Sign In

Chapter 27

Transmission Line Parameters

שיקולי תכנון קו תמסורת
שיקולי תכנון קו תמסורת
Aluminum, being abundant and cost-effective, has largely replaced copper in overhead transmission lines. The popular steel-reinforced aluminum conductor ...
התנגדות והולכה
התנגדות והולכה
A conductor's DC resistance at a specific temperature depends on its resistivity, length, and cross-sectional area. Resistivity varies by conductor ...
השראות: מוליך גלילי מוצק
השראות: מוליך גלילי מוצק
To calculate a solid cylindrical conductor's inductance, consider a 1-meter section of a non-magnetic current-carrying conductor with radius r, ...
השראות: קו חד פאזי ותלת פאזי
השראות: קו חד פאזי ותלת פאזי
Consider single-phase two-wire and three-phase three-wire transmission lines with equal phase spacing. The single-phase line consists of two solid ...
עכבות סדרתיות: קו תלת פאזי
עכבות סדרתיות: קו תלת פאזי
To calculate series impedances, including resistances and inductive reactances, consider a network of three-phase and N-neutral conductors grounded ...
קיבול: קו חד-פאזי וקו תלת-פאזי
קיבול: קו חד-פאזי וקו תלת-פאזי
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 ...
שאנט קבלות
שאנט קבלות
Consider a uniformly charged conductor above Earth. It induces an equal negative charge on Earth, creating electric field lines. Earth's effect is ...
JoVE Logo

Privacy

Terms of Use

Policies

Research

Education

ABOUT JoVE

Copyright © 2025 MyJoVE Corporation. All rights reserved