諧振峰 的英文怎麼說
中文拼音 [xiézhènfēng]
諧振峰
英文
harmonic peak-
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。When the input noise is the single - peak gaussian noise, the noise can improve the signal correlation only for the sub - threshold signal, i. e. subthreshold stochastic resonance ( sr ) exists
當輸入噪聲為單峰高斯噪聲時,輸入信號在閾下時噪聲才能改善信號的相關性,即隨機諧振現象存在。However, when the input noise is the double - peak gaussian mixture noise, the noise can improve the signal correlation for the subthreshold signal and the suprathreshold signal, i. e., both sr and suprathreshold stochastic resonance ( ssr ) often occurs
而當輸入噪聲為雙峰高斯混合噪聲時,不僅輸入信號在閾下時隨機諧振現象有時存在,而且輸入信號在閾上時噪聲往往也能改善信號的相關性,即閾上隨機諧振現象存在。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,觀察到多波長的反射峰,並利用全矢量有限元方法對微結構光纖布拉格光柵中的多波長諧振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。The equivalent - circuit parameters and resonant frequencies of the piezoelectric quartz crystal resonance, the value of half peak width of the electroacoustic conductance spectrum ( fg1 / 2 ) as well as the electrical double - layer capacitance were obtained and analyzed
獲得並分析了pqc諧振等效電路參數、諧振頻率、電導譜半峰寬f _ ( g1 2 )和雙電層電容,考察了電極界面發生的吸附動力學過程。In order to eliminate the voltage oscillation caused by the reverse recovery of the rectifier diodes, a resonant inductance and two clamping diodes can be introduced to the primary side
為了消除輸出整流管的電壓尖峰,可以在原邊加入一個諧振電感和兩個箝位二極體。The resonance equation of the sampled fiber bragg gratings is derived through the fourier ' s transform and the coupled - mode theory, which determine the wavelengths of the resonance peaks
摘要利用傅里葉變換和耦合模理論得到了取樣布拉格光纖光柵的諧振方程,確定了其多諧振峰的位置。( 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法,這種演算法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反轉譜函數的相關性,給出新型長周期光纖光柵諧振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反轉譜線能和edfa的增益輸出譜線進行最佳匹配。Against the status of large scale ultra low frequency air spring vibration isolation platform, which is low damping and poor performance of low frequency, and after analyzing the existing key damping system, a new type differential electromagnetic damping system ( emds ) is developed in this article in order to reduce the resonance peak of the platform effectively and improve the low frequency performance of the platform
本文針對大型超低頻空氣彈簧隔振平臺阻尼小、低頻隔振性能較差的現狀,在比較多種提供阻尼力的方法后,提出了用電磁力作為隔振平臺的阻尼力,並開發研製了差動式電磁阻尼器系統。該系統可以有效降低隔振平臺的諧振峰值,從而達到了提高隔振平臺低頻性能的目的。Finally, application of adams in the simulation analysis of the electromagnet damping system is based on velocity feedback. the result of the simulation is indicated that : the vibration effect of low frequency and resonance peak is decreased with increment of damping ratio, and the high frequency performance is not affected
最後採用adams對電磁阻尼隔振系統進行了振動模擬分析,模擬結果表明,合理設置阻尼比,能夠有效抑制諧振峰值,大幅度提高低頻隔振效果,並且對隔振平臺諧振頻率和高頻性能影響很小。The experimental results show that the amplitude of vibration decreases and the resonance peak moves to higher frequency as the strength of electric field increases
實驗表明,隨外加電場強度增加,結構振動幅值減小,系統諧振峰向高頻方向移動。The result shows that, the size of the coupling port has strong influence on the external quality factor of the output cavity, while the size of the coupling line and the capacitive metal rods mainly affect the tuning frequency of cutoff waveguide filter
另外,由於耦合接頭相當于在截止段中引人了一個附加電感,這使濾波器諧振電路的品質因數變大,諧振峰變窄。A polarization insensitive lpfg operating at a specific wavelength is achieved by writing the lpfg in a birefringence fiber, for the first time
