機體結構疲勞 的英文怎麼說

中文拼音 [jītǐjiēgòupíláo]
機體結構疲勞 英文
airframe fatigue
  • 機 : machineengine
  • 體 : 體構詞成分。
  • 結 : 結動詞（長出果實或種子） bear （fruit）; form （seed）
  • 構 : Ⅰ動詞1 （構造; 組合） construct; form; compose 2 （結成） fabricate; make up 3 （建造; 架屋） bui...
  • 疲 : 形容詞（疲乏; 勞累） tired; weary; exhausted
  • 勞 : Ⅰ動詞1 （勞動） work; labour 2 （煩勞） put sb to the trouble of; trouble sb with sth : 勞您費心...
  • 機體 : 1. [生物學] （有機體） organism 2. [航空] airframe
  • 結構 : 1 （各組成部分的搭配形式） structure; composition; construction; formation; constitution; fabric;...
  • 疲勞 : 1. （疲乏勞累） tired; fatigued; weary; become fagged 2. （機能或反應能力減弱） fatigue; strain 3. [物理學] fatigue
  1. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方法；利用ug軟體對燕尾榫聯接結構創建了參數化實體模型；基於ansys軟體平臺求解彈性接觸問題，獲得了榫聯接結構接觸應力及接觸狀態量的分佈；在已有微動疲勞壽命預測模型的基礎上，引入載荷頻率影響因子，對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測，與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  2. According to the dynamic evolvement rules of the stress, strain and fracture distribution or fatigue cracking mechanism, fatigue equation and axle load conversion of the steel bridge deck asphalt mixture surfacing are proposed

    依據鋼橋面瀝青混合料鋪裝體系復合結構的應力場、應變場和損傷場在疲勞過程中的動態演變規律以及疲勞裂縫的形成機理，推導出鋼橋面瀝青鋪裝層疲勞性能方程和車輛軸載換算公式。
  3. At one time complex structure and area of weariness crack ( including whole suspension hollow axis of swivel, half suspension adopted axletree, substituting holistic grinding steel wheels for wheel - hoop compounded wheels, different wheel - axletree structure of different locomotives, different transmission chamfer machining step of axletresses and driven traction gear etc. ) centralizing make wave clutter and repeat to disturb recognition of real fault wave

    同時，由於全懸掛空心軸、半懸掛抱軸承等復雜結構車軸的使用和整體碾鋼輪陸續替代輪箍組裝式車輪，各型機車輪軸結構不同，車軸加工臺階和過渡圓角不同，從動牽引齒輪與車軸採用過盈裝配等，在這些結構復雜且疲勞裂紋產生集中的區域，探傷時極易發生波形交織和重復，難以識別真正缺陷波。
  4. To provide a practical tool for fatigue assessment, this approach is based on the so - called simplified fatigue analysis with the assumption that the long - term stress histogram of the hull structure follows the weibull probability distribution, the s - n curves used in the assessment and evabatbn are the basic design - n curves for non - nodal johts " issued by den ( department of energy of united kingdom ), combining with computer technology the assessment procedure is programmed, which will indicate the fatigue damage condition and degree of technical status of tanker hulls

    在中國船級社（ ccs ） 《船體結構疲勞強度指南》和美國船級社（ abs ） simplifiedfatigueanalysis的基礎上，根據對油輪結構特點和貨載特點的分析，討論了油輪船體疲勞損傷的影響因素，討論油輪疲勞強度計算方法和計算程序，引入模糊質量評級的方法，建立油輪疲勞損傷評估模型。結合先進的計算機技術，編制出油輪疲勞分析程序，採用典型實船資料，對其疲勞狀態進行評估，結果與實際情況比較吻合，表明該程序具有一定的合理性，可作為油輪船公司評價油輪技術狀態時在疲勞損傷方面的參考。
  5. Fatigue and fracture have been an important issue for ship and offshore structures for a long time

    疲勞破壞是船體結構主要的失效模式之一，因此，國內外的船舶結構研究人員和機構都十分重視船體結構的疲勞問題。
  6. Since 1960s, the mechanical strength reliability and structural system reliability, whose main failure modes are fatigue and service life, has achieved a great deal of development and been applied to engineering machine, aeronautical and astronautical engineering, electric apparatus, bridges, ship, civil engineering etc. with the developing of space technology and tendency of machine towards high speed, precision, automation, one realizes the importance of mechanism reliability based on the accuracy of motion, for the errors of mechanism occurred more often than that of structure, especially in the field of aeronautical and astronautical engineering and operate system of weapon

    上個世紀60年代以來，以疲勞、壽命為主要失效模式的機械強度可靠性、結構體系可靠性研究得到了很大發展，並迅速應用於工程機械、航空航天、電器設備、橋梁、船舶、土木工程等。隨著空間技術的發展以及機械的高速精密化、自動化發展，人們逐漸認識到以機構動作參數的準確可靠為主要指標的可靠性問題日益突出，因為在很多機械上機構的故障多於結構的故障，尤其是在航空航天及武器操縱系統方面。由於這些機構的運轉特性，振動可靠性的研究亦佔有突出的位置。
  7. Structural modifications focus on increasing the minimum life of the wing main spar ( originally set at 800 hours ) have carried through several proposed progressive stages of modification with the intention of reducing fatigue problems and providing a life extension of up to 1, 250 hours for a complete refurbishment with a newly manufactured main spar

    機體結構上的修改著重於延長主翼梁的最低壽命（ 800小時） ，以進行多次漸進式階段的改造方法來達到減少疲勞和延長壽命至1250小時的目標。
  8. Abstract : presents the model established for calculation of reliability of connecting rod fatigue strength, and stress analysis made with the connecting rod body of diesel engine, and the reliability calculations made with the connecting rod of 6200zcl diesel as an example for infinite life, and concludes that this method also suits other components with infinite life

    文摘:連桿的主要破壞形式是疲勞破壞，疲勞破壞是連桿按強度失效的主要故障模式.本文根據機構可靠性的基本原理，建立了連桿疲勞強度可靠性的計算模型.對直列式柴油機連桿桿身進行了應力分析，並結合6200zcl型柴油機連桿的具體實例，進行了無限壽命下的疲勞強度可靠性計算，所得結果與實際工程情況相符.闡明了所提供方法的具體應用，這種方法對其它壽命很長的機構構件同樣適用
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