4.2 Conductor material used in overhead transmission line | EE404 |
UNIT 4 | POWER SYSTEM I
4.2 Conductor material used in overhead transmission line
Embark on a journey into the backbone of power transmission as we unravel the intricacies of insulator design and the mechanical dynamics shaping transmission lines. From conductor materials to sag tension calculations, atmospheric influences, and insulator efficiencies, each module explores essential components crucial to ensuring the reliability and efficiency of transmission systems.
4.1 Introduction to Insulator & Mechanical Design of Transmission Line: Embark on an insightful journey as we delve into the crucial aspects of insulator design and the mechanical intricacies of transmission lines.
4.2 Conductor Material Used in Overhead Transmission Line: Explore the diverse types of conductors and the materials that form the backbone of overhead transmission lines.
4.2.1 Types of Conductors: Uncover the various conductor types that play a vital role in power transmission.
4.3 Types of Line Supports and Towers: Dive into the different line supports and towers that provide structural integrity to transmission lines.
4.4 Sag Tension Calculation for Transmission Line: Understand the critical calculations for sag and tension in transmission lines.
4.4.1 Support at Equal Level: Explore sag tension calculations when supports are at equal levels.
4.4.2 Support at Unequal Level: Understand the complexities of sag tension calculations with supports at unequal levels.
4.5 Effect of Atmospheric Conditions on Transmission Line: Examine the impact of atmospheric conditions, including ice loading, wind pressure, and their combined effects.
4.5.1 Effect of Ice Loading: Understand how ice loading influences transmission line performance.
4.5.2 Effect of Wind Pressure: Explore the effects of wind pressure on transmission lines.
4.5.3 Effect of Ice and Wind Loading: Analyze the combined impact of ice and wind loading.
4.6 Problems Based on Sag Tension Calculation: Challenge your knowledge with practical problems related to sag tension calculations.
4.7 String Chart: Explore the application and significance of the string chart in transmission line design.
4.8 Sag Template: Understand the practical use of sag templates in ensuring optimal transmission line design.
4.9 Vibration of Conductor and Dampers: Explore conductor vibrations and the role of dampers in mitigating these dynamic forces.
4.9.1 Types of Dampers: Learn about different damper types and their applications.
4.10 Insulators: Dive into the world of insulators, essential components in ensuring the electrical integrity of transmission lines.
4.11 Insulator Materials Used for Transmission Line Insulations: Explore the materials used in insulators for effective insulation in transmission lines.
4.12 Types of Insulators for Overhead Transmission Line: Examine the various types of insulators, including pin type and suspension type, and their applications.
4.12.1 Shackle Type and Strain Type Insulator: Explore the features and applications of shackle type and strain type insulators.
4.13 Failure of Insulator: Understand the factors leading to insulator failure and the implications for transmission line reliability.
4.14 Voltage Distribution of Suspension Insulator: Analyze the voltage distribution characteristics of suspension insulators in transmission lines.
4.15 String Efficiency: Explore the concept of string efficiency and its importance in ensuring optimal insulator performance.
4.15.1 Grading of Insulator: Understand the grading of insulators for enhanced performance.
4.15.2 Shielding of Insulator: Examine the concept of shielding in insulators and its impact on overall efficiency.
4.16 Problems Based on String Efficiency: Test your understanding with practical problems related to string efficiency calculations.
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