波擊應力 的英文怎麼說

中文拼音 [bōjīyīnglì]
波擊應力 英文
flogging stress （or pounding）
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 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...
  1. 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。
  2. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則波中船舶非線性運動方程，通過時域步進求解獲得船舶剛體運動的穩定時歷，進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射波壓力、繞射壓力、輻射壓力和波浪沖擊壓力諸分量。
  3. With the wide application of carbon / phenolic composite in spacecrafts and missile hulls, the prediction of dynamic response or internal damage of structures subject to explosion, impact or the shock wave induced from the sediment of high - energy particle beam and the evaluation of capability of composite in defending stress wave, aroused the study of the constitutive relation and the characteristic of stress wave propagating

    隨著碳酚醛在航天飛行器結構及導彈殼體中日益廣泛的應用，預測結構受到爆炸作用、沖擊或由於高能粒子束在其表層大量沉積而產生的應力波所引起的動態響應及內部損傷，以及對其防護應力波的性能進行評估等，都需要對碳酚醛的本構關系以及應力波在其中的傳播特性開展研究。
  4. At first in the condition of low - velocity impact it is discussed with the formation of ceramic smash cone angle on the base of quasi - statistic hertz and 3 a 6 y a c - theory. then using spherical stress wave reflection and transmission theory under the state of medium - high velocity the formation of spot in the ceramic back. finally the damage mechanism of ceramic suffered by the high impact is simply discussed

    首先，在低速撞擊的條件下，基於準靜態hertz的理論與薩布斯基理論，分析了陶瓷破碎錐角的形成；其次，在中高速撞擊條件下，利用球面應力波反射迭加理論，分析了陶瓷背面的層裂的形成；最後，簡單討論了高速撞擊下陶瓷的破碎機理。
  5. In chapter 2, based on generalized characteristics theory, characteristic analysis is carried out on the problem of stress wave propagation in orthotropic fluid - saturated porous media under longitudinal impacting

    在第2章中，根據廣義特徵理論，對正交各向異性液飽和多孔介質在縱向沖擊載荷作用下的應力波問題進行了特徵分析。
  6. The result shows that under the effect of repeated impact load, the stress wave produces reflection in the metallurgical junction plane between coating and basal body, and forms stretch wave causing longitudinal split and angle split of coat ; the microcosmic spot pitting and deep layered peeling off occur in coating surface due to stress concentration ; the energy accumulation of impact loading causes rigidity variation and plastic deformation

    結果表明：在多沖載荷作用下，應力波在塗層和基體的冶金接合面發生反射，形成拉伸波造成塗層的縱裂和角裂；在塗層表面由於應力集中，塗層表面發生微觀點蝕和深層剝落；沖擊載荷能量的積累，造成塗層試樣硬度變化和塑性變形。
  7. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先，分析了纖維類正交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理，結合包含損傷和應變率效應的材料動態本構方程，建立了纖維復合材料板彈道極限速度的預測公式；其次，根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點，建立了陶瓷/復合材料靶板抗彈性能分析模型，給出了彈道極限速度預測公式；最後，利用應力波反射和透射理論討論了陶瓷/復合材料靶板的設計問題，對雙層陶瓷復合靶板的優化設計進行了分析，給出了在一定面密度下的最佳優化系數，討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。
  8. Hydraulic pile hammer is one of the pile driving machines that drive prefabricated piles into the ground in the construction of pile foundation such as construction, bridge, dock, etc. with the development of science and technology, the prefabricated pile driving machines evolve from block hammer, steam - hammer, diesel hammer to hydraulic hammer. hydraulic pile hammer is one of ideal prefabricated pile driving machines because it can adjust stress waveform, decrease stress peak value, prolong effectual action when it drives piles. hydraulic pile hammer is used widely and formed series in developed countries now

    液壓打樁錘是用於建築、橋梁、碼頭等樁基礎施工中打入預制樁的樁工機械。隨著科學技術的進步，預制樁施工機械由落錘、汽錘、柴油錘，發展到了液壓打樁錘。用液壓打樁錘打樁，可以調整撞擊應力波波形，減小應力峰值，延長有效作用時間，是一種比較理想的預制樁施工機械，目前在發達國家已被廣泛使用，並形成了系列化。
  9. In the test, an impact is applied on the surface of the concrete structure, and the response of the concrete due to the impact is measured and recorded

    在彈性波試驗中，利用鋼珠或鐵槌敲擊混凝土表面，以產生應力波源，並以感測器測量混凝土表面反應。
  10. Mechanical impact dynamics is used to analyse the production and spread of stress wave when hydraulic pile hammer hammerblows piles, the stress wave influence the course of driving pile. slender hammer that is equal to wave resistance of the pile can bring ideal stress waveform. when the hammer weight is constant, efficiency of driving pile can be increased by means of selecting drive cap and cushion pad of different rigidity to match the hammer according to various geological condition and the pile. the structure and principium of hydraulic system of double - acting hydraulic pile hammer with double cylinders is studied in detail in the paper, the hydraulic system and electric control system of six - ton - double - actin hydraulic pile hammer with double cylinder is designed on the basis of it

