characteristic vibration 中文意思是什麼

characteristic vibration 解釋
特振動
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  • 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. We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response

    其次藉助ansys有限元分析軟體,對系統進行了模態分析和動力學響應分析,獲得了不同天線結構參數下的衛星?天線系統的固有特性,簡諧響應的幅頻特性,隨機振動響應的功率譜密度,以及沖擊響應的最大幅值和恢復時間等。
  2. Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response

    通過對衛星?天線形成的剛柔耦合系統進行動力學分析,獲得了衛星的剛體運動與天線的彈性振動之間的耦合影響規律及其真實的動力學行為,得到了天線結構參數對衛星?天線系統的固有特性及其動力學響應的影響規律,為衛星姿態控制和天線結構優化設計奠定了基礎。
  3. In order to solve the technological problem of the dredge of raw material flow on the production line, we ? e carried out as overall theoretical and experimental research on the movement characteristic of the raw material on the surface of sifter in the vibratory machine, the dynamics property of the vibration stimulated by inertial double - axes, the flow property of raw material in these store hoppers, the agglomeration and obstruction mechanism

    針對生產實踐急需,提出了本項研究題目。本文為了解決生產線物料流疏通的技術難題,對物料在振動篩分機篩面上的運動特性、雙軸慣性激勵式振動篩分機的動力學特性、儲料倉內物料的流動特性、物料結拱及堵塞機理等進行了全面的理論分析和試驗研究。
  4. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來,計算分析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構質量的影響,隨地震基本加速度、上部結構質量的增大而增大;場地特徵頻率越接近樁基自振頻率,樁基地震響應越大,等於自振頻率時,由於發生共振現象,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  5. Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate

    本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。
  6. The loading effect on gear vibration is explained by analysis of the simplified gear vibration model. and also the main characteristic frequency is given under the loading action, which is verified by many experiments

    通過對齒輪振動模型的分析和簡化,闡述了載荷對齒輪振動的影響,找出了齒輪在載荷作用下振動的主要特徵頻率,並經大量的實驗證實
  7. The large zoo of elementary particles, each with its own characteristic properties, reflects the many possible vibration patterns of a string

    在基本粒子的龐大家族中,每種粒子皆有它自己的特質,這反映在一條弦許多可能的振動模式上。
  8. Characteristic temperature of vibration

    振動特徵溫度
  9. Fem analysis on cwr vibration characteristic through harmonic response way

    無縫線路鋼軌振動特性諧響應有限元分析
  10. The main contents of this paper is according to the structural characteristic of forced vibration, making use of the varying quantity data of free frequency of two different physical cantilever beam on the structural damage experiment basis, then using the bp network, genetic algorithm and the genetic bp algorithm to build up relation model between position, extent of structural damnification, and the varying quantity of free frequency

    其主要內容就是根據結構受迫振動特性,利用試驗測得兩根不同物理性質懸臂梁在受損傷產生裂紋前後的固有頻率改變量,使用bp網路、遺傳演算法、遺傳bp演算法,建立了結構損傷的位置、程度與結構固有頻率損傷前後改變量之間的關系模型。
  11. Man b & w 10l90mc diesel engine is a new type of man diesel company and it has been used in large container vessel. in order to investigate into the characteristic of shaft torsional vibration when any single cylinder flames out and how that affects the main power propulsion system of a ship, the author puts forward a new way of calculation concerning the shaft torsional vibration when the mean indicated pressure of other cylinders remain unchanged

    在此基礎上,開發了新的船舶軸系扭轉計算軟體,並以manb & w公司近幾年新推出的一種大功率多缸柴油機manb & w10l90mc型柴油機為例,分別進行了額定功率下和單缸熄火下的扭轉計算,並提出單缸熄火時其他缸平均指示壓力保持不變的軸系扭振計算方法。
  12. Research on vibration characteristic and vibration control of the hydraulic piping is carried in this paper

    本課題的重點是液壓管道振動特性研究及振動噪聲控制。
  13. It utilizes two boltclamped langevin transducers with unanimous frequency characteristic which convert vertical vibration to flexural traveling wave. they are arranged on the place of a elastic pipe to generated traveling - wave. when the traveling - wave propagate, the particles on the elastic pipe traverse an elliptic trajectory, materiel is transported by friction or acoustic streaming

    利用兩套頻率特性一致並以縱向振動方式工作的夾心式換能器,通過合理的布局在導管中激勵出行波,使輸送管管壁質點產生橢圓運動,從而利用摩擦或在液體中產生聲流來實現固體及液體的傳送。
  14. In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source

