接觸振動 的英文怎麼說

中文拼音 [jiēchùzhèndòng]
接觸振動 英文
contact vibration
  • : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
  • : Ⅰ動詞1 (接觸) touch; contact 2 (碰; 撞) strike; hit 3 (觸動) touch 4 (感動) move sb ; sti...
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • 接觸 : 1. (交往) come into contact with; get in touch with 2. (沖突) engage 3. (挨上; 碰著) contact; touch
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. A new numerical procedure for analyzing the coupled vibration of a framed arch bridge with a single moving vehicle is presented to solve the equations of motion of a bridge with many degrees of freedom. the procedure consists in dividing the bridge - vehicle systems, which are solved separately, into 2 subsystems at the interface of the bridge and vehicle. the compatibility at the interface is obtained by an iterative procedure with aitken acceleration

    本文提出新的計算橋梁車激反應的方法,車?橋系統被分成兩個相互作用的子系統,這兩個子系統通過點的協調條件耦合在一起,從而應用aiken態加速法對橋梁運方程、車輛運方程和車?橋耦合方程進行高效迭代求解。
  2. Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect

    並且對行波型超聲波電機的減摩現象進行了研究,發現在區定子表面上一點的水平產生摩擦驅力,垂直只起影響水平驅效果的作用,得出垂直方向超聲具有減作用是引起超聲驅摩擦系數降低的原因。
  3. Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing

    而在正常的工作條件下,造成電連器電失效,即決定電連器工作壽命的主要原因是壓力減小、微磨損和表面膜層的生長,而影響壓力、微磨損和表面膜層變化的主要因素是環境和溫度。
  4. Iv ) revolute joint element, nonlinear spring - damper element, 3 - d 5 points contact element are applied to simulate the revolute restriction between two caterpillar boards, suspension nonlinear vibration, contact between wheels and caterpillar boards, and contact between caterpillar boards and ground are considered respectively. drucker - prager material is employed to simulate reinforced concrete

    4 、應用大幅度轉約束單元、非線性彈簧阻尼單元、三維五節點單元分別模擬自行火炮履帶板之間的轉約束連、懸掛非線性及負重輪與履帶板之間的和履帶板與地面的問題;根據材料非線性理論,提出利用drucker ? prager材料建立土壤的非線性有限元模型。
  5. If can utilize hall ' s component to measure displacement under the condition of the simple magnetic field, increase the range of measuring ; it inertia little, merit that exposed to make it function in the measurement of vibration and in various kinds of displacement, become a kind of displacement sensor with fine performance. it can solve this difficulty to adopt the feedback servo mechanism

    若能在簡單磁場的條件下利用霍爾元件測量位移,增加測量范圍;它慣性小、非的優點將使它在各種位移與的測量中發揮作用,成為一種性能優良的位移傳感器。採用反饋隨機構可解決這個困難。
  6. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度反射法的非式微測量系統的原理,並設計製造了該測試系統,探索出了簡單方便可靠的測量方法,能夠準確客觀地反映蔭罩的各項參數(各模的頻率、幅、衰減時間) ,實現了測試裝置的簡便化和測試過程的自化,為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。
  7. In tins paper, a new type of standing - wave linear usm with square - ring vibrator was presented, which had two contact surfaces and a support structure with four flexure hinges for the power output

    摘要利用有限元分析軟體對方環形直線駐波超聲波電機的子進行了態設計,提出了一種環梁式雙面的子結構,該子採用柔性鉸鏈與支撐結構連,實現力的輸出。
  8. In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy

    本文研究了高階精度加權基本無蕩( weno )格式及其在雙曲守恆律方程中的應用,在此基礎上作了兩個方面的工作:一是針對高頻聲波問題構造出一種基於保色散關系( drp )的weno有限差分格式,並對計算氣聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉波數的能力;另外,針對高階weno格式在處理euler方程的間斷時精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬結果。
  9. While a 3d assembly model of blade - disc structure was established, a finite element model for calculating the vibration characteristics during blade - disc coupling was set up by taking into consideration of the coupling action of contact stress between blade and disc

