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Chapter 27

Transmission Line Parameters

Transmission Line Design Considerations
Transmission Line Design Considerations
Aluminum, being abundant and cost-effective, has largely replaced copper in overhead transmission lines. The popular steel-reinforced aluminum conductor ...
Resistance and Conductance
Resistance and Conductance
A conductor's DC resistance at a specific temperature depends on its resistivity, length, and cross-sectional area. Resistivity varies by conductor ...
Inductance: Solid Cylindrical Conductor
Inductance: Solid Cylindrical Conductor
To calculate a solid cylindrical conductor's inductance, consider a 1-meter section of a non-magnetic current-carrying conductor with radius r, ...
Inductance: Single-Phase And Three-Phase Line
Inductance: Single-Phase And Three-Phase Line
Consider single-phase two-wire and three-phase three-wire transmission lines with equal phase spacing. The single-phase line consists of two solid ...
Series Impedances: Three-Phase Line
Series Impedances: Three-Phase Line
To calculate series impedances, including resistances and inductive reactances, consider a network of three-phase and N-neutral conductors grounded ...
Capacitance: Single-Phase And Three-Phase Line
Capacitance: Single-Phase And Three-Phase Line
Consider a single-phase two-wire transmission line with equal phase spacing energized by a voltage source. One conductor carries a uniform charge, and its ...
Shunt Admittances
Shunt Admittances
Consider a uniformly charged conductor above Earth. It induces an equal negative charge on Earth, creating electric field lines. Earth's effect is ...
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