Humanoid Robot: Balance, Joint Torque and Runtime
Wired White v1 Estimate humanoid robot battery life, ZMP balance margins and hip/knee stance torque. Animate a walking step and compare battery, gait and duty-cycle assumptions.
Engineering calcs
Calculators by WiredWhite engineers: inputs, formulas you can read, results, charts and drawings, checked against reference cases. They run in your browser.
Wired White v1 
Sun Position and Solar Irradiance Calculator
Wired White v1 Find solar elevation, azimuth and clear-sky irradiance on a tilted panel. Animate the sun path, compare panel tilts and estimate daily incident solar energy.
Orbital AI Data Center: Solar and Radiator Sizing
Wired White v1 Size solar arrays, eclipse batteries and radiators for an orbital AI data center. Compare temperature, orbit geometry, launch mass and launch-price assumptions.
Off-Grid Solar System Sizing Calculator
Wired White v1 Size an off-grid solar array, battery bank, MPPT or PWM controller and inverter from daily loads, sunless days and worst-month peak sun hours.
Litz Wire Calculator: Strand Count, Diameter and AC Resistance
Wired White v1 Find a low-loss litz strand diameter and count for your winding window. Compare equal-copper solid wire and foil, including skin effect, proximity effect and current harmonics.
Wall U-Value and Condensation Calculator
Wired White v1 Calculate a layered wall’s U-value, insulation thickness and condensation risk. See temperature, dew-point and Glaser vapour-pressure profiles through the wall.
Current-Mode Control: Slope Compensation & Type-II Design
Wired White v1 Size the slope compensation and design a Type-II voltage loop for CCM buck, boost and flyback converters. Inspect sampled-data peaking, all gain crossings, Bode plots and a linear load-step estimate.
Heat Pump Running Cost Calculator
Wired White v1 Estimate heat-pump electricity from climate and flow temperature or a supplied JAZ. Compare gas, oil and kerosene costs with dated German tariffs and carbon-price scenarios.
Conductor Ampacity Calculator: Ambient & Dynamic Line Rating
Wired White v1 Estimate overhead conductor ampacity, temperature after a current step, and thermal sag from ambient temperature, wind and sun. Includes ambient-only comparisons and an animated example day.
PMSM Efficiency Map Calculator
Wired White v1 Calculate a minimum-loss PMSM efficiency map from public nonlinear flux and loss data. Explore current and voltage limits, MTPA/MTPV guides, scaling and optional PWM losses.
Li-ion Voltage Under Load & Runtime: 2RC Cell Model
Wired White v1 Predict Li-ion cell voltage sag, cutoff time and usable capacity under constant, pulse or drive-style loads, with two RC transients and voltage relaxation.
Tolerance Stack-Up Calculator: Worst Case, RSS & Monte Carlo
Wired White v1 Analyze a signed 1D dimension chain with worst-case limits, RSS and seeded Monte Carlo. Compare assembly yield and identify the tolerances that dominate variation.
Bolt Torque and Preload Calculator
Wired White v1 Calculate bolt preload from torque or torque from target clamp force. Compare thread and bearing friction, assembly yield utilisation, friction scatter and tapped-hole stripping.
Transformer Hot Spot, Ageing and Harmonic Derating
Wired White v1 Model a 24-hour transformer load cycle, hot-spot temperature and insulation life use. Calculate harmonic loss factors and loss-based derating from a current spectrum.
PID Controller Tuning Simulator
Wired White v1 Tune a filtered PID controller on process and DC motor models. Compare step response, actuator saturation, Bode margins and a root locus with SIMC or Ziegler–Nichols settings.
Dual Active Bridge Calculator: Power, ZVS and RMS Currents
Wired White v1 Size DAB inductance and phase shift, find both bridges’ ZVS limits, and calculate RMS and peak currents. Compare SPS, EPS, DPS and TPS with animated waveforms.
EV Range and Energy Consumption Calculator
Wired White v1 Estimate EV range and battery consumption from speed, temperature, elevation and vehicle data. Compare steady driving with EPA city and highway cycles.
SMPS Input Filter Designer: Middlebrook Stability and Damping
Wired White v1 Check whether an LC input filter threatens converter stability. Compare RC and RL damping, two-stage filters, ripple attenuation, losses and small-signal transients.
LLM VRAM and Throughput Calculator
Wired White v1 Find which local LLMs fit your GPU, Mac or CPU—or which hardware fits a model. Compare KV memory, prefill, decode, runtime support and measured speed references.
CT Saturation Calculator: DC Offset, Remanence & Time
Wired White v1 Estimate CT knee crossing and fault-current distortion with DC offset, burden and remanence. Animate core flux and compare the relay current with a one-cycle Fourier estimate.
PCB Trace Width Calculator — IPC-2221 & IPC-2152
Wired White v1 Size copper PCB traces from current, temperature rise, copper weight and layer. Compare the IPC-2221 legacy formula with the named SMPS.us IPC-2152 baseline fit.
Line Impedance Calculator: GMD, GMR and Carson’s Equations
Wired White v1 Calculate overhead-line R, L and C per km from conductor positions, bundles and soil resistivity. Inspect phase and sequence impedance matrices, with Carson earth return and neutral reduction.
Inverter Loss and Heatsink Calculator
Wired White v1 Estimate IGBT inverter losses and heatsink requirements including base spreading. Compare footprint and thickness effects on resistance and hot-spot temperature.
LLC Resonant Converter Designer: Gain, ZVS and Stress
Wired White v1 Size an LLC tank, compare FHA with exact PO/NP gain, and check ZVS charge margin and component stress for half-bridge or full-bridge operation.
