Energy Simulation Software

ESim (for passive-solar, single-zone and commercial buildings)

SolarSim (for solar thermal, solar photovoltaic and wind energy systems)

LightSim (for daylighting analysis)

LightCalc (for evaluating energy and maintenance costs of electrical lighting options)

HeatSim (for calculating savings from insulating hot objects and pipes)

CoolSim (for calculating the fraction of time that a cooling tower can supply water at or below a target temperature)

AirSim (for simulating air compressor performance)

DuctDesigner (for sizing ducts and fittings and calculating total pressure drop at the fan)