盟的天然气运输，此前，两国明确承诺将让国际专家监控经过乌克兰境内的输送管道。

The European Union will press Russia and Ukraine on Thursday to restore the flow of Russian gas to the EU with immediate effect , after securing apparent promises from both countries to let international experts monitor the transit pipeline route through Ukraine .

本文重点介绍了石油天然气输送管道缺陷评定方法，简要分析了应用R6方法的缺陷评定过程并对典型缺陷进行了评定。

This article introduces the defects evaluation method for oil and gas pipeline , and analyzes the R6 method defects evaluation process , meanwhile the typical defects are evaluated .

海底油气输送管道漏磁检测装置工作于高温高压环境下，其中的InSb霍尔传感器对温度敏感，需要补偿温度误差。

The equipment to inspect submarine oil & gas transportation pipelines often works under high temperature and high pressure . The InSb Hall sensors in the equipment which are sensitive to temperature need to be compensated .

介绍了一种利用数字辐射成像技术来实现高压不透明输送管道中高固多相黏稠物料流动成像的60Co数字辐射流动可视化系统。

This paper introduced a () ~ ( 60 ) Co digital radiography flow visualization system , which realized with a digital radiography technology the flow imaging of viscous and hyper-concentrated multiphase materials in high-pressure transportation pipeline .

原料输送管道路由附近的一系列沿南北向分布岛屿、礁石，距离中心路由最近170m，海底有大量的冲刷槽、刮痕和沙斑，管道铺设时应加以注意。

Raw materials pipelines along the North-South Road from the vicinity of the distribution of a series of islands , rocks , 170m from the center routing recently , a large number of heavy tanks seabed .

为了提高石油输送管道内衬材料的耐热性（热变形温度）、耐热油性，采用熔融共混改性法，以聚烯烃接枝物作相容剂，对原来使用的中密度聚乙烯（MDPE）进行共混改性。

To improve the heat resistance ( thermal deformation temperature ) and hot-oil resistance of the inner-liner of oil pipe , MDPE was modified by means of melt blending , with graft polyolefin as compatibilizer .

油气输送管道表面的钝化膜易遭受HCO-3破坏，从而引起管道报废造成重大损失。

Passive films on the flow piping of oil and gas are easy to damage by HCO3-so as to bring about fail of pipeline and heavy loss .

研究了输送管道中气固两相流中微粒的直径、浓度和材料种类等因素对10~＃钢、20~＃钢、16Mn和18-8不锈钢管道弯头磨损量以及磨损率的影响。

The effects of flow speed , particle size , density and particle materials of a gas - solid flow on the wear resistance behaviors of 10 # , 20 # , 16 Mn and 18-8 stainless steel bends were studied .

天然气输送管道泄漏事故危害定量分析

Quantitative Risk Analysis on the Leakage of Compressed Natural Gas Pipeline

型料输送管道实验系统的设计研究

Design of the Experimental Pipeline System for Transporting Cylindrical Moulded Product

天然气输送管道远程监测系统的总体设计

General Design of Remote Monitoring System of Natural Gas Transportation Pipeline

原油顺序输送管道寿命的分析研究

Study and analysis of lifetime of crude oil batching transportation pipeline

天然气输送管道流量的计算程序

Calculation of the Flow Rate of Natural Gas in Transmission Pipeline

高压天然气输送管道断裂过程中气体减压波速的计算

Calculation of high-pressure natural gas decompression wave velocity during pipeline fracture

缓冲罐在往复泵长距离输送管道减振中的应用

Application of buffer-tank in reciprocal pump and long distance transport pipe

湿天然气输送管道流体组成分布规律研究

The Distribution Law of the Fluid Composition along the Wet-gas Pipelines

用直接法求简支输送管道的极限流速

Calculating limit velocity of pipe of conveying fluid by direct method

长距离输送管道中的真空不满流及其预防

Vacuum-unfull Flow in the Long-distance Transportation Pipe Line and its Prevention

油气输送管道失效事故及典型案例

Failure Accident and Typical Cases in Oil and Gas Transmitting Pipeline

原油输送管道计量化验室的建设与管理

Construction and Management of Measurement Laboratory about Crude Oil Transportation Pipeline

卤水输送管道建设与运行的相关技术问题

Relative Technology Problems in Construction and Operation for Brine Transportation Pipeline

煤气输送管道中脉动流对孔板流量计的影响

The Effects of Pulsed Flow on Orifice Flowmeter in Gas Transportation Pipelines

浅谈热煤气输送管道保温及材料应用

Discussion on Insulation and Material Application of Hot Coal Gas Conveying Pipelines

材料最佳性能指标组合参量及在油气输送管道工程中的应用

Optimum Property Combination Parameter of Pipeline Materials and Its Application

水平输送管道内圆柱状型料的悬浮机理

Mechanism of Cylindrical Profiled Materials ' Suspension in the Horizontal Transportation Pipe