振動疲勞試驗 的英文怎麼說
中文拼音 [zhèndòngpíláoshìyàn]
振動疲勞試驗
英文
vibration fatigue test- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 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...
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
- 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
- 試驗 : trial; experiment; test
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It can be seen from the results that the control beam had good plastic property in the static failure experiment after two million fatigue loading circles. all specimens with corroded main bars were failure under the fatigue loads within one million fatigue circles. fatigue lifespan of reinforced concrete beam was sharply shortened after main bars corroded in it and the beam was destroyed bristly without any prediction
試驗結果表明,振動測試不能夠對銹蝕鋼筋混凝土梁的疲勞破壞做出可靠的預測;對比梁在經過200萬次疲勞循環加載后的靜力試驗中仍表現出良好的延性破壞特徵;銹蝕梁在100萬次疲勞循環內均因主筋疲勞斷裂而破壞;主筋銹蝕使得梁的疲勞壽命急劇縮短;梁發生脆性破壞而沒有徵兆。Effect on the characteristics of fatigue life of composite soils and dynamic modulus were discussed. the deformation behavior of stabilized soil on static and dynamic loading were compared. the characteristics of frequency spectrum of composite soils were analyzed in the thesis
對水泥?水玻璃加固土進行循環荷載下的疲勞試驗研究,分析水泥?水玻璃加固土的疲勞壽命及其影響因素,以及固結土的動模量特徵,並對水泥土在動、靜荷載作用下的變形特徵進行比較,分析對比不同振幅與頻率的動荷載作用下的水泥加固土的應變響應及其頻譜特性。With metal fatigue in material mechanics, this paper deduces the limestone fatigue curve of longmen grottoes by means of marble s one within the error permission. by the experiment elects the crucial factors of current vibration environment in longmen grottoes, the author contrasts the result of the experiment with its fatigue curve referred above and analyses the fatigue effect of longmen grottoes. finally, it is pointed out that after longmen grottoes have being suffered weathering and water - erosion more than 1500 years, the vibration environment is becoming an crucial factor leads to fatigue effect, especially in those weak surface carvings just like the crossings of several rifts, serious weathering places, etc
借鑒材料力學中金屬疲勞破壞的研究手段,在誤差允許范圍內用大理巖疲勞曲線推導出門石窟石灰巖疲勞曲線。通過對石窟實際振動環境中典型要素的抽取和振動試驗,將試驗結果與疲勞曲線進行對比,分析了門石窟的疲勞破壞效應。文章指出,在經歷了1500多年的風化和流水溶蝕后,振動環境已成為導致門石窟某些薄弱點如多條裂隙交叉點嚴重風化酥解的壁面雕刻品等產生疲勞破壞的重要誘發因素。Basic environmental testing procedures ; part 2 : tests ; test ea and guidance : shock iec 68 - 2 - 27 : 1987
內燃機全流式機油濾清器試驗方法第7部分:振動疲勞試驗Full - flow lubricating oil filters for internal combustion engines - method of test for vibration fatigue
內燃機用全流式潤滑油濾清器.第7部分:振動疲勞試驗方法Internal combustion engines ; methods of test for full - flow lubricating oil filters ; vibration fatigue test ; identical with iso 4548 - 7 : 1990
內燃機.全流式機油濾清器的試驗方法.振動疲勞試驗A method for vibration signal of contact fatigue tester based on lms
的接觸疲勞試驗機振動信號處理方法The fatigue accumulation damage of the component has something to do with its model, different model causes different damage speed on the component which will show different magnetic memory characters. the paper build the mathematics model of wave shape of orders con - wave and accumulation damage distribution on several boundary conditions, combining theory deducing, simulation analysis and experiment validation, deducing the relation among fatigue accumulation damage degree, damage speed and magnetic memory characteristic parameters
振動構件疲勞累積損傷與振型有關,不同振型引起的損傷速率不同,具有不同的磁記憶特徵。本文將理論推導、模擬分析和實驗驗證相結合,建立多種邊界條件下的各階諧波波形與累積損傷分佈的數學模型,推導疲勞累積損傷度、損傷速率與磁記憶特徵參量的關系,並利用模擬試驗系統驗證和完善,實現利用磁記憶方法對這類累積損傷構件進行早期診斷的目的。Now, it contracted obviously the disparity with whole country advanced level and raised the testing accuracy and research levels that the research institute whose experiment area is big and the devotion value is high, purchased lately a number of advanced experiment instrument equipments and software, for instance, model machine quickly, tri - coordinate measure machine, laser 3d scanners, multicenter vibration test and analysis system, electronic all - powerful experiment machine, hydraulic presses servo fatigue test machine, festo machine electricity to imitate manufacture system, the software of cad / cam / cae and so on
