振型組合 的英文怎麼說

中文拼音 [zhènxíng]
振型組合 英文
modal combination
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 組合 : 1 (組織成為整體) make up; compose; constitute 2 (組織起來的整體) association; combination3 [...
  1. The seism response analysis of aqueduct bridge is analyzed with modal superposition method based on response spectrum which participant mode of vibration chooses the former 1 0 steps and combinatorial method was srss

    渡槽的地震反應分析採用分解反應譜法,參與取前10階,方法用srss法,求得結構的地震作用效應。
  2. Series of screen - bohou adopt large amplitudes, big intensity of vibrations, flexible screen surfaces, the motion parameters characteristics of adjustable amplitudes ; the unique structural features of " board of screen active, box inactive, unattached vibration of the screen surface " ; though segmented, multi - segments of screen surface jointed, large - scale of screen equipments can be realized, the advantages of large area, big handling capacity and no special requirements to the water of materials make the screen to be the best screen equipments used for the small wet materials

    簡介:博后篩系列採用大幅、大動強度、彈性篩面、幅可調的運動參數特點;及獨特的「篩板動、篩箱不動、各段篩面獨立動」的結構特點;經分段、多段篩面,實現了篩分設備大化,大面積、大處理能力的優勢及對物料水分的無特殊要求,是潮濕細粒難篩物料的最佳篩分設備。
  3. By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design

    本文通過大量算例分析,研究柱腳鉸接楔形變截面門式剛架的抗震性能,並對其自頻率、進行了分析;通過比較地震作用效應參與荷載與不參與荷載兩種情況下,樑柱截面尺寸不變時,柱上端、梁端、跨中截面處的內力大小,確定在什麼情況下地震作用效應起控製作用,變截面門式剛架需要進行抗震設計。
  4. Hangzhou grand theater ' s main part is 170m long and 136m wide, and the surface of it is consisted of ellipsoidal surface roof and conical surface gladding. based on wind tunnel test and theoretical analysis, the vibration mechanism, vibration shape, dynamic response and wind load factor of long - span combined structure consisted of ellipsoidal surface roof and conical surface gladding subjected to wind excitation are analyzed systematically in this dissertation, and some valuable results are obtained

    本文採用風洞模試驗和計算機數值計算相結的方法,對杭州大劇院大跨度橢球屋蓋和倒圓錐面幕墻結構的風機理、風形態、風響應以及風系數進行了較系統的研究,取得了有意義的結論。
  5. In chapter 4, the model - building principle and calculating method of finite element dynamic analysis for large - sized assembled structure are discussed. the substructure model for hydropower house vibration analysis is established to obtain precise modal of generator floor. the harmonic vibration assumption is adopted to calculate house structure ' s dynamic response from hydraulic excitation force of hydraulic turbine generator unit

    第四章討論了大結構有限元動力分析的建模原則和計算方法,建立水電站廠房動分析的下部結構模,對巖灘廠房進行整體模態分析,較準確地得出發電機層樓板自特性;同時引進簡諧動假定,迸行了機水力動作用下的廠房結構的動力響應分析。
  6. Quartz tuning fork gyroscope is a new kind of micro - mechanical vibratory angular rate sensor. as it has so many advantages such as low cost, small size, high reliability, long life and the ability to survive in harsh environment, its applications in both military and civil field are expanding. moreover the development of multiplex inertia measuring units ( mimu ), which use micro - mechanical gyros as hardcore, is thriving and prosperous

    石英音叉微機械陀螺是一種新的微機械動角速度傳感器,由於其具有成本低、尺寸小、可靠性高、壽命長,又能在惡劣環境中工作的獨特優點,逐漸在軍事運用和商業應用方面顯示了廣闊的前景,以微陀螺為核心部件的微慣性測量( mimu )的發展也日益蓬勃。
  7. The result shows that the liquid sloshing appears as long period and combination of multi - modes

    結果表明:罐內液體的晃動是長周期運動,並且是多階
  8. Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm

    本文首先詳細的敘述了天線結構的各成單元,闡明了天線反射拋物面的形成原理;然後在ansys軟體環境中建立了不同結構布局下天線的有限元分析模,分析計算了各種情況下天線的的固有頻率與;最後依據天線各指標的重要性,建立了以一階固有頻率最大、質量最小為目標的天線結構多目標優化設計模,並基於神經網路和遺傳演算法,結正交實驗和變加權系數技術,形成了一種有效的多目標優化演算法,在matlab平臺下實現了天線的結構多目標優化設計計算程序,求得了天線的最佳結構參數。
  9. Shaking table test on building models with comined isolation system

    基礎隔震房屋模動臺試驗研究
  10. It comes to a conclusion that the combined parabola acceleration is the optimum one to limit dynamic tension and elastic vibration of large belt conveyors during starting

    提出了採用拋物線加速度控制曲線起動是限制大帶式輸送機動張力和彈性動的最佳方案。
  11. The metal mold casting processes including assembly metallic die design and manufacture were studied by an example of concrete vibrator ' s wiring bale

    以混凝土動器接線包為例,對其金屬鑄造工藝進行了研究,主要包括金屬模具的設計與製造。
  12. Shengya audio company limitied has been taking the responsibility of developing the national industry and carrying forward the domestically produced audio equipment and production of hi - fi amplifiers. ab - 32 tube preamplifiertube power amplifier a maiden work of shengya. wins the favor of the audio fans with its elegant figure, soft and pure timbre and fine craft work

