Renewable Energy Simulators

Predict daily biogas, methane and electricity output from anaerobic digestion of manure, food waste, sewage sludge or energy crops. Vary substrate, reactor type, HRT, te…

Design an anaerobic digestion (AD) plant that converts food waste, sewage sludge or animal manure into biogas through methane fermentation. Sliders for feedstock mass, V…

Betz Limit Simulator: calculate theoretical maximum wind turbine efficiency using power coefficient, rotor diameter, and axial induction factor analysis.

Calculate biomass energy efficiency: HHV/LHV, moisture, biogas yield, CO2 balance. For wood chips, residues. Compare emissions to oil.

Concentrated Photovoltaic (CPV) Simulator: Design CPV modules that use Fresnel lenses to concentrate sunlight 500-2000x onto III-V triple-junction cells (InG…

Francis Turbine Simulator: Design reaction turbines for hydropower with real-time performance analysis. Optimize head, flow, and efficiency parameters.'s most widely used reaction turbine for medium-head dam hydropower.

Geothermal Binary Cycle (ORC) Power Simulator compares how heat transfer, temperature difference, and cooling margin shifts as the main assumptions change.

Geothermal Heat Pump GSHP Vertical Borehole COP Simulator compares how heat transfer, temperature difference, and cooling margin shifts as the main assumptions change.

Size the vertical borehole heat exchanger (BHE) field of a ground-source heat pump using the ASHRAE/IGSHPA simplified method.

Design a Kaplan turbine, the axial-flow turbine shaped like a ship's propeller.

OTEC Ocean Thermal Energy Conversion Simulator: OTEC generates power from the modest 20°C temperature difference between tropical surface water and deep cold…

Offshore Floating Wind Turbine (Spar/Semi-Sub) Stability Simulator: A design tool for floating offshore wind turbines (FOWTs) deployed at water depths of 50-…

Trombe Wall Passive Solar Heating Simulator: A thick south-facing thermal-mass wall sits behind double glazing, soaks up the sun by day and releases the heat…

The Pelton turbine simulator computes the jet velocity, power output and hydraulic efficiency from net head, flow rate, speed ratio and bucket deflection angle in real time.

A live calculator for the J-V curve and conversion efficiency of perovskite solar cells, the fastest-rising third-generation photovoltaic technology.

Perovskite Solar Cell Efficiency Simulator focuses on nearby design assumptions and key metrics, giving a compact read on the current case and the trend that matters nex…

Explore photovoltaic cell performance. Adjust irradiance, temperature & resistance in real-time to visualize dynamic I-V and P-V curves, maximum power point, and key parameters.

Estimate solar panel output, savings, and payback period. Enter your panel specs, location, and electricity price for a personalized calculation.

Simulate solar panel I-V/P-V curves in real-time. See irradiance & temperature effects, track MPP, and estimate monthly energy yield.

Calculate solar altitude and beam irradiance instantly with our free solar radiation calculator. Perfect for PV design and building planning.

Calculate solar panel tilt, irradiance, and position with our free tool. Input location data for instant, accurate solar energy optimization.

Simulate solar thermal collector performance. Adjust area, irradiance, and temperatures to compute heat output and daily energy yield. Optimize your system design.

Calculate tidal turbine & barrage power in real-time. Compute Betz limit, AEP, LCOE, and energy output with our advanced tidal energy calculator.

Tidal Stream Turbine Cp & TSR Simulator: Compare the heart of every tidal turbine — the power coefficient Cp and the tip-speed ratio TSR — across four famili…

Explore the Cp(λ) curve, output power, solidity and annual energy of Darrieus H-rotor, φ-type, Savonius and helical vertical axis wind turbines.

Wave Energy Converter (WEC) Power Simulator: Compare the four main families of wave energy converters — Oscillating Water Column, point absorber, attenuator …

Wave Energy Converter (WEC) Power Estimation Simulator: Estimate wave power flux (kW/m), single-device and array electrical output, and annual energy product…

Explore how much the wake of an upstream turbine cuts the power of the turbines behind it.

Apply Blade Element Momentum (BEM) theory to optimize wind turbine blade design, calculating chord, twist, and power coefficient to approach the Betz limit.

Design your wind turbine power curve in real time. Adjust rotor diameter, wind speed, and Cp coefficient. Instantly calculate annual energy output.

Wind Turbine Blade Icing Energy Loss Simulator: Real-time estimator for the ice load, aerodynamic penalty, annual energy loss and value of mitigation at cold…

Simulate wind turbine power output. Adjust rotor size, Cp, and wind stats. Learn the Betz limit (59.3%) and calculate Annual Energy Production (AEP).

Calculate wind turbine energy output with real-time power curves, Cp-TSR data, and Betz limit. Explore rotor swept area and Weibull distribution.