Advanced Protection Relays Coordination in Distribution Network System (Software Tools)

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Advanced Protection Relays Coordination in Distribution Network System (Software Tools) Course
Introduction:
This interactive training course offers a comprehensive exploration of coordination principles. Despite the evolution of coordination tools and protective device configurations, many fundamental principles of protection coordination remain relevant. Furthermore, the course introduces new techniques that aid in utilizing protection systems to minimize arc flash energy and enhance basic protection functions.
Designed for individuals and commercial facilities, this course serves as a practical guide for implementing electric power protection in both new and existing systems. With a focus on low to medium voltage systems, it equips participants with the knowledge and skills to address protection and coordination challenges using microcomputers and traditional methods. Step-by-step procedures are provided to facilitate efficient problem-solving, while also covering the engineering of intelligent switchgear. Additionally, the course includes crucial information on establishing a protection and coordination workstation.
Course Objectives:
By the end of the training, participants will be able to deal with:
- The Use of Pickup Settings
- The Use of Delay Settings
- Selectivity and Instantaneous Trips
- Identifying Complete Selectivity
- Identifying Selectivity of Fuses and Low Voltage Circuit Breakers
- Selectivity and Overcurrent Relays
- Unit Substation and Primary Device Settings
- Standards
- IEC Standards for Electrical Installation
- Protection and control devices
- General characteristics (circuit breakers, Trip curves, Limitation curves, Specific let-through energy curves, Temperature derating, Altitude derating, Electrical characteristics of switch disconnectors, etc.)
- Protection Coordination
- Discrimination Tables
- Back-Up Tables
Who Should Attend?
This course is intended for Engineers, Managers, and other professionals working in organizations interested in electricity protection and coordination, Professionals working in the design of system protection and coordination, Engineers working in the distribution network, Consultants in the field of the protection and control, Engineers with the utility, commercial and industrial sectors.
Course Outlines:
Fundamentals of Distribution Systems
- Primary Distribution Configurations
- Urban Networks
- Primary Voltage Levels
- Distribution Substations
- Sub transmission Systems
- Differences between European and North American Systems
- Loads
- The Past and the Future
Introduction to the coordination Problem
- Time Current Characteristics of Loads
- Origin of Power System Faults
- Overview of Fault Time Frame
- Protection Points on Low and Medium Voltage Circuits
- Manufacture Time Current Characteristic Curves
- Solving Problems in Time Current Characteristic Scaling
General Considerations
- Basic Longhand Calculation
- Beyond the Infinite Bus Calculation
- Fault Current Sources
- The Fault Power Method of Short Circuit Calculation
- Very Low-Level Fault Currents
- Single Phase Short Circuit Calculation
- Computer Modeling of Fault Dynamics
- Practical Exercises
Design and application principles
- Device Selection Consideration
- Asymmetry in Protective Device Rating
- Fuse Application Principle
- Low and Medium Voltage Breaker Application Principles
- Sensing Elements
- Transformer Through Fault Protection
- Applications of The Differential Principle
- Time and Current Margins Between Overcurrent Devices
- Overcurrent Devices
- Principle Application and Relays
Ground Fault Protection
- Relevant Theory
- Modes of Fault Circuits
- Controlling Ground Fault Current
- Methods of Sensing Ground Fault Current
- Typical Ground Fault Protection Schemes
- Solved examples
Protection and Coordination in Power Panels
- Low Voltage Distribution Circuits
- Application of Low Voltage Fuses
- Applications of Low Voltage Circuit Breakers
- Conductor Protection
- Transformer Protection
- Solved examples
Protection and Coordination for Motor and Motor Control Center
- Relevant Theory of Induction Motors
- Overcurrent Protection Strategies
- Protection of Groups of Induction Motors
- Protection of Large Motors
- Transformer Protection
- Solved examples
Protection and Coordination in Unit Substations
- Transformer Protection
- Medium Voltage Power Fuses