相模線 的英文怎麼說
中文拼音 [xiāngmóxiàn]
相模線
英文
sagami line-
Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out
通過對加速度模糊函數的形態分析也指明了針對線性調頻信號的二次相位匹配處理( chirp - fourier變換)在應用到制導雷達信號處理中所存在的缺陷。In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits
論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念,並以加速度模糊函數為分析工具,詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上,就各個晶片幾何參數對指向性指標(主瓣寬度、旁瓣幅度、消除柵瓣) 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述,並在綜合各方面影響的基礎上,提出了晶片幾何參數優化設計的原則和方法,編寫了設計程序和界面。In the models, the iron core nonlinearly of the traction transformer and the magnetic hysteresis effect without the b - h curve are considered. having tested by digital simulation, the winding parameter has not changed in the state of external fault or magnetizing inrush etc. but the winding parameter has obviously changed in state of inter fault or inter - turn fault. ( 3 ) the rules three phases converted to two phases of traction transformer in electric railways are developed in this paper
( 3 )利用牽引變壓器磁鏈平衡方程,建立了基於系統辨識理論的雙繞組單相接線牽引變壓器、阻抗匹配平衡牽引變壓器及scott (斯科特)接線牽引變壓器的「灰箱」模型,該模型考慮了牽引變壓器鐵芯非線性和磁滯效應,但又不直接反映在模型中,並且無需鐵芯的b - h曲線數據。Using digital logging data of logging curves to resume lithology section, based on single well sedimentary facies analysis of cored well, typical sedimentary microfacies and the corresponding electrofacies models are established. each after extracting the essential factors of logging curves, each logging microfacies recognize model are set up to automatically identify sedimentary microfacies by the method of bayes identification and neural networks technical
利用測井曲線的數字化資料,進行巖性剖面恢復,通過取芯井建立沉積微相模式及測井相模式,提取測井曲線形態要素參數,用bayes判別法進行沉積微相自動識別程序。Based the simplest solutions of control equations, one - cycle controller for the three - phase four - wire apf with four - leg is presented
基於控制方程的最簡解,建立了單周控制四橋臂三相四線制有源電力濾波器的電路模型。We discussed the four - legged inverter with space vector modulation ( svm ) to aim at three - phase four - line output ; we introduced the principle of three dimensions svm, and attained the related control scheme. with the illustration of 15kva vscf power inverter, we tested and verified that the inverter system under 3d svm control can realize the three phase four line output and linear voltage regulating
針對三相四線輸出的電源系統,對採用空間矢量控制的四橋臂逆變器進行了深入研究,對三維空間矢量調制方案進行了分析求解、模擬,並給出了適用於15kva變速恆頻電源變換器的解決方案,實現了變換器的三相四線輸出以及線性調壓。Aiming at the complexity of reservoirs and change of reservoir evaluation objects, this paper introduces a development pattern of single well evaluation technique and " hundred - well engineering " based on well - seismic facies prediction, delineation testing and single well rolling development design
摘要針對外國油藏的復雜性及時實現油藏評價對象的轉變,以工業油流井單井綜合評價為突破口,按照「單井評價、注重落實、探采並舉、加快開發」的技術路線形成了以井震相模式預測技術、探邊測試和單井滾動開發設計為主的單井評價技術和「百井工程」開發模式。The method of multiple scales is used to determine the equations of modulation of amplitude and phase. the steady state response can be obtained by solving a couple of algebraic equations, which have been achieved by careful deduction under some conditions. and because of the complexity of the equations, programs are necessary to solve the equations mentioned above, and certain graphs are presented. based on chapter two, in chapter three, the method of multiple scales is introduced to the study of the multiple - dimensional nonlinear stochastic systems under random external excitation
在第二章基礎上,第三章將多尺度法引入到相應的隨機系統的研究中;嚴格推導了系統的約簡方程,用矩方法求出穩態解應滿足的方程,獲得一些結果;並且數值模擬結果與理論推導的結果是一致的;並注意到,與其對應的確定性系統相比較,系統響應從周期解變為近似周期解,系統的相軌線從極限環變為擴大的近似極限環;隨著激勵帶寬的增大,此擴大的近似極限環的寬度將增大。Abstract : by cooperating the two - model method with parallelogram frame in this paper, the curve of two crossed cylinders with their axises in a state of vertical can be easily and accurately realized, and the mechanism withdrawn from the method can be applied directly to the hole gas - cutting on high pressure capsules
