pipe thickness 中文意思是什麼

pipe thickness 解釋
管壁度
  • pipe : n 1 管,導管,筒。2 煙斗,煙袋;一袋煙。3 〈古語〉笛,管樂器;【航海】(水手長的)哨子(聲);〈p...
  • thickness : n 1 厚;粗;厚度;粗大。2 濃度,濃厚,黏稠。3 密度;稠密。4 模糊不清,多煙霧,混濁。5 愚笨;遲鈍...
  1. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面溫度的影響;然後對影響整個流場分佈的各種因素:包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈,以論證加裝導流板能達到流場均勻化的作用。
  2. The factors that probably leads to cracks are put forward based on the analysis, which in turn are : the deformation of surrounding rock and the deformation of concrete volume and the pelter of air temperature and thermal insulation temperature rise and the thickness of liner and cooling pipe

    通過分析得出了導致裂縫的幾種可能原因依次為:混凝土的圍巖變形、自生體積變形、氣溫驟降、絕熱溫升、襯砌厚度和冷卻水管等,為今後類似工程提供理論依據。
  3. With the fea software ansys and shell element which has high - precision, this dissertation optimize the size and thickness of skeleton section and seek steel pipe which still have strength and stiffness surplus under static state working condition : sinkage of 240mm of rear wheel. it ' s fully loaded in the state of static bending and torsion. after that, amelioration is achieved for even strength design

    本課題運用ansys有限元分析軟體,並且使用精度較高的shell殼單元作為建模單元,在靜態條件下,通過對左右後輪下沉240mm的彎扭聯合工況的模擬分析,尋找出骨架中存在強度和剛度富裕的構件,使之達到輕量化改進的目的。
  4. Quite a bit of heat is needed, due to the thickness of the copper pipe, and an electrical soldering iron probably won ' t be able to deliver sufficent heat

    因為銅管有一定的百度,所以有可能錫焊的溫度不夠,它對溫度的要求是比較高的。
  5. Meanwhile, it puts forward the exact demand to the indicators of coal for gasification. it systematically studies the thickness of economical heat preservation and calculation process of resistance loss of delivery pipe for analyzing and appraising the techno - economic of hot coal gas ' s delivery pipes. it sets the mathematic model for the calculation of economical heat preservation thickness and resistance losses of conveying pipes, compiles the computer program, dutti and dutt2 and draws the block diagram of relevant computer program

    為便於熱煤氣輸送管道的技術經濟分析與評價,對輸送管道經濟保溫厚度和輸送管道阻力損失的計算過程,進行了系統的研究,建立了輸送管道經濟保溫厚度和阻力損失計算的數學模型,繪制出相應的計算機程序框圖,編制了計算機程序dutt _ 1和dutt _ 2 ;並對熱煤氣的混合燃燒過程進行了研究。
  6. Considering different soil spring models for vertical fault movement and horizontal fault movement, two damage cases of pe pipeline in ji - ji earthquake have also been simulated. the large deformation of a buried pipeline under fault movement is investigated in the 4th chapter. to examine the inelastic behavior of buried pipelines, the parametric studies on pipe material property, diameter ( d ), diameter - to - thickness ratio ( d / t ), crossing angle ( ), as well as soil stiffness, have been conducted using a shell - spring fem method

    對於0 p三90 」的情況,當斷層位移相對管徑還不是很大時(管子內的彎曲應變與軸向拉伸應變相差不大的情況) ,斷層附近管子變形形式與梁相似;當斷層位移相對管徑很大時(管子以軸向拉伸應變為主的情況) ,斷層附近的管子軸線變形為一圓弧,管子表現得像一條沒有彎曲剛度的索。
  7. The calculation formula for structure damping exhausting factor of combined pipe is denoted. structure exhausting factor of combined pipe treated by the damping material of sa - 3 is obtained with the different temperature and damping layer thickness

    推導出管道表面阻尼處理后復合管結構損耗因子的計算公式,並得出了sa - 3阻尼材料處理后,不同溫度、不同阻尼層厚度時復合管的結構損耗因子。
  8. Table of universal wall thickness of thermoplastics pipe

    熱塑性塑料管材通用壁厚表
  9. Thickness tolerance of steel plate of pipe

    鋼板或鋼管厚度負偏差
  10. A new kind of pipe wall thickness measure

    一種新型鋼管壁厚量具
  11. This paper calculates the thermal insulation thickness of the " steal sheated steal " directly buried steam pipe with air thermal insulation layer under the condition of different temperatures, and compares it with the system without air thermal insulation layer

    摘要對不同介質溫度條件下有空氣保溫層的「鋼套鋼」蒸汽直埋管保溫結構厚度進行了數值計算,並將計算結果與無空氣保溫層的保溫結構厚度進行了比較。
  12. 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。
  13. Steel pipe with wall thickness of three mm and diameter under 100 mm to effectively reduce cutting temperature, prolong service life of blade and improve cutting effect

    每切割兩道口,如壁厚3毫米,管徑100毫米以下的不銹鋼管,滴加一至兩滴潤滑油在刀刃端,
  14. Thickness design of ductile - iron pipe

    球墨鑄鐵管的厚度設計
  15. These defects can occur at the outer or inner surface of the pipe and can lead to a serious loss of pipe wall thickness

    這些缺陷既可能發生在管道外壁又可能發生在管道內壁,通常致使管道壁厚減薄。
  16. The selection of pipe wall thickness, the calculation and design key points of the melt flow, melt pipe flow pressure fall and melt flow speed in the design of melt pipes were introduced in detail

    摘要介紹了熔體管道設計中管道壁厚選擇、熔體流量、熔體管道流動壓力降和熔體流速等計算方法和設計要點。
  17. ( 4 ) thermal pipelines are important parts of concentrated heat supply of the thermoelectricity combination. according to the thermal lube service prospect, the paper calculates thickness of the buried steam pipe, proposes a new opinion of the interface temperature controlling method, and also attempt to determine the resistance loss of the minimal steam tubes and wrote its program

    ( 4 )熱力管網是熱電聯產集中供熱系統的重要組成部分,本文根據熱力管道的發展趨勢,對直埋蒸汽管道的保溫層厚度計算,提出採用界面溫度控製法的見解,並進行編程計算,此外,還對直埋蒸汽主管道阻力損失進行編程計算的嘗試。
  18. Fluid flow pipe wall thickness required

    流體流動管壁厚的要求
  19. The sintef work indicates that it is possible for the increased flexibility due to ovalization of the bend to be more than compensated for by a large increase in the wall thickness of the bend, with the result that the global flexibility factor could be less than 1, i. e. the bend is stiffer than the pipe

    試譯如下: sintef的文件表明由於彎管橢圓化所增加的撓度可能更容易被彎管壁厚的較大增量所抵消,從而整體撓曲系數會小於1 ,如果彎管硬度大於管道硬度。
  20. On the premise of satisfying all constraint conditions stipulated in the codes with the pipe thickness spacing, height and thickness of stiffener rings as variables and the total steel quantity per meter of pipe as objective function, the program is developed for structural stress computation and comparison of total steel quantity used so as to select the alternative with smallest total steel quantity per meter of pipe

    該程序在滿足規范規定的各種約束條件下,以管壁厚度、加勁環間距、高度和厚度等作為變量,以每米鋼管的總用鋼量為目標函數,進行結構應力計算和工程量比較,從中選出用鋼量相對最小的設計方案。
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