正弦特性 的英文怎麼說

中文拼音 [zhēngxiánxìng]
正弦特性 英文
sinuso sine protractor
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. The paper researches rectangle, parabola, sinusoid and triangle acceleration curves and their response characteristics, and puts forward a concept of combined acceleration

    摘要研究了輸送機的各種加速度(矩形、拋物線形、形和三角形)曲線及其響應,在此基礎上,提出了組合加速度的概念,並對其進行了研究。
  2. The comparison of axial energy ' s decaying property between sine and isosceles trapezium electromagnetic wave pulse

    脈沖與等腰梯形脈沖傳播的比較
  3. Through the test of sine wave sweep, the character of response of aeolian sand due to motivation is gained

    利用波掃頻試驗,得到風積沙對激勵的響應
  4. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按規律變化,使諧振電壓脈沖列的幅值追蹤參考電壓信號,經過整流、濾波、低頻逆變,從而獲得度較好的輸出電壓。理論分析和實驗結果證明對于阻負載或阻感負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  5. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了系統研究。首先對變頻器和變頻輥道電機的運行進行詳細分析,變頻器輸出的電壓波形諧波大,沖擊大,電壓上升率高達6600v / s ,是普通交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低,額定頻率在8 - 20hz ;調速范圍寬,最低運行頻率低到0 . 5hz ,起動次數相當頻繁,每小時高達600 - 800次,沖擊負荷大,過載能力要求較高。
  6. This paper presents the displacement solution to mine elevator viscoelastic vibrating equations and the kinetic tension calculation method, discusses kinetic tension characteristics under rectangular, ladder shaped, sinusoidal and parabolic acceleration curves, provides ways to limit or even avoid lifting rope viscoelastic vibration

    摘要給出了礦井提升機粘彈振動方程的位移解及動張力的計算方法,研究了採用矩形、梯形、形、拋物線形加速度時銅線繩的動張力,給出了限制和消除提升鋼絲繩粘彈振動的方法。
  7. During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied

    在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形徵,選用了雙曲剛-粘塑有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。
  8. In the visual 3 - dimensional phase space, the reconstructed attractor of the reverberation exhibits round structure, which contradicts to the irregular distribution of noise and is comparable to the regular circle of periodic wave

    在可視的三維相空間中,混響重構吸引子的相圖呈環形結構,其結構點介於純隨機過程的均勻無規則散布與確定周期信號的規則圓形之間。
  9. On the aspect of the dynamic character, the electrocircuit model of the motor is being realized on the pspice environment. the transient character of the pmlsm under the sinusoidal power is reached using the pspice model at circuit level, the results are compared with those using time - stepping fem

    從電機的動態能方面:建立了電機的pspice模型,在pspice環境下對電機進行波驅動下瞬態的模擬,並與以電磁場分析為基礎的時步有限元電機的動態模擬分析進行了比較。
  10. The topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits. taking full - bridge mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy of the converter are investigated. the output characteristic curve, the design for the key circuit parameters and the reference sinusoidal circuit which is synchronous with the signal of n or 1 / n times line voltage frequency are given

    該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式電路,以全橋式電路為例分析研究了這類換器工作模式、穩態原理與電壓瞬時值反饋控制策略,給出了變換器的外曲線、關鍵電路參數、與電網電壓n倍頻或n分頻信號同步的基準電路的設計。
  11. Biology, etc. owing to many merits has not yet been used to measure parameters of gratings. the paper researches on the subject in view of current lack of it. the main tasks of the paper include : analyzing ellipsometric characteristics of gratings in detail with vector diffraction theory and ellipsometrics ; devising a reflective quarter wave plate at normal incidence according to some ellipsometric characteristics ; making use of normal simplex algorithm during ellipsometric inversion of gratings parameters, inversing ellipsometric parameters with gaussian noise of different standard deviations to simulate actually measured values with examples of isotropic metallic and anisotropic step gratings and testing that ellipsometry about gratings parameters is feasible with the range of certain precision ; discussing choice of incidence angle at length

