振動位移 的英文怎麼說

中文拼音 [zhèndòngwèi]
振動位移 英文
vibration displacement level
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. Treating the anharmonic terms of potential energy as perturbations, and employing the formulas for atomic displacements and hamiltonian in phonon occupation number representation, the formulas for thermal expansion coefficients of crystal nano - wires are derived and the numerical calculations are carried out in this paper

    摘要將原子間相互作用勢的非諧項作為微擾,運用聲子數表象中的晶格原子振動位移和晶格哈密頓公式,推導了納米晶體線的熱膨脹系數公式,並進行了數值計算。
  2. Verification regulation of vibration displacement transducers

    振動位移傳感器檢定規程
  3. In the former, two computing modes of fem are built, aimed at the coupling of variable - profile pylon, curved - axis arch and flexible cable. the software algor feas is used to get the results of dynamic numerical analysis, such as natural vibration frequency, vibration mode, dynamic displacement, dynamic stress, which are compared with the results of shaking table test research to draw to important conclusions. these conclusions provide not only potent basis for the design and construction of nanjing century tower, but also reference for other pylon - cable - arch structures similar to the project

    態數值分析中,針對世紀塔變截面的塔身,曲線軸線的拱以及柔性拉索相互耦合時清況,建立兩種有限元計算模式,利用有限元軟體algorfeas得到力數值分析的結果,如:自頻率、型、應力等等,再和臺試驗研究成果作比較,得到一些重要的結論,從而為南京世紀塔工程的設計和施工提供強有力的依據,而且為類以於世紀塔工程的其它塔-索-拱結構的設計也提供一定的參考。
  4. Firstly, finite element model of lathe spindle using finite element technique is established, and supporting bearings are treated as springs, unknown physical parameters and partial vibration displacement make up of new solving vector through using method of combination of academic modeling and experiment, mathematic model of solving stiffness of beating of lathe spindle is established using inverse analysis method of response problem finally

    建立了機床主軸的有限元模型,將支承軸承簡化為支承彈簧,通過理論建模與實驗相結合的辦法,將待識別的物理參數和部分振動位移組成新的求解向量,利用響應問題的逆分析方法建立了求解主軸軸承剛度的數學模型。
  5. Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike

    由於行波管的大功率和高頻率等特性,目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的,而電子槍是行波管中產生電子注並使它成型的基本部件,電子槍的結構設計決定了槍體自身必須具有良好的抗可靠性,否則結構發生共振動位移過量,就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。
  6. Compressor panel testing mainly includes acculator axle temperature monitor, plc group. after connection of local cable and testing of detector charactertistic contour, testing vibration and site ? change monitor

    對其中的壓縮機盤主要是調速器、軸瓦溫度監視器、機組plc調試。至於監視器調試,需待現場電纜連接後作探頭特性曲線測試后進行。
  7. The method samples the signals of spindle vibration displacement and the spindle electrical machinery power signal using the synchronized sampling technique. as the two kinds of signals are all non - contact pick - ups, this method is very suitable for the machining centre

    對加工中心銑刀破損監測,提出了利用主軸振動位移信號和機床主電機功率信號進行監測的方法,由於採用非接觸測量,非常適合於加工中心等柔性加工設備。
  8. In light of the increment of capacity of hydrogenerating units in shitang hydropower plant, the vibration influence of the power house induced by increment of unit capacity and improvement has been studied, after checking and analying the vibration displacement and frequency of the power house structure

    摘要結合石塘水電站增容改造工程實例,對廠房結構的振動位移和頻率進行了測試與分析,研究了水輪發電機增容改造對電站主廠房的影響。
  9. Environment vibration will cause vibration displacement between the work piece and the tool, influencing the accuracy and surface quality of work piece

    環境會引起切削刀具與被加工零件間的相對振動位移,影響被加工零件的精度和表面質量。
  10. We can study the vibration characteristics of the flexible projecting beam and check the simulation data of the flexible projecting beam

