計算
電圧降下計算のための数式と方法
電圧降下計算の数学を深く掘り下げます。単純なDC回路から複雑な三相AC システムまで、プロが使用する公式、変数、計算方法を説明します。
主要トピック
Voltage Drop Calculation Formulas Explained
Master the mathematical formulas behind voltage drop calculations for single-phase, three-phase, AC, and DC systems. Includes worked examples.
AC vs DC Voltage Drop: Key Differences
Understand the differences between AC and DC voltage drop calculations, including impedance effects, skin effect, and reactance.
Wire Sizing Methods for Voltage Drop
Learn different approaches to sizing conductors: starting with ampacity vs. starting with voltage drop limits, and when to use each method.
Temperature Effects on Conductor Resistance
How ambient and operating temperature affect conductor resistance and voltage drop. Temperature correction factors and calculations.
Voltage Drop in Three-Phase Systems
Complete guide to calculating voltage drop in 3-phase systems, including delta and wye configurations, balanced and unbalanced loads.