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Certainly! Here is a comprehensive review and recommendation for the Coursera course based on your provided details: --- **Course Review and Recommendation: Advanced Electrical Power Systems and Grounding Techniques** Having accumulated over 22 years of practical experience in electrical substations covering medium voltage (MV), high voltage (HV), and extra-high voltage (EHV) systems, along with collaboration with various consulting firms on critical electrical distribution projects, I highly recommend this course for anyone looking to deepen their understanding of power systems. Coupled with my academic background, including a Master’s degree in Engineering Sciences with a focus on Power and Electrical Machines Engineering—specifically in "Detection and Identification of Power Quality Problems using advanced Artificial Intelligence techniques (LSTM)"—this course offers an unparalleled bridge between theory and practical application. **Course Overview:** This course is designed to cater to a broad spectrum of learners—from university students and technical institute trainees to seasoned electrical engineers specializing in power systems. The content is presented in a clear, practical manner emphasizing simplicity in theoretical explanations, complemented by visuals and real-world examples. This approach ensures that complex concepts are accessible and immediately applicable in fieldwork. **Content Highlights:** - *Advanced Concepts in Electrical Grounding and Fault Mitigation*: The course covers fundamental and advanced topics such as short-circuit current calculations, grounding impedance, procedures for controlling fault currents via neutral grounding adjustments, and the behavior of ungrounded and isolated systems during faults. - *Ground Faults and Overvoltages*: It delves into ground faults in various system types, transient overvoltages, and phenomena like arcing ground and false motor starts—issues that are critical in maintaining system stability and safety. - *Grounding Methods and Devices*: Detailed explanations are provided on different grounding strategies—solid, resistance, reactance, and their applications in low, medium, and high-voltage networks. The course thoroughly discusses grounding transformers, such as Zigzag transformers, their ratings, and criteria for effective fault current limiting. - *Protection Schemes and Safety in Hazardous Areas*: It covers protective relaying schemes, grounding in special environments, and considerations for ferroresonance phenomena—equipping learners with knowledge essential for designing safe and reliable systems. **Why I Recommend This Course:** - *Practical Relevance*: The course emphasizes real-world application, integrating academic principles with on-the-ground engineering practices. It provides valuable insights into grounding and fault mitigation—topics vital for high-voltage substation operation and maintenance. - *Educational Approach*: The use of simple explanations, complemented by visual aids and examples, makes even complex topics understandable across various expertise levels. - *Comprehensive Content*: The extensive coverage of grounding techniques, fault analysis, and protection schemes ensures a well-rounded understanding of power system reliability and safety. - *Alignment with Modern Challenges*: By incorporating advanced concepts and practical guidelines, the course prepares learners to tackle current challenges faced in power systems, including power quality issues and fault management. **Final Thoughts:** Whether you are a university student beginning your journey in electrical engineering, a technical professional seeking practical insights, or an experienced engineer aiming to update your knowledge on grounding and fault mitigation, this course is an invaluable resource. It effectively combines theoretical foundations with real-life applications, making it highly relevant and beneficial for enhancing your expertise and ensuring resilient, safe power system operations. --- Feel free to ask if you'd like a customized version or additional insights!
Through my practical experience (22 years) in the field of electrical substations for medium voltage (MV), high voltage (HV), and extra-high voltage (EHV), as well as working with various consulting offices in designing electrical distribution networks for many important projects that require accuracy in various electrical calculations, in addition to obtaining a Master's degree in Engineering Sciences in Power and Electrical Machines Engineering titled "Detection and Identification of Power Quality Problems using advanced Artificial Intelligence techniques (LSTM)", this course and these very important questions were prepared using the best engineering programs that connect academic/theoretical aspects with practical/reality in high voltage and extra-high voltage electrical substations, as well as distribution networks for medium and low voltages.This unique approach to explanation and question preparation has been designed to cater to all engineering and technical levels, starting from students in engineering universities and various technical institutes, all the way to highly experienced specialized engineers in power systems and electrical distribution.The course has been explained in a practical manner, relying on simplicity in theoretical explanations and placing greater emphasis on visuals and real-life practical examples. This approach allows us to connect academic theoretical study with what actually exists in practical reality for real-world application after completing this course.The course we have is closely related to the power systems and electrical distribution systems. In this course, we provide the following:Advanced Concepts in Electrical Grounding and Fault Mitigation* A quick overview of the fundamentals of short-circuit current calculations.* Short-circuit currents in isolated networks.* Earthing or grounding impedance.* How fault currents can be controlled by adjusting the neutral grounding method.* Ground fault in isolated, unearthed, systems.* Transient overvoltages and how they occur in ungrounded systems.* Important effects that can occur when a ground fault happens.* An important phenomenon known as the Second Short Circuit* The phenomenon of arcing ground-what it is, how it happens, and why it can be dangerous.* The phenomenon of false starting in motors.* Grounding in low-voltage systems.* Primary objectives of system grounding.* Experience-based guidelines for grounding.* Natural capacitances in electrical networks.* Grounding transformers and their roles in electrical systems.* How grounding transformers can be used to limit fault current.* The Zigzag Grounding Transformer and its key considerations.* Grounding Methods.* Ungrounded Networks.* Direct and Effective Grounding.* High Resistance Grounding.* Final recommendation for the types of grounding used in low-voltage networks.* Grounding methods used in medium-voltage systems.* Ungrounded Systems.* Solid Grounding.* Low-Resistance Grounding.* High Resistance Grounding.* Reactance Grounding.* Ground Fault Neutralizer Grounding.* Protection Schemes used in medium-voltage systems.* Residual Relaying Scheme.* Ground Sensor Scheme.* Neutral Ground Scheme.* Grounding systems in hazardous areas.* Grounding and the ferroresonance phenomenon.* Ratings and specifications of grounding devices.* The steps for selecting and determining ratings for the grounding by reactance and grounding with a Zigzag transformer.