Electromagnetics & Circuits
Power Electronics Simulators
A focused Electromagnetics & Circuits hub for power electronics tools, keeping related formulas, assumptions, and engineering checks together.
38 simulators
Adjacent categories
Simulator list
Arc Flash Hazard Analysis Tool — IEEE 1584 Incident Energy Calculator
Power Electronics
Calculate arc flash incident energy and required PPE instantly. Enter voltage, fault current, and distance per IEEE 1584-2018 for fast, accurate safety analysis.
Boost Converter Duty Cycle Simulator
Power Electronics
Estimate ideal output voltage, inductor ripple, and switch stress for a boost converter from input voltage, duty, inductance, frequency, and load.
Buck Converter Ripple Simulator
Power Electronics
Buck Converter Ripple Simulator compares how electromagnetic, circuit, and transmission conditions shifts as the main assumptions change.
Busbar Sizing Simulator
Power Electronics
Size the copper and aluminium busbars that distribute heavy currents inside switchgear and distribution panels.
Cable Voltage Drop Simulator
Power Electronics
When a load current flows through a power cable, the conductor's resistance pulls the voltage down.
PMSM Electric Motor Design Calculator
Power Electronics
Design PMSM motors with our dq-axis calculator. Model SPM/IPM types, adjust parameters, and compute torque, losses, and efficiency instantly.
Electric Motor Torque Simulator
Power Electronics
Calculate and visualize DC/BLDC motor torque, speed, and efficiency characteristics. Find operating point with load torque.
Electric Power Calculator — Phasor Diagram, Power Triangle & AC Power
Power Electronics
Visualize AC power relationships in real-time. Adjust voltage, current, and power factor to see dynamic phasor diagrams and the P-Q-S power triangle.
AC Induction Motor Simulator — Torque-Speed Curve & Efficiency
Power Electronics
Simulate three-phase AC induction motor performance. Set circuit parameters to compute real-time torque-speed curves, efficiency, and power factor.
Flyback Converter Simulator
Power Electronics
Flyback Converter Simulator focuses on electromagnetic, circuit, and transmission conditions, giving a compact read on the current case and the trend that matters next.
High-Voltage Lightning Arrester Rating Simulator
Power Electronics
High-Voltage Lightning Arrester Rating Simulator: Design ZnO/MOV surge arresters for transmission systems per IEC 60099.
Three-Phase Induction Motor Calculator
Power Electronics
Calculate and visualize torque-speed curves for three-phase induction motors. Input circuit parameters to analyze performance and pull-out torque.
Lightning Protection Design Calculator — Rolling Sphere & Protection Angle
Power Electronics
Calculate lightning protection zones using rolling sphere, angle, or mesh methods per IEC 62305. Supports levels I-IV with automatic ground resistance.
Power System Load Flow Calculator (Gauss-Seidel)
Power Electronics
Calculate power flow in a 3-bus system using the Gauss-Seidel iterative method. Computes bus voltages, phase angles, line flows P/Q/S, and system losses in per-unit.
Transformer Design Calculator — Turns Ratio, Efficiency & Voltage Regulation
Power Electronics
Calculate transformer parameters instantly: turns ratio, currents, losses & regulation. Input voltages and capacity for quick design results.
Power MOSFET Switching Loss Simulator
Power Electronics
Power MOSFET Switching Loss Simulator compares how heat transfer, temperature difference, and cooling margin shifts as the main assumptions change.
DC Motor Speed-Torque Characteristics Simulator
Power Electronics
Simulate DC motor performance: real-time speed-torque curves, efficiency, and starting current for PM, shunt, series, and BLDC motors.
Motor Starting Current Simulator
Power Electronics
Motor Starting Current Simulator: Calculate the large starting current (inrush current) that flows the instant a three-phase induction motor is conne…
Per-Unit System Simulator — Power System p.u. Value Conversion
Power Electronics
Per-unit (p.u.) calculator for three-phase grids. Derive Z_base, I_base from V_base, S_base and normalize V, Z into dimensionless per-unit values in real time.
