Electromagnetic Actuators: Classification

This lecture introduces the second part of the course on actuators, focusing on electromagnetic systems. The instructor discusses the transition to in-person classes, the course structure, and practical work for the semester. The lecture covers the classification of actuators based on the presence of magnets, explaining systems like reluctance motors, voice coil systems, and hybrid actuators. Through visual examples and detailed explanations, the lecture delves into the working principles and applications of various electromagnetic actuators, highlighting their design considerations and efficiency. The instructor also touches on the challenges and solutions in guiding moving parts within these systems, emphasizing the importance of understanding the forces at play. The lecture concludes with a discussion on the diverse categories of electromagnetic actuators, showcasing real-world examples and encouraging student engagement through exercises and Q&A sessions.