    聲雅發展已有十多年的歷史,一直以興民族工業,弘揚國產音響為已任,致力於各類音響產品開發及生產,音響產品有hi - fi功放機、激光唱機、家庭影院、微、汽車功放,電腦功放音箱,累計有50多種號。
  13. The finite element model of hangzhou grand theater ' s structure is built up. through the modal analysis on the model, the structure and structural natural vibration characteristics are presented along with the key elements " influence on the natural vibration characteristics

    根據杭州大劇院實際結構參數,建立了大跨橢球面屋蓋和圓錐面幕墻結構的有限元模,分析了自特性以及關鍵桿件對自特性的影響。
  14. Theoretical research on the type and mainframe tripled frequency converter : on the basis of building finite element models, dividing grid, application of load in the software of ansys, the dynamic and static performances are calculated, the value of the deformation, the first natural frequency and corresponding mode of the frequency converter are obtained, finally, the dynamic performances of the frequency converter are analyzed

    三倍頻件和主機三倍頻件的理論研究:採用通用ansys軟體對件進行理建模,劃分網格,施加載荷,在此基礎上對它們進行了靜態分析和動態分析,得到最大變形量、低階固有頻率和相應的,並對件的動態性能進行了分析。
  15. ( 5 ) new type difference tail - gates and their combinations are developed, which can decrease tail water level oscillation in tipping tail - gate controlling system. mathematic models are also obtained for the mentioned controlling systems, stability of which is analyzed

    ( 5 )研製出新差動尾門及不同的式,克服了翻板門尾水大幅度蕩問題,給出了差動式和翻板式尾水控制系統數學模,並對它們的穩定性進行了理論分析。
  16. From above analysis, the thesis gets conclusions as following : ( 1 ) the frequencies of multi - tower building are so dense and the coupling in each mode is so evident that the cqc method instead of srss should be used to calculate the seismic action effect ; ( 2 ) torsion effects is distinct between the modes of asymmetry multi - tower structure and it is necessary to take translation - torsion coupling into account ; ( 3 ) the effect of the enlarged base rigid on the seismic properties is very big, the rigid ratio of the enlarged base to towers in asymmetry multi - tower structure should be designed in a proper range ; ( 4 ) the distribution of plane rigid is asymmetry because of the asymmetry layout of towers. the torsion effects of structure not only result in large torsion internal force in vertical element resisting lateral displacement, but also make large influences on the stress of transfer plate and near floors, thus it is necessary to strengthen those floors

    通過上述分析,得出以下主要結論:多塔樓結構存在頻率密集現象,各間耦聯效應明顯,地震作用計算應採用cqc原則而不能簡單地採用srss原則;非對稱多塔結構的中,扭轉作用明顯,平扭耦聯效應值得考慮;裙樓剛度對整體結構的抗震性能影響很大,非對稱多塔結構宜控制裙樓與塔樓剛度比在適宜的范圍;非對稱多塔易導致平面剛度分佈不均勻,結構扭轉效應不僅在豎向抗側構件中引起較大的扭轉內力,對轉換層樓板應力有較大的影響,且延續至相鄰樓層,對相應樓層均應採取相應的加強措施。
  17. According to the finite element method result, the parametric vibration of cables in cable - stayed arch bridge becomes prone to be exhibited. then a model of non - linear parametric excitation vibration coupling the stayed cable and the girder, namely, the mode of cable - stayed beam, is proposed in the thesis. and the nonlinear dynamical

    3 、首先利用有限元分析方法,得出了斜拉索發生參數共的可能,然後建立了斜拉拱橋拉索-橋面耦參數動模,即索-梁結構模,推導了索-梁結構非線性運動方程,利用多尺度方法研究斜拉索的參數共和亞諧波共,並對穩態解的穩定性進行了分析。
  18. According to the analytical method of sub structure, we combine the finite elemental model of different parts and process the combining surface parameter to build the finite elemental model of the system. using the ansys software, we carry on the finite element mode analysis to get the natural frequency and shaking type

    根據動態設計的子結構分析方法,將上述系統主要部件的有限元模併分析處理結面參數構成系統的有限元模。利用ansys有限元分析軟體,對系統進行有限元模態分析,確定系統的各階固有頻率和
  19. Neural network ' s training and damage detection influenced by input vectors which include the group of the first three frequencies or the group of the first three frequencies as well as the first modal shape, are studied

    比較了僅以三階頻率作為神經網路輸入向量和三階頻率及一階振型組合作為網路輸入向量對網路訓練和損傷檢測結果的影響。
  20. The coherence analysis of the sound field using prssure and particle velocity combined processing was discussed. a new kind of combined sensor was used to gather the information of the sound field. the main idea of this paper is to seperate ambient noise field , and the characteristics of it can be further studied. the coherence of a point source sound field was also analyzed to verify the validity of the approach

    聲場聲壓與速的相干性是聲壓、速信息聯處理的重要物理基礎之一,本文對其進行了初步的分析.在新傳感器湖試的基礎上,把環境噪聲場分解為不相干的各向同性分量和相干的各向異性分量,初步分析環境噪聲場的構成;同時對點源聲場的相干性也進行了驗證性的分析
分享友人