    然後對這些懸臂梁模型施加相同初始條件,選取粱上相同置觀測其振動位移應變。
  11. However, b ecause t he d isplacement o f v ibration t able u sed i n t he t est i s 1 imited t o 4cm, the results of the testing could prove only partially the damping effect for ground motions with significant short - period contents

    由於振動位移的限制,臺試驗僅能進行短周期成分豐富的地震試驗,不能全面地評價斷路器的抗震性能和鉛合金減震器的減震效果。
  12. Then the de - lay differential method of detecting the milling cutter breakage is put forward according to the above research work and the changing characteristics of power signal and vibration displacement signal when the tool breakage occurs, the monitoring stategy of sensors fusion based on the artificial neural network is put forward. the monitoring system of milling cutter breakage based on the information fusion of the power signal and vibration displace - ment signal has been developed. the diff culty in giving a dectecting threshold due to the changeable character of character of cutting condition has been solved, and a good reliability is ensured over a wide range of conditions

    在上述研究工作的基礎上,提出了基於人工神經網路用於多傳感器信息融合的監測策略,開發研製了以機床主電機功率信號和主軸振動位移信號特徵參量融合的銑刀破損監測實驗系統,解決了銑削過程中切削條件多變導致監測閾值難以設置的難題,保證了在較寬的工作范圍內具有較高的識別準確率。
  13. Based on frequency - spectrum - transformation, this algorithm first changes acceleration spectrum into displacement spectrum, then calculates its amplitude, angular frequency and initial angle related to every displacement spectrum, finally sums up all the displacement components and forms the time course of the measured vibration

    該方法採用頻譜轉換法,首先將加速度譜轉換成譜,再計算出譜中每個頻率分量對應的幅值、圓頻率和初相角,最後對各分量進行疊加得到振動位移的時間歷程。
  14. The other is the resonance of boom system of the truck - mounted concrete pump and the frequency response of displacement and acceleration of testing point. the main results and argumentations of this thesis are listed below in detail. 1. based on the certain boom system model of the truck - mounted concrete pump made in china, three - dimensional model of boom system of the truck - mounted concrete pump is built by using the softwar of pro / engineer

    2 .基於剛柔混合柔臂架模型,利用adams的模塊,以混凝土流時的沖擊力為激勵對臂架系統進行了諧響應研究,得到臂架響應的幅頻曲線,並對結果曲線進行了分析,在此基礎之上,研究了油缸阻尼對臂架末端振動位移加速度的影響。
  15. The influences of the characteristics of pulsed laser source and cfpi on the accuracy of detedtions are analysed in detail

    通過對超聲振動位移與激光脈沖的光功率密度的關系進行分析,發現二者之間存在正比關系。
  16. And displacement of a particle is

    ,質點振動位移
  17. Method of vibration displacement measured with acceleration sensor is introduced

    摘要介紹了一種用加速度傳感器測量振動位移信號的方法。
  18. An analysis of the vibration displacement signal shows that when the spindle runs at medium and low speeds, the viration displacement signal well reproduces the milling force signal

    同時對主軸振動位移信號進行了分析,指出了主軸處于中、低速運轉時,振動位移信號能很好地再現銑削力信號。
  19. After that, the procedure of programming the driver of the hardware is described. in the sixth chapter of this paper, the methods of detecting and estimation aiming at the signal of vibrating displacement are introduced in depth

    論文第六章重點研究了對振動位移信號的檢測與參數估計,對該信號的檢測與估計是本測試系統的核心任務之一。
  20. Digital display mode makes vibration displacement observed easily. moreover, a measuring device with multi - channels can be a combination of several such instruments, which is a convenient interface for further analysis

    數字顯示方式可以方便現場施工人員觀測振動位移量的大小,測量儀本身可以方便的組成多通道,為進一步分析處理信號提供了方便的介面等。
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