Double Circuit Transmission Line Inductance Calculator Double Circuit Transmission Line Inductance Calculator This calculator estimates the total inductance of a double circuit transmission line using: $$ L’ = 2\times10^{-7}\ln\!\left(\frac{D_{\text{eff}}}{r}\right) \quad \text{(H/m)} $$ and $$ L_{\text{total}} = L’ \times L_{\text{line}} $$ * Enter the effective spacing \( D_{\text{eff}} \) (mm), the conductor GMR \( r \) […]
Capacitance and Inductance from Reactance Calculator Reactance-Based Component Calculator Calculate the required inductance or capacitance from a given reactance and frequency. For an inductor: \(X_L = 2\pi f L\) so \(L = \frac{X}{2\pi f}\). For a capacitor: \(X_C = \frac{1}{2\pi f C}\) so \(C = \frac{1}{2\pi f X}\). Step 1: Enter Parameters Frequency, \( f […]
Inductance of Electrode or Straight Wire Calculator Inductance of Electrode or Straight Wire Calculator Calculate the self‑inductance using: $$ L = \frac{\mu_0\, l}{2\pi}\left[\ln\!\left(\frac{2l}{a}\right) – 1\right] $$ * Enter the wire (electrode) length \(l\) and radius \(a\) in millimeters (mm). They are converted to meters automatically; the result is in microhenries (µH). Step 1: Enter Parameters […]
Circuit Parallel Inductance Calculator Circuit Parallel Inductance Calculator Calculate the equivalent inductance for inductors connected in parallel: $$ \frac{1}{L_{\text{eq}}} = \frac{1}{L_1} + \frac{1}{L_2} + \cdots + \frac{1}{L_n} $$ * Enter inductance values in henries (H), separated by commas. Step 1: Enter Inductor Values Inductance Values (H): Enter values separated by commas. e.g., 0.01, 0.02, 0.03 […]
DC Voltage Drop Across an Inductor Calculator DC Voltage Drop Across an Inductor Calculator During a transient, the voltage across an inductor is given by: $$ V = L \times \frac{\Delta I}{\Delta t} $$ * Enter the inductance (H), the change in current (A), and the time interval (s) over which the current changes. Step […]
Asymmetrical Transposed Three Phase Transmission Line Inductance Calculator Asymmetrical Transposed Three Phase Transmission Line Inductance Calculator This calculator estimates the per‑unit‑length inductance using: $$ L’ = 2 \times 10^{-7}\ln\!\left(\frac{D_m}{r’}\right) \quad\text{(H/m)} $$ with total inductance: $$ L_{\text{total}} = L’ \times L_{\text{line}} $$ * Input the line length (km), the three inter‑conductor distances (mm), and the conductor […]
Single Phase Transmission Line Inductance Calculator Single Phase Transmission Line Inductance Calculator Calculate the total inductance using: $$ L_{\text{total}} = \left(2 \times 10^{-7} \ln\!\left(\frac{D}{r}\right)\right) \times L $$ * Enter the line length, conductor spacing, and conductor radius in millimeters (mm). They are converted to meters, and the result is displayed in microhenries (µH). Step 1: […]
Inductive Reactance Calculator Inductive Reactance Calculator Calculate the inductive reactance using: $$ X_L = 2\pi f L $$ * Enter the operating frequency (Hz) and inductance (H) to get the reactance in ohms (Ω). Step 1: Enter Parameters Frequency, \( f \) (Hz): e.g., 1000 Hz Inductance, \( L \) (H): e.g., 0.01 H (10 […]
Inductor Quality Factor Calculator Inductor Quality Factor Calculator Calculate the quality factor using: $$ Q = \frac{2\pi f L}{R} $$ * Enter the operating frequency \( f \) (Hz), the inductance \( L \) (H), and the series resistance \( R \) (Ω). Step 1: Enter Parameters Frequency, \( f \) (Hz): e.g., 1000 Hz […]
Air Core Inductor Inductance Calculator Air Core Inductor Inductance Calculator Calculate the inductance using: $$ L = \mu_0\,\frac{N^2\,A}{l} $$ where \( A = \pi\left(\frac{d}{2}\right)^2 \) * Enter the number of turns \(N\), coil diameter \(d\) (mm), and coil length \(l\) (mm). Values are converted to SI units, and the result is displayed in microhenries (µH). […]