    摘要在建立了葉片與輪盤三維裝配模型的基礎上,考慮了由於裝配產生的應力與葉片輪盤之間的耦合作用后,建立了葉片輪盤裝配耦合的特性計算的有限元模型。
  10. In practice, the dithering of non - contact life - parameter detection system made by our group is produced because of the environmental factors such as wind, vibration, motion and so on. the amplitude of the dithering signal is stronger than that of the life - parameter signal, which makes it difficult to extract the life - parameter signal

    第四軍醫大學碩士學位論文本課題組研製的非生命參數檢測系統實際工作時,由於外圍環境的干擾(風、、移等)可以導致檢測系統產生抖,這種抖信號的幅度大於人體的生命參數信號,甚至導致檢測系統無法檢測出人體的生命參數信號。
  11. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下:熱分離機內激波形成的原因是射氣瞬間面兩側壓力和速度不相容;峰值蕩效應的內在機制為反射激波對充氣階段的驅氣或低溫排氣的加熱,凡是影響激波形成及運的因素都將對峰值蕩頻率、冷效應及熱效應產生影響;當充、排氣時間比為0 . 1763時,最佳射流激勵頻率出現在高階峰值蕩頻率上。
  12. The objective of the test process was to examine how the signal - path loss varied after exposure to different levels of vibration, and if discontinuities could be forced through long - term fretting wear or by unbiasing the spring contact with excessive shock

    測試的目標是檢驗在施加不同程度的之後,信號路徑損失是如何變化的,以及是否會通過長期磨損或通過用過度沖擊使彈簧不偏置而形成不連續性。
  13. It supports the aircraft during parking and endures the loads during ground maneuvers. most of the vertical and horizontal kinetic energy are absorbed and dissipated by landing gear. it plays an extreme important role in preventing the airframe from vibration and excessive impact forces, improving passenger comfortable characteristics and increasing aircraft flight safety

    飛機起落架作為飛機結構的一個重要部件,承受著飛機與地面時產生的靜、載荷,吸收和消耗飛機在著陸撞擊、跑道滑行等地面運時所產生的能量,在減緩飛機發生,降低飛機地面載荷,提高乘員舒適性,保障飛機飛行安全等方面發揮著極其重要的作用。
  14. Abstract : three - dimension wheel - rail contact geometry is taken into account in studying the vibration between bridge and vehicle. the iteration method of wheel - rail creep force is proposed to improve the existed calculating method

    文摘:對車橋耦合研究中輪軌關系的線性方法進行了改進,提出考慮三維非線性輪軌幾何,採用迭代法求解法向力和蠕滑系數。
  15. Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials

    軸承套圈精密輾擴生產線高精高效磨超自生產線軸承自裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾體自分選機軸承零件硬度選別機軸承清洗設備角測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀噪音態分析儀噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料
  16. Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward

    從輪軌摩擦、輪軌幾何關系、輪軌應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統力學,建立了輪軌空間耦合時變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系曲線,並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩曲線鋼軌側面磨耗的措施。
  17. A method for vibration signal of contact fatigue tester based on lms

    疲勞試驗機信號處理方法
  18. In this dissertation, wind, vehicle and bridge are regarded as an interactional coupling vibration system., in the analysis model of the system, many factors are considered in detail, such as the fluid - solid coupling interaction between wind and bridge, the solid contact coupling interaction between vehicle and bridge, the stochastic wind load of vehicle, the time variation characteristic of the system induced by train movement

    本文將風、車、橋三者作為一個交互作用、協調工作的耦合系統,較全面地考慮了風橋間的流固耦合作用、車橋間的固體耦合作用、風對車的空間脈作用及整個系統的時變特性。
  19. Surface acoustic wave ( saw ) motor is a novel micro actuator, which generates saw with the electroacoustic transducer and transfers it to the power of saw motor by the frictional force between the slider and the stator

    表面彈性波馬達是一種以電聲換能器產生表面彈性波,並通過馬達子和定子的摩擦將表面彈性波轉換為馬達力的新型執行器。
  20. Acoustics - characterization of sources of structure - borne sound with respect to sound radiation from connected structures - measurement of velocity at the contact points of machinery when resiliently mounted

    聲學.關于由連結構產生噪聲輻射的結構載噪聲源的特性描述.機械裝置彈性連點聲速測量
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