移相角 的英文怎麼說

中文拼音 [xiāngjiǎo]
移相角 英文
phase shifting angle
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. The cuhk and the hospital authority ( ha ) have organized a special service for those who have a medical indication for refractive surgery ( lasik ) - severe myopia ( 8 diopters or more ) ; anisometropia, or a difference in refractive error more than 3 diopters between the two eyes ; and those who have had past corneal surgery such as cornea transplant

    香港中文大學及醫管局合作提供有限度矯視手術服務( lasik )予有特別需要的病人深近視( 800度或以上) 、鴛鴦眼(雙眼屈光度數差300度或以上)或曾接受膜手術例如植手術。
  3. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的度變化引起的反射率曲線整體平的「同物異譜」現象,對于譜形似而整體反射率的值差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  4. As for the devitalized grafts, although the clinical results were various, some researchers regarded them as a biologic bandage at best, namely, the devitalized grafts lacked the capability of dominating the specificity of the overlying epithelium

    至於去活性的植體,文獻記載中,臨床結果雖然不盡同,好些研究者認為它們充其量只不過是生物性繃帶,並沒有能力決定自身在愈合后的組織種類(例如化或非化) 。
  5. The model aims at minimizing the sum of braces stiffness at given story drift angle limitation

    它的特點是在同的層間位限值下,所求得的框架各層耗能支撐剛度之和最小。
  6. Different kind space cameras use different image motion compensation methods and drift angle controls respectively. applications of drift angle control in mechanical image motion compensation and electronic image motion compensation are introduced and analyzed in this paper

    不同類型的空間機有不同的像補償方法,也就有不同的偏流控制方法,本文對機械像補償法、電子學補償方法等像補償方法中的偏流控制及作用進行分析。
  7. The angle of your movement relative to the ball ' s flight line helps you reach the ball on time, step 2, structure the body for a strong hit, step 3, and helps you develop power in a simple manner and not in one you ' re used to that is counterproductive to success, step 4

    對球的飛行路線的度可以幫助你及時碰到球,第2步,使身體形成更強力的擊球,第3步,幫助你以簡單的方式獲得力量,而不是你習慣的低效的方式,第4步
  8. 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 %

    從功率單向流動度出發,提出了一種lcc諧振型恆頻高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,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 )的軟開關特性,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。
  9. The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really

    由於雙管齊下,電機電網側的功率因數得到了大大提高。與傳統的可控硅控制方式不同,本系統採用全控型電力電子器件igbt等快速模塊及高頻pwm控制方式,對抽油機電機的交流供電電壓進行自動控制,不存在可控硅所帶來的功率因數變差的問題,真正提高了抽油機電網側的功率因數。
  10. As releases of economic data cause international market sentiment to shift its focus from one aspect to another, there is a tendency for the forces pulling in a particular direction to dominate temporarily and move markets substantially, before the spike is compensated or reversed by other strong forces

    我認為金融市場波動加劇的原因其實很簡單,就是金融市場受到來自不同方向的強大力量牽扯。國際市場焦點受各種經濟數據影響而轉,不同的力量互力,在不同時間內短暫主宰市場方向,促使市況大幅上落。
  11. However, the instantaneous bandwidth of signals is restricted for general phased array because of its transition time and aperture effect

    但是,基於器的普通控陣天線在進行寬帶寬掃描時,由於渡越時間和孔徑效應的影響,使信號的瞬時帶寬受限。
  12. A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer

    論文提出一種新型全橋軟開關周波變流型三高頻鏈逆變器,電路的主要優點是:前級全橋的移相角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂零電壓開通,滯后橋臂零電流關斷,並使周波變流器所有開關在零電壓期間重疊換,使整機開關最大程度地實現了軟開關,並可靠解決了高頻變壓器漏感儲能引起的電壓尖峰問題。
  13. Application of virtual grating phase - shifting moir 233 ; fringe method to angle departure evaluation of optical components

    用虛光柵莫爾條紋法測量光學元件的度偏差
  14. As ttd ( true time delay ) is utilized in optically controlled phased array at sub - array level to replace the phase shifter in general phased array radar system, and make time delay compensation at sub - array level, which can reduce aperture effect considerably and make the broadband and wide - angle scanning of phased array antennas come true

    由於光控控陣雷達在子陣級上引入實時延時線ttd ( truetimedelay )取代常規控陣雷達中的器進行子陣級的延時補償,大大減輕了孔徑效應,使控陣雷達實現了寬帶寬掃描。
  15. It really provides convenience to evaluate and optimize the design result. 3 ) vibration analysis has been fulfilled by calling some math libraries and graphic libraries in matlab to plot graphics such as velocity - time, displacement - velocity, step response, impulse response, gain - frequency and phase - frequency. we can know the capabilities of the spring system from the graphics

    3 、在matlab環境下調用應的數學函數庫和圖形庫對設計的彈簧進行分析,繪制彈簧加載后系統的速度-時間響應曲線、速度-位響應曲線、階躍響應曲線、脈沖響應曲線、增益-頻率響應曲線和-頻率響應曲線,根據曲線來分析系統的各項性能。
  16. When the analyzer was located in four angles, a photoelectric detector was used to gather the energy of laser, so we can calculate the retardation of wave plate with the phase shifting

    測量裝置採用了步進電機帶動檢偏器旋轉,運用光柵編碼器測裝置測量檢偏器的轉動度,使用光電探測器採集檢偏器在四個方位度的光強值,根據演算法得出波片的位延遲
  17. The calculation and measurement methods for voltage, turns and phase - shifting angle of winding with extended delta connection in 24 pulse traction rectifier transformer are introduced

    摘要介紹了24脈波牽引整流變壓器延邊三形聯結的網側繞組的電壓,匝數及移相角的計算和測量方法。
  18. Its principle is analyzed in this paper, and the relation of phase shifted angle, the amplitude of each harmonic content and the thd is also analyzed in detail. then the system is simulated in matlab. in the end, this paper analyses and designs the power and the control circuit by taking a 2kva inverter for an example

    本文分析了工作原理,並對移相角與輸出各次諧波的幅值, thd的關系做了詳細的理論分析。同時運用matlab對系統進行了模擬,最後本文以一臺2kva逆變器為例,分析設計了功率電路和控制電路。
  19. Application of phaseshifting interferometer for angle test of ccrs

    式干涉儀在錐體棱鏡度測試中的應用
  20. Based on frequency - spectrum - transformation, this algorithm first changes acceleration spectrum into displacement spectrum, then calculates its amplitude, angular frequency and initial angle related to every displacement spectrum, finally sums up all the displacement components and forms the time course of the measured vibration

    該方法採用頻譜轉換法,首先將加速度譜轉換成位譜,再計算出位譜中每個頻率分量對應的幅值、圓頻率和初,最後對各位分量進行疊加得到振動位的時間歷程。
分享友人