The U.S. Department of Energy and the national labs have released updated versions of their open-source, whole-building energy modeling tools: the EnergyPlus engine and the OpenStudio software development kit (SDK) and Application.
EnergyPlus 9.0.1 is a traditional update that resolves over 70 bugs and issues, while adding new features. The new features include:
· WinCalc engine integration
· ASHRAE Fan Energy Index (FEI) calculations
· Inclusion of fan heat in cooling coil sizing calculations
· AirflowNetwork enhancements to allow multiple primary air loops
OpenStudio 2.7.0 supports EnergyPlus version, 9.0.1. The new release includes improvements to the Application Programming Interface (API), Command Line Interface (CLI), and the OpenStudio Standards gem. New features include:
· API access to multiple HVAC air-loops per zone
· API access to ExternalFile and ScheduleFile objects
· CLI access to custom Ruby gems
· OpenStudio Server enhancements for Resque job-queuing environments
· Miscellaneous OpenStudio Standards fixes and new feature for commercial prototype building models
Both EnergyPlus and OpenStudio are available for Windows, Mac OS X, and Linux Ubuntu platforms.
Related Stories
Codes and Standards | Aug 11, 2021
Decentralized approach to codes means emissions reduction responsibility falls on local officials
Efficiency advocates focusing more on local code amendments.
Codes and Standards | Aug 10, 2021
Dept. of Energy issues model energy code determinations for commercial, residential buildings
2021 IECC offers 9.4% site energy savings.
Digital Twin | Aug 9, 2021
Digital Twin Maturity white paper offers guidance on digital twin adoption
Provides lifecycle map and an approach for incorporating digital twins.
Codes and Standards | Aug 5, 2021
Contractors can be liable for building failures many years after project completion
Personal injury suits could be brought decades after substantial completion.
Codes and Standards | Aug 4, 2021
Mass timber is a natural choice for building recycling through deconstruction
Designing wood buildings to optimize recovery of materials for disassembly aids carbon sequestration.
Codes and Standards | Aug 3, 2021
Dept. of Energy releases initial version of the Spawn of EnergyPlus software
Targets new use cases in advanced controls, district systems, and grid integration.
Codes and Standards | Aug 2, 2021
Several U.S. cities among most expensive places to build in the world
San Francisco, New York, and Boston head the domestic list.
Codes and Standards | Jul 28, 2021
American Concrete Institute creates new director of innovative concrete technology post
Aim is to attract emerging technologies for development.
Codes and Standards | Jul 28, 2021
Higher ed faces infrastructure backlog of $112.3 billion
Study recommends integrated strategic planning for best results.
Codes and Standards | Jul 27, 2021
Add a wobbly moon to flooding risk factors
Earth satellite’s orbit variations will lead to sunny-day flooding in the mid-2030s.