諧振法 的英文怎麼說
中文拼音 [xiézhènfǎ]
諧振法
英文
resonance method-
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:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用，利用多重尺度結合準離散近似方法去計算晶格振動行為，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、反扭結型包絡孤子，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. to the circular plate working in axial symmetry vibration at resonant frequency, the equivalent mass in analytical form is derived, that ' s is, and further, the equivalent compliance is obtained using the formula c = 1l 2 m
對于工作在諧振頻率下做軸對稱運動的階梯圓板，採用解析法求得它的等效質量，並由c = 1 / ~ 2m求得等效彈性系數。In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system
其次，通過對整個系統諧振頻率變化的分析和研究，設計了以鎖相環cd4046為核心的鎖相環控制電路，同時，在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上，進行了系統模擬，得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能，又擁有模糊控制較好的動態性能，系統魯棒性能好，同時也提高了逆變器的效率。This paper studies two tcsc study systems, a tcsc system based on ieee first benchmark model ( ieee fbm ) and a simplified yi - feng 500kv tcsc study system, with ssr eigenvalue analysis in the platform of psaspfmsst. it proves the funtion of tcsc to mitigate subsynchronous resonance ( ssr ). it also analyzes the influence of thyristor triggering algorithm of tcsc on ssr mitigation
本文在psasp小干擾線性化平臺psasp msst上，對基於ieeefirstbenchmarkmodel （ ieeefbm ）的tcsc系統及簡化的伊馮500kv可控串補研究系統，進行了ssr小干擾穩定分析，驗證了tcsc對次同步諧振（ ssr ）的抑制作用，並研究了觸發演算法對tcsc抑制ssr能力的影響。E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat
與共振情況（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率一致）相比，非共振條件（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率存在偏差）一透射光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入射角的變化都發生了顯著的改變。We can work out positions of a harmonic oscillator by numerical methods.
我們可以按數值方法計算簡諧振子的位置。In order to verify the accuracy, credence and effectiveness of the unstructured overset grid algorithm, steady and unsteady flow field of naca0012 airfoil are simulated. the unsteady flow field is caused by the oscillation of the airfoil. the two computational results are both compatible well with the experimental data
為了驗證非結構重疊網格方法的正確性、可靠性和有效性，本文對基於非結構重疊網格的naca0012翼型的定常流場以及簡諧振蕩的非定常流場進行了數值模擬，均取得了與實驗數據符合良好的結果。Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator
本文研究了以低損耗、高q值聲表面波（其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ，和聲表面橫波等）諧振器的工作原理、設計參數、製作工藝及其實驗結果，並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲表面波振蕩器，以及低相位噪聲聲表面波振蕩器的測試方法和最終的測試結果。Iron - magnetic resonance of electromagnetic - type potential transformer of 10 kv power system for yamzho yumco pumped storage station
系統電壓互感器引起的鐵磁諧振及消諧方法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法的曲線擬合；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振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諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振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。The application of transverse resonance theory is firstly extended further from plane homogeneous medium to the inhomogeneous spatial region by primarily combining the current martcatili method. then the simplex method is used to calculate the source point " s best position, frequency and the correspond wavenumber of the region
重點結合已有的marcatili法，首次將橫向諧振法從平面均勻分層介質中的應用進一步延伸到模擬地殼波導的三維非均勻空間區域中，再利用單純形法，確定源點在該區域的最佳位置、最佳頻率和對應的傳播常數。The influence of various electron beam parameters on the small signal gain is investigated and discussed by the numerical results. 5. the model of the coaxial disk - loaded cylindrical waveguide is manufactured to testify the dispersion properties of this structure
五、加工了同軸膜片加載圓波導慢波系統實驗模型，用諧振法測得的色散特性與理論數據良好吻合，從而驗證了同軸膜片加載圓波導慢波系統色散特性理論分析的正確性。Resonance method for measuring the dynamic mechanical properties of viscoelastic materials
彈性材料的動態機械特性測量的諧振法The topic of this paper is to measure the low waste materials so the resonance method is employed
本文要研究的是低損耗材料的測量，所以採用諧振法。Test methods for communication cable - characteristic impedance test of coaxial pair - resonance method
通信電纜試驗方法同軸對特性阻抗實部平均值試驗諧振法Testing of carbon materials - determination of dynamic moduls of elasticity by the resonance method - solid materials
碳素材料試驗.諧振法測定動力彈性模數.固體Recommended methods for the determination of the dielectric properties of insulating materials at frequencies above 300 mhz - resonance methods
頻率大於300mhz介質性能測定的推薦方法.諧振法Methods for the determination of the dielectric properties of insulating materials at frequencies above 300 mhz. part 2 : resonance methods
絕緣材料在300mhz以上頻率下介電性能測定方法.第2部分:諧振法For such capacitance measurement, there are several method such as resonance, charge / discharge, ac bridges, and so on. these method are all implemented by analog device with analog output. with the maturity of the digital ics, some digital method comes up
針對這種微小電容的檢測，目前的方法主要有諧振法、充放電法、交流電橋法，這幾種都是利用模擬器件實現，輸出均為模擬量。The filter takes the advantages of low cost, small in size, light in weight, etc., and can easily be integrated into microwave and millimeter wave integrated circuits firstly, the ltcc technology was introduced and a test circuit based on the resonate method of microstrip ring was designed to test the performance of ltcc for dielectric constant and loss
這種濾波器具有體積小，便於集成的特點，也適用於表面貼裝。先是對ltcc工藝及材料做了基本介紹，並採用微帶環諧振法設計了一個ltcc工藝性能測試電路，對ltcc成品的介電常數、損耗和q值進行測試。分享友人