振動線路 的英文怎麼說

中文拼音 [zhèndòngxiàn]
振動線路 英文
oscillator circuit
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  1. In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )

    本文以高速旋轉機械為主要研究對象,系統、深入地研究了非力學系統的數值計算方法、具有非性剛度的轉子系統在非穩態非性油膜力作用下的徑向碰摩力學行為、轉子彎扭擺耦合力學分析、小波和分形理論及人工神經網在故障診斷中的應用問題。
  2. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲擬合模塊,對輸入的實驗數據進行了最小二乘法的曲擬合;根據曲擬合結果可從帶激勵圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧頻率及電氣模擬網參數。本課題提出的方法與傳統的諧?反諧法相比,能更準確地確定磁致伸縮換能器的諧頻率及其電氣網參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  3. With the development of the computer and calculating dynamics, in recent years many researchers from different countries begin to research the coupling between train and line. the research on the coupling between vehicle and brid ge with the finite element method becomes one of the very important constitutional parts

    隨著計算機和計算力學的發展,近年來各國鐵科研工作者開始對列車?耦合系統進行研究,其中,車?橋耦合的有限元分析研究就是近年來發展起來的一個重要組成部分。
  4. Fem analysis on cwr vibration characteristic through harmonic response way

    無縫鋼軌特性諧響應有限元分析
  5. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    二值化時對整體閾值二值化、局部閾值二值化、態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論,特別對利用空間信息進行閾值選取進行了詳細論述;在對通過對基於數學形態學的細化的基礎上,討論序貫同倫形態細化演算法和保形的快速形態細化演算法;然後依據聯機字元識別原理框圖,分析了手寫數字的結構特點,提出了基於筆劃特徵的任意手寫數字在識別技術和基於多級分類器任意手寫數字在識別技術,對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述;繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究,對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共( art )網的字元識別分別進行了詳細討論,並引入置信度分析將多個分類器進行了混合集成;最後簡單闡述了手寫數字識別的典型應用,對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  6. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非性誤差小、外圍電簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電進行了原理設計與分析,利用差測量技術得到由引起的微小電容變化量,經c - v介面電進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。
  7. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲擬合的方法,對三種擬合方法進行了比較,曲擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲擬合的結果可從帶激勵圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧頻率及其電氣模擬網參數;最後通過labview提供的網功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網化的方案。
  8. With the speed up of railway transportation, the lightening design of vehicle seems to be more and more important. reducing the weight of vehicle can not only reduce the consumption of the raw materials and the power of traction, and increase the operation speed and improve the starting and braking performance of trains, but also has the advantageous to reduce the wheel / rail interaction forces, vibration and noise, increase the service life of the vehicle and the track, and economize the cost of transportation

    隨著鐵運輸速度的提高,車輛的輕量化顯得越來越重要,減輕車輛自重,不僅可以減少原材料的消耗,有利於降低牽引功率,提高列車的運行速度,改善列車的啟和制性能,而且可以有效的減少輪軌間的力作用,減少和噪音,增加車輛和的使用壽命,節約運輸成本。
  9. In this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed

    應用列車-軌道空間耦合時變系統分析理論,分析了軌道三角坑對列車脫軌安全性的影響,並就現行鐵維修規則中對軌道三角坑的限值進行了評估。
  10. Abstract : in this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed

    文摘:應用列車-軌道空間耦合時變系統分析理論,分析了軌道三角坑對列車脫軌安全性的影響,並就現行鐵維修規則中對軌道三角坑的限值進行了評估。
  11. Vibration and anti - vibration measure to super high voltage power transmission lines

    超高壓輸電及防措施
  12. Bringing into play the communication market resources in hangzhou bay, the park devotes itself to the formation of a “ mobile valley ”, which means a unique zhejiang - flavored economic pattern : forming a complete telecommunication industry chain from software and operation development of key parts, such as ic chip, rf modules, base band, display, high capacity battery, to related components like cell phone housing, keypad, antenna, vibration motor, mould, pcb ( circuit board ), photoelectricity device, electronic device, connectors and system and software development, and operation service development

