輸出耦合系數 的英文怎麼說
中文拼音 [shūchūǒugěxìshǔ]
輸出耦合系數
英文
output coupling factor- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 耦 : Ⅰ動詞[書面語] (兩人並耕) plough side by sideⅡ名詞1 (古農具名) plough2 [書面語] (兩人一組) a...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
- 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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The circuit is used in high resolution resistance measuring. the coupled chaotic circuit array composed of this circuit is researched by computer simulation and circuit experiment. results show that, it is feasible to improve the stability of orders of chaotic systems and reduce noise in measuring by coupling
最後,對以這種單電源驅動的混沌電路為基本單元所構成的耦合混沌陣列在提高系統輸出的穩定性和抑制噪聲作用方面,進行了計算機模擬研究和實際的電路實驗研究,結果顯示通過耦合的方式,可以將信號檢測的精度提高近一個數量級。However, due to the elastic deflection and vibration of the links, the flexible manipulator becomes an infinite dimension mimo system with distributed parameters, and is highly nonlinear and strong coupling. therefore, the model and the control of flexible manipulator are of great significance both in theory and in application
然而也正是由於連桿存在彈性變形和振動,使得柔性機械手成為一個高度非線性的、分佈參數的、強耦合的無窮維多輸入多輸出系統, ,因此其建模和控制也具有重要的理論意義和應用前景。Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser
總結了自己在光纖耦合輸出激光二極體模塊方面所做的一些工作,建立了半導體激光器列陣遠場光束分佈模型,並結合具體參數分析了不同結構的激光器列陣的光束遠場分佈特性,可以知道我們設計和優化激光器列陣的結構。設計並製作了光纖耦合模塊的溫度控制系統,並製作成溫控光纖輸出激光器半導體系統投入使用。A novel parallel - serial type cttfc ( combined two - transistor forward converter ) with coupled inductor is present in this paper, and the performance of three parallel - serial type cttfcs is studied and compared. the performance of cttfc with coupled inductor is similar to the other two cttfcs while coupling coefficient is less than one and the converter working ccm ( continuous current mode ), and input - to - output voltage gain increase one times while coupling coefficient is one
本文提出了一種耦合電感並?串型雙管正激組合變換器,並對三種並?串型組合變換器的特性作了比較:耦合系數小於1且耦合線圈電流連續時,三種並?串型組合變換器特性相類似:耦合系數為1時,組合變換器輸入輸出電壓增益增大一倍。Three parallel - parallel type cttfcs is studied and compared in this paper. the performance of the cttfc with coupled inductor is similar to that with sharing freewheeling diode while coupling coefficient is one, and similar to that with sharing output capcitor while coupling coefficient is less than one and the converter working ccm
揭示了耦合電感並?並型雙管正激組合變換器與其餘兩種並?並型組合變換器的關系:耦合系數為1時,具有與共用續流管組合變換器相類似的特性;耦合系數小於1且耦合線圈電流連續時,具有與共用輸出濾波容組合變換器相一致的特性。The model from the input to the output of the piezoelectric traveling wave ultrasonic motor is established by synthetically using lagrange - maxwell equation, hertz elastic contact theory and coulomb friction theory, along with considering electromechanical coupling, influence of the interface force between the stator and rotor of the motor on the amplitude of the traveling wave inside the stator and dynamic contact friction friction force
利用拉格朗日?麥克斯韋方程以及赫茲彈性接觸理論,庫侖摩擦理論,考慮機電耦合效應,定、轉子間界面力對彎曲行波的影響及其動態接觸摩擦力,建立了壓電行波超聲波馬達從輸入到輸出的機電耦聯系統的數學模型。On the base of model, considering the disturbance from the other 5 legs and variating load, we design an h - inf controller integrated with ip controller, which makes the system with the advantage of both h - inf control and ip control, and restrains the bad effect from variating disturbance. the simulation shows that this stradgy enhances the system robustness. in another solution, the coupling and load disturbances are regarded as the parameter variations of motor model, and the variation is observed, thus, the coupled dynamics of vamt is decoupled to 6 single motor systems
在建立了模型的基礎上,本文針對單滑塊控制系統要受到其它滑塊及負載擾動的影響,採用h _控制方法設計的h _控制器與傳統ip位置控制器結合,使得系統具有ip位置控制器和h _控制的雙重優勢,有效地抑制了變化擾動對位置輸出的影響,模擬結果表明該方法大大提高了系統的魯棒性;本文提出的另一種方案是將桿間的耦合作用和負載擾動看作電機參數變化,利用觀測器進行觀測,從而將耦合的機床動力學系統解耦成為6個獨立的電機動力學系統。Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently
本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上,建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上,建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時,引入了考慮吸附、表面反應和脫附的表面化學反應速率公式,當催化轉化處于質量輸運控制區時,引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式,並與化學反應速率相耦合,得出由擴散過程決定的化學反應速率公式。The change of transformer ’ s output voltage with coupling coefficient is analyzed. the calculated formulas for parameters of air - core and part - magnetic - core pulse transformer are deduced based on electromagnetic theory. comparing with past formulas for calculated the parameters of the transformer, this formulas is more accurate to reckon the parameters of transformer
首先從理論上分析了提高耦合系數對變壓器輸出電壓的影響,推導了高功率帶繞式空芯和部分磁芯脈沖變壓器的電感及耦合系數的計算公式,並與已有的方法進行比較,經實驗驗證,本文推導的方法能夠較準確地計算帶繞式空芯脈沖變壓器的參數。This paper expatiated that the mathematics models of ac motor is higher order, non - linear and closed coupling, multivariable input - output system. and introduces the principle and the algorithm of sine pulse width modulation ( spwm ), opened - loop space voltage pulse width modulation control ( svpwm ) and field oriented control ( foc ). finally, realized the control strategies of variable - frequency speed regulating using assembly and c language
文中闡述了交流異步電機的數學模型是高階、非線性、強耦合的多變量輸入輸出系統,介紹了交流電機的正弦脈寬調制、開環電壓空間矢量的u / f控制和磁場定向控制的原理及控制演算法,並利用dsp構成控制系統,通過匯編語言和16位定點c語言混合編程的方法實現了上述的變頻調速控制策略。On the basis of the deep study of the current studying situation of multi - wavelength fiber lasers and its tendency of development, we make clear the significance of the study of multi - wavelength fiber lasers and propose a novel multi - wavelength erbium - doped fiber ring laser at room temperature. in this thesis, firstly, with the rate equation theory, we use analytical methods to deduce the relationships of the lasing wavelength and output power vs erbium - doped fiber length, coupler ratio and intracavity losses. the experimental results show a good agreement with the calculated values
本文首先從速率方程理論出發,利用解析的方法推導出摻鉺光纖激光器輸出特性參數與摻鉺光纖和耦合器參數之間的定量關系, (如,激光輸出功率、波長與摻鉺光纖的長度、摻雜濃度、耦合器耦合比及腔的損耗等參數之間的關系) ;並從實驗上加以分析討論,實驗結論與理論值相吻合;利用改變耦合器的耦合比獲得了幾個nm的波長調諧。According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip
壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式;光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電,確保了主迴路與測試迴路的完全隔離;單片機測控部分採用了89c51單片機,擴充了外圍電路,通過串口向pc機傳送數據; pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口,可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發,信號由單片機發出,控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理,軟體部分又可分為單片機和pc機程序設計兩大部分。In this thesis, the decoupling unit of vav system is designed in the way of feedforward conpensation. then the transfer function matrix of the feedforward conpensation decoupling unit of the 5 inputs & 5 outputs vav system is worked out. the decoupling conpensation unit can change the transfer function matrix of the open loop and closed loop control system into diagonal matrix, so that the coupling among the five control loops is eliminated, and vav system is decoupled
本文採用前饋補償法設計了變風量空調系統的解耦補償器,並得出了五輸入、五輸出變風量空調系統前饋補償解耦器的傳遞函數矩陣,該解耦補償器可以使本文所研究的變風量空調控制系統的開環傳遞函數矩陣和閉環傳遞函數矩陣都變換為對角矩陣,從而解除五個控制迴路之間的耦合,使變風量空調系統實現解耦。In this paper, to resolve the coupling phenomena between temperature and humidity in wood drying system, a bp neural network based pid controller is proposed and applied to wood drying system. the architecture and learning algorithm of the proposed controller is more simpler and the physical meanings of the input layer ' s neurons and output layer ' s neurons are explicit. based on predefined control rules and self - learning, the bp network changs the scaling integral and differential parameters, therefore is able to control the variants using classical pid control algorithms and at the same time, decoupling control is implemented as well during the control procedure
