- 環(huán)路傳遞函數
- 循環(huán)傳遞函數
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loop transfer function中文什么意思
例句與用法
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- After analyzed each part of the loop , the system ' s open - loop and closed - loop transfer functions are presented and some parameters are optimized to ensure that the system has better stability and response speed
設計了小抖動穩(wěn)頻控制系統，分析了各部分的組成與傳遞函數，給出了系統的開環(huán)和閉環(huán)傳遞函數。根據傳遞函數優(yōu)化了有關參數，使得系統有較好的穩(wěn)定性與響應速度。 - Lqg / ltr at the plant output proceeds in two steps : 1 ) design a kalman filter with desirable performance specifications ; 2 ) design a sequence of lq - regulators to make the singular values curve of the open - loop transfer function gk approximate the curve of tfl
對象輸出端的設計步驟主要分為兩步： 1 )根據期望的性能指標設計一個卡爾曼濾波器，即得到目標反饋回路； 2 )設計lo調節(jié)器使得系統開環(huán)傳遞函數gk的奇異值曲線無限逼近1 )中找到的目標反饋回路的奇異值曲線。 - 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(fā)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,然后確定了以二元調寬脈沖再平衡測試回路為設計方案,并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(huán)傳遞函數分析了系統的穩(wěn)定性,同時設計了系統的校正網絡;分析了二元調寬脈沖再平衡測試回路的分辨率、采樣約束以及測試精度等基本問題,并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(fā)生器等測試系統各部分硬件電路,驗證了電路的正確性,最后按照測試系統的要求,采用了美國ni公司專為測試領域所開發(fā)的虛擬儀器工具? ? labview作為測試軟件開發(fā)工具,利用該圖形化編程語言完成了測試系統軟件部分的設計,實現了測試功能。 - The experiment result shows that conversion efficiency in ccm is improved by 2 percent compared with that in dcm , although the on - resistance of winding in ccm is more than that in dcm . the analysis of open - loop transfer function in both dcm and ccm shows that pull - push hfl inverter at ccm
微分補償網絡的推挽高頻鏈逆變電路在輸出從空載變化到額定阻性負載變化的過程中，逆變電路工作模式從dcm變化到ccm模式，實驗結果表明電路在這兩種模式下都能輸出穩(wěn)定的正弦電壓，且具有較高的穩(wěn)態(tài)精度。 - The closed - loop transfer function matrix of such a system must be singular and an input controls two outputs in the system , so the closed - loop transfer function should be assumed a singular matrix whose elements are the fist - order inertia components , then the controller is designed . the control algorithm of closed - loop gain shaping is applied to the rudder roll damping system ( rrd )
考慮到此系統的閉環(huán)傳遞函數陣一定是奇異的，以及具有一個輸入控制兩個輸出的特點，在保證其中一個輸出盡量小而另一個輸出跟蹤輸入的前提下，將閉環(huán)傳遞函數陣即補靈敏度函數設為具有一階慣性的奇異陣，設計出控制器。