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所在平台: Udemy |
课程主页: https://www.udemy.com/course/mastering-over-current-relay-settings-part-1/
课程评论：没有评论
课程名称：掌握过流保护继电器设置（第一部分） 课程概述：过流保护是电力系统可靠性和安全性的基本方面，确保电气网络能够高效探测和隔离故障。本高级课程专为电力系统工程师、保护专家及技术专业人士设计，旨在提升参与者在过流保护系统、保护继电器及协调方面的专业知识。 课程内容： 本课程首先建立过流保护的基础，介绍用于检测和响应过量电流的基本原理和机制。通过一系列深入的讲座、实际案例和真实案例研究，您将学习以下关键主题： 1. 过流保护概述：理解过流保护在保护电气系统中的作用，掌握故障检测、隔离和及时清除等主要概念，以防止设备损坏，确保安全。 2. 保护区和重叠：探索保护区的概念，以防止设备误跳闸，理解重叠保护区是如何增强系统可靠性的。 3. 单元与馈线保护：区分单元（变压器、发电机）和馈线保护，理解两者在现代电力系统中的应用和优势。 4. 主要、备用和重复保护：定义主要和备用保护方案的角色，以及在故障情况下需要重复保护以确保保护的连续性。 5. 选择性与协调：深入探讨选择性的概念，确保在故障时仅隔离故障网络的部分，理解保护设备之间协调的原则，以最小化系统中断。 6. 分级时间和时间拨盘设置：学习如何计算和应用时间分级，以协调不同级别的继电器，理解时间拨盘设置如何影响继电器的操作时间。 7. 插头设置和插头设置倍增器（PSM）：介绍插头设置以调节继电器的工作电流，计算并应用插头设置倍增器以有效协调保护。 8. 保护系统类型：探索各种保护类型，包括瞬时、反时和确定时间继电器及其在电力系统中的应用。 9. 继电器设置案例研究：通过案例研究模拟现实世界中的继电器设置和协调，分析故障条件，运用所学知识配置继电器以实现最佳保护。 学习目标： 课程结束时，参与者将能够： - 掌握过流保护系统的基础，并清楚理解其在电力系统安全中的作用。 - 发展设计和配置各类电气安装保护系统的实际技能，包括馈线、变压器和发电机。 - 在现实场景中应用选择性、协调和分级等关键概念，以提高系统性能。 - 运用时间拨盘和插头设置调整进行继电器协调，以细化保护响应。 - 实施有效的备用策略，以确保在继电器故障情况下持续保护。 - 参与案例研究，获得在复杂电力系统中设置继电器保护方案的实践经验。
Overcurrent protection is a fundamental aspect of power system reliability and safety, ensuring that electrical networks can efficiently detect and isolate faults. This advanced course is designed for power system engineers, protection specialists, and technical professionals who are seeking to enhance their expertise in overcurrent protection systems, protection relays, and coordination.What You'll Learn:The course begins with a solid foundation in overcurrent protection, introducing the basic principles and mechanisms used to detect and respond to excessive currents. Through a series of in-depth lectures, practical examples, and real-world case studies, you will explore the following critical topics:Introduction to Overcurrent Protection:Understanding the role of overcurrent protection in safeguarding electrical systems.Key concepts such as fault detection, isolation, and clearing in a timely manner to prevent equipment damage and ensure safety.Zones of Protection and Overlap:Exploring the concept of protection zones to prevent unintended equipment tripping.Understanding how overlapping protection zones create redundancy and enhance system reliability.Unit vs. Feeder Protection:Differentiating between unit (transformer, generator) and feeder protection.Understanding the applications and benefits of both types in modern power systems.Primary, Backup, and Duplicate Protection:Defining the role of primary and backup protection schemes, and the need for duplicate protection to handle fault scenarios.Ensuring continuity of protection in case of relay or system failure.Selectivity and Coordination:Delving into the concept of selectivity, or discrimination, ensuring that only the faulty section of the network is isolated during faults.Principles of coordination between protective devices to minimize system disruptions.Grading Time and Time Dial Settings:How to calculate and apply time grading to coordinate relays at different levels.Understanding time dial settings and how they influence relay operation times.Plug Settings and Plug Setting Multiplier (PSM):Introduction to plug settings for adjusting the current at which relays operate.Calculating and applying plug setting multipliers for effective protection coordination.Types of Protection Systems:Exploring various types of protection, including instantaneous, inverse time, and definite time relays, and their respective applications in power systems.Relay Settings Case Study:A hands-on case study simulating real-world relay settings and coordination for a typical electrical network.Analyzing fault conditions and applying the knowledge gained to configure relays for optimal protection.Learning Objectives:By the end of this course, participants will:Master the Fundamentals of overcurrent protection systems, gaining a clear understanding of their role in power system safety.Develop Practical Skills for designing and configuring protection systems for various electrical installations, including feeders, transformers, and generators.Apply Key Concepts such as selectivity, coordination, and grading in real-world scenarios to enhance system performance.Perform Relay Coordination using time dial and plug setting adjustments to fine-tune the protection response.Implement Effective Backup Strategies to ensure continuous protection even under relay failure conditions.Work with Case Studies that provide hands-on experience in setting relay protection schemes for complex electrical systems.