    本文應用沖擊機械繫統動力學分析打樁過程中錘體與樁撞擊時應力波的產生、傳播以及該波對沉樁過程的影響。認為與樁等波阻的細長狀錘體能夠產生理想的應力波波形；在樁錘重量一定的情況下，可針對不同的地質情況和樁，通過選擇不同剛度的樁帽和樁墊與其匹配來提高打樁效率。本文對雙缸雙作用液壓打樁錘液壓系統的結構和工作原理進行了深入的研究，並在此基礎上設計出六噸雙缸雙作用液壓打樁錘的液壓系統和電控系統。
  11. Refer to the impacting - echo technology, we impacted the apex of the steel bar and incepted the reflecting stress ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the time of stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method

    借鑒于沖擊回波技術，固結波速的測定方法是在鋼筋測桿的出露端施加瞬態沖擊載荷，由安設在測桿頂端的傳感器接收反射應力波信號，根據應力波的走時和測桿的長度折算固結波速的大小，因此反射信號的識別是固結波速法檢測混凝土強度的技術關鍵。
  12. From this thesis, it can be stated that the use of observation implement and active cable can produce timely active control to ship in the wave. because active cable can enhance ship ' s ability of anti - siamming but do n ' t affect ship ' s inward capability, it should be given some attention in the application research of active control method in ship structure vibration by slamming

    從本文中可以看出，將觀測器和作動器相結合可以對航行於波浪中的船舶結構振動實施適時的主動控制，並且裝上作動器不但不會影響船體本來的性能，而且可以增加其抗波浪砰擊能力，因此主動控制方法在船舶結構砰擊響應控制方面的應用和研究應該給予一定的重視。
  13. The ultrasonic impacting has very good effect of adjusting residual stress, improving texture and raising fatigue strength of structural element, and it is particularly helpful to eliminate tensile stress in the shallow layer thereof

    摘要超聲波沖擊對于調整殘余應力、改善組織、提高疲勞強度都有很好的效果，特別對消除淺層拉應力有很大的幫助。
  14. And then the paper validates the suitableness of the stress attenuation in the area of shock wave

    隨后對獲得的應力波衰減方程在沖擊波作用范圍的適應性進行了驗證。
  15. On the similitude artillery, 7 items of shooting tests were proceeded. these items included : muzzle velocity of projectile, pressure of gases, recoil force, efficiency of muzzle brake, muzzle shockwave, dynamic stress, stability

    在模型炮上進行了7個射擊實驗項目，實驗項目包括：初速、膛壓、后坐阻力、炮口制退器效率、炮口沖擊波、動態應力、穩定性。
  16. The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors

    本文的研究內容主要包括： ?在受試炸藥經歷低應力大變形過程的susan試驗中，同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝，得到了殼體膨脹變形過程圖像，並使用前照明技術觀察到了鋁殼表面產生的裂紋及其發展變化過程；從壓力傳感器測量的空氣沖擊波超壓曲線，獲得反應釋放總能。
  17. Based on the mesoscopic damage mechanics, numerical code rfpa ( superscript 2d ) was developed to simulate the spallation process of inhomogeneous medium induced by reflection of stress wave under different stress waves ( such as different durations, amplitudes and shapes ), and the behaveiour and mechanism of spallation process were numerically analyzed and discussed

    摘要採用基於細觀損傷力學基礎上開發的動態版rfpa （上標2d ）數值模擬軟體，對不同沖擊載荷作用下非均勻介質中應力波反射誘發層裂過程進行數值模擬。
  18. Based on the experimental results for different wave height, wave period and the relative clearance of underside of the wharf deck, the properties of wave impact pressure on wharf deck are studied. the distribution of impact pressure along the underside of the deck model is analyzed. the influence of different incident wave parameters, structure dimension and relative clearance s / h1 / 3 on the impact pressure is discussed

    通過對不同波浪參數、結構物尺度、結構物與靜水面的距離等情形的試驗結果的比較分析，研究隨機波浪對不同接岸型式碼頭面板的沖擊壓力特性，分析波浪沖擊壓力沿碼頭面板底面的分佈規律，討論入射波要素、結構物尺度、結構物相對凈空等要素對碼頭面板底面所受的沖擊壓力的影響規律，給出便於工程應用的計算波浪沖擊壓力的經驗公式。
  19. The computation of stress waves after water medium being impacted

    水介質受沖擊后的應力波計算
  20. Nondestructive testing is a very important and difficult research lesson about the defect of concrete structures. this paper mainly measures the stress waves conveying in concrete structures and the depth of surface - opening cracks in concrete plates by using impact echo method after carefully reading a lot of articles about the state and the abroad of concrete nondestructive in the field and incorporating the special conditions on the laboratory

    混凝土結構物的缺陷的無損檢測是一個非常重要而又非常困難的研究課題，本論文在大量參閱了國內外關于混凝土結構物無損檢測的研究資料后，結合本實驗室的具體條件，應用沖擊反射法集中對應力波在混凝土板塊內傳播速度和混凝土結構物內部開口裂紋深度的測量等一系列問題展開了研究。
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