Lectures related to Field coil

Asynchronous Motor: Operating Principle

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

Rotating Field, Torque Generation

Explains the interaction of rotating fields in motors and the conditions on supply frequencies.

Rotating field and Winding, Winding Factors

Covers shortening factor, distribution factor calculation, and examples of shortened windings.

Rotating Field and Winding: Introduction

Covers the basics of winding arrangements in motors and their impact on magnetic fields.

Watchmaking Motors

Explores the application of single-phase motors in watchmaking, including dissymmetry, mutual couple, quartz watches, and MEMs technology.

Polyphase Systems: Rotating Field and Windings

Introduces polyphase systems, focusing on rotating field, induced voltage, and phase inductance.

Synchronous Machines: Construction Principles

Explores the construction principles of synchronous machines, focusing on the squirrel cage rotor design and the role of ferromagnetic materials.

Experimental Techniques: Magnetization & Susceptibility

Covers experimental techniques for measuring magnetization and susceptibility, including DC and AC methods.

Plasma Physics Exercises

Covers exercises on engineering parameters of a tokamak and plasma control.

DC Generator and Induction in Closed Circuit

Showcases a DC generator providing currents to lamps in parallel.

Rotating Field and Winding, Demonstration

Demonstrates the measurement of the rotating field in an asynchronous motor.

Pulsating and Rotating Fields: Equations

Covers the generation of pulsating and rotating fields and the equations involved.

Synchronous Motor: Rotating Field and Sliding Speed

Explains synchronous motor operation, emphasizing rotating field and sliding speed.

Inductive Sensors: AC Magnetic Field Blood Flow Meter

Explores inductive sensors using AC magnetic fields for blood flow measurement, including peak detection and lock-in amplifiers, and presents innovative implantable sensor technology.

Asynchronous Motor: Voltage Equations

Explains slip, rotating field, equivalent windings, and voltage equations in asynchronous motors.

Rotating Field, Winding Examples

Covers winding examples from microtechnology to large machines, showcasing diverse techniques and their impact on motor performance.

DC Motor: Coil Excitation

Explains coil excitation in a DC motor and its torque characteristics.

Rotating Field and Winding, Rotating Field Speed

Covers pole pairs, rotating field speed calculation, and direction of rotation.

Asynchronous Motor: Examples of Implementations

Explores practical examples of asynchronous motors in aviation, ski lifts, and household heating systems.

Induced Voltage and Winding, Rotating Field

Explains induced voltage in motion and its impact on rotating fields.