Lectures related to AC motor | EPFL Graph Search

Ac-excitation of Josephson Junction currents

Explores ac-excitation of Josephson Junction currents, capacitance impact, thermal fluctuations, and SQUID operation in the voltage state.

Induction Motors: Starting Methods and Characteristics

Discusses asynchronous induction motors, focusing on their starting methods and characteristics, including star-delta and auto-transformer techniques.

Exergy and Electrical Motors: Fuel Cell Insights

Discusses exergy, electrical motors, and introduces fuel cells, focusing on their efficiency and operational principles.

Direct Current Machines: Principles and Applications

Provides an overview of direct current machines, covering their principles, construction, and applications in various fields.

Robotics: Actuation and Mobility Analysis

Covers corrected exercises from the 2020 exam in the field of robotics, including topics such as accuracy, speed, DC motors, optimal gear ratio, dynamics of robot arms, encoders, and kinematics.

DC Motors: Excitation and Induced Voltage

Covers the principles of DC motors, excitation types, induced voltage equations, power balance, and operating modes.

Asynchronous Motor: Electronic Control

Covers voltage/frequency variation in big engines and vector control for synchronous and asynchronous motors.

Permanent Magnet Synchronous Motor

Explores the Permanent Magnet Synchronous Motor, focusing on power balance, torque characteristics, and an example with a BMW 130i.

Synchronous Motor: Basics

Explains the basics of synchronous motors, including field speed, torque, and coil heads.

Synchronous Motors: Permanent Magnet Applications and Characteristics

Discusses the principles and applications of synchronous motors with permanent magnets, focusing on their operation and performance characteristics.

Parallel Excitation Motor: Propeller Aerodynamics

Explores parallel excitation motors in propeller aerodynamics for flying robots.

DC Motor, Universal Motor

Explores powering a DC motor with AC to create a universal motor and demonstrates practical examples.

Electric Propulsion: Fundamentals and Applications

Covers the principles and applications of electric propulsion in various fields.

Electromagnetic Actuators: Classification

Explores the classification and working principles of electromagnetic actuators, highlighting their design considerations and applications.

Robotics Actuators

Explores hydraulic, pneumatic, and electromechanical actuators used in robotics, including stepper motors and specific energy comparisons.

Reduced Inertia and Torque: Transmission Principles

Explores reducing inertia and torque in mechanical systems with one degree of freedom.

Analytical Jacobian

Covers the analytical Jacobian in robotics, focusing on joint forces, singularities, and relevant components.

Components: Ball-bearings (continued), Actuators

Covers ball bearings, electrical motors, and actuators, including thermal conductivity, torque noise, lubrication, and force generation mechanisms.

Asynchronous Motor: Operating Principle

Explains the conditions for obtaining a couple out of phase with the stator field in an asynchronous motor.

Proportional and Integrator Controllers

Examines the impact of proportional and integrator controllers on motor systems.