5

High-Voltage Transmission

Ravi S. Gorur,     Department of Electrical Engineering, Arizona State University, Tempe, Arizona, USA

5.1. Introduction

5.2. Design Considerations for Overhead Lines

5.2.1. Types of Outdoor Insulators

5.3. Stresses Encountered in Service

5.4. Insulator Performance

5.4.1. Electrical Performance

5.4.2. Mechanical Performance

5.4.3. Role of Insulators on Power System Reliability

5.4.4. Mechanical and Electrical Ratings of Insulators

5.4.5. Methods to Improve Performance Under Contaminated Conditions

5.5. Established Methods Employed for Installations In-Service

5.5.1. Insulator Cleaning

5.6. Newer Developments to Improve Performance of Installations In-Service

5.6.1. Silicone Rubber Coatings

5.6.2.  ...

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