本文針對木材幹燥過程中溫、濕度耦合的現象,提出一種將新的基於bp神經網路的pid控制器應用於木材幹燥控制系統的方案,其結構和學習演算法相對簡單,輸入層和輸出層神經元物理意義明確;它根據設定的某一控制規律,通過網路的自學習,調整pid控制器的比例、積分和微分參數,從而利用經典的pid控制演算法得到相應各變量的控制量參與控制,並在該過程中實現解耦控制,而不用給定樣本信號進行在線的學習。First. adjust the fiber to get the interferogram, use the four - step phase shifting method control the change of phase, achieve phase shifting. in data processing, take the pzt ' linear influence into account, calibrae the pzt. unwrapping the phase, gain the continuity, get the actual phase. analyzing the data with zernike orthogonal methord, fit polynomials that are not orthogonal over the data points, through visual c + + program, obtain polynomial parameters. calculate the shape of the surface, compare the result with zygo, then achieve the better experimental result
首先,經光纖耦合輸出調整得到干涉圖,採用四步相移方法,控制干涉圖位相變化,實現相移;數據處理過程中,考慮壓電陶瓷的非線性影響,進行標定;對位相進行模式展開連續性處理,得到實際位相;用zernike多項式正交化方法分析,在離散點上處理數據,經visualc + +程序設計,得到多項式系數,計算出面形分佈,同zygo所得結果進行比較。For the coupling between the laser diode and the tapered single - mode fiber, the overlap integral is used to compute the coupling efficiency on the basis that the laser diode outputting mode field and the fiber eigenmode field is approximated to basic - mode gauss field. and based on the same approximation, the coupling efficiency between the semi - tapered fiber and the laser diode is calculated by using the ray - traced method. the parameters are analyzed for the effect on the coupling efficiency and give the theory foundation to optimize the design of the tapered fiber coupling system
首先通過對半導體激光器輸出模式場和光纖本徵模式場的高斯基模近似,利用交疊積分計算了錐形單模光纖與激光器的耦合效率問題;其次依據以上近似,利用光線跡蹤法計算了半錐形多模光纖與激光器的耦合效率問題,給出各個參數對耦合效率的影響和作用,為優化設計錐形光纖耦合系統提供了理論依據。Considering the high order nonelinearly and mutiple - input - mutiple - output coupling effect of the system, different driving condition and complex external disturbance, hybrid fuzzy - pid control with parameters selfturning is adopted in engine speed control system, the simulation which is integrated with vehicle model in the matlab environment shows that the performance and fuel economy of the car with pscvt is better than those of car with the standard manually shifted transmission
考慮到車輛系統的高階非線性和輸入輸出的耦合效應及汽車運行的復雜工況和外界環境干擾等因素的影響,提出了混合模糊? pid控制演算法用於變速系統速比的控制,並結合整車的數學模型在matlab下進行了計算機的動態模擬。By examining the micro mechanism of photorefractive effect, we can find that an external dc electric - field can greatly alter ( improve or worsen ) the photorefractive properties of sbnrcr. so it is important to study electric - field effects in these materials. in this thesis, the characters of beam coupling and transmission in sbn : cr crystals under external dc electric - fields are investigated theoretically and experimentally
本文依據光折變非線性光學的光波耦合理論和傳輸理論,對sbn cr晶體在外加直流電場作用下的光波耦合特性和傳輸特性進行了理論分析和實驗研究,主要內容包括: ( 1 )從理論上分析了外加直流電場對光折變二波耦合增益的影響,給出了sbn 60晶體的強度增益系數隨外加電場變化的理論計算曲線。In the end, the part - magnetic - core pulse transformer is constructed with primary inductance 3. 14 h, second inductance 298. 89 h and coupling coefficient 0. 873. compared with the air - core spiral strip pulse transformer of the same dimension, the coupling coefficient is increased by 13. 4 percent. this transformer is used to charge for water capacitor
最終研製的部分磁芯帶繞式脈沖變壓器的初級電感為3 . 14 h ,次級電感為298 . 9 h ,次級輸出電壓在635kv以上,耦合系數為0 . 87 ,比相同結構尺寸的帶繞式空芯脈沖變壓器的耦合系數提高了13 . 4 % ,變比提高了20 % ,能量傳輸效率提高44 % 。Furthermore, performance degradation due to device failures and the contribution of phase and amplitude uniformity to power - combining efficient were also simulated and measured. on the base of the researches above, a power combiner with an output power of 10watt, combining efficiency of 80 % was finally designed and realized
分析了各關鍵參數對耦合系數的影響,以及幅相一致性對合成效率的影響,測試了功率合成器不同位置晶元失效對整體輸出功率的影響,經比較,與理論分析結果吻合良好。分享友人