Electrical Power Engineering Chapter 2: Voltage Drop & Fault from Udemy

What's inside

Learning objective

Voltage drop and short circuit current analysis in power networks

Syllabus

Having knowledge about how to calculte voltage drop for every kind of electrical power networks.

Voltage Drop in Single Phase Systems

Voltage Drop in Balanced Three Phase Systems

Voltage Drop in Unbalanced Three Phase Systems

Able to calculate short circuit currents with fault impedance method.

General Concepts

3 Phase Faults

Double Line Faults

Line to Neutral Faults

Line to Ground Faults

Fault Currents in Limited Bus Systems

Per Unit (pu) System

Able to calculate short circuit currents with symmetrical components method.

Matrice Operations

Definition of Symmetrical Components

Infinite Bus 3 Phase Fault

Infinite Bus Double Line (L-L) Fault

Infinite Bus Double Line to Ground (L-L-G) Fault

Infinite Bus Line to Ground (L-N) Fault

Complex Power Network Fault Calculations

Can calculate capacitive fault currents in line to ground faults

Capacitive Fault Currents

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Electrical Power Engineering Chapter 2: Voltage Drop & Fault with these activities:

Review AC Circuit Analysis

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Reviewing AC circuit analysis will help you understand the fundamental principles behind voltage drop calculations in AC power systems.

Browse courses on AC Circuit Analysis

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Review concepts like impedance, reactance, and power factor.
Practice solving AC circuit problems.

Review 'Electrical Power Systems: A Conceptual Introduction'

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Reading this book will provide a broader understanding of electrical power systems, which will help you contextualize the voltage drop and fault current calculations covered in the course.

View Electric Power Systems: A Conceptual... on Amazon

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Read the chapters related to power system components and operation.
Focus on understanding the concepts rather than memorizing formulas.

Calculate Voltage Drop in Simple Circuits

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Practicing voltage drop calculations in simple circuits will reinforce your understanding of the formulas and concepts presented in the course.

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Solve voltage drop problems for single-phase circuits.
Solve voltage drop problems for balanced three-phase circuits.
Solve voltage drop problems for unbalanced three-phase circuits.

Four other activities

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Review 'Power System Analysis and Design'

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This book provides a more in-depth treatment of power system analysis, including fault calculations and symmetrical components, which will help you deepen your understanding of the course material.

View Power System Analysis and Design, SI Edition on Amazon

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Read the chapters related to fault analysis and symmetrical components.
Work through the example problems in the book.

Create a Voltage Drop Calculator

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Creating a voltage drop calculator will solidify your understanding of the formulas and allow you to apply your knowledge in a practical way.

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Design the calculator interface.
Implement the voltage drop calculation formulas.
Test the calculator with various circuit parameters.

Short Circuit Current Calculations

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Practice short circuit current calculations using both the fault impedance and symmetrical components methods to reinforce your understanding of these techniques.

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Solve short circuit problems using the fault impedance method.
Solve short circuit problems using the symmetrical components method.
Compare the results obtained from both methods.

Analyze Fault Currents in a Real-World Power System

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Analyzing fault currents in a real-world power system will allow you to apply your knowledge to a practical scenario and gain experience with industry-standard tools and techniques.

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Obtain data for a real-world power system.
Model the power system in a simulation software.
Simulate various fault scenarios and analyze the results.

Career center

Learners who complete Electrical Power Engineering Chapter 2: Voltage Drop & Fault will develop knowledge and skills that may be useful to these careers:

Power Systems Engineer

A power systems engineer designs, develops, and maintains electrical power systems. This course helps build a foundation in understanding voltage drop in various systems, including single phase, balanced three phase, and unbalanced three phase networks. The course's coverage of short circuit calculations using both fault impedance and symmetrical components methods equips you with essential skills for analyzing and ensuring the reliability and safety of power grids. Learning about the per unit system for short circuit current calculations further enhances your ability to model and analyze complex power systems as a power systems engineer.