    園區依託杭州灣通信市場資源,致力打造「移谷」 ,創造中國浙江經濟特有的專業版塊模式:從集成電晶元、 rf組件、基帶、顯示器、高能電池等核心器件到接手機外殼和按鍵、天馬達、模具、 pcb (電板) 、光電器件、電子器件、連接件等相關組件及系統和軟體開發、運營服務開發,形成完整的通信產業鏈。
  13. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車耦合和橋面沉降坡差的影響,對車輛通過設和不設搭板的橋過渡段時「人?車?」系統的相互作用用拉普拉斯變換法進行了力響應分析,得到了人的加速度及面對車的垂直作用力隨時間的變化曲、人的加速度最大瞬態值和面對車的最大作用力,分析了車輛的行進方向、速度和載重,橋面沉降坡差和搭板長度等車和各參數對計算結果的影響,並編制了相應的計算程序。
  14. As far as vibration is concerned, there is an urgent need to establish relevant laws and standards that not only conform to international standards but also satisfy local residents. these standards must be set according to the technical limitations that govern mrt construction in densely - populated areas : namely, line configuration, station location, headway, soil cover, proximity of residences, underground passage, road width, etc

    又如問題,在狹隘都會區中建造捷運系統,受到形、設站、車間距、道覆土深度、緊鄰民房、地下穿越、輻等技術限制,故如何訂定一套合於國際潮流之標準又能府合民意之
  15. And an automatic gain control ( agc ) loop is introduced to keep the vibrating amplitude of dive tines invariable. it will effectively improve the linearity and robustness of the gyro. moreover, the configuration of the drive circuit is illustrated in detail

    3 .設計了微陀螺諧控制系統,引入了自增益控制環節,使驅音叉幅值保持恆定,提高了微陀螺的測量性度,增強了微陀螺的魯棒性,並且詳細介紹了驅控制電的實現方法。
  16. By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated

    根據我國干軌道譜,採用三角級數法模擬出干和準高速鐵軌道不平順的樣本函數;根據秦沈客運專高速試驗段軌檢車資料,採用arma時間序列模型模擬了高速鐵軌道不平順隨機樣本函數;在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波;用隨機變量描述道床橫向剛度,並進行了隨機模擬;將理論和穩定理論結合建立系統的分析模型和運方程;根據monte ? carlo法編制了車輛?軌道耦合系統隨機分析程序,進行了無縫隨機力響應分析,通過試驗對計算模型、計算方法進行了驗證。
  17. Galloping is a low frequency, large amplitude, wind induced vibration of high voltage overhead transmission line

    高壓架空輸電是覆冰導在風的作用下發生的一種低頻大幅度
  18. This paper mostly is consisted of three parts, which is vibration of rotating machinery and vibration failure analyzes, the collectivity design project and the realization of software

    本論文主要分三部分:旋轉機械機理及故障分析、燒結廠高溫風機在監測系統的總體設計方案和網通訊模塊及上位機系統的實現。
  19. Distributed monitoring vibration network system on - line

    分散式在監測網系統
  20. This paper analyses and sums up the growing trends of the in - vehicle network so as well as the can - bus, smartly describes the mechanism of can protecol. the vechile elctronic techonology has developed into a phase of information and intelligence, for the competition of " infomatic design " has justly emerged. from the points of in vechile networks and can - bus ( controller area network ), this paper bring developed the viberation roller competing tester, and the vechile digital lcd dashboard. when developing the two electic devices, uses different serial communication buses, as can, i2c, spi, etc. these attemptes improve the complexity of whole control system, and enhance the performance of the instrumentes

    論文對國內外車輛網和can介面技術的發展現狀和趨勢作了分析和綜合,簡明地介紹了can總協議及工作機理。論文從車輛網和can ( controllerareanetwork )總的角度出發,研製了機壓實儀和車輛數字液晶組合儀表。在研製過程中,綜合應用了如can , i ~ 2c , spi等多種串列介面和新型電子器件,降低了車輛電子控制系統的復雜程度,提高了系統的性能。
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