The Skin Effect and the Resistance of Circular Copper Wire
Author: kegasaExecutions: 4248
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Skin depth of copper and resistance of round wire
μ0 = 4*pi*10^(-7);
ρ = 1.68*10^(-8);
ω = 2*pi*frequency;
δ = sqrt(2*ρ/(ω*μ0));
radius = radius_mm/1000;
Rdc = ρ*Length/(pi*radius^2);
if(radius > δ)
{
Rac = ρ*Length/(pi*(radius^2-(radius-δ)^2));
}
else
{
Rac = Rdc;
}
Diameter_mm = 2*radius_mm;
δmicron = δ*10^6;
ρ = 1.68*10^(-8);
ω = 2*pi*frequency;
δ = sqrt(2*ρ/(ω*μ0));
radius = radius_mm/1000;
Rdc = ρ*Length/(pi*radius^2);
if(radius > δ)
{
Rac = ρ*Length/(pi*(radius^2-(radius-δ)^2));
}
else
{
Rac = Rdc;
}
Diameter_mm = 2*radius_mm;
δmicron = δ*10^6;
| Diameter | mm |
| δmicron | μm |
| Rac | ohm |
| Rdc | ohm |
print(Diameter_mm);
print(δmicron);
print(Rac);
print(Rdc);
print(δmicron);
print(Rac);
print(Rdc);
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