See salaries and explore the career path for Power Systems Engineer

Protection and Relaying Engineer

A protection and relaying engineer designs and maintains protective systems for electrical power infrastructure. This course is directly relevant, as understanding short circuit calculations using both fault impedance and symmetrical components methods is crucial for designing effective protection schemes. You'll learn how to calculate fault currents under different fault conditions, including three phase, double line, line to neutral, and line to ground faults. This training is essential for setting appropriate relay settings and ensuring the rapid and selective isolation of faults to prevent equipment damage and system instability. The coverage of capacitive fault currents is also helpful for protecting against transient overvoltages. A protection and relaying engineer will find themselves well-equipped with skills from the course.

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Substation Engineer

A substation engineer designs, maintains, and operates electrical substations, which are critical nodes in the power grid. This course helps build a strong foundation in voltage drop calculation and short circuit analysis, essential for ensuring the safe and reliable operation of substations. The course helps in learning to calculate fault currents under various conditions, including three phase, double line, line to neutral, and line to ground faults. The per unit system for short circuit current calculations is highly relevant for analyzing and coordinating protection systems within substations. A substation engineer will use many of the covered topics in order to perform their job.

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Transmission and Distribution Engineer

A transmission and distribution engineer focuses on the efficient and reliable transfer of electrical power from generation sources to consumers. This course helps build a strong base incalculating voltage drop in single phase, balanced three phase, and unbalanced three phase systems, directly applicable to analyzing and optimizing power flow in transmission and distribution networks. The short circuit calculation methods taught, using fault impedance and symmetrical components, are essential for assessing the impact of faults on network stability and designing appropriate protection measures. The per unit system knowledge is useful for simplifying short circuit calculations when considering network faults, and the course may improve the skills of this engineer.

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Commissioning Engineer

A commissioning engineer oversees the startup and initial operation of electrical systems. The course's focus on voltage drop and short circuit current analysis is applicable across commissioning activities. The ability to calculate voltage drop in single phase, balanced three phase, and unbalanced three phase systems helps ensure equipment is operating correctly. The knowledge of short circuit calculations, using fault impedance and symmetrical components, is essential for ensuring the safety and protection of electrical systems. The per unit system knowledge further supports understanding of short circuit current calculations. Using this knowledge, a commissioning engineer may be better prepared to ensure designs meet required safety standards and performance criteria.

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Testing Engineer

A testing engineer verifies the performance and safety of electrical equipment and systems through rigorous testing procedures. This course provides foundational knowledge in voltage drop calculations, applicable to assessing the performance of power systems under various load conditions. The short circuit calculation methods using fault impedance and symmetrical components are directly relevant for simulating and analyzing fault scenarios during equipment testing. Understanding the per unit system helps standardize and simplify short circuit current calculations. A testing engineer can use this knowledge to ensure designs meet required safety standards and performance criteria.

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Electrical Engineer

An electrical engineer designs, develops, and tests electrical devices and systems. The course's focus on voltage drop and short circuit current analysis is applicable across various electrical engineering domains. The ability to calculate voltage drop in single phase, balanced three phase, and unbalanced three phase systems is useful for designing efficient and reliable electrical circuits. The knowledge of short circuit calculations, using fault impedance and symmetrical components, is essential for ensuring the safety and protection of electrical systems. The per unit system knowledge further supports understanding of short circuit current calculations.

See salaries and explore the career path for Electrical Engineer

Electrical Design Engineer

An electrical design engineer creates and implements electrical systems and components. With this course, you gain capabilities in calculating voltage drop in single phase, balanced three phase, and unbalanced three phase configurations, which is critical for efficient and safe electrical design. The short circuit calculation methods taught in the course, using fault impedance and symmetrical components, provide the knowledge to design systems that can withstand fault conditions and protect equipment. The course may be useful in understanding the per unit system for short circuit current calculations, ensuring designs meet required safety standards and performance criteria. You can use this knowledge as an electrical design engineer to design electrical systems as an electrical design engineer.

