高峰值功率 的英文怎麼說

中文拼音 [gāofēngzhígōng]
高峰值功率 英文
high-peak power
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  • : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • : 率名詞(比值) rate; ratio; proportion
  1. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號譜,搜索其譜,接著利用goertzel頻譜細化演算法對搜索的譜進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到譜及,通過goertzel演算法獲得分析頻帶的解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行精度校正,這樣不僅保證了演算法的效性,而且大大提了分析的精度。
  2. For increasing the effective material peak - value power ( empvp ), solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state and improving the efficiency of the pmsm, some solving method are taken as follows : the influence of length / diameter ratio to the empvp is analyzed, and the optimum size of length and diameter is chosen

    主要是從提電機的有效材料、解決pmsm提電動機運行狀態時的弱磁擴速能力和減小發電機運行狀態時的電壓調整之間的矛盾及提電機的效著手,分析了長徑比、氣隙長度對有效材料的影響,並確定了它們的最佳尺寸。
  3. Electro - optical system in high peak power multi - beam klystron

    高峰值功率多注速調管電子光學系統的研究
  4. We apply the agrawal ' s theory model of soa, and study the temporal characteristics of the output pulse for input picosecond optical pulses with different sharpness edges passing through a semiconductor optical amplifier, and find that the peak power and the pulse width of the output pulse depend on the input pulse peak power, the sharpness degree of the input pulse edge and the bias current of soa

    本文應用agrawal的關于soa理論模型,詳細研究了具有不同陡峭邊沿的皮秒超斯光脈沖經soa后的時域特性的變化,發現輸出脈沖的、脈沖寬度與輸入脈沖的、輸入脈沖邊沿的陡峭程度以及soa的偏置電流密切相關。
  5. Vacuum switchgear tubes, gas spark gaps and pseudospark tubes are all switches of gas discharge theory, and have the good qualities of high withstanding voltage, high amplitude of current and high power

    真空開關管、火花開關、偽火花放電管都是利用氣體放電理論的開關元件,具有耐壓能力、電流、大等優點。
  6. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和分析:討論兩種提二次諧波密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ,用cr4 + : yag作為可飽和吸收片的綠光激光器,腔內倍頻得到了平均為109mw 、重復頻為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、為glw的調q綠光輸出。
  7. So its naissance brings a lot of hope and promotion to application and deploitation of milimeter and submilimeter - wave. because of gyrotron, s superiority of high peak power and average power among many known milimeter and submilimeter - wave gyrodevices, it has been paid much respect in the world for application in many areas such as plasma heating, rf accelerator, millimeter radar, dew and so on

    由於迴旋管具有在毫米、亞毫米波段其它器件無可比擬的高峰值功率平均的優越性,因此在受控熱核聚變等離子體的迴旋管加熱( ecrh ) 、電子能rf加速、雷達系統、通信系統以及定向武器( dew )等方面都有著廣闊的應用前景。
  8. It is found that the peak power of pump pulse is important and the fourth and fifth dispersions are crucial to flatly wideband sc generation from the fiber. the results show that the higher - order nonlinear effects on sc generation can be ignored

    研究結果表明,泵浦脈沖對sc譜的產生有著重要影響,光纖的四階、五階等階色散的綜合作用對sc譜的形成起決定因素,階非線性效應( raman自散射和自變陡效應)的影響可以忽略。
  9. Diode pumped solid - state q - switched laser is a good source of pulse laser with high peak power and high repetition rate

    而ld泵浦的固體調q激光器是產生高峰值功率脈沖激光的優質光源。
  10. Pulses in the nanosecond and subnanosecond regimes with high power and high repetition rate have wide applications in lidar, ranging, remote sensing, microsurgery, micromachining, and so on

    高峰值功率重復頻的納秒至幾百納秒的脈沖激光,廣泛地應用於激光雷達、激光測距、遙感遙控、微型手術和微型機械方面。
  11. Gyrotron has the superiorities, high peak power and high average power. so gyrotron is vastly applied in many areas, such as plasma heating, controlled thermonuclear fusion ( ctf ), radar, communication, electron countermeasure

    迴旋管具有在毫米、亞毫米波段其他器件無可比擬的高峰值功率平均的優越性,因此在等離子體加熱、受控熱核聚變、雷達、通信及電子對抗等方面都有著廣闊的應用前景。
  12. The results show that wavelength locates in gain zone of semiconductor optical amplifier, and have higher peak power and proper time delay between the two pulses for the second order super gauss control pulse in semiconductor optical amplifier. a high quality amplified signal pulse can be achieved. the chirp can be reduced notability by using cascading soa in cross gain modulation based on soa, and the distance and the peak power of conversion optical pulse can be increased notability, and we can let down the demand for wavelength based on xgm in soa and enhance the flexibility of wavelength conversion

