諧振反諧振法 的英文怎麼說

中文拼音 [xiézhènfǎnxiézhèn]
諧振反諧振法 英文
resonance-antiresonance method
  • : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices

    文摘:同時考慮次近鄰相互作用和三次方、四次方非相互作用,利用多重尺度結合準離散近似方去計算晶格動行為,發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、扭結型包絡孤子,解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現象
  2. The major researches in this thesis include : applying the digital signal processing technology and theory of signal detection & estimation to estimate carrier frequency of the sensing signal that reflects the measurand ; implementing the algorithm in labview, a virtual instrument development platform

    本文的主要研究內容是:運用數字信號處理技術和信號檢測、估計的基本原理從無源、無線saw器型傳感器的傳感輸出信號中提取出映被測量的信號主頻,並在虛擬儀器軟體開發平臺labview上實現了測量演算
  3. 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編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘的曲線擬合;根據曲線擬合結果可從帶激勵線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動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頻率及電氣模擬網路參數。本課題提出的方與傳統的?相比,能更準確地確定磁致伸縮換能器的頻率及其電氣網路參數。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。
  4. By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes

    在此基礎上對微結構光纖光柵進行了理論和實驗研究,在柚子型光敏微結構光纖上成功寫制了布拉格光柵,觀察到多波長的射峰,並利用全矢量有限元方對微結構光纖布拉格光柵中的多波長現象進行了理論分析,最後在實驗上對其在多參量傳感和多波長光纖激光器件中的應用進行了嘗試。
  5. After analysis of the parameters of the devices, a conclusion is achieved that we can directly use the parameters of the dampers instead of devices to design the buildings in the common situation. then a one - freedom modal is used to compare the differences of performance between these two dampers under harmonic load. finally, three buildings, which are installed with viscoelastic dampers, viscous dampers and no dampers respectively, are analyzed using finite element method, time history method and response spectrum method, and the result is the same as that of harmonic analysis

    如果支撐剛度較小,應採用本文推倒的公式計算阻尼裝置的性能參數;利用單質點模型進行阻尼結構在簡荷載作用下的性能分析,並比較了粘彈性與粘滯阻尼結構在動控制方面的性能差異;最後利用數值方分別對未安裝阻尼裝置結構,安裝了粘彈和粘滯阻尼裝置的三種結構進行了應譜和時程分析,得到了與理論分析一致的結果。
  6. Limitation of qext calculation method based on reflectance phase

    射系數相位計算腔外觀品質因數的局限性
  7. It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast

    通過對這四種小波的結構地震應分析研究說明: littlewood ? paley小波不適合於用來作結構地震應分析,因為在littlewood ? paley小波下的結構地震應太小,不符合實際情況;用meyer小波作結構地震應分析比較合適,和有限元的結果比較接近;也可以用波小波來作結構地震應分析,只是在波小波下的結果略為偏大;單邊指數小波下的結構地震應分析比有限元稍大一點,它通過小波變換大大簡化了結構地震應分析。用小波變換方來進行結構地震應分析和以往方不同的是:它不僅可以知道地震波的具體頻率段對結構應的影響,而且同時考慮了地震波的幅值非平穩性以及頻率非平穩性;另外與以前方得到的結果有差異的是,第二型及以後的高一點的型的應沒有以前的方衰減得快。
  8. ( 3 ). the flattening arithmetic of an edfa was presented based on the inter - correlative function between the gain spectrum function of the edfa and that of the reserve transmission spectrum of the lpfg. for optimal matching between the two spectra, the flattening arithmetic calculates the variation of the resonant amplitude and wavelength of the lpfg

    Iii .提出了一種動態增益均衡的平坦演算,這種演算的本質就是利用摻鉺光纖放大器增益譜函數和新型長周期光纖光柵的透射譜轉譜函數的相關性,給出新型長周期光纖光柵峰幅度和位置的調節量,使改變后的新型長周期光纖光柵的轉譜線能和edfa的增益輸出譜線進行最佳匹配。
  9. With the high accurate transfer function it is possible to design frequency characteristic compensator to eliminate the mechanic resonance frequency characteristic of the control object. the fast steering mirror system closed bandwidth is no longer restricted by the mechanic resonance frequency and the closed bandwidth is expanded effectively

    在獲得對象的高精度傳遞函數以後,使用零極點對消的方補償系統的機械,有效地擴展了快速控制射鏡系統的帶寬,使快速控制射鏡系統的閉環帶寬不再受制於系統的開環頻率。
  10. A virtual cathode oscillator with an axially extracted te10 or te11 mode has been investigated using the pic code. it can emit microwaves axially through an antenna without mode converter or transition waveguide, making the system more simple and compact. the efficiency of this device can be enhanced by employing premodulation cavity, resonant cavity, feedback mechanism, and virtual cathode formed by two electron beams

    本文利用物理分析和粒子模擬的方研究了軸向提取te10 / te11模虛陰極蕩器,結果表明通過引入預調制腔、腔、饋端面、雙電子束陰極等結構,可以實現結構相對緊湊、束波轉換效率較高的軸向提取虛陰極蕩器。
  11. The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load

    本文在場效應管fet柵極上加上網路(網路是通過cst模擬得到的,它是串聯饋迴路,介質工作在te01模,對于其後的fet ,它又相當於一個帶阻濾波器) ,然後設計輸入輸出匹配電路,使電路結構滿足起條件,之後繼續用波平衡模擬和優化,使蕩器輸出功率合適,相位噪聲很低。
  12. The goal of this paper is to obtain a method that can compute the kc parameter of each higher mode rapidly and precisely, and then write corresponding programs. on the basis of foreign and domestic references, after carefully comparison, the transverse technique of the mode matching method is adopted in this paper

    本課題的研究目標旨在得到一種能快速、精確地計算脊波導中主模及各高次模kc的有效方,並編制相應的程序。在廣泛查閱國內外相關資料的基礎上,復比較,本文採用了模式匹配的橫向技術以得到有關kc的特徵方程。
  13. The model and the single period objective function inversion method can be used for linear physical and mechanical parameters inversion of the other dynamic soil - box foundation - frame structure interaction systems under top harmonic excitation

    該計算模型和單周期目標函數演方,可用於其他土-箱型基礎-框架結構動力相互作用系統在簡力下線性物理力學參數的演。
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