fatigue failure 中文意思是什麼

fatigue failure 解釋
疲勞斷裂
  • fatigue : n 1 疲乏,勞累;勞苦;累活。2 【機械工程】(金屬屢經打擊等后的)疲勞。3 【醫學】(組織、器官等對...
  • failure : n 1 失敗 (opp success); 不及格。2 不足,缺乏;衰退;【醫學】衰竭。3 不履行,玩忽。4 破產,倒閉...
  1. Finite element analysis of aerofoil fatigue failure

    飛機機翼疲勞斷裂過程的有限元分析
  2. Fatigue failure analysis of aerofoil girder leading to air disaster

    導致空難的機翼大樑的疲勞失效分析
  3. Consequence analysis of smoothness to cement concrete pavement ' s fatigue failure

    平整度對水泥砼路面疲勞壽命的影響分析
  4. Unbalance damages machinery by imposing cyclic forces on bearings and shafts that lead to fatigue failure

    不平衡將會在軸承上產生周期性慣性力,致使軸承疲勞,進而損壞機器設備。
  5. And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency

    針對包鋼初軋廠精整車間鋼吊車樑上部區域出現裂縫這一問題,本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞裂縫的研究現狀;其次對整個吊車梁系統的外觀情況(包括連接、裂縫、腐蝕、銹蝕、制動桿件斷裂、吊車啃軌等)進行了現場調查,抽樣實測了梁的應力、化學成分、變形及軌道偏移等,根據實測結果,對吊車梁系統的承載能力進行了驗算;然後,根據現場調查及計算結果,探討了焊接鋼吊車樑上部區域疲勞破壞的機理,分析了重級工作制鋼吊車梁出現疲勞裂縫的原因,制定了初軋廠精整車間破損鋼吊車梁的加固方案;最後就重級工作制鋼吊車樑上部區域出現疲勞裂縫的修復與加固方案提出了一些意見和建議。
  6. Comparison of stiffness, strength and obturating performance of the initial obturator of the breech mechanism with those of the optimized one is made, which indicates that the stress concentration that leads to fatigue failure in the optimized structure is eliminated. the flexibility of the optimized obturator of the breech mechanism is considerably increased and its obturating performance is substantially improved

    對優化前後炮閂閉氣結構剛強度和閉氣性能進行了對比,優化后的結構應力集中問題得到了有效控制,消除了潛在的疲勞源,結構的柔性得到很大程度的提高,閉氣性能有了明顯改善,實現了優化的目的。
  7. The results indicated that the fracture mode is the fatigue failure

    結果表明,其斷裂形式為彎曲疲勞斷裂。
  8. The cycle numbers to fatigue failure of asphalt concrete can be increased greatly by the utilization of polyester fiber, and this enhancement is presented more significantly at lower stress levels

    間接拉伸疲勞試驗也表明,聚酯纖維能提高瀝青混凝土的疲勞壽命,且在低應力的情況下改善效果更加明顯。
  9. The results of wind forces acting on high buildings are the fatigue failure by vibrations, local failure under pressure and toppling failure etc. wind forces are one of design loads on towering structures, high buildings and long - span bridges, sometimes even be decisive function

    風對建築結構的作用表現為結構的振動疲勞破壞、局部受壓破壞和整體傾覆等,風荷載是高聳結構、高層建築和大跨度橋梁的重要設計荷載之一,有時甚至起決定性的作用。
  10. The surface spalling and fatigue failure may occur after a long time of service, during wheel - rail rolling contact

    摘要鋼軌鋼的接觸疲勞一直為鐵路運輸部門和研究機構所重視。
  11. Fatigue failure and its prevention of gear

    齒輪的疲勞失效與預防
  12. Fatigue failure analysis of 4th compressor pans in aero - engines

    發動機壓氣機四級盤輪緣疲勞失效故障分析
  13. In chapter 3, it introduces the fatigue failure of the axle. we analyze fatigue lifetime of the axle by the miner theory

    第三章、驅動橋疲勞失效分析及其試驗技術研究本章著重對驅動橋的疲勞性能進行了分析。
  14. Based on real time ct testing, primary testing study of fatigue failure and deformation mechanism of red sandstone has been completed under uniaxial compression condition

    摘要基於對裂隙巖石的細觀ct試驗,對含有單一裂紋的貴溪紅砂巖在單軸疲勞荷載作用下的損傷擴展機理和演化過程進行了初步的試驗研究。
  15. Specimens ’ cracking load under dead - load, fatigue failure characteristic, fatigue life, deflection of span - centre, fatigue flexural rigidity, maximal crack width, development of cracks and strain of concrete and steel bars have been investigated. the influence of fatigue cycle characteristic, ratio of reinforcement, kinds of aggregate and concrete compressive strength on the specimens ’ fatigue behavior has been also investigated

    對試件的靜載下開裂荷載、疲勞破壞特徵、疲勞壽命、疲勞荷載作用下的跨中撓度、截面疲勞抗彎剛度、裂縫開展情況及最大裂縫寬度、鋼筋及混凝土在循環荷載作用下應變等內容進行了研究,分析了疲勞循環特徵值、縱筋配筋率、骨料種類、混凝土抗壓強度等因素對試件疲勞性能的影響。
  16. Too frequently, however, we think of these materials solely in terms of their electronic or optical properties, preparation and electrochemical polymerization process. we need to remind ourselves that other, nonelectronic properties of these materials can be equally important. for example, certain mechanical properties and fatigue failure mechanism related to their applications

    不過,到目前為止,人們主要關心的是材料的物理和化學特性、制備方法、電化學反應控制、聚合鏈上多種相互作用的分子形成過程和分子聚合特性等,而對與實際應用密切相關的材料力學特性和疲勞損傷機理等力學問題的研究則相當匱乏。
  17. The results of analyzing the fatigue behavior of the specimens in direct tension test, cantilever beam bending test, three point bending test and wheel tracking test by apa show that the fatigue failure regularities of specimens in different tests are different

    關于直接拉伸、懸臂梁彎曲、三點彎曲和往返輪載( apa )等疲勞試驗的試件所開展的疲勞損傷分析發現,試驗方法不同,其疲勞損傷破壞規律不同。
  18. The theory of probabilistic fracture mechanics is presented. then the general rule and influential factors of cracks propagation occurred in fatigue failure are discussed

    介紹了概率斷裂力學的理論基礎,及疲勞破壞過程中裂紋擴展的一般規律,以及影響疲勞裂紋擴展的因素。
  19. In this paper, the theory and method of fatigue damage mechanics are adopted to study the fatigue damage behavior of asphalt mixture and the fatigue failure of asphalt pavement and predict the fatigue life of ac overlay on existed pcc pavement

    本文應用疲勞損傷力學理論與方法對瀝青混合料的疲勞損傷特性、瀝青類路面疲勞破壞以及舊水泥混凝土路面瀝青混凝土疲勞壽命預測進行了系統的研究。
  20. Experimental study on fatigue failure of intermittent jointed rock masses subjected to repeated stress wave

    應力波反復作用下斷續節理巖體疲勞破壞試驗研究
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