    我們應用二階超斯光脈沖與斯信號脈沖同時注入soa和應用soa與非線性光學環鏡( nolm )相結合的方案來對信號脈沖進行壓縮整形,模擬顯示,在調節系統合適參數的情況下,波長位於soa增益區的二階超斯控制光脈沖在具有較和適當時延下輸入soa時,最後可以得到放大的質量超簡訊號光脈沖;在基於soa的交叉增益調制( xgm )全光波長轉換中,採用級聯的soa能有效地使反轉光脈沖的頻啁啾得到有效降低,波長向下轉換的距離和反轉光的能量都得到明顯提,降低了利用交叉增益調制( xgm )波長轉換中對波長精度的要求,從而提了波長轉換的靈和性。
  13. Energy distribution involves many radar ' s parameters, such as peak power of transmitter, maximum pulse width, antenna gain, rotating speed of antenna, beam width, covering range of elevation, maximum height and range and so on

    能量分配牽涉到雷達系統的各種重要參數如發射機、最大發射脈寬、天線增益、天線轉速、波束寬度、仰角覆蓋范圍、最大度覆蓋、最大作用距離等。
  14. Based on this arithmetic, the high frequency characteristics of five - cavity with open boundary is calculated by the code written in fortran language. then the transit effect of five modes of five - cavity with open boundary is also calculated using code mathcad and matlab. the results show that the working mode of five - cavity transit tube oscillator is 3 / 6 mode, and the analysis of the theory are in good agreement with the simulation results

    根據從基於四腔渡越時間效應的自調制出發,經過一段飄移,然後再採用雙間隙提取腔邊耦合輸出微波的思路,採用粒子模擬方法優化設計出一種為1 . 5gw ,頻為9 . 3ghz的六腔渡越輻射振蕩器,並研究了它的一系列工作特性。
  15. Presently, the laser pulse from the high power ultrashort laser system is several femtoseconds in duration, tw ( or pw ) level in peak power, 1020 w / cm2 ( or 1021 w / cm2 ) in focusing power density, according electric field is much stronger than coulomb field in atoms

    目前,超短脈沖激光放大系統輸出的激光,脈寬達到幾個飛秒,達到太瓦甚至拍瓦量級,聚焦密度達10 ~ 20w cm ~ 2 ,甚至1021w cm2 ,相應的電場比原子內庫侖場強得多。
  16. Furthermore, because the average power of transmitting lfmcw signal is the minimum peak power and the frequency diversity is high, it could not be detected easily

    其次,由於lfmcw雷達發射其所需的平均是最小的,並具有很的頻分集性,因此不易被偵察設備探測。
  17. With an experimental system built and two different switches designed by ourselves, a serial of high - energy high - coulomb repetitive experiments were performed at voltage up to 100kv, peak current up to 85ka, charge transfer up to about 0. 6c per pulse, repetition rate up to 10hz, and single shot energy up to 5kj

    建立了一個平均開關實驗系統,設計和實驗了兩種實用的三電極重復頻氣體開關。實驗獲得的最大工作參數為:工作電壓100kv ,電流85ka ,電荷傳遞量0 . 6c脈沖,重復頻10hz ,單脈沖能量5kj 。
  18. Agrawal ' s theory model of soa ca n ' t simulate accurately the amplified signal pulse shape in soa when the pulse width is as short as several picosecond. so we simulate accurately the peak power, full width half maximum, rising time and falling time of amplified pulse after considering the gain compression, gain asymmetry, gain shift, gain variable with situation and time. with ultrahigh velocity dense wavelength division multiplexing ( dwdm ) and optical time division multiplexing ( otdm ) developing, we demand more and more short signal pulse and more signal channels

    但當信號脈沖的寬度只有幾個皮秒時, soa傳統的agrawal理論模型已經不能完全準確地模擬soa對信號脈沖的放大情況,在此基礎上,我們在全面考慮soa的增益壓縮、增益非對稱和漂移、增益隨位置和時間變化的載流子壽命等物理機制的情況下,對皮秒超短斯信號光脈沖經soa放大后的脈沖的、脈沖半全寬度、脈沖的上升時間和下降時間等重要物理參量進行了準確模擬和詳細研究。
  19. Diode - pumped q - switch solid - state lasers have many advantage such as high efficiency, compactness, high stability, and long lifetime. high peak power, high repetition rate short - pulse can be obtained by high power diode pumped, which is used comprehensively in the field such as measuring, remote sensing, photoelectric resisting, medical et

    激光二極體( laserdiode ,簡稱ld )泵浦的調q固態激光器具有結構緊湊、穩定性好、壽命長等優點,用大ld作為泵浦源,可以獲得重復頻、大的窄脈沖激光,這在激光測量、光電對抗、激光遙感、激光醫療等領域有著非常廣闊的應用前景。
  20. In this paper, after adopting the plane wave approximation, taking into account the fact that the output from a fabry - perot is formed on the basis of the interference of the multi - reflected beams of the input pulse that enters the filter, an analytical expression of the output pulse intensity has been derived

    本文推導出了斯型光脈沖經過濾波器后輸出脈沖的時域表達式。在此基礎上,對出射脈沖的、脈沖寬度以及濾波器對入射脈沖的時延等進行了深入的研究。
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