饋電圖 的英文怎麼說

中文拼音 [kuìdiàn]
饋電圖 英文
feed patten
  • : 動詞(饋贈) make a present of
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  1. A new model of distribution system is presented, whereby, the feeder switches are regarded as the vertcxes of a graph and the feeder lines are regarded as the arcs. the method to model distribution networks by adjacent table is put forward. therefore, storage size is reduced and calculation is speeded up

    建立了配網的簡化模型,即將線開關當作的頂點、將線當作弧,採用等長鄰接表的數據結構來描述配網,大大減少了佔用空間和提高了查詢速度,並建立了基於等長鄰接表的配網路拓撲演算法。
  2. The ground screen is utilized to obtain enhanced mirror affect, yet due to the disequilibrium of the electricity feeding, the coupling loses balance, which results in a shift of zero point of the vertical pattern

    地網的作用是使地面能夠起到更好的鏡像作用,但是由於線性陣列相對于地網結構而言不均衡,導致了耦合的不均衡,結果是使得線性陣列的垂直面方向零點產生了偏移。
  3. It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    在心臟機械的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心記錄、單相動作位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械現象並探討其機制
  4. Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    文摘:在心臟機械的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心記錄、單相動作位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械現象並探討其機制
  5. The combination of fdtd method with physical optics is also used to analyze paraboloidal reflector antenna in millimeter band. using fdtd method, we obtains precise near fields of the feed because the computing areas include all the feed structure. the current on the paraboloidal reflector can be calculated by using physical optics, and then the far field of reflector can be calculated

    在毫米波拋物面天線的分析計算中,把fdtd與物理光學法結合起來, fdtd用於具有精細結構的源及波導一體計算,得到源的幅度和相位方向,以此為依據調整源結構,使源的幅度和相位方向為最佳狀態。
  6. For multi - infeed hvdc systems, when the minimum eigenvalue of the system becomes zero, the voltage stability graph can be plotted effective short circuit ratio as function of coupling impedance

    對于多入hvdc系統,在最小特徵值為零的情況下,可以根據這種關系作出有效短路比?連接阻抗,即壓穩定
  7. In the synchronous " model, based on the idea of polygonal flux linkage locus, by means of constructing the switch state period table of three phrase voltage inverter is required. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by gal ( generic array logic ) which analyzes the signal of position feed - back

    在同步方式下,基於多邊形磁鏈軌跡法的思想,用作法求得三相壓型逆變器的pwm波形序列;在無刷直流方式下,用gal對位置反信號進行邏輯綜合,得到開關管的導通規律。
  8. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代流傳輸器ccii入手,重點研究了以下幾種改進型的第二代流傳輸器:改進的差動差分流傳輸器mddccii 、全平衡第二代流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、流差分緩沖放大器cdba的路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間流模式低通、帶通濾波器;流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及流模式雙二階通用濾波器;設計了基於多輸出端ftfn的流模式二階通用濾波器路;通過數字化開關選擇的基於fbftfn的流模式通用濾波器;設計了基於最少個數流緩沖放大器(兩個cdba )的多功能通用流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號流法)和反設計(跳耦法) 。
  9. In this dissertation, the performance of linearly tapered fin - fed slot antenna ( lwsa ) is discussed in theory, simulation and experiment. the radiation pattern characteristic influenced by changes of antenna ’ s dielectric material, tapered shape and dimension is studied detailedly. though the tapered slot antenna design is very important, a good waveguide - to - finline taper transitions is also needed because they could not thought over separately

    本文主要採用理論分析、數值模擬和實驗等手段對線性漸變槽天線的特性進行了研究,分析了介質材料、天線漸變段以及天線尺寸對天線方向的影響,分別設計了天線罩、線性漸變槽天線以及天線的結構。
  10. We propose a combined slf method to extrapolate feeder load growth by using feeder ' s history peak value and the merits of gray theory and genetic programming ( gp ). at first, we adopt load transfer coupling method to correct load history and its error for load transfer. secondly, we get the real power - supply area by using layer overlap analysis, based on practical feeder path and distribution gis map layer

    將gis的空間信息分析功能應用於配網空間負荷預測的研究:綜合利用灰色理論及遺傳規劃( geneticprogramming , gp )的優點,提出了一種根據線的歷史峰值負荷進行外推的組合slf法:首先採用負荷耦合回歸法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際線路徑和配網gis形分層,運用層疊加分析得到線的實際供范圍;接著採用灰色關聯度聚類方法對線負荷增長曲線進行聚類分析;最後採用gp來對灰色聚類結果進行符號回歸,分別得到每一類曲線的最佳擬合曲線形式。
  11. The stability of feedback of amplifier circuit is often analyzed with bode in " simulation electron and technology " in the advanced institutes

    摘要目前高等院校在模擬子技術課程中對于負反放大路穩定性進行分析時,一般採用波特的分析方法。
  12. Here this article describes and analyses the general charts of several multi - loop negative feedback amplifying circuits and the general formula of the " closed - loop " amplifying ( transfer function )