Power Cable Ampacity Simulator
Power Electronics
Power Cable Ampacity Simulator: Design the ampacity — the maximum continuous current a power cable can carry.
Power Electronics Converter Calculator
Power Electronics
Calculate duty cycle, current/voltage ripple, and CCM/DCM mode for Buck, Boost, and Buck-Boost converters. Real-time results and waveform display.
Power Factor Correction Capacitor Calculator
Power Electronics
Calculate required capacitor bank size (kvar & μF) instantly. Input power, current PF, target PF, and voltage. Optimize your electrical system efficiency.
Switching Power Supply Designer — DC-DC Converter Calculator
Power Electronics
Calculate inductor, capacitor, duty cycle, and efficiency for Buck, Boost, and Buck-Boost DC-DC converters.
Power System Load Flow Calculator
Power Electronics
Simulate a 3-bus power network. Adjust generators, loads, and lines to instantly compute voltages, phase angles, and active/reactive power flows.
Rectifier Ripple Voltage Simulator
Power Electronics
Rectifier Ripple Voltage Simulator focuses on nearby design assumptions and key metrics, giving a compact read on the current case and the trend that matters next.
Servo Motor Torque-Speed Curve Calculator
Power Electronics
Interactive calculator to plot servo motor torque-speed curves, power, and efficiency. Adjust key parameters with sliders for real-time analysis.
Short-Circuit Current Calculator (Symmetrical & Asymmetrical Faults)
Power Electronics
Calculate three-phase, SLG, LL, and DLG fault currents in real-time using the symmetrical component method. Includes transformer %Z and cable length.
Stepper Motor Calculator
Power Electronics
Calculate stepper motor step angle, torque, speed curves & resonance frequency. Real-time visualization for engineers and designers.
Symmetrical Components Simulator — Positive/Negative/Zero Sequence Decomposition
Power Electronics
Symmetrical Components Simulator — Positive/Negative/Zero Sequence Decomposition focuses on nearby design assumptions and key metrics, giving a compact read on the curre…
Synchronous Machine Load Angle Simulator
Power Electronics
Synchronous Machine Load Angle Simulator: A tool to calculate how much power a round-rotor synchronous machine connected to the grid transfers throug…
Three-Phase Power Calculator — Active, Reactive & Apparent Power
Power Electronics
Calculate three-phase power (P, Q, S) and PF correction capacitance instantly.
Thyristor Phase Control (Firing Angle) Simulator
Power Electronics
Explore phase control: delay the firing angle of a thyristor (SCR) to adjust the power delivered to a resistive load.
Transformer Design Calculator
Power Electronics
Design transformers with precision using our free online calculator.
Transformer Efficiency Simulator — Core Loss, Copper Loss & Optimal Load
Power Electronics
Simulate transformer efficiency in real time. Adjust turns ratio, capacity & load to compute core loss, copper loss, and find the optimal load point.
Transformer Voltage Regulation Simulator
Power Electronics
Transformer Voltage Regulation Simulator focuses on nearby design assumptions and key metrics, giving a compact read on the current case and the trend that matters next.
Ferranti Effect Simulator
Power Electronics
Ferranti Effect Simulator focuses on nearby design assumptions and key metrics, giving a compact read on the current case and the trend that matters next.
Wireless Power Coupling Coefficient & Q-Factor Simulator
Power Electronics
Design a two-coil magnetic-resonance link (Kurs–Soljacic) as used in Qi phone charging and EV wireless power transfer.
Wireless Power Transfer Simulator
Power Electronics
Design a wireless power transfer (WPT) link that sends power across an air gap with no wires, using the magnetic field shared between two coils.
About this category
Browser-based Power Electronics tools for power electronics tools, keeping related formulas, assumptions, and engineering checks together — free, no signup, with real-time results, formulas, and worked examples. Use the list above, the search box, or the adjacent categories to pick a simulator.