首次發現了在雙折射光纖中寫入的長周期光纖光柵存在對偏振不敏感的諧振峰。A five - phase numerical model based on prism coupled is derived from maxwell equation and fresnel equation. using the professional software - mathcad, characteristic of this numerical model is simulated. the relationships between depths of the metal film, bio - sensitive film, cover slide, the refractive index of bio - sensitive film and the resonant angle ospr has been discussed respectively
根據maxwell方程和fresnel方程推導出5層棱鏡耦合spr數值化模型,利用數學軟體mathcad對該數學模型進行了模擬,討論了金屬膜厚度d _ 2 、生物膜厚度d _ 3和折射率n _ 3 、載玻片厚度d _ 1與諧振峰值_ ( spr )的關系。At present, the key technology of edm power supply is how to design a power supply with simple circuit, finish maching, high heat availability, high efficiency and wasting less energy, so a current source lcc resonant converter is selected for the edm power supply in this paper, the prototype of current source and load adaptability are used to get the performance of simple circuit, finish maching, high efficiency and wasting less energy. at first, the status quo of edm power supply is introduced in this paper, the design of an edm power supply is comfirmed after the characteristics of current edm power sypply has been summarized. secondly, the principles of the lcc resonant converter are analyzed in detail
本文首先介紹了edm電源的研究現狀,在總結當前edm電源特點的基礎上,確定了採用電流型lcc串並聯諧振變換器作為主電路拓撲的設計方案,其次,對拓撲進行了詳細的原理分析,由於電流型lcc串並聯諧振變換器眾多參數是相互影響的,在對edm電源系統進行分析與模擬基礎上,對參數設計進行了優化設計,再次,對拓撲及edm電源進行了建模與模擬分析,確保了該edm電源設計的可行性,最後研製了輸出峰值電流為20a的電流型edm電源樣機,並通過對原理樣機的實驗,驗證了參數優化設計的正確性及電流型lcc串並聯諧振變換器的edm電源的優越性。The tunable optical characteristics of the novel lpfgs are recognized during the study of their optical characteristics : ( 1 ). the relationship between the resonant amplitude and the applied curvature radius in the bend - sensitive orientation of the novel lpfgs is linear, ( 2 ). the relationship between the resonant amplitude and the applied transverse load in the wavelength - insensitive orientation of the novel lpfgs is linear, ( 3 ). the relationship between the resonant wavelength shift of the novel lpfgs and the applied temperature is linear
在對新型長周期光纖光柵光學特性的研究中,我們發現了新型長周期光纖光柵的一些獨特的可調諧性:新型長周期光纖光柵的諧振峰幅度和彎曲敏感方向所受的彎曲率呈線性關系;新型長周期光纖光柵在波長不敏感方向其諧振峰幅度和它所受的橫向壓力呈線性關系;長周期光纖光柵的諧振峰中心波長隨溫度的變化呈線性關系。It is demonstrate that sr realized by turning system parameters can be explained as sr via adding noise after a transformation. it is found that sr via turning noise could be made equivalent to turning system parameters and adjusting signal amplitude accordingly. but the psr method can appear under the more worse environment than sr via adding noise does
本文對于參數調節隨機共振與傳統的噪聲調節隨機共振聯系與區別進行了研究,經過尺度變換后,二者是可以相互解釋的,參數調節隨機共振就是尋找傳統的噪聲調諧共振峰值所對應系統的一種理論和方法,它具有適應范圍廣和調節方便的優點。The corresponding incident angle of the peak is called interference - spr angle, int - spr - the similar linear relationship betweenint - spr and the depth of bio - sensitive film, the refractive index of bio - sensitive film respectively compared with the resonant angle ospr. it shows that it is able to use interference - spr angle, int. spr as a indicator to monitor v ery s mall c hanges i n b iochemical s amples i nstead o f the r esonant a ngle four intelligentized spr instruments have been developed successfully
干涉諧振角_ ( inl - spr )在厚度d _ 3或者折射率n _ 3分別變化時,與變化的參量( d _ 3或n _ 3 )有著良好的線性關系,與spr諧振角_ ( spr )的線性具有相同的量級,這說明有可能通過測定干涉諧振角_ ( inl - spr )來檢測生物樣品的細微變化,從而提出了一種確定spr峰值移動的全新的方法。Both of the result calculated from the resonance equation and the transmission matrix are compared and they are approximately equal
將諧振方程確定的諧振峰位置和傳輸矩陣得到的結果進行了比較,二者是一致的。分享友人