    給出幾種多環負反放大路的一般方框和「閉環」增益(傳輸函數)一般表達式,並淺析。
  13. The main performances of the afm were in the advanced level around the world. the probe unit of the horizontal afm includes a photo - electronic detection unit with a particular optical - beam - deflection path, a regulating block of the setpoint of imaging force, the xy scanner and z feedback controller, the coarse adjusting and fine adjusting mechanism for the sample approaching to the probe tip. the powerful circuits of preamplifier, as well as the circuits of xy scanner and z feedback controller were developed

    成功研製了臥式afm探頭,包括特有的微懸臂偏轉量的臥式光檢測系統、 afm成像工作點(即原子力的預設置點)的調節機構、 jy }藝掃描與反控制器、樣品的粗調與微調機構;自行研製了高性能的psd前置放大路、 xy掃描控制路和z向pid反控制路系統;設計了a / d & d / a控制介面,獨立開發了性能完善的afm掃描與控制軟體系統及功能強大的像處理軟體系統。
  14. And the converter will work on the strategy of vector control with the definitive direction of the stators magnetic field. also, the thesis develops the algorithm to corroborate the magnetic field ' s direction by the state ' s current and voltage. to validate the theory analysis of bdfg

    根據理論分析和模擬的結果,本文提出級聯式無刷雙機的控制策略是基於定子磁鏈定向的矢量控制方法,並推導了用定子側流量來確定定子磁鏈方向的演算法,繪制了相應的閉環控制框
  15. A unique system which uses a mobile phone to transmit a person s vital signs, including the complex ecg heart signal, to a hospital or clinic anywhere in the world has been developed at loughborough university

    拉夫堡大學( loughborough university )的研究人員開發了一項獨特的技術。運用這種技術,人們可以將身體的重要信號,甚至是心通過手機信號反到世界上任意一家醫院或診所。
  16. The distribution gis data management methods and its application in distribution running are systematically researched, which compose distribution gis network topology analysis ( nta ) and optimal rush - maintain path ( orp ), and distribution planning, which composes distribution spatial load forecasting ( slf ) : ( 1 ) with systematic analysis on the relationship between spatial data model and spatial data structure, the distribution feature and the two common gis data models are analyzed, which are vector and raster data models. then the conceptual and logic data models of distribution gis are designed. the spatial data storage structure is given by using vector method, and their detailed data management methods are proposed

    ( 4 )將gis的空間信息分析功能應用於配網空間負荷預測( saptialloadforecasting , slf )的研究:綜合利用灰色理論及遺傳規劃的優點,提出了一種根據線的歷史峰值負荷進行外推的組合slf法:首先採用負荷轉移耦合法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際線路徑和配網gis形分層,運用層疊加分析得到線的實際供范圍;接著採用灰色關聯度聚類方法對線負荷增長曲線進行聚類分析;最後採用遺傳規劃來對灰色聚類結果進行符號回歸,分別得到每一類曲線的最佳擬合曲線形式。
  17. After analyzing the mathematical model of wind turbine and doubly - fed induction generator, a schematic is given about the power flow in the wind turbine and generator and a static equivalent circuit is shown as well. then, through the reference frame transform, the electromagnetic equation, dynamic equivalent circuit, and vectorgraph of doubly - fed generator can be gotten in the dq reference frame. in virtue of the general dynamic equivalent circuit, it produces a asymmetry equivalent

    本文在對風力機和雙機進行了數學分析后,給出了功率在風力機和雙機中的流動過程解,同時給出了雙機的穩態等效路;然後,經過坐標變換,進一步得出了同步坐標系下雙機的基本磁方程、功率方程、動態等效路和綜合矢量,並藉助通用動態等效路的形式,得出了便於定子磁鏈分析的不對稱等效路。
  18. The principle and realization of auto - coupling system for single - mode pof and silica fiber is introduced in this paper. in this system, from analyzing the feedback data of optical power and picture, two fibers can be accurately coupled

    在耦合系統中,上位機控制部分利用光功率計和採集像的反數據,根據一定演算法對該數據進行分析,從而驅動步進機,使兩光纖達到精確耦合。
  19. Using square error function and the barycenter algorithm of light intensity as the merit function of focusing and alignment respectively, the system analyzed the images captured by charge coupled device ( ccd ) in the projection screen to produce feedback signals

    該系統運用數字像處理技術,以方差函數和光強重心演算法分別作為清晰度調節和三色和色調節的評價函數,分析荷藕合器件( ccd )採集的局部像,產生反信號。
  20. This paper introduces the main qualifications, overall design, hardware circuit diagram and software design of a new protector that can be used in the feeder switch in the shafts of the coal mines

    介紹了煤礦井下用於開關的一種新型保護器的主要技術指標、總體設計、硬體路框和軟體設計。
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