輸入變化率 的英文怎麼說
中文拼音 [shūrùbiànhuàlǜ]
輸入變化率
英文
input slew rate-
Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node
首先，文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量；其次，利用對原有bp網路訓練演算法基礎上的改進型演算法（即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率，與此同時隱含層神經元個數採用動態形式） ，通過樣本訓練使網路結構模型達到最優。It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results
對于復雜的非線性導彈制導系統，很難求得其解析的最優制導律，只能求得開環的數字解，不能適用於具有時變不確定性的導彈制導系統.利用神經網路的學習和推廣能力，對開環的數字最優制導律進行離線的學習，作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路輸入對制導系統性能的影響，以及各種制導律的魯棒性問題，並採用模塊化神經網路結構提高神經網路的學習和推廣能力，模擬結果得到一些有益的結論Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique
其次，針對acem系統特有的「電源諧波」特性，深入分析了濾波器方案，得到了一種適用於acem系統諧波抑制的串聯混合型有源電力濾波器優化拓撲結構，並採用了pwm調制技術、中頻注入變壓器和磁勢補償原理有效地解決了串聯apf中低頻諧波功率補償信號傳輸的難題。It showed that activated inhibition by weak noise could be gabaergic inhibition. from above the findings, we could give a hypothesis that the input of random oscillation induced by noise in the cochlea to central auditory system could be integrated in the central auditory nucleus and the response of sound - sensitive neuron to sound stimuli could be adjusted to an optimum state for signal intensity coding
根據這些變化可以推測，這種背景噪聲的生物學作用可能是通過弱噪聲所引起的耳蝸隨機共振的輸入，在上行過程中經各級聽覺核團的整合，將中樞聲敏感神經元調定在一種準備狀態，並定型放電率函數和調制神經元對聲馨碩士學位論文master 』 st砰iesis強的編碼。We apply the agrawal ' s theory model of soa, and study the temporal characteristics of the output pulse for input picosecond optical pulses with different sharpness edges passing through a semiconductor optical amplifier, and find that the peak power and the pulse width of the output pulse depend on the input pulse peak power, the sharpness degree of the input pulse edge and the bias current of soa
本文應用agrawal的關于soa理論模型，詳細研究了具有不同陡峭邊沿的皮秒超高斯光脈沖經soa后的時域特性的變化，發現輸出脈沖的峰值功率、脈沖寬度與輸入脈沖的峰值功率、輸入脈沖邊沿的陡峭程度以及soa的偏置電流密切相關。The distribution of magnetic induction in rectangular soft - contact mold during electromagnetic continuous casting ( emcc ) was investigated considering the electric frequency
摘要研究了在電磁軟接觸連鑄過程中，電源輸入頻率的變化對矩形電磁軟接觸結晶器內的磁感應強度分佈規律和彎月面變化情況的影響。The inputs of fuzzy controller are the velocity of slippage and its ratio, the output of fuzzy controller is the control current of the servo valve
模糊控制器的輸入變量為滑移速度及其變化率，輸出變量為伺服閥的控制電流。The stress is basing coal - fired boiler inflammation system feature and control demand to design a kind of fuzzy - pi controller on based of genetic algorithm to control it. the controller refers the error and its variety rate as its inputs. and, in order to make the control qualities much better, concerns them as the performance index to optimize the membership function of the fuzzy variables and the pi ' s controller parameter by means of online adjujsting the genetic algorithm, inflammation system steam pressure loop and economic inflammation loop
重點是針對燃煤鍋爐燃燒系統的特點和控制要求，設計了一種基於遺傳演算法的模糊- pi復合控制器對其進行控制，該控制器以偏差、偏差變化率作為輸入量，通過遺傳演算法在線調整模糊控制器的模糊變量隸屬度函數和pi控制器的參數，從而達到優化模糊控制規則和pi控制器參數的目的，實現燃燒系統的蒸汽壓力迴路和經濟燃燒迴路的控制要求。This paper is based on the working theory of anti - lock braking system, the properties of fuzzy control, the modelling for vehicle system and vhicle tyre. by using of wheel speed sensor, the gather of wheel speed is practiced by filter, amplier, modifying of wheel speed. based on the wheel slip ratio of abs. given vehicle speed and wheel speed, the wheel slip ratio is computed. the error and error change ratio of slip ratio is obtained by given refering slip ratio. which is the input of fuzzy control which comprises of input fuzzy
本文根據防抱死制動系統的工作原理，模糊控制的性能特點，車輛系統模型及車輪輪胎模型，利用輪速傳感器，對輪速進行濾波、放大、整形等實現了車輪速度的採集。採用基於車輪滑移率的防抱控制理論，根據車速、輪速來計算車輪滑移率。由參考滑移率計算出滑移率的誤差、誤差變化率並作為控制器的輸入變量完成了模糊控制的模糊化、模糊推理、模糊判決。Ti ? the rate of change of the input voltage waveform during a logic transition ( low - to - high or high - to - low )