    本論文的主要工作包括:結合光柵的矢量衍射理論和薄膜的橢偏理論,詳細分析了光柵的橢偏;並且根據一些橢偏設計出一款入射反射型單波長1 4波片;在光柵參數的橢偏反演中,引入單純形法作為反演演算法,分別以各向同形金屬光柵和各向異的階梯型光柵為例,在標準橢偏值的基礎上加入不同偏差的高斯噪聲來模擬實際的橢偏測量值進行反演,在一定精度范圍內得出滿意的光柵參數,說明光柵參數的橢偏測量是可行的;還就入射角的選取問題進行了一定的探討。
  12. First, the system operation conditions that include three input types ( square, sinuous and triangle ) with different frequencies ( l / 250hz, l / 5hz and 1hz ) are discussed. in fault detection processes, we construct 4 three - layer bp neural networks to learn the normal states of the system. the outputs of trained neural networks are as the estimate values of the sensors

    本文詳細研究了在這種情況下的故障診斷問題,針對某液壓系統,分析了系統在方波輸入、輸入、鋸齒波輸入下,分別在常工作頻率、極限工作頻率以及接近極限工作頻率等9種工作狀態的,以及在這9種工作狀態下,運用神經網路觀測器進行傳感器故障診斷研究。
  13. The dynamic character of the rotor system is the same as that without magnetic field when the magnetic field frequency is over a critical frequency, and the sinusoidal magnetic field cannot control the dynamic performance of the disk type mr fluid damper

    當磁場的頻率高於一個臨界頻率后,轉子系統的動力與無磁場時的動力相同,磁場不能夠控制磁流變流體阻尼器的動力
  14. In order to understand the effect of alternating magnetic field on the dynamic performance of a disk - type magnetorheological ( mr ) fluid damper based on shear operation, the dynamic character of a flexible rotor supported on the disk - type mr fluid damper was experimentally studied under sinusoidal magnetic field

    摘要為了掌握交變磁場對基於剪切方式的盤型磁流變( mr )流體阻尼器動力的影響,試驗研究了磁場下支承在盤型磁流變流體阻尼器上的柔轉子系統的動力
  15. Sine sweeping constant current exciting for geophone characteristic parameter measurement and identification

    地震檢波器參數識別的一種新的掃頻恆流激勵方法
  16. Characteristic parameter measurement and identification of geophone by electric sine sweeping exciting

    掃頻電激勵法測量與識別地震檢波器參數
  17. We modulate the amplitude of the continuous single tune jamming by noise and produce the continuous noise - modulated jamming. this kind of jamming is effective to pc radar including linear frequency - modulated radar and bi - phase coded radar

    在對單頻波進行噪聲調幅后形成的噪聲調幅干擾對線調頻雷達和二相編碼雷達都是有效干擾,其干擾和射頻噪聲干擾類似。
  18. The outputs of tests on the thin plate under different inputs have been investigated for testifying the system. different solutions have been compared according to the frequency - spectrum characters and structure modal parameters. it is indicated that the solutions in this paper are consistent with the solution of the fea methods

    以薄鋼板為實例,探討了不同激勵條件下,包括穩態激勵、慢掃描、單次錘擊和隨機錘擊激勵,薄鋼板振動系統的響應情況,以頻譜和模態參數為參考,將各種方法的求解結果作了比較,結果表明:本系統得出的結果與有限元解具有一致
  19. The characteristics of the full bridge series resonant converter with the separate transformer are analyzed. the resonant frequency and other circuit characteristics are discussed. the full bridge series resonant converter is analyzed by circuit simulation

    對帶可分離變壓器的全橋串聯諧振變換器的電路進行了分析,分析了變換器的諧振頻率,利用等效的方法分析了變換器的電路,對雙極控制和移相控制全橋串聯諧振變換器進行了電路模擬。
  20. Finally, applying the current basis function of three - term sinusoidal expansion, the radiation characteristic and input impedance of the vertical and horizontal antennas above lossy ground are analyzed by the method of moments with the variation of frequency, height from the ground and ground parameters

    最後,用矩量法,採用插值基函數,研究地面上方垂直、水平線天線的輻射和輸入阻抗隨著頻率、離地高度、地面參數等變化的情況。
分享友人