畸變分量 的英文怎麼說

中文拼音 [biànfēnliáng]
畸變分量 英文
allocation of distortion
  • : Ⅰ形容詞1 (偏) lopsided; unbalanced2 (不正常的; 不規則的)irregular; abnormalⅡ名詞[書面語] (零...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Simulations of gain and aberrance are done to study the amplification of pulse signal with a frequency of 0. 25mhz

    對頻率為0 . 25mhz的脈沖信號放大進行了模擬,析了其增益和脈沖隨放大參化情況。
  2. The results of the experiment show that the synthesized index, unsteady index and steady index inflect the stability margin of the compressor well. and show that the insert - board experiment can get the enough weight in the synthesized index. and also show that the low - press - area of the steady total - press moves along the rotor circumvolving direction

    試驗結果表明,綜合指數,動態指數,穩態指數對壓氣機穩定性有很大作用;同時試驗還表明,插板能夠產生較大的動態指數;穩態壓力圖譜低壓區隨著轉子轉動方向轉動;以及其他一些有益的結果。
  3. The mutual inductor of electric current and voltage mutual inductor play an important role in relay protection. prevent from ct differential to protect and miss movement an important subject that the generatrix is protected on the saturation, put forward two electric current pass zero hour linear to spread person who become put into differential to protect in ct in recent years, avoid ct saturation district, can judge the bus bar trouble correctly

    但是在母線區外發生短路故障(特別是故障電流含有大非周期)時, ct會出現飽和現象, ct飽和后,不能正確地傳一次側電流,從而使二次電流發生嚴重,產生很大的差電流,這樣就容易引起誤動作。防止ct飽和時差動保護誤動作一直是母線保護的一個重要課題,近年來提出的在ct二次電流過零時的線性傳區投入差動保護,避開ct飽和區,能對母線故障做出正確判斷。
  4. In the digital inverter, we adopt the technology of digital dynamic waveform correction, which can compensate the delay between control signal and output waveform, and ensure the accuracy of control. at the same time, the technology of digital dc component adjustment was introduced, by which we can exactly compensate the control signal, and realize adjusting dc component of output on the premise of output performance

    在基於dsp的數字換器平臺中,採用全數字波形校正技術,完全補償了控制信號延時、功率管開關延時以及死區時間對輸出spwm波形所產生的,充保障了換器控制的準確性;採用數字直流調節技術,可以精確地對控制信號進行補償,在充保證輸出性能的前提下,實現了輸出直流的調節。
  5. In actual engineering problems such as metal forming, structure crashworthiness et al., there are a great number of interface problems with elasto - plastic large deformation. when such large deformation or distortion is solved by finite element method, it must remesh process must be developed to get the less accurate numerical result

    在金屬成型、結構碰撞、穿甲等工程領域存在大的彈塑性大形接觸問題,用有限元法模擬這些過程時,由於的存在,往往需要採用網格重劃才能得到較為準確的計算結果。
  6. Because of the intrinsic fractional absorption of the laser energy with the conventional solid output windows for high energy lasers ( hel ), the optical quality will be degraded, or the overall hel system cannot run at all when the laser energy are far higher, or the system runs longer time

    然而,由於高能激光器傳統的固體輸出窗口具有不可避免的部吸收作用,因此,當輸出激光功率很高,或激光器長時間工作時,固體輸出窗口就會產生熱、甚至炸裂或被擊穿,從而影響輸出激光的光束質或使高能激光器根本無法工作。
  7. In this paper, a method assessing harmonic impedance by synchronously layered distortion waves is proposed, which is based on the " fluctuations method " - a simple and effective means. however the method is based on the fourier transform, which can just precisely analyze the signals whose cycle is integer times as broad as that of fundamental wave. with sampling windows widening, the variations of distorted signals in a fundamental period are weakened

    本文是以一種被廣泛採用的非干預式諧波阻抗估計方法? ? 「波動」法,的基礎上,針對現有方法以直接的fourier換為析工具,只能對基波周期的整數倍窗口采樣信號進行析,信號在一個基波周期內的化隨采樣窗口增大而被弱化,並且,諧波次數越高,解析度就越低,大大限制了諧波阻抗估計的準確性的提高。
  8. The temperature dependences on the resistance in all the thin films show that in the low temperature range the width of eg band level changes the transports, but in the high temperature range the thin films forms the small polarons hopping conductivity. the phase transition induced by the current is explained by the demagnetization and lattice distortion

    在高溫部,材料呈現小極化子跳躍形式輸運特徵;實驗研究了不同偏置電流對薄膜的相影響,表明電場可以引起材料中磁性的化和晶格,導致相溫度點向低溫方向移動;材料的光致相研究表明光子能、光強和極化方向對輸運性質有影響。
  9. The experiments showed that wc and vc can dissolve mutually in the carbonizing reaction. when wc ' s content exceeds vc ' s, vc will dissolve into wc and make wc ' s crystal lattice bring aberrance and become wc1 - x, contrarily when vc ' s content exceeds wc ' s, wc will dissolve into vc and also make vc ' s crystal lattice bring aberrance. the surface cermet composite has high rigidity and well wear - resistance

