自諧振頻率 的英文怎麼說

中文拼音 [xiézhènbīn]
自諧振頻率 英文
frequency, self-resonant (srf)
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : 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形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • 頻率 : frequency; rate
  1. The main features of the apparatus are focus on small volume, light weight, no iron core, no magnetic saturation and no ferreous resonance, moreover, related advantages such as the large range of transient and frequency response, excellent electrical magnetic compatibility, oil - free configuration, reliable insulation structure, are all the trends of current transformer in the future. meanwhile, it should agree with the future power gauge and digital, computer, automatic relay protection. it will meet the demand of digital power network

    它具有體積小、重量輕;無鐵芯、不存在磁飽和與鐵磁問題;動態響應范圍大,響應寬;抗電磁干擾性能強;無油化結構、絕緣可靠、價格低等優點;是未來電流互感器發展的方向,是新一代電力數字網發展的需要,適應電力計量和保護數字化、微機化和動化發展的潮流。
  2. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  3. At89c52 receives the frequency signal from the syntony circurt and processes it, then according to design request, sends out all kinds of controlling signal. in allusion to this signal processing circurt, we have designed corresponding software for at89c52

    At89c52接收來電路的信號,並對其進行處理,再按照設計要求發出各種控制信號。針對此信號處理電路,為at89c52設計了相應的軟體。
  4. Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity

    通過原子上能級與光子帶隙邊緣的相對位置或者光子態密度,可以抑制或增強原子的發輻射。分析並得到了一些奇異的現象,如發輻射的子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比分裂等。
  5. It is the harmonic resonance of these archangelic letters with both the higher vibratory frequency patterns of god ' s name, and the elements of the lesser creation worlds, which allows this synchronization to occur

    這就是這些大天使字母波共效應,既具有上帝名稱更高級模式,又具有較少的創造世界的大然力量,大然力量保證了同步性發生。
  6. Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias

    為此,從檢波器的動方程出發,對高解析度地震檢波器性能指標(如、阻尼系數、靈敏度、波失真、假等)以及檢波器組合的連接方式對地震資料品質的影響進行了分析。
  7. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的、間隙阻抗實部和外觀品質因數等特性參數。
  8. 3. the distance of metal wire and ground is smaller, the effective permeability leff, quality factor q and resonance frequency srf is also smaller ; the coil turns increases leff will increase, the q value and resonance frequency srf will drop ; the line width increases leff will drop, resonance frequency srf will increase and the q value is nearly invariable ; the via size, the pad layer size and thickness is little effect the effective permeability leff and resonance frequency srf but seriously influence q value

    3金屬導線離地的距離越小,有效電感值leff 、品質因子q 、自諧振頻率srf也越小;線圈圈數增加, leff增加, q值和自諧振頻率srf下降;線寬增加, leff下降自諧振頻率增大q值幾乎不變;通孔大小、覆蓋層的大小及厚度對有效電感值leff和自諧振頻率srf沒有多大影響,但對q值影響較大。
  9. Based on mass - spring model, a method of automatic mode - selecting method is presented to solve the difficulties of selecting corresponding modes close to the excitation frequency, in adaptive perturbation for mistuned bladed disks

    摘要針對適應攝動法在失葉盤受迫動分析中,選擇接近激的相應模態數目難于控制的問題,基於質量彈簧模型,提出一種動選擇模態的方法。
  10. A study on the proposed scanlan linearity has discovered that if the self - excited loads and movement of the model and velocity constitute a linear relationship, and the model vibration accounts for a sine function of the frequency, the rate of the high - order harmonic waves should be quite small

    考查了scanlan的線性假定:如果激力與模型運動的位移、速度成線性關系,模型動是某一的正弦函數,那麼相應的激力也應是這一的正弦函數,高次波的分量應極小。
  11. The simulation shows that, under inductor self - resonant frequency ( serf ), substrate loss is mainly caused by eddy current loss

    模擬驗證表明,在自諧振頻率( self - resonantfrequency )范圍內片上集成電感襯底損耗主要是渦流損耗。
  12. From the results, we can know that, the key way to raise the inductor quality factor and self resonance frequency is to less substrate eddy current loss. the simple model can accurately equal to each parameter on integrated inductor

