Welcome to FBSwiki. This is the wiki for the Second Edition of text Feedback Systems by Karl J. Åström and Richard M. Murray.
| WARNING: The second edition of FBS is still in beta. If you would like a more stable version of this book, please use the first edition.
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Copyright in this book is held by Princeton University Press, who have kindly agreed to allow us to keep the book available on the web.
Contents
- Chapter 1 - Introduction (PDF, 30 Sep 2018)
- What Is Feedback?
- What is Feedforward?
- What Is Control?
- Use of Feedback and Control
- Feedback Properties
- Simple Forms of Feedback
- Combining Feedback with Logic
- Control System Architectures
- Chapter 2 - Feedback Principles (PDF, 30 Sep 2018)
- Mathematical Models
- Using Feedback to Improve Disturbance Attenuation
- Using Feedback to Follow Command Signals
- Using Feedback to Provide Robustness
- Using Feedback to Shape Behavior
- Feedback and Feedforward
- Chapter 3 - System Modeling (PDF, 03 Oct 2018)
- Modeling Concepts
- State Space Models
- Modeling Methodology
- Modeling Examples
- Chapter 4 - Examples (PDF, 03 Oct 2018)
- Cruise Control
- Bicycle Dynamics
- Operational Amplifier Circuits
- Computing Systems and Networks
- Atomic Force Microscopy
- Drug Administration
- Population Dynamics
- Chapter 5 - Dynamic Behavior (PDF, 06 Oct 2018)
- Solving Differential Equations
- Qualitative Analysis
- Stability
- Lyapunov Stability Analysis
- Parametric and Nonlocal Behavior
- Chapter 6 - Linear Systems (PDF, 06 Oct 2018)
- Basic Definitions
- The Matrix Exponential
- Input/Output Response
- Linearization
- Chapter 7 - State Feedback (PDF, 12 Oct 2018)
- Reachability
- Stabilization by State Feedback
- State Feedback Design
- Integral Action
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- Chapter 8 - Output Feedback (PDF, 24 Oct 2018)
- Observability
- State Estimation
- Control Using Estimated State
- Kalman Filtering
- A General Controller Structure
- Chapter 9 - Transfer Functions (PDF, 03 Nov 2018)
- Frequency Domain Modeling
- Derivation of the Transfer Function
- Block Diagrams and Transfer Functions
- The Bode Plot
- Laplace Transforms
- Chapter 10 - Frequency Domain Analysis (PDF, 11 Nov 2018)
- The Loop Transfer Function
- The Nyquist Criterion
- Stability Margins
- Bode’s Relations and Minimum Phase Systems
- Generalized Notions of Gain and Phase
- Chapter 11 - PID Control (PDF, 08 Nov 2016)
- Basic Control Functions
- Simple Controllers for Complex Systems
- PID Tuning
- Integrator Windup
- Implementation
- Chapter 12 - Frequency Domain Design (PDF, 16 Nov 2016)
- Sensitivity Functions
- Feedforward Design
- Performance Specifications
- Feedback Design via Loop Shaping
- The Root-Locus Method
- Fundamental Limitations
- Design Example
- Chapter 13 - Robust Performance (PDF, 18 Nov 2016)
- Modeling Uncertainty
- Stability in the Presence of Uncertainty
- Performance in the Presence of Uncertainty
- Robust Pole Placement
- Design for Robust Performance
- Chapter 14 - Architecture and System Design (not yet available)
- Introduction
- Systems and Control Design
- Top-Down Architectures
- Bottom-Up Architectures
- Interaction
- Adaptation, Learning and Cognition
- Control Design in Common Application Fields
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