Big Ladder Software Peter Ellis, President of Big Ladder, founded the company in 2009 after a six-year career at the National Renewable Energy Laboratory in Golden, Colorado Today we are a team of programmers, engineers, and scientists with a unique combination of expertise in software development, computer simulation, and building science
EnergyPlus - Big Ladder Software Big Ladder officially joined the EnergyPlus Development Team as a contractor to the National Renewable Energy Laboratory (NREL) in June 2014 We have a productive collaboration with the team as we continue our efforts to improve the EnergyPlus engine, make it easier to use, and develop tools and resources around it
Euclid - Big Ladder Software Because NREL no longer supports Legacy OpenStudio, Big Ladder Software has taken over maintenance, development, and support of the extension–now renamed as Euclid Just like its precursor, Euclid will continue to support reading and writing of EnergyPlus geometry in its native IDF format, but will also add new features and capabilities to
Elements - Big Ladder Software Elements was developed by Big Ladder Software with the generous funding and collaboration of Rocky Mountain Institute Features Major features include capabilities to: Read write common weather file formats DOE-2 ( bin, fmt) EnergyPlus ( epw) Browse edit weather data Smart spreadsheet editor; Automatic preservation of psychrometric and
EnergyPlus Weather File (EPW) Data Dictionary [LINK] - Big Ladder Software : Weather Codes Field Interpretation For example, a Present Weather Observation (previous field) of 0 and a Present Weather Codes field of 929999999 notes that there is heavy rain for this data period (usually hourly but depends on the number of intervals per hour field in the “Data Periods” record)
Modelkit for EnergyPlus | Live Webinars | 2025 May This one-day workshop teaches you to use the Modelkit framework developed by Big Ladder Software for generating EnergyPlus input files We cover the basics of how Modelkit uses the Ruby programming language in combination with a library of templates to highlight the benefits of these features
Big Ladder Software Big Ladder Software offers commercial-grade training services for engineers and practitioners of building energy modeling with hands-on exercises and interactive lectures
Group – Zone Forced Air Units [LINK] - Big Ladder Software Group – Zone Forced Air Units ZoneHVAC:IdealLoadsAirSystem The simplest piece of zone equipment is the ZoneHVAC:IdealLoadsAirSystem component ZoneHVAC:IdealLoadsAirSystem is used in situations where the user wishes to study the performance of a building without modeling a full HVAC system In such a case, the Ideal Loads Air System is usually the sole conditioning component: the user does
EnergyPlus EMS Controls | Live Webinars | 2025 February Aaron Boranian is the lead instructor at Big Ladder Software He has been developing our training material and delivering workshops for over 7 years In that time, he has taught more than 750 students across over 75 workshops on building energy modeling in the US and internationally