National Renewable Energy Laboratory

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671 repositories

OpenStudio-HPXML
Public
Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.
Ruby
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Other
•24•49•112•22•Updated Mar 13, 2025Mar 13, 2025
resstock
Public
Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.
Ruby
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Other
•77•120•66•25•Updated Mar 13, 2025Mar 13, 2025
GreenHEART
Public
Python
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Other
•17•5•41•2•Updated Mar 13, 2025Mar 13, 2025
R2X
Public
Model translation framework
Python
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BSD 3-Clause "New" or "Revised" License
•17•11•16•3•Updated Mar 13, 2025Mar 13, 2025
REopt.jl
Public
Julia
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Apache License 2.0
•33•27•82•34•Updated Mar 13, 2025Mar 13, 2025
dgen
Public
The Distributed Generation Market Demand (dGen) model simulates customer adoption of distributed energy resources (DERs) for residential, commercial, and industrial entities in the United States and other countries.
Python
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BSD 3-Clause "New" or "Revised" License
•153•64•18•8•Updated Mar 13, 2025Mar 13, 2025
openstudio-standards
Public
Ruby
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Other
•65•89•55•9•Updated Mar 13, 2025Mar 13, 2025
dw-tap-api
Public
HTML
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BSD 3-Clause "New" or "Revised" License
•8•2•28•1•Updated Mar 12, 2025Mar 12, 2025
turbine-models
Public
Documentation for the turbine models in this repository is available below.
Python
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BSD 3-Clause "New" or "Revised" License
•40•61•13•0•Updated Mar 12, 2025Mar 12, 2025
thevenin
Public
Equivalent circuit models in Python
battery model ecm circuit electrical
Python
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BSD 3-Clause "New" or "Revised" License
•8•1•0•0•Updated Mar 12, 2025Mar 12, 2025
OpenStudio-ERI
Public
Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.
Ruby
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Other
•17•21•6•4•Updated Mar 12, 2025Mar 12, 2025
ComStock
Public
National scale modeling of the U.S. commercial building stock supported by U.S. DOE, LADWP, and others and maintained by NREL
Ruby
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Other
•26•38•48•12•Updated Mar 12, 2025Mar 12, 2025
SAM
Public
System Advisor Model (SAM)
C++
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BSD 3-Clause "New" or "Revised" License
•185•364•77•8•Updated Mar 12, 2025Mar 12, 2025
ssc
Public
SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM
C++
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BSD 3-Clause "New" or "Revised" License
•105•81•30•5•Updated Mar 12, 2025Mar 12, 2025
BESTEST-GSR
Public
Ruby
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Other
•7•7•6•0•Updated Mar 12, 2025Mar 12, 2025
REopt_API
Public
The model for the REopt API, which is used as the back-end for the REopt Webtool (reopt.nrel.gov/tool), and can be accessed directly via the NREL Developer Network (https://developer.nrel.gov/docs/energy-optimization/reopt)
nrel renewable-energy reopt-lite-api reopt-api reoptjl optimization
Python
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Other
•56•95•44•13•Updated Mar 12, 2025Mar 12, 2025
ampworks
Public
Battery data analysis tools in Python
experiment data battery analysis ica lithium-ion gitt dqdv lab-scale model-parameters
Python
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BSD 3-Clause "New" or "Revised" License
•0•2•0•0•Updated Mar 12, 2025Mar 12, 2025
openstudio-ee-gem
Public
Ruby
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Other
•7•2•5•3•Updated Mar 12, 2025Mar 12, 2025
HPC
Public
A collection of various resources, examples, and executables for the general NREL HPC user community's benefit. Use the following website for accessing documentation.
training laboratory performance energy hpc lab slurm national computing high
Jupyter Notebook
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Other
•76•122•59•13•Updated Mar 12, 2025Mar 12, 2025
HOPP
Public
Python
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BSD 3-Clause "New" or "Revised" License
•54•26•62•3•Updated Mar 12, 2025Mar 12, 2025
Industrial-Emissions-Inventory
Public
Python
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MIT License
•5•1•0•0•Updated Mar 12, 2025Mar 12, 2025
EnergyPlus
Public
EnergyPlus™ is a whole building energy simulation program that engineers, architects, and researchers use to model both energy consumption and water use in buildings.
C++
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Other
•425•1.2k•905•42•Updated Mar 12, 2025Mar 12, 2025
ninterp
Public
Numerical interpolation in N-dimensions over rectilinear grids
rust interpolation numerical-analysis multidimensional multilinear
Rust
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BSD 3-Clause "New" or "Revised" License
•6•3•1•0•Updated Mar 12, 2025Mar 12, 2025
floris
Public
A controls-oriented engineering wake model.
Python
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BSD 3-Clause "New" or "Revised" License
•172•235•69•20•Updated Mar 12, 2025Mar 12, 2025
hercules
Public
Hercules
Jupyter Notebook
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Apache License 2.0
•15•4•27•5•Updated Mar 12, 2025Mar 12, 2025
OCHRE
Public
A Python-based building energy modeling (BEM) tool designed to model flexible loads in residential buildings
buildings residential load-shifting distributed-energy-resources residential-controls
Python
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BSD 3-Clause "New" or "Revised" License
•23•56•82•4•Updated Mar 12, 2025Mar 12, 2025
OpenStudio-server
Public
The OpenStudio Server is a docker or Helm deployable instance which allows for large-scale parametric analyses of building energy models using the OpenStudio or URBANopt CLIs.
Ruby
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Other
•25•50•5•2•Updated Mar 12, 2025Mar 12, 2025
NEB-Tool
Public
A user friendly, graphical, open-source application (Web/Mac/Windows) of the multiple benefits framework for non-energy benefits, incorporating additional aspects to make the tool effective for use in the United States.
TypeScript
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Other
•9•1•99•2•Updated Mar 12, 2025Mar 12, 2025
PVDegradationTools
Public
Set of tools to calculate degradation responses and degradation related parameters for PV.
python reliability degradation photovoltaic-systems pv-modules duramat
Jupyter Notebook
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Other
•18•35•30•5•Updated Mar 12, 2025Mar 12, 2025
nsrdb
Public
NSRDB data processing pipeline. Includes satellite data assimilation, cloud property prediction and gap-filling, radiative transport modeling, and data collection.
machine-learning solar-energy nrel
Python
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BSD 3-Clause "New" or "Revised" License
•16•9•2•0•Updated Mar 12, 2025Mar 12, 2025