By using Harmilton's principle and Euler's theory of elastic beam and taking Coriolis force of fluid into consideration,this paper builds the mathematical model for the problem on free vibration of elastic pipe conveying fluid,employs the Galerkin approach to find solutions to the model,analyzes the solutions and obtains corre.
研究了在石油行业、化学工业以及核电工程中广泛运用的弹性输液管道振动问题,采用欧拉梁理论和哈密顿原理,在考虑科氏力影响的情况下建立数学模型,运用伽辽金法对模型进行求解,并对所得解进行分析得到相应的结论。
The general expression for the instantaneous potential energy functional of elastic system is given at first, and then the special for the arbitrarily curved and twisted pipe conveying fluid is obtained.
给出了弹性系统瞬时势能泛函的一般表达式，得到了其关于任意挠曲输液管道的具体表达式。
This paper discusses acid rinsing maintenance of hydraulic pipes in hoisting and conveying machinery,including basic procedures and acid liquid compounding.
文章重点介绍如何用酸洗的方法对起重运输机械液压管道进行维护、保养 ,以及在酸洗保养过程中应掌握的基本工艺流程和酸洗液的配制方
Through the review of current research in energy flow,the correlation equations of affecting and restricting energy flow are analyzed on the basis of energy flow definition,the reasons of vibrating of the fluid filled pipe are discussed,the methods are explored,and the developing trend on energy flow is predicted.
通过综述、归纳能量流的研究现状,从能量流的定义中分析影响和制约能量流的相关因数,说明了充液管道振动的原因,探讨了能量流的研究方法,指出了能量流研究的发展趋势。
This paper first explains the reasons of vibration in fluid filled pipe system.
阐述了充液管道系统振动产生的原因,并用频率—波数分析结构的振动以及消减充液管道振动的主动控制技术和被动控制技术,指出了充液管道系统振动控制具有良好的研究及应用前景。
The dispersion equation of structure acoustic coupling system for fluid filled pipes surrounded by elastic media under axisymmetric motion was derived from shell dynamic equation.
从壳体基本运动方程出发 ,导出了弹性介质中的充液管道在轴对称运动下声振耦合系统的频散方程 。
computer-aided liquids lines scheduling
计算机辅助液体管道调度
Systems should not be located close to flammable liquid piping or piping of other flammable gases.
系统不能接近可燃液体管道或其它可燃气体管道。
Numerical simulation for high-frequent transients in liquid pipe flow
液体管道高频水力瞬变过程的数值模拟
A pipe for conducting liquid.
水管输送液体的管道
To channel(piped liquid, for example) through a bypass.
管道运输通过迂回管道输送（如装入管内的液体）
any piece of cord that conveys liquid by capillary action.
任何通过毛细管作用运输液体的管道。
A pipe or channel by which liquid is drawn off.
排水管排掉液体的管或通道
A pipe or channel for conveying fluids, such as water.
导管输送液体的管子或渠道，如输水
To convey(liquid or gas) by means of pipes.
用管道来传输（液体或气体）
These pipes vomit out bad-smelling liquid into the sea.
这些管道把臭烘烘的液体倾入大海。
a thin flexible tube inserted into the body to permit introduction or withdrawal of fluids.
一种塞进身体里用来导液的管道。
conveys liquid waste from toilets, etc..
一种从象在厕所中运输液体的管道。
Pressure testing of liquid petroleum pipelines
GB/T16805-1997液体石油管道压力试验
Study of Flow-Induced Vibration in Pipes on Offshore Platform and in Water;
海洋环境下的输液管道流体激振研究
a flexible pipe for conveying a liquid or gas.
一种用来运输液体或气体的复杂的管道。
A pipe or channel used to conduct gas or liquid around another pipe or a fixture.
迂回管道用于引导气体或液体绕过其它管道或装置的一种管道或渠道
"duct:an often enclosed passage or channel for conveying a substance, especially a liquid or gas."
"管道:传送物质,特别是液体或气体的,一般为封闭的通道."
An often enclosed passage or channel for conveying a substance, especially a liquid or gas.
管道传送物质，特别是液体或气体的，一般为封闭的通道