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Electrical-design-of-long-distance-HV-transmission-systems

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Electrical-design-of-long-distance-HV-transmission-systems

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Ngày đăng: 02/07/2018, 23:58

Xem thêm: Electrical-design-of-long-distance-HV-transmission-systems, 7 CONSTRUCTION, OPERATION, AND MAINTENANCE, 5 DESIGN, CONSTRUCTION, OPERATION, AND MAINTENANCE CONSIDERATIONS, FIGURE 1.6-1 Lattice (left) and Monopole (right) Towers, FIGURE 1.7-6 Hole Being Drilled for Footing Leaves a Mound of Dirt, Rocks, and Clay

Mục lục

  • NOTATION

  • 1 ELECTRICITY TRANSMISSION SYSTEM OVERVIEW

    • 1.1 INTRODUCTION

    • 1.2 NORTH AMERICAN TRANSMISSION GRID

    • 1.3 RELIABILITY AND CONGESTION ISSUES

      • 1.3.1 Transmission Constraints and Their Effects on Operations and Reliability

      • 1.3.2 Thermal Constraints

      • 1.3.3 Voltage Constraints

      • 1.3.4 System Operating Constraints

        • 1.3.4.1 Parallel Flows

        • 1.3.4.2 Operating Security

        • 1.3.4.3 System and Voltage Stability

        • 1.4 ALTERNATIVES TO TRANSMISSION LINE EXPANSION

          • 1.4.1 Permit Higher Line Operating Temperatures

          • 1.4.2 Improve Transmission Line Real-Time Monitoring

          • 1.4.3 Uprate Substation Equipment

          • 1.4.4 Reconductor Existing Transmission Lines

          • 1.4.5 Install Phase-Shifting Transformers

          • 1.4.6 Install Capacitors for Reactive Power Support

          • 1.4.7 High-Temperature Superconducting Technologies

          • 1.5 TRANSMISSION LINE DESIGN SPECIFICATIONS

            • 1.5.1 Overall Descriptive Specification

            • 1.5.2 Tower Specifications

            • 1.5.3 Minimum Clearances

            • 1.5.4 Insulators

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