    ( 7 )採用鑄造燒結技術,通過加入毗顆粒和v班一vc的原位放熱反應成功制取了碳化物陶瓷質數超過60 %的表面金屬陶瓷材料,實驗證實wc與高溫碳化反應生成的vc相互可以很好的固溶,當wc的含超過vc時, vc可以固溶到wc中,使wc的晶格發生,成為昵卜: ,反之當vc的含超過wc的含時, wc可以固溶到vc中,也會造成vc的晶格
  10. R the theoretical analysis ignored the distortion of the section and worked out the equations of displacement, loading capacity by means of energy method

    理論析忽略形后截面,採用能法,推導出檁條的位移、承載力的計算公式。
  11. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前的檢測和液晶空間光調制器及其對中頻段波前的控制進行了研究,其研究的內容和取得的成果如下:一、根據標衍射理論,結合低頻波前的高斯隨機位相佈模型,研究了不同均方根梯度低頻波前對激光光束焦斑聚焦性的影響,並採用描述中頻段波前的功率譜密度概念,模擬計算了它對激光焦斑旁瓣的貢獻。
  12. In order to analyze the effect of aberration of amplitude and phase of laser beam on centroid position of focal spot, based on the fraunhofer formula for light wave scaler diffraction theory, according to the definition of first order moment centroid position, the general expression of focal spot centroid position directly depending on the complex amplitude of near field is derived

    摘要為析振幅和相位發生情況下光束焦斑質心位置所受的影響,以光波標衍射理論中的夫瑯和費衍射公式為基礎,根據光斑強度佈一階矩質心位置的定義,推導了直接依賴于光束近場復振幅佈的焦斑質心位置的一般表達式。
  13. This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop

    電網不平衡時,基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀態,比如三相vsr交流電流中出現負序,使交流電流嚴重不對稱;直流電壓和交流電流中出現非特徵諧波,使直流電壓和交流電流波形發生嚴重;三相vsr從電網吸收不平衡的瞬時功率等一系列問題。
  14. Due to the inevitable absorption of crystal window, the crystal window will be distorted even burst while the power of high energy laser apparatus is several hundred thousand watt even mega - watt, so the quality of laser beam will be influenced and the laser apparatus will not work properly

    由於晶體材料窗口不可避免的部吸收作用,對于目前幾十萬瓦甚至兆瓦級的高能激光器來說,晶體窗口會產生熱甚至炸裂,從而影響輸出光束質甚至使激光器根本無法工作。
  15. This approach is called fas. this approach uses characteristics of trigonometric function, respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current

    該方法利用三角函數的特性,對電流中的基波成和無功電流的振幅別進行計算,然後經過低通濾波器把它們離出來,最後得到基波有功和無功電流
  16. Due to the advantages such as short response time, easy operation, and convenient to comprehend the wavefront modes, the hartmann wavefront sensor ( h - wfs ) is widely utilized nowadays in real - time adaptive optics system, turbulence statistical characterization, optical components test, light quality evaluation, laser atmosphere communication, the wavefront correction of ultrahigh power laser pulses, as well as human eye aberrations measurement. the detection accuracy is important to the performance of the whole optical system. considerable efforts have been performed in the investigation of h - wfs wavefront detection techniques in past years

    哈特曼波前傳感器具有實時探測,易操作,可以直觀顯示波前佈等優點,被廣泛地用作自適應光學系統的波前信息探測和波前補償,大氣湍流統計特性表徵,光學元件檢測,光束質評價,超強激光脈沖波前整形,激光大氣通信以及人眼象差測等各個領域之中,其探測精度的高低對整個光學系統的工作性能有著極其重要的影響。
  17. Methods : the chromosome aberrations and the rate of micronuclei in peripheral lymphocytes were examined

    方法:外周血淋巴細胞染色體析採用微全血培養法,微核測定採用甲基纖維素法。
  18. The detecting method of dvr is different from harmonic and reactive current detecting methods. it need detect not only total harmonic distortion but also the difference between fundamental wave component and reference value

    Dvr的檢測方法與諧波、無功電流的檢測不同,不但需要檢測出除基波之外的總畸變分量,還要檢測出基波與基波基準值之差。
  19. Chromosomal aberration analysis for biological dose assessment

    染色體析估計生物劑
  20. What the subject researching is that power energy should be measured with base wave ammeter to power systematic nonlinear user ; and that it is high veracious by base wave ac parameters measurement method to those not bad contaminative. it is well known that all kinds of ac parameters including of base wave and harmonics, but the content of harmonics in power systems increase largely with the mass disturbance to power using high - power electric equipment. which makes wave shape of voltage and current aberrence, so the measurement veracity and reliability decreased largely. at the same time brings out serious infuency to safe run of power system and electric equipment. the power which any non - linear loads consumes can be divided into two sides, one is base power absorbed in power and the other is minus harmonics power

    本課題所研究的問題是針對電力系統非線性負載用戶採用基波電度表來計電能;而對諧波污染不嚴重的線性用戶採用基波交流參數測的方法仍然具有較高的準確性。眾所周知,各種交流參都包含基波和各次諧波,然而隨著電力電子技術的迅速發展,大功率的用電設備對電網的干擾也是越來越嚴重,導致電力系統諧波含迅速增長,使電壓和電流的波形產生嚴重,測的準確性和可靠性都大大降低,同時也對電力系統和用電設備的安全運行帶來嚴重的影響。任何一種非線性負載所消耗的功率都可以為兩部,一部為從電網中吸取的基波功率,另一部則是負的諧波功率。
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