Fundamentals of DC Machines (4)

Embark on a comprehensive exploration of DC machine construction and operation in this in-depth course.

What's Inside

Through a series of enlightening video lectures and practical examples, you'll unravel the intricacies of DC motors and generators, from their fundamental principles to advanced characteristics and applications.

Begin your journey with an understanding of the principle of operation of both DC Motors and DC Generators, laying the groundwork for delving deeper into their construction.

Explore the intricate components of DC machines, including field windings, armature core, commutator, and brushes, understanding their roles in facilitating efficient operation.

Dive into the complexities of armature windings, mastering concepts such as turn, coil, winding, and various winding configurations. Explore the mechanical and electrical angles involved in armature winding design, and grasp the significance of different winding pitches and configurations through practical examples.

Gain insight into the different types of DC generators, from separately excited to compound wound generators, understanding their characteristics and applications.

Explore speed control techniques for both shunt and series wound DC motors, and analyze torque-speed characteristics to optimize performance.

Delve into the starting mechanisms of DC machines, solving practical examples to reinforce your understanding.

By the end of this course, you'll have a comprehensive understanding of DC machine construction, operation, and performance characteristics.

Course Curriculum

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1837+ Students
53 Lectures
8+ Hours of Video
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Ahmed Mahdy

I am Ahmed Mahdy an electrical power engineer, researcher, and the founder of Khadija Academy. I am also an electrical bestselling instructor and have helped more than 70,000 students from 191 countries achieve career success with simple and easy courses in the last 7 years.​ In addition to having a YouTube educational engineering channel called" Khadija Academy", where I regularly post videos related to electrical engineering. In 2018, I was nominated among the top 10% of instructors on Udemy, besides currently ranking among the top instructors in the engineering sector of Udemy.


Some of my published research works in the top electrical engineering journals worldwide:


1- ​Transient stability improvement of wave energy conversion systems connected to power grid using anti-windup-coot optimization strategy - Energy Journal - Impact Factor of 9.0.


2- Nonlinear Modeling and Real-Time Simulation of a Grid-Connected AWS Wave Energy Conversion System - IEEE Transactions on Sustainable Energy - Impact Factor of 8.8.


3- Modeling and optimal operation of hybrid wave energy and PV system feeding supercharging stations based on golden jackal optimal control strategy - Energy Journal - Impact Factor of 9.​0.


4- State-of-the-Art of the most commonly adopted wave energy conversion systems - Ain Shams Engineering Journal - Impact Factor of 6.0.


5- Optimal Design of Fractional-Order PID Controllers for a Nonlinear AWS Wave Energy Converter Using Hybrid Jellyfish Search and Particle Swarm Optimization - Fractal and Fractional - Impact Factor of 5.4


6- Dynamic performance enhancement of nonlinear AWS wave energy systems based on optimal super-twisting control strategy - Ain Shams Engineering Journal - Impact Factor of 6.0.

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