in-plane vibration 中文意思是什麼

in-plane vibration 解釋
面內振動
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • plane : n 懸鈴木屬樹木。n 1 平面,水平面,面。2 (知識等的)發達程度,水平,階段。3 【航空】機翼面;〈常 ...
  • vibration : n. 1. 振動,顫動;擺動;【物理學】振動。2. (心的)震顫。3. (思想情緒的)激動。4. 猶豫。adj. -al
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  2. Nonlinearly natural vibration characteristic analysis of inclined cable in plane

    斜拉索在平面內的非線性固有振動特性分析
  3. The results of calculation and measures show that the low frequency of steam pipelines vibration fastens on 4. 3 to 4. 5 hz and 9. 5hz, the low modes fastens on one - steps curl in vertical plane and its plane of each steam pipeline and one - rotation along with the line connecting the port circling main steam gate and the horizontal port of unit. the modes of # 3 and # 4 main steam conduits occupy the majority of low steps modes ( the five of the first eight phases ), except for the first phase rotation vibration, the maximal distortion of other low steps vibration modes are all caused by the vibration of erect pipelines of cylinder

    計算和實際測量結果表明:導汽管低頻振動以4 . 3 - 4 . 5hz 、 9 . 5hz頻率為主,管系的低階模態以各導汽管在垂直導管平面和平面內的一階彎曲、以及繞主汽門處端點與水平段汽機端連線的一階扭轉為主, # 3 、 # 4導汽管的振動模態占低階模態的多數(前八階模態中的五階) ,除一階扭轉振型,導汽管的其它低階振動模態中都是進汽缸立管的下端振動變形最大。
  4. But in many cases, vibration is harmful and could affect the user ' s comfort, even cause giant safe accidents. for examplethe vibration of the wings of a plane in the airflow effect and the vibration of the running cars in the road effect, and so on

    但在許多情況下,振動是有害的,如飛機機翼在氣流作用下的振動、行駛的汽車在路面作用下的振動等等,它們都會影響到使用的舒適性,嚴重時甚至造成重大安全事故。
  5. In - plane bending vibration

    面內彎曲振動
  6. The working modes were the ninth bending in - plane vibration modes, which had almost the same frequencies and realized movement of forward and backward using the same power supply

    利用振子第9階同頻的兩個正交的面內彎曲模態分別實現直線電機的正、反方向驅動。
  7. Based on fem the bending vibration modals in the plane of this stator are analyzed and the symmetrical characteristic of this stator is given and the stator prototype is experimental investigated

    採用有限元數值方法分析了該種振子可以利用的面內彎曲模態,給出了對邊兩兩激勵的一種對稱模式,並就所研製的振子模型,進行了實驗研究。
  8. In plane vibration

    面內振動
  9. Based on the mode analysis of the stator of a ultrasonic motor using in - plane bending vibration, three kinds of in - plane vibration modes are obtained, and the influence of the motors structural parameters on its modal frequencies are discussed. some helpful conclusions are given, which provide theoretical basis for the design of this type of motor

    運用有限元方法對利用平面內彎曲模態超聲電機定子進行了模態分析,獲得了三種不同類型的面內振動模態,並討論了電機結構參數對其模態頻率的影響,在此基礎上得到了一些有益的結論,為利用平面內旋轉模態設計超聲電機定子提供了理論依據。
  10. Abstract : based on the mode analysis of the stator of a ultrasonic motor using in - plane bending vibration, three kinds of in - plane vibration modes are obtained, and the influence of the motor ' s structural parameters on its modal frequencies are discussed. some helpful conclusions are given, which provide theoretical basis for the design of this type of motor

    文摘:運用有限元方法對利用平面內彎曲模態超聲電機定子進行了模態分析,獲得了三種不同類型的面內振動模態,並討論了電機結構參數對其模態頻率的影響,在此基礎上得到了一些有益的結論,為利用平面內旋轉模態設計超聲電機定子提供了理論依據。
  11. The ratio of story shear rigidity as well as the equivalent lateral rigidity ratio of story above the transfer story to the story under the transfer story should be designed properly to avoid the transfer story becoming weak story, thus the shear walls and the columns in the large base will not yield before the elements above the transfer story ; ( 2 ) the translation - torsion coupled effects and the vibration in the plane should be considered in analysis of structure with large base and muti - towers

    轉換層的設計除應控制層剪切剛度比外,還應控制轉換層上部與下部結構的等效側向剛度比以避免薄弱層出現在框支層,保證地震作用下落地剪力墻和框支柱不先於轉換層上部結構進入屈服狀態;大底盤多塔樓結構的分析必須考慮平扭耦聯振動和樓板平面內振動的影響。
  12. Because the reality modes of structure mostly are vertical direction arch truss vibration, so model vibrations in outer plane are restricted in analysis. in experiment, the front three modes of vertical directions are achieved through vibration exciter in the structure

    由於結構實際振型是以豎直方向的桁架振動為主,因此在分析時將模型平面外振動進行了約束,試驗中通過對結構進行激振,利用共振曲線測得結構豎直方向前三階振型。
  13. Applying simplified method and multi - scale method, the coupling vibration of the in - plane and outplane is studied. and the in - plane and out - plane vibration couples can be discovered when the cable ? parameters satisfy certain conditions. in chapter 4

    利用約化方法、多尺度法對斜拉索麵內和面外的耦合振動進行了分析,發現在參數滿足一定條件時,面內和面外的振動就會發生耦合。
  14. At first, after the dynamic characteristics of the plane and the spatial supporting systems were studied, fore some steps fixed frequency and shape of vibration were gained. secondly, several design parameters which influence the dynamic characteristics of this kind system were discussed, including pre - tension value in the cable, cross - section of the cable, cross - section of steel - bar and form change. some applied decisions were found

    首先,對平面和空間索桁支承體系的自振特性進行研究,得到體系的前幾階固有頻率和振型形式;進而探討了索的預拉力、拉索截面面積、撐桿截面面積、形狀改變(撐桿長度l )等主要設計參數對體系自振特性的影響,得出了一些有益的結論,為體系設計和施工提供意見和依據;最後,對體系的風振特性進行了分析,用幕墻風荷載規范對幾種索桁支承體系形式進行風荷載計算。
  15. The coupling nonlinear vibration equations involving both the first in - plane and the first out - of - plane modes is generated by using the galerkin method. according to the derived equations, the internal resonance subjected to the in - plane excitation is analyzed by the multiple scale method. the results reveal that the internal resonance of the stay cables posses the characteristics of multiple values and divergence

    通過galerkin方法,得到了一個反映面內一階及面外一階模態的耦合非線性動力系統,用多尺度法對面內激勵下的內共振進行了分析,以實際橋梁拉索為例,得出了拉索模態耦合非線性振動具有多值、分叉等特點,並分析了拉索阻尼對模態耦合內共振的影響。
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