如今,研究所的實驗面積大、投入價值高,新購置了快速成型機、三坐標測量機、激光三維掃描儀、多通道振動測試與分析系統、電子萬能試驗機、液壓伺服疲勞試驗機、 festo機電模擬生產系統、 cad / cam / cae軟體等一批先進的試驗儀器設備和軟體,明顯縮小了與全國先進水平的差距,提高了試驗的準確性和科研水平。In practical application, the m10 180 bolts, which are installed in the head cover of the torque divider of ts5560 special automobile, sometimes fracture all of a sudden. according to the tests of acceleration, stress and strain, and the exciting test, it is resonance vibration that leads to the compound - bending fatigue fracture of the bolts. the exciting force caused by drive system, transmitted through the torque divider, produces a 1000 - 1500hz cyclical excitation at the junction of the bolts and head cover, which causes the first order bending resonance vibration of the bolts
通過加速度、應力應變測試實驗和激振試驗的研究,發現ts5560特種車分動器取力器氣缸端蓋m10 180螺栓斷裂問題是由於共振引起的雙向彎曲疲勞斷裂:傳動系統工作所產生的激勵,經過分動器結構的傳遞(特別是分動器一階扭轉模態的放大) ,在螺栓的連接處產生1000 1500hz的振動激勵,其導致螺栓一階彎曲共振,在螺栓一階彎曲模態的阻尼比較小的情況下,使得螺栓產生較大的共振響應,導致螺紋處的彎曲動應力較大,疲勞壽命較低。In the third part, taking advantages of the tests of acceleration, stress and strain, the exciting test, and modal analysis method, it is found out that resonance vibration leads to the compound - bending fatigue fracture of the bolts. accordingly, a series improvement measures are proposed
第三章通過對分動器及長螺栓、短螺栓的加速度、應力應變測試分析實驗和激振試驗、模態分析研究,確定螺栓斷裂問題的根源在於共振響應導致疲勞斷裂,並提出了一系列的改進措施。Vibration test was done on the beams under different state. main bars of all the specimens were taken out for static tensile experiment after fatigue experiments. it showed that the vibration test cannot predict the fatigue failure of the fatigued beams effectively
疲勞試驗中,對梁在不同疲勞狀態下的振動特徵進行了測試;在疲勞試驗結束后,取出梁中主筋進行靜力拉伸試驗。None but is the test spectrum abundant and controllable, it is possible to simulate the stresses environment needed for exposing weakness of the product. based on summarizing the present status of the vibration test and vibration environment simulation technology in the world, the topic of simulation of super - gaussian random vibration environment with controllable frequency spectrum and its applications in reliability enhancement testing is put forward. the main content and conclusions of the dissertation are as following : 1
本文在綜述國內外振動試驗技術和振動環境模擬技術的基礎上,引出「頻譜可控的超高斯隨機振動環境模擬技術及其在可靠性強化試驗中的應用」這一主題,並緊緊圍繞該主題開展了如下研究工作: 1 .全面分析了振動激勵的功率譜密度量級、幅值分佈、帶寬以及試件結構的固有頻率、阻尼比等因素對疲勞損傷累積的強化效應,提出振動強化試驗激勵信號應具備的重要特性:頻譜可控和超高斯,確立了本文的研究主題和方向。Standard practice for verification of constant amplitude dynamic forces in an axial fatigue testing system
軸向疲勞試驗系統中恆振幅動態力驗證的標準實施規范In order to measure the optimum combination of exciting force and frequency of sand sample with different moisture content and degree of compaction, the machine of mts fatigue test is used to simulate vibrating roller, the optimum combination measured can provide reference to study interacting of vibrating roller and aeolian sand
用mts疲勞試驗機模擬振動壓路機,測出不同含水量和壓實度下的激振力和頻率的最佳最合,為研究振動壓路機和風積沙的相互作用提供參考依據。In the first part of this thesis, the fracture problem of the bolts installed in in the head cover of the torque divider of ts5560 special automobile is introduced, and the domestic and abroad research work on vibration measurement and experimental modal analysis is presented
7000公里跑車試驗證明,這些措施是行之有效的,從根本上消除了m10 180螺栓的疲勞斷裂問題。本文第一章主要介紹了分動器螺栓斷裂問題的工程背景以及振動測試、試驗模態分析技術的國內外研究現狀。It has been researched and widely used abroad, but is still new in our country, and the test method of bonded resilient baseplate has not been mature and standarized
總結了壓縮型軌道減振器的各種性能的試驗方法,包括剛度和變形、垂向升舉、橫向約束、縱向約束、疲勞、低頻動剛度等試驗。分享友人