    由模擬結果可知,提高集成電感品質因數與自諧振頻率的主要途徑是要減小襯底的渦流損耗,其簡約集總模型可較為精確的等效集成電感各埠電氣特性。
  13. Loop natural resonant angular frequency

    環路
  14. ( 3 ) the frequency may transit from the second harmonic oscillating frequency to the third one when the hot temperature is higher than the specific temperature and the pressure is higher than the specific pressure

    在實驗中發現,在一定的加熱溫度和工作壓力下,系統的蕩的從第二跳變到第三
  15. A zero - voltage starting method is brought forward which switch the starting from separate exciting to self - exciting successfully ; pll ( phase lock loop ) technology is employed to realize the frequency tracing and constant phase angle control ; igbt driving and protective circuit suitable for parallel inverter is developed, which successfully solve the problem of time compensating and overlapping regulation for the driving signals ; a novel and practical over - voltage protective method for parallel inverters is presented which effectively avoid the possible over - voltage destroy to the inverter. xu haiwen ( power electronics and electric driving ) directed by senior engineer peng yonglong

    提出了一種零壓啟動的他激轉激方法;通過採用鎖相環技術實現了逆變器工作動跟蹤和容性逆變角度的恆值控制;設計了適用於並聯型逆變器的igbt驅動與保護電路,解決了驅動信號的時間補償以及重疊角的可調問題;提出了一種新穎、實用的逆變器過壓保護方法,有效地解決了並聯型逆變器過壓保護這一難題。
  16. The complex resonance frequency underlying in late - time scattering components of a conducting target is independent of waveform and polarization of the incident wave, as well as the direction of the target relative to radar. it is a unique aspect independent quantity so far used to characterize target physical structure and component

    目標的后時響應中包含的成分(極點) ,不依賴于雷達發射電磁波波形、和其極化形式,與目標對雷達的取向無關,具有目標姿態不敏感性。
  17. " soft switching " is zero voltage switching or zero current switching, which the voltage ( or current ) of the switch varies by law of sine or quasi sine, the switch is on when its voltage reaches zero ( or switch is off when its current reaches zero ) by resonance. it makes switch loss is zero, so it can increase the operating frequency and raise power density, minimize the size of transformer and inductor

    「軟開關」是指零電壓開關或零電流開關,它是利用原理,使開關變換器的開關管電壓(或電流)按正弦(或準正弦)規律變化,當電壓過零時,使器件開通(或電流然過零時,使器件關斷) ,實現開關損耗為零,從而提高開關,減小變壓器、電感的體積。
  18. There are many optical depletion mechanisms, such as diffraction depletion, the transimission of a reflector, scattering of the medium in the cavity, non - life absorption and so on, so the quality factor ( q factor ) is low. in

    利用這種微腔製作的激光器,其發輻射落在光子晶體的禁帶范圍內,有效降低了激光蕩的閾值,從而使激光器具有低閾值高效的特點。
  19. However, the inherent shortcoming of piezoelectric transformer hinders its further development. the major problems include : ( 1 ) the development and design of the piezoelectric transformer involve in lots of theoretic aspects including the design of material, dimension, electrode and circuit ; ( 2 ) it is hard to harvest high voltage enhancement ratio and high - power output simultaneously ; ( 3 ) the operation of the piezoelectric transformer is strongly dependent on the resonance frequency, which leads to the difficulty in the design of driving circuit

    但其身所存在的固有缺點也在很大程度上限制了壓電變壓器的進一步發展,突出的問題有:壓電變壓器的研製包括材料設計、尺寸設計、電極設計和電路設計等多個環節,所涉及的理論面很廣;壓電變壓器的高陞壓比和大功輸出難以同時得到保證;壓電變壓器的工作過多地依賴于,為外部電路的設計帶來了困難。
  20. In chapter 5, the controller of resonant converter designed by myself, was introduced, in which zero current switching ( zcs ) had been realized

    第五章介紹了行設計的適合於不同變換器的控制器,實現了變換器的軟開關技術。
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