管道荷載 的英文怎麼說
中文拼音 [guǎndàohézǎi]
管道荷載
英文
load on conduit (pipeline)- 管 : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 荷 : 荷名詞(蓮) lotus
- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 管道 : [工業] pipeline; channel; tunnel; piping; canalis; pipe run; duct; conduit; conduit pipe; ducting...
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2 transmission of longitudinal stress wave in non - defect pipeline excited by axial symmetry impact has been studied by the numbers
2 、對無缺陷管道中受軸對稱沖擊載荷下激勵出的應力波進行了較為系統的實驗研究。And gave priority to the eular - bernonulli beam model, the simply and convenient analytical resolution for the response of the pipelines under dynamical traffic loads through the impulse function and the congruence method of the vibration form and so on. during the analysis of the chanmical results of the pipelines, the randomicity of the output of the pipelines response was taken into accout. so the stochastic process method was applied to describe the probability characters of the pipelines response, which made the results truer, more veracious
本文採用eular - bernonulli梁模型和tomosimko梁模型對動力下kelvin粘彈性地基中管道固有振動性狀進行了分析,提出了各力學結果描述的解析式;並以eular - bernonulli梁模型為主,基於脈沖函數、振型迭加法等對管道在動力交通荷載作用下的管道響應問題提出簡單便捷的解析演算法;在管道受力結果的分析中,考慮管道響應輸出的隨機性,將管道響應用隨機過程來描述其概率特徵,使得結果描述更加真實準確。So the chanmical properties and the effect of the timbering form, foundation modulus and stiffen coefficient of the pipelines under static loads were studied, which provided the research basic for the chanmical properties of the pipelines under dynamical loads. the mutual effect of the pipelines and the soil under the dynamical loads is belonging to a coupling system
管道與土體在動力下的相互作用是一個耦合系統問題,本文從荷載、土體、管-土整體三個方面深入探討了動力荷載下管-土耦合系統的基本特徵:隨機性、動態變化性、耦合性、非線性等。When the transportation load is long - term evenly distributed, the influences of each relevant factor, i. e. pipeline depth, diameter, deformation module of foundation, poisson ratio of soil and tyre pressure of vehicles, toward mises stress and vertical displacement of pipelines are discussed. when the transportation load is movable and invariable, the changing rules of mises stress and vertical displacement during the vehicle ' s movement are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are discussed. when the transportation load is stable and simple harmonic, the changing rules of mises stress and vertical displacement during the time of load function are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are also discussed. in three - dimensional analysis, mises stress and vertical displacement of pipelines under three kinds of transportation loads are calculated, and the analysis and discussion of correlative factors are also made
當交通荷載為長期均布荷載時,討論了各相關因素,包括管道埋深、管徑、地基變形模量、地基泊松比和車輛輪壓大小分別對管道mises應力和豎向位移的影響;當交通荷載為移動恆載時,計算並分析了車輛行駛過程中管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對這兩個管道力學性狀的影響;當交通荷載為穩態簡諧荷載時,計算並分析了荷載作用時間內管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對管道力學性狀的影響。The preferences are analyzed, pipe ’ s parameters such as depth, thickness, pipe diameter, and mechanical property of material ; soil parameters such as soil types, internal friction angle, pipe - soil interaction ; fault ’ s parameters such as fault types, fault throw, fault drop, fault - pipe angle, mechanical property of material ; load types such as gravity force, linear displacement load, seismic load and seismic wave. some conclusions are drawn from the calculating results : when buried pipes cross fault, pipe ’ s embedded depth should be shallow, and big pipe diameter and thick wall should be selected. avoid the site where fault moves severe, and select suitable pipe - fault angle
在有限元三維模型建立中考慮的因素有:管道自身參數如管道埋置深度、管壁厚度、管徑、管道材料等;巖土材料參數如土體類型、巖土的內摩擦角、管土相互作用等;斷層考慮有斷層類型,斷層斷距,斷層錯動距離,斷層與管道的交角,斷層材料的考慮等;荷載分別考慮靜荷載,動荷載,其中動荷載包括線性位移加載、地震力加載和地震波加載等。Calculation methods for settlements of immersed tunnels induced by tidal load
潮汐荷載引起沉管隧道沉降計算方法At the same time, the character of dynamical parameter under dynamical loads was taken into accout, so elastic eular - bernonulli foundation beam model under traffic loads was set up. in this model, firstly, the detailed resolution process accounting the parameters changing with the space was gained ; secondly, the detailed resolution process accounting the parameters changing with the time was gained, too
同時,建立了考慮管-土系統參數在動力下存在動態變化特點的交通荷載下管道的eular - bernoulli地基梁受力模型,分別對參數隨著空間和空間變化時的位移響應提出了詳細的解析求解過程,從而保證了管土系統在動力下參數隨時空動態變化條件下解析求解方法的科學性與完備性。To master in time the status of railway track geometry under repeated train loads, modem track inspection car and computer processing techniques are adopted to inspect it and evaluation standards concerned are established in many countries
