generator characteristic 中文意思是什麼

generator characteristic 解釋
電源外特性
  • generator : n 1 產生者，生殖者，創始者。2 發電機，發生器。3 【音樂】基礎低音。4 ＝ generatrix a D C generator...
  • characteristic : adj 有特性的；表示…特性的，…特有的。 Japan s characteristic art 日本特有的藝術。n 特性，特徵，性...
  1. Diesel generator voltage characteristic test

    柴油發電機電壓特性試驗。
  2. Magnetoelectricity gear method is a general torsional oscillation measurement method. it has disadvantages on less measure point and improved - needed dynamic characteristic. in the paper a new method of measuring torsional oscillation of the turbine - generator shaft was proposed on the basis of high speed ccd ( charge coupled device ) photography

    現行的扭振測量方法以磁電式齒輪測量法為主，這種方法存在測點少，動態特性有待提高的缺點，就此本文提出了一種基於高速ccd （ chargecoupleddevice ）攝像技術的汽輪發電機組軸系扭振測量的新方法。
  3. The work principle of dual stator - winding induction generator system, and the researches on practical application of dual stator - winding generator system are analyzed in detail. aimed at the work condition of wide rotor speed and optimization of static reactive power generator ’ s volume, the performance of dynamic state and static state and optimal control of high - voltage dc generator system based on dual stator - winding induction generator, are studied in this paper. these researches not only achieve the work characteristic of dual stator - winding induction generator system, but also set up the foundation of optimal design of dual stator - winding induction generator and engineering realization of dual stator - winding induction generator system used in wind generating

    本文闡述了定子雙繞組發電機的基本工作原理，基於matlab軟體建立了定子雙繞組感應電機發電系統的模型，並在此基礎上詳細分析了定子雙繞組感應電機發電系統的工作機理、影響兩套定子繞組容量比的因素等，從而摸清了該系統的特性，尤其是定子雙繞組感應電機高壓直流發電系統在變轉速、變負載下工作的特性，從而為該系統的工程實現奠定了重要的理論基礎。
  4. Simulation and analysis on dynamics characteristic for nuclear steam generator water level process

    核動力蒸汽發生器水位動力學特性模擬與分析
  5. In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually

    為解決這一問題，本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法，即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分，將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分，對前一部分採用特徵線法求解，對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解，這兩部分的求解過程交替進行，最終即可得到水電系統大擾動過程的模擬結果。
  6. A mathematic model of reactor, steam generator, pressurizer is developed based on characteristic of pwr coolant system. for reactor, the point reactor kinetics equation with six - group delayed neutrons is used and influence of coolant ' s and fuel ' s temperature is considered, conduction model of one dimension and single - channel model is used in thermal and hydraulic calculation, third - order hermite polynomial is used to solve the point reactor kinetics equation

    對于反應堆，在物理計算中採用了帶有六組緩發中子的點堆方程，同時考慮了多普勒效應及冷卻劑溫度效應對反應性的影響；在熱工水力計算中採用了一維的熱傳導模型與單通道模型；在求解點堆方程中採用了hermite插值的方法，克服了點堆方程的剛性問題。
  7. The configuration and characteristic of the direct combination wind generator are introduced in chapter 4

    第四章首先介紹直接並網風能轉換系統的結構與特點。
  8. The benchmark rev equipment is designed and used for tacho generator ' s testing, the characteristic of which is high velocity precision, wide speed range and stepless speed adjustment

    本轉速源是測速發電機的校準測試基準，要求具有精度高，范圍寬，無級平滑調速的特點。
  9. The paper researches and designs a driving benchmark rev equipment used for tacho generator ' s testing, the characteristic of which is high velocity precision, wide speed range and stepless speed adjustment

    本文研究設計的是為測速發電機的校準測試提供驅動的基準轉速源，具有速度精度高，調速范圍寬，平滑無級調速的特點。
  10. The operational characteristic of beam pumping unit is introduced, beam pumping unit is running, the cause changing three - phase asynchronous motor as a generator is also analyzed in detail

    介紹了游梁式抽油機的工作特性，詳細分析了抽油機運行時三相異步電機產生「倒發電」現象的原因。
  11. Urbular turbine generator set is suitable for heads from 2m to 15m and large discnarge. its feature is that water flow is axial throughout the passage from the inlet to the outlet, so that the passage is straight conduit essentially. the tubular turbine generator set is characterized by good characteristic of water flow and high efficiency. etc

    混流式水輪發電機組廣泛適用於高中低各種水頭，一般從10米至300米，其特點是水流流經轉輪葉片時先沿著幅向進入，然後逐漸變成軸向離開，因而混流式水輪發電機組具有運行可靠，結構簡單，平均效率較高等特點。
  12. To achieve the mitigation of multiple harmonics with a single lc series branch, a novel auto - tuning filter based on the nonlinear frequency characteristic of inductance of an active reactor is presented, where the active reactor consists of a pair of coupled windings and a generator of harmonic magnetic flux compensation current

