angle generator 中文意思是什麼
angle generator
解釋
角度發生器-
As one kind of key equipment in piping work of large - scale turbo - generator set in power plant, the machine is especially applicable to various welding bevels, flat end and angle of outer & inner diameter of ascending pipe, elbow pipe, bend, flange and etc., which greatly meets demands in pipe processing of construction site and manufacturers
本機床是電站大型汽輪發電機組的管道施工的關鍵設備，對直管、彎管、彎頭、法蘭等管體的各種型式焊接坡口，端平面，內外徑過緩斜度及直口，能滿足施工現場和製造廠家對各種管件的加工要求。 -
The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory
以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量，以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出，用直接反饋線性化方法設計了系統的非線性控制器。 -
This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。 -
A design of four - channel signal generator for rudder angle adjustment
四通道舵偏信號發生器設計 -
The system also makes a groping research on the precision and quickness in the process of generator connection, because it captures the angle of advance with the help of fuzzy algorithm
系統還採用模糊演算法動態捕獲合閘提前量，在並車合閘的精度和快速性方面作了有益的探索。 -
Real - time power angle measurement of a synchronous generator based on gps clock signal and tachometer
時鐘信號的發電機功角實時測量方法 -
The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either
在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。 -
The article analyses the influence to the generator electrode temperature from different inlet angle and inlet total pressure and the compressive angle of fluid in the situational process
本文在對等離子發生器內部純空氣流場的模擬過程中，分析了不同進口氣流角、不同進口總壓以及不同氣流壓縮角對發生器電極壁面溫度的影響。 -
The measurement system consist of computer, 16 - channel high speed data acquisition board, spark plug pressure sensor, crank angle signal generator, charge amplifier and oscillograph. the max acquisition frequency of this system is 1mhz
由通用微機、 16通道無相差高速數據採集卡、火花塞式壓力傳感器、角標信號發生器、電荷放大器、示波器組成的高速數據採集系統，最高總采樣頻率為1mhz 。 -
The electrical damping within the whole subsynchronous frequency range is calculated. the impacts of the unit interaction factor between hvdc and turbine generator, the dc power level, the firing delay angle and the parameter settings of hvdc controller on the have the potential danger of subsynchronous oscillation
在整個次同步頻率范圍內，計算得到了系統電氣阻尼，並詳盡地分析了同步發電機與hvdc的耦合程度、直流輸送功率水平，換流閥觸發角大小以及控制器參數等因素對系統電氣阻尼的影響。 -
The mixing of air and fuel can be improved, d ) adding air distributary valve at exit of air - intake can increase the amount of air bifurcated into the dome region, so the value of combustion efficiency is increased, e ) increasing gas generator nozzle number can improve combustion characteristics in the dome region and produce good condition for combustion progress, f ) when the fuel streams are ejected into the second combustor with a angle, the combustion efficiency is increased, g ) when the speed of fuel streams increased, the intension and temperature of recirculation region is improved
兩個進氣道在補燃室周向成180度布置，有利於增強燃氣同空氣的摻混； 4在進氣道出口增加空氣分流擋板，有利於增加進入頭部的空氣流量，提高燃燒效率； 5增加燃氣噴管數量能增強燃氣同空氣在頭部的燃燒效果，為燃燒的進行創造良好的條件； 6 -
It proves that the capability of wind generator is determined to slip, rotor voltage and angle between rotor voltage and stator voltage, and investigates the control model based on the stator field - oriented vector control
文中還分析了雙饋型風力發電機的轉矩特性和穩態特性，證明了發電機的性能由轉差率、轉子電壓和定轉子電壓間的相位角差決定的。 -
Firstly, the basic theory of switch reluctance generator ( srg ) is discussed in detailed, based on the mechanism electric energy converting analysis, non - linear analysis and non - linear simulation. three control methods of srg ( angle position control method, current chopping control method, pulse width modulation control method ) are deeply studied and analyzed. the electronic controller, which controlled by dsp or by hardware circuit are developed for low - power switched reluctance generation system
首先系統地研究了開關磁阻電機發電運行的基本理論，從機電能量變換的角度分析開關磁阻發電機的機電能量變化規律；通過非線性分析和非線性模擬方法，明晰開關磁阻電機發電本質，概括出開關磁阻電機發電運行的特點；系統、深入地研究了開關磁阻電機發電運行的控制方案（角度位置控制、電流斬波控制、脈寬調制控制） 。 -
Abstract : this paper deals with the simulation result analysis of three phase synchronous generator with rectified output with stator y connected, as well as with stator connected. the curves of overlap angle, displacement angle and power factor with load are presented, and the tendency of these curves are also described
文摘:對整流負載時凸極同步發電機定子繞組及y聯結模擬結果進行分析，繪出反映整流特性的換流重疊角、位移角以及功率因數隨負載變化曲線，並對變化趨勢進行分析。 -
Some new applications in the monitoring and control system are presented in this paper. the main contents are followed : 1. a new method for measuring the position of the rotor and the real - time rotor angle of the synchronous generator using gps and tachometer is presented in this paper, which can be easily realized in engineering practice with high accuracy
在總結了現有發電機功角測量方法的基礎上，提出了利用發電機自有的轉速信號實時測量功角的新方法，該方法克服了傳統方法精度不高，工程實施難等缺點，並能通用於汽輪發電機和水輪發電機，具有較高的理論和實用價值。 -
According to the calculation results, the three - variable differential method is applied to estimate the field current and power angle of the synchronous generator
根據已有的計算結果，採用三元插值法估算同步發電機的勵磁電流和功角。 -
Abstract : generator power angle is very important in the study of power system stability
文摘:功角在電力系統穩定問題的研究中佔用特別重要的地位。 -
Based on the large disturbance equation and using the measured power angle as an observation argument in an identification algorithm, the electrical parameters and mechanical parameters are obtained. in this thesis, micro - computer testing systems for synchronous generator is analyzed. withmcs - 196 series single chip micro - controller of high price performance ratio, a high precision, intelligent instrument for automated testing has been developed
設計了同步發電機參數測試儀器，完成了利用發電機定子電壓電流的波形，辨識發電機參數的計算機軟體，該裝置運用鎖相環技術自動跟蹤和獲取電量頻率，進行交流采樣，利用傅立葉演算法求得電量基波的幅值、有效值，從而可獲得三相有功功率、三相無功功率以及功率因數。 -
An on - line parameter identification for large synchronous generators is presented. a step change of excitation is imposed to a generator when the machine is in normal operation. the transient voltages, currents and the power angle are recorded
本文針對廣泛應用的同步發電機微機測試系統，利用高性能價格比的mcs ? 196系列單片機開發出一種高精度、智能化的微機自動測試裝置。
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