'Phase margin' diaporamas de présentation

Chapter 9 Design of Control Systems

Chapter 9 Design of Control Systems. Automatic Control Systems, 9 th Edition F. Golnaraghi & B. C. Kuo. 1, p. 487. 9-1 Introduction. Control system design involves the following 3 steps: Determine what the system should do and how to do it ( design specifications )

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Operational Amplifier Stability

Operational Amplifier Stability. Collin Wells Texas Instruments HPA Linear Applications 2/22/2012. The Culprits!!!. Capacitive Loads!. Cable/Shield Drive!. MOSFET Gate Drive!. Reference Buffers!. High Feedback Network Impedance!. High-Source Impedance or Low-Power Circuits!.

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Supervisor Dr. Adnan Harb Student ID Asma Abdullah 199904242 Azza Ahmad 199902208 Rania Jaber 199902201 Wedad

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Feedback: 8.8 The Stability Problem

Feedback: 8.8 The Stability Problem. 1. 8.8.1 Transfer Function of the Feedback Amplifier. Figure 8.1 General structure of the feedback amplifier. This is a signal-flow diagram, and the quantities x represent either voltage or current signals.

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Chapter 10 Stability and Frequency Compensation

Chapter 10 Stability and Frequency Compensation. Basic Stability. Stable and Unstable Systems. Stability and Complex Poles. Basic One Pole Bode Plot. Multipole Systems. Phase Margin. Phase Margin (cont.). -180. Phase Margin, ? m = 45 ?. Phase Margin (cont.).

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Automatic Control

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How to design feedback filters? E2E meeting September 27, 2006 Osamu Miyakawa, Caltech

How to design feedback filters? E2E meeting September 27, 2006 Osamu Miyakawa, Caltech. Single Fabry-Perot cavity. Seismic noise. Error signal. Seismic noise. Suspension. Locking area. Suspension. Plant. Lock point. Coil-magnet Actuator. Pick off. Laser. EOM. Signal[a.u.]. ITM.

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Part I: Amplifier Fundamentals

Part I: Amplifier Fundamentals. Agenda. Ideal Amplifiers Configurations and Operation of Amplifiers Common Amplifier Source Errors Understanding Amplifier Specification. Why So MANY AMPS???. Lots of Specifications Some are Important for Different Applications

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Announcements

Announcements. mid-term Thursday (Oct 27 th ) Project ideas to me by Nov 1 st latest Assignment 4 due tomorrow (or now) Assignment 5 posted, due Friday Oct 21 st. Lecture 13 Overview. Active Filters Positive feedback Schmitt trigger/oscillator Analysing a more complex opamp circuit.

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Lecture 6: Frequency Response Analysis and Stability

Lecture 6: Frequency Response Analysis and Stability. Objectives. To study system stability in the frequency domain using the Bode stability method. To understand the concepts of gain and phase margins. Frequency Response: determines the response of systems variables to a sine input.

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PSPICE

PSPICE. Introduction. SPICE is a general-purpose circuit simulation program for nonlinear DC, nonlinear transient, and linear AC analyses.

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ECE4430 Project Presentation

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NA62 front end Layout in DM option

NA62 front end Layout in DM option. Jan Kaplon/Pierre Jarron. Architecture. Preamp; buffered cascode (NMOS input transistor), resistive feedback (200k) Gain;70mV/ fC (25mV/ fC at preamp output) Preamplifier AC coupled to shaper and discriminator stages

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Feedback: Principles & Analysis

Feedback: Principles & Analysis. Dr. John Choma, Jr. Professor of Electrical Engineering University of Southern California Department of Electrical Engineering-Electrophysics University Park; Mail Code: 0271 Los Angeles, California 90089-0271 213-740-4692 [OFF]

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Control Theory

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Outline

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?????? ?? #5

?????? ?? #5. Frequency-Domain Analysis - Bode Plot. ???? #5 ???. ???? ?? : #5 ???? ?? : 2011. ??. ??. ???? : ??? ???? : ???, ???. ?? : Bode plot ?? : log scale ? decibel ??? ?? ???? MATLAB ? ???? bode plot ? ??? . ??? ??? ???? : ???? ??? ?? ???? : ???? ??? ??.

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DC-DC Fundamentals

DC-DC Fundamentals. 1.5 Converter Control. What is Converter Control?. A converter can provide a constant voltage output at various condition because of the closed-loop control system implemented in the circuit A simple control system has a feedback path from output to input

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Stability in a Nutshell

Stability in a Nutshell. Collin Wells Texas Instruments HPA Linear Applications 10/21/11. Review of Stability Criteria. Rate of Closure. Rate of Closure is defined as the slope that the AOL and 1/Beta curves intersect

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Class 19

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