在邏輯轉換期間，輸入電壓信號波形的變化率（由低到高或由高到低） 。Input slew rate
輸入變化率3. based on the dynamic response of all damage cases, it discusses the indexes including frequencies, modal curvatures and their compounded index used in rbf networks. it is found that the method can identify the location and severity of the damage accurately and effectively and the compounded index is better than others
3 .根據簡支工字鋼梁各損傷工況下的動力特性，分別研究了將頻率變化率、模態曲率變化及其組合參數作為徑向基網路的輸入指標時進行結構損傷識別的效果，發現基於徑向基網路的梁式結構損傷識別方法能夠正確識別損傷，且組合參數作為輸入指標時的識別效果更好。3 ) based on experimental analysis, the relation among the speed ratio changing rate, oil pressure of driving and driven pulley cylinders, driving pulley input speed and torque, metal belt speed ratio has been studied. model for getting the ratio changing rate is put forward, and practical equation giving the ratio changing rate is obtained by experiments
3 ）通過實驗分析，研究了主、從動輪油缸壓力、主動輪轉速、輸入轉矩和帶式無級變速傳動速比與速比變化率的關系，建立了獲取cvt速比變化率的模型，導出了符合實際規律的實用計算公式。Via starting and stopping air compressor, it can make the ice of evaporator melt. this controlling system can display the temperature of railway carriage, control temperature with multi - grade setting and modify controlling parameters on line. the algorithm of fuzzy controller is revising factor ( a ) consulted on line fuzzy control with integral link
模糊控制演算法採用帶有積分環節的修正因子在線插值的模糊控制，控制系統的輸入為車廂溫度與設定值的偏差和偏差的變化率，輸出為與溫度門開口角度相關的占空比可調的脈沖的占空比參數，均採用正態模糊數模型。Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared
由於在模糊控制器的設計過程中存在較多的人為因素，為了實現根據系統特性對模糊規則和隸屬函數進行自動修正、完善和調整，本文將遺傳演算法和模糊控制結合起來，並針對前面設計的模糊控制器中所存在的問題進行了詳細分析，提出了兩種改進方案： 1在簡單模糊控制器的輸入變量中加入了變量變化率的信息，即將輸入變量和變量的變化率融合為一個輸入量，並在模糊控制器的輸出端加入比例、積分環節，然後分析了這種改進后的模糊控制器的解析結構，最後採用改進后的自適應遺傳運算元的遺傳演算法對模糊控制器中的隸屬函數和融合因子進行優化，並將優化前後的結果作了比較和分析。 2But in the paper, there are two directly inputting variables that they are ed and fd, and the ed is calculated by ld and rd, where the ld, rd and fd denote the distance that are measured by range sensors on a car between the left, right, front obstacle and the car, then they will be translated into controlling variable u by the function of fuzzy controller, and then the car will move basing on the controlling variable u
在常規的模糊控制中採用變量和變量變化以及變化率作為輸入的多維模型。本文採用所檢測到的三個距離即ld 、 rd 、 fd經過簡單變換為ed 、 fd ，再以這兩個變量直接作為輸入，經模糊控制器的作用，輸出控制量u ，小車就按照該控制量的控制來實現運動。Pmv value deviation in the vehicle and deviation variety rate were proved to be important in fuzzy controller with reasonable control of the fresh air volume, and control of the train air - conditioning changed in pace with the human variety of thermal comfort
以車廂內pmv值的偏差及偏差變化率作為模糊控制器的輸入，進行新風量的合理控制，使列車空調的控制隨著人體舒適感的變化而變化。The length of cavity is shortened by 5mm and the result of experiment is pleased. when the pumped light was 400mw, we gain the green light about 8mw
在400mw的泵浦功率下得到8mw的綠光輸出，在溫度變化以及不同的泵浦功率輸入下，功率噪聲始終1 。A fuzzy controller with two input variables and one output variable is considered to be suitable to control weld pool width. the input variables of the fuzzy controller are the variation of the welding pool width and its rate, and the output variable is the welding currert
本文對熔寬模糊控制器的結構以及模糊控制變量的選擇進行了討論，在此模糊控制系統中採用雙輸入單輸出的模糊控制器模型，即採用熔寬的變化及其變化率作為模糊控制器的兩輸入量，採用焊接電流作為模糊控制器的輸出量。Secondly, the drum of the truck mixer is designed base on its working characteristic. thirdly, with the widely used soft ware package simulink the mathematic models of the hydraulic system driving the truck mixer are established on the found of the theory and method of power bond graph. the dynamic characteristics of the hydraulic system are simulated numerically, and some significant results are presented
基於功率鍵合圖的建模方法，利用大型軟體matlab的模擬工具箱simulink ，對混凝土攪拌運輸車液壓系統進行設計分析，同時建立系統動態模擬模型，用此來模擬液壓系統工作過程，更好地反映系統中各輸出變量隨輸入變量的變化關系。分享友人