open loop transfer function 中文意思是什麼
open loop transfer function
解釋
開環傳遞函數-
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。 -
Prony ' s method is used in open - loop transfer function identification and computation of residues
把prony方法用於不含控制器的系統開環傳遞函數辨識，以及留數的求取。 -
Based on the compensated open - loop transfer function, the system stability at the small - signal perturbation and the system response to step signal are analyzed
根據加入補償網路后的開環傳遞函數，分析了系統在小信號擾動時的穩定情況及系統對階躍信號的跟蹤能力。 -
In this thesis, the decoupling unit of vav system is designed in the way of feedforward conpensation. then the transfer function matrix of the feedforward conpensation decoupling unit of the 5 inputs & 5 outputs vav system is worked out. the decoupling conpensation unit can change the transfer function matrix of the open loop and closed loop control system into diagonal matrix, so that the coupling among the five control loops is eliminated, and vav system is decoupled
本文採用前饋補償法設計了變風量空調系統的解耦補償器，並得出了五輸入、五輸出變風量空調系統前饋補償解耦器的傳遞函數矩陣，該解耦補償器可以使本文所研究的變風量空調控制系統的開環傳遞函數矩陣和閉環傳遞函數矩陣都變換為對角矩陣，從而解除五個控制迴路之間的耦合，使變風量空調系統實現解耦。 -
Open loop transfer function
開環傳遞函數 -
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，即得到目標反饋迴路； 2 ）設計lo調節器使得系統開環傳遞函數gk的奇異值曲線無限逼近1 ）中找到的目標反饋迴路的奇異值曲線。 -
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
微分補償網路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定的正弦電壓，且具有較高的穩態精度。 -
Concretely, adaptive inverse control is an open loop control toward dynamic characteristic of system by acting inverse of plant transfer function as series controller, so it avoids instability as a result of feedback. at the same time, because the control of dynamic characteristic of system and plant disturbance is to be treated separately and that has not influence mutually
具體地說，自適應逆控制是用被控對象傳遞函數的逆作為串聯控制器來對系統的動態特性作開環控制，從而避免了因反饋而可能引起的不穩定問題；同時又能做到對系統動態特性的控制與對象擾動的控制分開處理而互不影響。
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