熱應力疲勞 的英文怎麼說

中文拼音 [rèyīnglìpíláo]
熱應力疲勞 英文
thermal fatigue
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 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...
  • 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. Conduct material fatigue testing and thermal stress test

    進行材料疲勞測試和熱應力測試。
  2. Ivestigation on the thermal stress fatigue behaviour of steel 3cr2w8v

    鋼熱應力疲勞探討
  3. The patient with neurasthenic such as fatigue, slackness, weakness, and sleep disorder can use far infrared magnetic bedclothing, which features several advantages : thermal effect of far infrared helps to relieve the pain and tranquilize you. the far infrared magnetic mattress has a good effect in adjusting the functions of vegetable nerve and nerve system, improving the anxiety, and tranquilizing you. the far infrared textile is able to improve the microcirculation of blood, activate the tissue cells, and strengthen the metabolism in an effort to eliminate the fatigue

    可以，對于疲勞無力，虛弱感及睡眠障礙為主的神經衰弱，用遠紅外磁療寢具具有幾大好處： a遠紅外的溫熱效應，有利於鎮痛安眠作用b遠紅外磁療床墊對于調節植物神經系統功能和神經系統，改善焦慮狀態，鎮痛安神都有良好的效果c遠紅外紡織品可以改善微循環，活化組織細胞，加強代謝產物的排出，對消除疲勞有很好的作用。
  4. The measurement of stress can provide basis for material ' s evaluation, predict the fatigue life of the workpiece, inspect the technical effect of heat treatment and strength disposal on the surface, control cutting technics and determine the effect of stress elimination

    測量材料或構件的應力分佈不僅為材料的評價提供依據，而且還可預報構件的疲勞情況，檢查熱處理及表面強度處理工藝效果，控制構件切削加工工藝，檢查消除應力的工藝效果。
  5. Abstract : the process of thermal fatigue crack propagation on the surface of steel bonded carbide gjw35 under the action of thermal stress has been observed

    文摘:觀察了在熱應力作用下gjw35鋼結硬質合金表面熱疲勞裂紋擴展過程。
  6. In this paper the no. 50, 100, 150, 200 and 480 minute ' s pipes " temperature field and stress have been calculated with this method. compared with the experimental result the temperature result is very accurate

    同時解釋了溫度、熱流、熱梯度及應力存在差異的具體原因，為計算出再熱器鋼管材料12crlmov的熱疲勞壽命提供了有價值的數據。
  7. Thermal and welding residual stress often produces in the proceeding of the electronic package, the residual stress release and thermal deformations of the microelectronics will reduce the assemble intensity between the chip and package, and then debase the electrical performance of the assemble circuit, numerous thermal cycling will lead to thermal fatigue or thermal failure of the microelectronics

    電子封裝器件在生產的工藝過程中，往往會產生熱殘余應力以及焊接殘余應力，殘余應力的釋放作用及器件在使用過程中的熱變形，會降低集成電路晶元與封裝體的結合強度，進而降低集成電路的電性能，反復的熱循環，將導致器件的熱疲勞失效，嚴重時可導致矽片或陶瓷片破裂，使整個器件遭到破壞。
  8. In this dissertation, the effect of texture, heat - treatment, and hydrogen on the lcf behavior of zircaloy - 4 and the cyclic deformation behavior for zircaloy - 4, n18 alloy and n36 alloy have been investigated systematically using fully - reversed tension - compression loading under strain control ( r = min / max = - 1 ), while the evolvement of the friction and back stresses versus the number of repeated working cycles and the plastic strain amplitude has been studied, and the thorough discussion combined with the analysis result of fatigue sub - structure, friction and back stresses, and fatigue fracture has been given to the mechanism underlying the lcf behavior of alloys

    本文採用對稱拉壓循環變形方法（ r _ = _ （ min ） _ （ max ） = - 1 ） ，系統研究了織構、熱處理狀態、氫對zr - 4合金低周疲勞性能的影響， zr - 4合金、 n18合金和n36合金的循環變形行為，並研究了摩擦應力、背應力隨循環周次、塑性應變幅的變化規律。結合疲勞亞結構和疲勞斷口的分析結果，深入探討了影響合金低周疲勞行為的作用機制。
  9. Finally, theoretical results and the fatigue test data of equal amplitude are combined, which is introduced the conception of " range of hotspot stress ", and the method of fatigue design for grid structure with bolt - sphere joints is obtained in this paper

