轉模彎曲機 的英文怎麼說
中文拼音 [zhuǎnmówānqūjī]
轉模彎曲機
英文
rotary bending machine-
In chapter 5, a new dynamic wake model is developed by employing the rotor free - wake method in chapter 2, and is used to investigate the curve distortion during the conversion of tiltrotor aircraft between helicopter flight conditions and airplane flight conditions
在第二章方法的基礎上,第五章建立一個傾轉旋翼動態尾跡模型,使用該模型對傾轉旋翼機傾轉過渡狀態的尾跡彎曲變形進行了研究,得出了一些結論。Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived
該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析,特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析; 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題,並給出了該種型號的給水泵轉子的更準確的力學模型,為進一步的轉子動力學分析與設計奠定了可靠基礎; 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。The model from the input to the output of the piezoelectric traveling wave ultrasonic motor is established by synthetically using lagrange - maxwell equation, hertz elastic contact theory and coulomb friction theory, along with considering electromechanical coupling, influence of the interface force between the stator and rotor of the motor on the amplitude of the traveling wave inside the stator and dynamic contact friction friction force
利用拉格朗日?麥克斯韋方程以及赫茲彈性接觸理論,庫侖摩擦理論,考慮機電耦合效應,定、轉子間界面力對彎曲行波的影響及其動態接觸摩擦力,建立了壓電行波超聲波馬達從輸入到輸出的機電耦聯系統的數學模型。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。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。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。The paper focuses on the processing technique of wood flour - recycle polystyrene composite, and assesses the effects of wood flour contents, coupling agent contents and the rotate speeds of extruder on water uptake, tension strength, bending strength and dynamic mechanical properties. the results can be shown as follows : with the increasing of wood flour, composites gain higher water uptake but lower dynamic mechanical properties, the storage moduli ( e " ) and glass transition temperature ( tg ) decrease
較系統地研究了木粉含量、偶聯劑添加量和雙螺桿擠出機的螺桿轉速等主要擠出工藝參數對復合材料的吸水性能、拉伸強度、彎曲強度、動態機械性質(存儲模量e和損耗正切角tan )的影響規律,初步確定了適宜工藝條件,主要結論是: 1 )木粉含量的增加使得復合材料的吸水性能增加,動態機械性質下降。Aimed at the rotor bearing system of 300 mw steam turbogenerator set and on the basis of establishing its concentrated general model with 8 supportings and 9 nodes, a study was carried out on the bending vibration response of the most left end surface of shafting and of the right end face of generator
摘要針對300mw汽輪機組轉子軸承系統,在建立其8支承9節點集總模型的基礎上,對軸系最左端面和發電機右端面的彎曲振動響應進行研究。Fourthly, by theoretical calculation and experimental measure, the characteristics of the plate lamina are acquired. finally, experiments for plate lamina using gfc are carried out, and the results show that the designed system can control very well not only the vibration of plate lamina but also the adaptive lamina
最後建立了基於計算機的振動控制實驗系統,運用灰色預測控制演算法gfc ,對分佈有壓電傳感器和驅動器的平板葉片前兩階彎曲和前兩階扭轉模態進行了單頻控制,並對實驗效果進行了分析。A numerical simulation was performed to analyze the effect of bowed blades on the separation structures in a high - turning compressor cascade
摘要通過數值模擬,分析了葉片周向彎曲對大折轉角壓氣機葉柵內分離結構的影響。With 20 % coupling agent, composites with 40 % and 50 % wood - flour content gain better storage moduli ( e " ) than these without coupling agent, and composites with 40 % and 50 % wood powder content attain the increments in tension and bending strength of 10 % and 40 % respectively, the rotate speeds of extruder affect the mixing of wood powder, coupling agent and polystyrene
3 )雙螺桿擠出機的轉速影響著木粉偶聯劑和聚苯乙烯的均勻混合程度。研究發現,雙螺桿轉速為40rpm時,復合材料性質好於其它轉速。 4 )木粉含量為40 ,偶聯劑含量為20的復合材料其力學強度(拉伸強度為40 . 22mpa ,彎曲強度為76 . 192mpa )和存儲模量明顯高於其他工藝條件的復合材料。分享友人