    摘要基於李家峽水電站雙排機組振動的現場試驗研究,並且針對傳統頻譜分析方法傅立葉變換( fft )對于非平穩信號已力不從心這一缺陷,利用小波分析方法在時域和頻域上同時具有良好的局部化性質,通過對開停機這一典型非平穩過程信號進行小波及小波包分析,將其分解到不同頻帶內,獲取微弱信息和提取優勢頻率,並對其作振源分析,得出開停機初始時刻因水流不穩均出現強烈的振動現象,且低頻段信號能量最大,開停機過程水流脈動壓力和尾水渦帶擺動是引起定子基礎振動的主要原因。
  15. Through the finite element analysis to the resonance main body, four troughs vibration was obtained which was the resonance main body ’ s working mode, simultaneously the design parameter ’ s affect on vibration characteristic was discovered

    通過對諧振主體進行有限元分析得出:四波腹振動模態為陀螺諧振主體的工作模態,同時找出了影響其振動特性的結構參數。
  16. Abstract : in this paper, the design of the sense organ of the silicon miniature inertial meter is presented. the approving structure of the sense organ is fulfilled by the fabrication techniques of laser processing and chemical etching, laser fibre optic vibration is used to test the vibration characteristic of the suspensi on beams

    文摘:設計了硅微型慣性加速度計的敏感頭並應用激光加工和化學蝕刻相結合的工藝方法製造得到了滿意的結構,應用激光光纖測振儀檢測了懸臂梁振動特性。
  17. In this paper, the design of the sense organ of the silicon miniature inertial meter is presented. the approving structure of the sense organ is fulfilled by the fabrication techniques of laser processing and chemical etching, laser fibre optic vibration is used to test the vibration characteristic of the suspensi on beams

    設計了硅微型慣性加速度計的敏感頭並應用激光加工和化學蝕刻相結合的工藝方法製造得到了滿意的結構,應用激光光纖測振儀檢測了懸臂梁振動特性。
  18. So the research on condition monitoring and fault diagnosis for key parts of operation devices is promising and full of potential. based on dynamics and the theory of signal analysis, the paper discusses the structural characteristic and condition monitoring of slew bearing with mechanical measurement and experiment technology according to vibration

    但作為港口裝卸的特種設備,港口起重機在這方面的發展較為緩慢,因此對裝卸設備的關鍵零部件進行狀態監測與故障診斷的研究具有廣闊的前景和巨大的潛力。
  19. In the paper, series of definitions about chaotic dynamics system are summed up, several methods for judging whether a system is a chaotic one is discussed, property analyses of chaotic systems is studied and rudimentary characteristic of chaotic motion is generalized. two kinds of nonlinear systems are analyzed in this paper. melnikov function is used to study the vibration systems

    根據混沌運動的特徵,本論文主要對兩類具有廣泛代表意義的典型非線性系統問題進行了討論,利用數值分析的方法對系統進行了分析,得出系統出現混沌的閥值;然後綜合運用相圖分析、直接觀察時間序列和李雅譜諾夫指數法對系統是否產生混沌運動進行了描述和刻畫。
  20. ( 2 ). according to the system indices and requirements together with the technology characteristic, it researches the capture possibility of apt capturing system. then it introduces the common scan methods, such as raster, spiral, raster spiral, rose and lissajo. ( 3 ). it makes a detailed simulation analysis of the raster and spiral scan, analyze the connection between capture probability, capture time, system index at different capture resolution angle, capture range, vibration angle extent and terminal location distributing mean square deviation

    其中對幾個關鍵部分進行了詳細分析:計算了目標角反射器的激光雷達散射截面( lrcs )值,研究了qd與ccd對目標位置角度的計算方法和空間解析度; ( 2 )根據系統指標和要求並結合現有國內技術特點研究了apt捕獲系統掃描的捕獲概率問題,然後分析了幾種常見的掃描方式:矩形( raster )掃描、螺旋( spiral )掃描,矩形螺旋( rasterspiral )掃描,玫瑰形( rose )掃描以及李薩如形( lissajo )掃描; ( 3 )對分行掃描和螺旋掃描進行了詳細的模擬分析,分析了它們在不同捕獲分辨角、捕獲范圍、振動角振幅和終端位置分佈均方差時的捕獲概率、捕獲時間與系統常數之間的關系。
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