    摘要提出了一種基於有源電抗器的新型自動調諧濾波器，利用電感的非線性頻率特性，實現了單條lc串聯支路抑制多次諧波的目標。
  13. Measurement and evaluation of the dynamic characteristic on stator end windings of the large turbo - generator

    大型汽輪發電機定子繞組端部動態特性的測量及評定
  14. In this dissertation we study the important characteristic of monte carlo method - - - generation and testing of pseudo - random number 。 we programmed a program of uniform random - number generator and uniform random - vector generator, and simply test the performance of random - number generator

    研究了蒙特卡羅方法的重要特徵隨機數的產生和檢驗，編寫了一個均勻隨機數和隨機向量發生器程序，並對隨機數發生器進行了簡單檢驗。
  15. First, this paper outlines the structure, the basic operation principle, static characteristic and mathematic model of the novel double salient electro - magnetic motor. with the help of matlab, the paper set up the dynamic simulative model of the high voltage dc generating system based on the generator. some examples are simulated on this model

    本文首先簡要介紹了新型電勵磁雙凸極電機的結構、基本工作原理、靜態特性、數學模型，利用matlab建立了電勵磁雙凸極高壓直流發電系統的動態模擬模型，給出了模擬實例。
  16. Combining the methods of in - phase variable - frequency adjusting speed with brushless dc control, this system makes full use of characteristic of high static precision and dynamic fast response. in the synchronous model, based on the idea of symmetrical svpwm pattern generator using cpld device implementation

    本文首先探討了同步電動機調速系統的控制理論，針對本轉速源的設計要求，作者提出了他控式變頻調速與自控式無刷直流調速相結合的調速方案。
  17. Firstly, contemporary research actuality for start / generator is introduced briefly. then, basic working principles and starting manners of engine in the induction motor start / generator system are done in detail. after that, the starting resisting torque characteristic of diesel engine is analyzed and several starting schemes for starting diesel engine are investigated

    在簡要介紹了起動發電系統的研究現狀后，詳細介紹了異步電機起動發電系統的發動機基本工作原理和起動方式，並對發動機的一種類型? ?柴油機的起動阻力矩特性進行了分析，並研究了幾種柴油機起動方案。
  18. Firstly, it presents the principle of vscf wind power, and compares the const - speed const - frequency ( cscf ) and vscf. also it builds the mathematic model of all section of vscf double - fed wind power generation system on two - phase synchronous rotation coordinate. secondly, the thesis gives the characteristic of torque and the steady - state analysis of vscf double - fed generator

    文中介紹了變速恆頻風力發電的原理，比較了恆速恆頻和變速恆頻的區別，給出了雙饋型變速恆頻風力發電機在二相同步旋轉坐標系下的數學模型以及風力發電系統其它各部分的數學模型。
  19. Then, the main circuit used igbt module and its driver circuit, protect circuit and its control circuit are designed in accordance with the characteristic of control system of doubly - fed vscf wind power generator

    接著針對變速恆頻雙饋風能發電控制系統的特點，設計了基於igbt模塊的主電路及其驅動、保護和控制電路。
  20. First, variable speed constant frequency wind energy convertion theory is described in this paper, then presents a review on the development of wind turbines control and the main types of generator and static converters used to interface variable speed wind turbines to the electric grid. then discuss main circuit constructure and advantage of direct drive wind energy conversion system and introduce pitch - control method for wind power traction and electric power stability. simply aerodynamic characteristic of the turbine is analysised and permanent magnet synchnonous generator math model is established. to convert the variable frequency electricity into utility grid, back to back four - quadrant pwm - vsi is used and three typies of control strategy is presented to capture the maximum wind energy and transmit energy. then simulation is implemented to test the control strategy. in the following chapter a simple ac - dc - ac converter with a dc - dc boosting chopper is proposed to transmit the wind energy into electricity energy and two control strategy is presented

    建立了永磁電機和變流器的數學模型，針對雙pwm變頻器的特點提出了三種控制策略對變流器進行控制，通過變流器交-直-交的變換，將發電機發出的變頻變幅值交流電轉化為可用的恆定頻率的交流電，通過pwm調治能使其輸出功率因數為一，並且該控制系統功率因數為可調，能在特殊情況下同電網交換一定的無功功率，並通過對變流器的控制實現了最大風能俘獲的功能。最後採用matlab / simulink進行了模擬，取得了良好的模擬效果。在風力發電系統中，採用先進的最大功率俘獲演算法，能有效的從風中獲得最大的能量。
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