摘要為了及時掌握列車反復荷載作用下的軌道幾何形位狀態,各國鐵路管理部門都採用了現代軌檢車和計算機處理技術來監測其變化情況,並制定了相應的評價標準。In this paper, it is studied and analyzed characteristic of stress, distortion etc. of pipe liner structure combining dahuofang transport water tunnel practice project, tunnel boring machine construction, and it is considered that affects internal force of pipe liner for early stress of underground structure and digging load. in nonlinear finite element calculation model, folium cells have been simulated among pipe liner and pipe liner and wall rock. under varies load condition, it has educed that changing rule of stress, distortion and load characteristic pipe liner in kinds of wall rock tunnel by analysis and calculation
本文結合實際工程,分析研究了大夥房水庫輸水隧道工程在採用掘進機施工方法的情況下,利用管片襯砌的結構應力、變形等受力特性,考慮地下結構初始應力和開挖荷載對襯砌內力的影響,採用薄層單元模擬襯砌管片之間、襯砌管片與圍巖之間的非線性有限元計算模型,通過分析計算得出不同荷載工況下各類典型圍巖段隧道襯砌管片受力特徵、應力和位移變化規律。The essential properties like randomicity ; dynamic ; coupling ; nonlinear and so on of the system of pipelines - soil under dynamical loads was studied through loads, soil, and pipelines - soil etc three aspects, so this chapter offers the basic job for the dynamical response of the pipelines - soil system. eular - bernonulli beam model and tomosimko beam model were adapted to study the inherence vibration properties of the pipelines under dynamical loads, and the analytical answers of the chanmical results were brought out in the fifth chapter
荷載的作用,最終要通過土體介質的傳遞到達管道本身,從而使得管道發生力學性狀響應,因此,文中以粘彈性理論為基礎,通過數學變換、推導,提出了荷載在土體中的傳播特性和計算方法,使得管道的動力激勵部分問題得解。In the past, there were a large number of research studies on the behaviour of concrete - filled steel tubes ( cfst ) subjected to compression, bending or combined compression and bending, and there were a few research studies on the behaviour of cfst subjected to pure torsion, compression - torsion, bending - torsion, compression - bending - torsion and compression - bending - shearing. however, the behaviour of cfst members under complicated loading conditions still needs to be studied deeply
以往,研究者對鋼管混凝土構件在軸壓、純彎和壓彎荷載作用下的性能進行了大量研究,對純扭、壓扭、彎扭、壓彎扭及壓彎剪受力狀態下的工作性能也有一些研究報道,但研究工作,尤其對壓彎扭剪構件的工作機理的研究仍有必要深入進行。If the pipe needs shock absorption or shockproof, shockproof hanger or support should be selected. the load should be equal to the loading capacity and rigidity of the shockproof spring hanger or rubber hanger
3管道需要減震防震時,應選用防震吊掛或支座,支承的荷載應與防震用彈簧或橡膠的支承能力和剛度相匹配。Abstract : it is necessary for design to define the effects of train loads on nanjing yangtze river immersed tubular tunnel which is planning in the high speed railway line from beijing to shanghai
文摘:擬定中的京滬高速鐵路南京長江沉管隧道,設計中需確定列車荷載的影響。Analyses of circumjacent earth pressure distribution establish the mechanical model of basic loads about stability, strength and stiffness of pipeline while defmitude of cross section stresses has a bearing on design purposes of production and practicality
管道周邊土壓力分佈性狀的分析奠定管道穩定性、強度和剛度計算的基本荷載的力學模型,而管道本身橫截面應力的確定關繫到生產實用的設計目的。Plastic piping systems - end - load - bearing and non - end - load - bearing assemblies and joints for thermoplastics pressure piping - test method for long - term leaktightness under internal water pressure iso 13846 : 2000 ; german version en iso 13846 : 2000
塑料管道系統.熱塑承壓管用端部荷載軸承和無端部荷載Fatigue failure in the power plant boiler drum and pressure piping is the common failure, which caused by fatigue loading and others
鍋爐承壓部件(汽包等)及壓力管道在交變載荷和其它因素作用下發生疲勞破壞是一種常見的失效方式。Planar calculation and relative analysis of vertical displacement of buried pipelines under three different kinds of transportation loads are made, which can provide certain reference to three - dimensional analysis
3對三種交通荷載下管道的豎向位移進行了二維計算和相關分析討論,以此作為對三維分析的參考。The buried pipeline ’ s damage under dynamic loading is analyzed through numerical simulation method on the basis of automatic dynamic incremental nonlinear analysis ( adina )
本文主要是應用有限元分析軟體adina對地下管道在動荷載作用下的破壞進行數值模擬。The design of tunnel lining structure is related with the drainage and waterproofing system, lining structure shape, the permeability coefficient of grouting loop and so on, which should be carried out through special research and calculation. it is inappropriate by adopting present standard drawing briefly. ( 9 ) with the action of external
本論文提出的以堵為主「控制排水」原則和考慮外水荷載作用的鐵路隧道襯砌結構設計等定性原則和定量方法,盡管是初步的、探討性的,但這些原則和方法本身對改進和完善我國現有鐵路隧道襯砌結構設計方法,提高我國隧道設計水平具有重要意義。4. according to results of planar analysis and three - dimensional analysis, comparisons of influences between different factors, long - term evenly distributed load and movable invariable load, planar analysis and three - dimensional analysis toward pipelines are carried out respectively. 5
根據二維分析和三維分析的結果,分別將不同因素對管道的影響、長期均布荷載和移動恆載對管道的影響、二維和三維分析對管道豎向位移的影響進行了對比分析。分享友人