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Renewable Energy Integration Engineer

A renewable energy integration engineer specializes in connecting renewable energy sources, such as solar and wind farms, to the existing power grid. This course may enhance understanding of voltage drop and short circuit current calculations, which are crucial for ensuring the stable and reliable integration of renewable energy sources. The short circuit calculation methods, using fault impedance and symmetrical components, help analyze the impact of renewable energy connections on grid stability and protection. The per unit system knowledge is useful for simplifying short circuit calculations in complex networks. A renewable energy integration engineer may have a deeper understanding of the field from this course.

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Grid Modernization Engineer

A grid modernization engineer works on upgrading and enhancing existing power grids with new technologies and improved designs. This course helps build a foundation in analyzing voltage drop in various power network configurations, a crucial aspect of grid performance. The knowledge of short circuit calculations, using fault impedance and symmetrical components methods, is essential for integrating new equipment and ensuring grid stability under fault conditions. This professional works to ensure that the grid is robust and reliable. The per unit system knowledge helps analyze short circuit currents in the modern grid. By taking this course, a grid modernization engineer may find themselves better prepared for the work.

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Power Quality Engineer

A power quality engineer analyzes and mitigates power quality issues in electrical systems. This course helps build fundamental knowledge of voltage drop calculations in different power systems, which is essential for understanding and addressing voltage-related power quality problems. The coverage of short circuit calculations with fault impedance and symmetrical components methods is relevant for analyzing the impact of faults on power quality and designing mitigation strategies. The course may benefit someone in this career role with its specific focus on calculating voltage drop for every kind of electrical power networks. This is related to power quality engineering.

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Power Electronics Engineer

A power electronics engineer designs and develops electronic circuits and devices for efficient power conversion and control. The short circuit calculation methods taught may be useful for designing robust and reliable power electronic systems that can withstand fault conditions as a power electronics engineer. The knowledge of calculating voltage drop is helpful. The per unit system knowledge is beneficial for designing and optimizing power electronic converters and inverters. By taking this course, a power electronics engineer may improve their skills and job.

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Energy Storage Systems Engineer

An energy storage systems engineer designs and integrates energy storage solutions, such as batteries, into electrical grids. This course may find relevance, teaching how to calculate voltage drop for every kind of electrical power networks. The ability to calculate short circuit currents may also be helpful. Symmetrical components method and fault impendance method of short circuit currents may be useful to the energy storage systems engineer. This role is critical for enhancing grid reliability and enabling greater adoption of renewable energy sources.

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Electrical Project Engineer

An electrical project engineer manages and oversees electrical engineering projects from inception to completion. This course could be useful in providing a foundation in voltage drop and short circuit current analysis, which are critical aspects of electrical system design and safety. Knowledge of different fault calculation methods, general concepts, and the per unit system is important for the electrical project engineer. Understanding short circuit current with symmetrical components method is important to the success of the electrical project engineer. The course may be useful to managing projects well.

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Power System Planner

A power system planner forecasts future energy demands and plans the expansion and upgrades of power systems to meet those needs. This course may be useful in providing valuable knowledge of how to calculate voltage drop for every kind of electrical power networks. Being able to calculate short circuit currents with fault impedance method is also helpful. Symmetrical components method of finding short circuit currents may be useful to the power system planner. This role typically requires an advanced degree.

See salaries and explore the career path for Power System Planner

Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Electrical Power Engineering Chapter 2: Voltage Drop & Fault.

Power System Analysis and Design, SI Edition

Save

Comprehensive resource for power system analysis, including detailed coverage of fault calculations and symmetrical components. It provides a more in-depth treatment of the topics covered in the course. This book is useful as a reference for more advanced topics. It is commonly used as a textbook in power systems courses.

Power System Analysis and Design, SI Edition

Paperback

$$$

Power System Analysis and Design, SI Edition

Paperback

$$$

Electric Power Systems

Save

Provides a broad overview of electrical power systems, covering topics relevant to voltage drop and fault current calculations. It offers a conceptual understanding of power system components and their interactions. While not a deep dive into calculations, it provides valuable context and background knowledge. This book is useful for understanding the bigger picture of power systems.

Electric Power Systems: A Conceptual Introduction

Hardcover

$$$$

Electrical Power Engineering Chapter 2

Voltage Drop & Fault

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Learning objective

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