文摘:採用雙靠模法與平行四邊形機構的組合,可簡易、準確地實現軸線垂直的兩圓柱體相貫線軌跡的復現,其原理可直接用於壓力容器上圓孔的氣割。Aiming at the effects of distributed capacitance on accurate fault location, a new method based on the distributed parameter model, where the two - terminal data of the transmission lines are utilized, is proposed
摘要基於線路的分佈參數模型,並且利用線路兩端工頻電氣量和相模變換,提出了在模域中進行故障測距的演算法。There are difficulties in noisy speech recognition, especially low signal - to - noise rations are more difficult. this paper describes briefly six methods for speaker - dependent noisy speech recognition isolated words. they are lpc prediction error method, one - side auto - correlation sequence lpc, acoustic front end processing, canonical correlation based on compensation method, combination of features method and increase of poles method. the experimental results show that all the six techniques can improve effectively noisy speech recognition, and the best noisy speech recognition rate is above 80 % when snr 0db
它們是:線性預測誤差法,單邊自相關線性預測法,語音前端聲學處理法,正則相關分析的譜變換補償方法,特徵綜合法和同模極點增加法。實驗結果表明,這6種方法都有效地提高了噪聲環境中語音識別率,其中較好的方法在強噪聲環境中信噪比為0db的語音識別率達到80 %以上,為信噪比較低的噪聲環境中自動語音識別展現了美好前景。Based on the research on one - cycle control theory, one - cycle control is applied to three - phase four - wire apf with four - leg in this paper. analysis for the average model of the apf in switching period is performed and the control equation is derived
本文在研究單周控制理論的基礎上,將單周控制用於四橋臂三相四線制有源電力濾波器,通過分析其開關周期平均模型,推導出它的控制方程。By the practical studying, the author has a issue, in terms of well logging - facy identifying, on the basis of curve automatic classifying and reading, extract some reflecting lith parameter from the data and information while drilling to establish logfacy - lithfacy pattern, adopt gray conjunction method to recognize the rock type of drilling geological profile in real time
研究認為,從測井相識別的角度出發,在曲線自動分層取值的基礎上,從隨鉆資料中提取與巖性密切相關的參數建立測井相-巖相模式,採用灰色關聯判別法實時識別鉆井地質剖面的巖性是可行的。本研究所提出的隨鉆巖性識別方法具有推廣使用價值。For the continuous minimum phase system, narendra ( 1978, 1980 ) presented globally stabilized model reference adaptive control scheme, which later became a kind of generic design method of robust adaptive control
對于最小相位線性連續系, narendra ( 19781980 )提出了全局穩定的模型參考自適應控制策略,其控制方案成為設計魯棒自適應控制器的一般方法Mathematic model of pipe intersecting line nc cutting and its automatic programming system developed
管件相貫線數控切割數學模型及其自動編程系統的開發Mathematic model of pipe intersecting line nc cutting and its automatic programming system development
管件相貫線數控切割數學模型及其自動編程系統的研發The dissertation, reseaching on three - phase - three - line power - network, based on the theory of digital signal processing ( dsp ), has done the real - time dynamic simulation of apf using the software of matlab, and the result shows that the method of harmonics detecting and the scheme of current controlling are both pratical and effective. an experimental laboratory prototype scheme is proposed
本論文以三相三線制電網為研究對象,以數字信號處理濾波器設計理論為基礎,使用matlab模擬軟體進行了有源電力濾波器的實時動態模擬,模擬結果表明了諧波電量檢測方法和補償控制方案的正確性;最後設計了一套實驗室樣機系統。We based on the analyse to main drill core of the area and adjacent, start with area stratum, set up microfacies type and identify characters of the area, make certain the types of facies and microfacies, and establish the mode of well logging microfacies. through synthetical contrast and analyze the layers and sand body of in pi formation of 316 wells, using well logging curves to partition and get 8 layers : pi1 - pi7, in them p12 is thick formation, can be divided into p12a and p12b layers
從區域地層、構造、沉積背景入手,以研究區和鄰區的重點取芯井巖芯分析為基礎,建立研究區沉積微相類型及識別特徵,確定各小層亞相和微相類型,建立相應測井微相模式,依據研究區316口井的測井曲線資料將目的層pi組油層分為八個小層: p11 p17 ,其中p12層為厚油層,又可分p12a和p12b兩個小層。Modeling and simulating of new three - phase four - wire cascade control system
新型三相四線制串級調速系統的建模與模擬分享友人