    最後，將本文的理論研究成果與常幅疲勞試驗數據相結合，並引入「熱點應力幅」的概念，建立了螺栓球節點網架結構的疲勞驗算方法。
  10. Thermal stress fatigue

    熱應力疲勞
  11. The thermal fatigue resistance of al2o3 - 20wt. % tic is the best, it is due to high kic and pore of the material. the pore decrease the stress extension of tip of cracks and delay themal shock fatigue cracks extension. 4

    含20wt . tic的復合陶瓷具有高的k _ （ 1c ）和較多的孔隙，這些空隙在熱震疲勞時降低熱震疲勞裂紋尖端的應力集中並阻礙裂紋擴展從而提高了材料的斷裂抗力，故其具有最好的抗熱疲勞性能。
  12. Rubber, vulcanized or thermoplastics - determination of tension fatigue - constant strain method

    硫化橡膠或熱塑性塑料.張力疲勞測定.恆定應變法
  13. These results would be able to interpret stresses at the welded sections where there are no sensors installed in the evaluation on fatigue damage by using the strain - time history data obtained from the structural health monitoring system

    這些初步成果為利用安裝在橋梁結構健康監測系統上輸出的應變時程數據，對這類焊接構件進行熱點應力推算和準確合理的疲勞損傷評估提供了理論和計算基礎。
  14. This study aims at the analysis on local hot spot stress in critical components of long - span steel bridges and numerical simulation on the accumulated fatigue damage for the purpose of providing an accurate assessment of the accumulated fatigue damage and fatigue life of the components

    本文的研究工作是圍繞著大跨度橋梁在交通荷載作用下，關鍵焊接構件的局部熱點應力分析和相應的疲勞損傷累積分析而展開的，目的為了對這些焊接構件內的疲勞損傷累積的過程進行比較準確的評估。
  15. Firstly, the analyses on the dynamical response of the tsing ma bridge ( tmb ) under traffic loading are performed on the basis of the three dimensional finite element model of the full - scale structure of the bridge, and some regions critical to fatigue damage are determined from the result of the dynamical response. the hot spot stress approach is usually adopted in the fatigue design and analysis of tubular welded joints. to apply the hot spot stress approach for the fatigue evaluation of long - span suspension bridges, the fem is further used to determine the hot spot stress of the critical fatigue locations

    首先，在青馬大橋三維有限元模型和整體動力響應分析計算的基礎上進一步進行關鍵疲勞構件的局部熱點應力分析，對疲勞危險部位處的焊接構件建立三維有限元模型，施加符合橋梁實際工況的載荷與位移邊界條件，進行局部熱點應力分析，確定這些焊接構件內的名義應力和相鄰焊接區域內熱點應力之間的關系，得到相應的應力集中系數。
  16. Zhang liji ( material physics and chemistry ) directed by professor xie xiaoming this paper is intended to solve problems for those who are designing, using pbgas. failure mechanism, as well as cycles to failure of two groups of pbga samples ( with / without underfill ) for thermal cycling conditions in the range of - 40 ~ 125, were presented. the experiment shows that solder ball in the samples without underfill cracked after 500 times cycle, no crack was found in the underfilled samples even after 2700 cycles

    通過一系列的實驗，得到以下實驗結果： ?在本論文設定的溫度循環條件下，未充膠pbga樣品的熱疲勞品壽命在500周左右，充膠樣品的焊點壽命高於2700周； ?對于未充膠器件，中心距（ dnp ）是決定焊點應力、應變大小的最主要因素，裂紋總是從中心距較大處萌生並向中心處擴展； ?溫度循環的過程中焊盤附近焊料組織明顯粗化。
  17. Fatigue assessment of oil tanker based on hot spot stress in jtp rules

    規范中熱點應力的油船船體疲勞強度分析
  18. Standard practice for strain controlled thermomechanical fatigue testing

    應變控制熱力疲勞試驗的標準規程
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