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Northwestern University

Everything Is The Same - Modeling Engineered Systems

Northwestern University via YouTube

Overview

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Learn systems modeling through a comprehensive video lecture series that demonstrates the fundamental principle that engineered systems across different domains share common mathematical structures. Explore how mechanical, electrical, and chemical systems can be modeled using similar mathematical approaches, starting with basic component modeling and progressing through Newton's laws, differential equations, and advanced mathematical techniques. Master essential concepts including Euler integration, exponential solutions, superposition principles, and vector-matrix representations for solving ordinary differential equations. Delve into specialized applications such as chemical diffusion processes governed by Fick's Law, electrical circuit analysis using Kirchhoff's Laws, and the mathematical treatment of inductors and capacitors. Discover the powerful analogies between mechanical and electrical systems that reveal the underlying unity in engineering mathematics. Develop skills in interpreting mathematical expressions as physical systems and understanding how convolution equations describe system behavior. Build proficiency with complex mathematical tools including imaginary numbers, Euler's formula, and time-varying differential equations that are essential for modeling dynamic engineered systems across multiple disciplines.

Syllabus

Modeling Engineered Systems Lecture 1: Everything Is The Same
Modeling Engineered Systems Lecture 2: Modeling Components
Modeling Engineered Systems Lecture 3: Newton's Laws
Modeling Engineered Systems Lecture 4: Euler Integration
Modeling Engineered Systems Lecture 5: Exponential Solutions
Modeling Engineered Systems Lecture 6: Superposition
Modeling Engineered Systems Lecture 7: Newton's Laws with Mass
Modeling Engineered Systems Lecture 8: Newton's Laws with Several Masses
Modeling Engineered Systems Lecture 9: Imaginary Numbers & Euler's Formula
Modeling Engineered Systems Lecture 10: Imaginary Numbers Continued
Modeling Engineered Systems Lecture 11: Vector and Matrix Representation
Modeling Engineered Systems Lecture 12: Vector Solutions to ODEs
Modeling Engineered Systems Lecture 13: Chemical Diffusion and Fick's Law
Modeling Engineered Systems Lecture 14: The Diffusion Equation with No Accumulation
Modeling Engineered Systems Lecture 15: The Diffusion Equation with Accumulation
Modeling Engineered Systems Lecture 16: Time-Varying Diffusion
Modeling Engineered Systems Lecture 17: The Convolution Equation
Modeling Engineered Systems Lecture 18: Modeling Electrical Components
Modeling Engineered Systems Lecture 19: Kirchhoff's Laws
Modeling Engineered Systems Lecture 20: Kirchhoff's Laws with Inductors
Modeling Engineered Systems Lecture 21: Vector and Matrix Representation in Kirchhoff's Laws
Modeling Engineered Systems Lecture 22: Mechanical/Electrical Analogies
Modeling Engineered Systems Lecture 23: Interpreting Mathematical Expressions as Physical Systems
Modeling Engineered Systems Lecture 24: Everything Is The Same - Almost

Taught by

Northwestern Robotics

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