Discover NREL/HydroChrono Open Source project

EnergyPlus™ is a whole building energy simulation program that engineers, architects, and researchers use to model both energy consumption and water use in buildings.

1,944

EnergyPlus

OpenStudio is a cross-platform collection of software tools to support whole building energy modeling using EnergyPlus and advanced daylight analysis using Radiance.

1,117

OpenStudio

System Advisor Model (SAM)

502

SAM

A controls-oriented engineering wake model.

338

floris

This library provides a framework for assessing wind plant performance using operational assessment (OA) methodologies that consume time series data from wind plants. The goal of the project is to provide an open source implementation of common data structures, analysis methods, and utility functions relevant to wind plant OA.

208

OpenOA

This repo has been archived. Please refer to https://github.com/LBNL-ETA/Radiance/tree/master for the latest updates.

185

Radiance

156

rdtools

PV Analysis Tools in Python

vagrant-boxes

SOWFA

ReEDS-2.0

pysam

Python Wrapper for the System Advisor Model

108

HPC

A collection of various resources, examples, and executables for the general NREL HPC user community's benefit. Use the following website for accessing documentation.

Highly granular modeling of residential building stocks at national, regional, and local scales using OpenStudio/EnergyPlus.

107

resstock

A Reference Open Source Controller for Wind Turbines

105

ROSCO

PowerGridworld provides users with a lightweight, modular, and customizable framework for creating power-systems-focused, multi-agent Gym environments that readily integrate with existing training frameworks for reinforcement learning (RL). https://arxiv.org/abs/2111.05969

105

PowerGridworld

Renewable Energy Potential (reV) Model

102

reV

Examples of using the HSDS Service to Access NREL WIND Toolkit data

101

hsds-examples

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)

100

REopt_API

Toolkit for working with RADIANCE for the ray-trace modeling of Bifacial Photovoltaics

bifacial_radiance

openstudio-standards

The Super-Resolution for Renewable Resource Data (sup3r) software uses generative adversarial networks to create synthetic high-resolution wind and solar spatiotemporal data from coarse low-resolution inputs.

sup3r

SAM Simulation Core (SSC) contains the underlying performance and financial models for SAM

ssc

physics-guided neural networks (phygnn)

phygnn

DiTTo is a Distribution Transformation Tool that aims at providing an open source framework to convert various distribution systems modeling formats.

ditto

Pure-python package for map matching

floorspace.js

JavaScript

mappymatch

Directed evolution of proteins in sequence space with gradients

EvoProtGrad

PhIRE

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.

dgen

Large-scale pretraining and benchmarking for short-term load forecasting.

BuildingsBench

WEX, which is short for WxWidgets Extensions, is a cross-platform library of graphical user interface tools that extends the popular open-source project WxWidgets. WEX includes many features including the powerful DView program (https://github.com/NREL/wex/wiki/DView), which provides an easy-to-use way to visualize complex time series data.

wex

turbine-models

Documentation for the turbine models in this repository is available below.

Keras layers for end-to-end learning with rdkit and pymatgen

nfp

Machine learning predictions of bond dissociation energy

alfabet

WindSE

ParaEMT_public

Building Metadata OnTology Interoperability Framework (BuildingMOTIF). For models, see https://models.open223.info/

BuildingMOTIF

SolarPILOT power tower layout and optimization tool

SolarPILOT

A modular MATLAB toolkit for Dynamic programming (DP) and Approximate Dynamic Programming (ADP) for Adaptive Modeling and Optimization

dynamo

MATLAB

OpenStudio-server

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.

NREL's Probabilistic Resource Adequacy Suite (PRAS)

PRAS

An issue tracker for NREL's APIs available at https://developer.nrel.gov

developer.nrel.gov

HTML

gdx-pandas

Python interface to read and write GAMS GDX files using pandas.DataFrames as the intermediate data format.

Alfalfa is a web service that enables runtime interaction with building energy models (OpenStudio/EnergyPlus and FMUs compiled from Modelica or Spawn) over REST APIs.

alfalfa

Modeling of residential buildings in EnergyPlus using OpenStudio/HPXML.

OpenStudio-HPXML

A Python-based building energy modeling (BEM) tool designed to model flexible loads in residential buildings

OCHRE

Reinforcement learning for combinatorial optimization over directed graphs

graph-env

ELM is a collection of utilities to apply Large Language Models (LLMs) to energy research.

elm

A Julia package that efficiently creates representative datasets for machine learning approaches to AC optimal power flow

OPFLearn.jl

An open-source tool to quantify Solar Photovoltaics (PV) Energy and Mass Flows in the Circular Economy, from a Reliability and Lifetime approach

PyPSCAD

PV_ICE

HTML

windtools

Python tools for wind simulation setup, data processing, and analysis

PyDSS

SolTrace

MATBOX is an open-source MATLAB toolbox dedicated to microstructure analsyis of porous/heterogeneous materials

MATBOX_Microstructure_analysis_toolbox

MATLAB

REopt-Analysis-Scripts

The OpenStudio Analysis Spreadsheet is a front-end for the OpenStudio Server, allowing for users to create large-scale cloud analyses using OpenStudio measures.

OpenStudio-analysis-spreadsheet

A rich floris-driven suite for SCADA analysis

flasc

LK (Language Kit) is a simple but powerful scripting language that is designed to be small, fast, and easily embedded in other applications. The core LK engine, including lexical analyzer, parser, compiler, and virtual machine is only dependent on the Standard C++ Library (STL), making it extremely lightweight and portable.

SOWFA-6

rlmolecule

A reinforcement learning library for material and molecule optimization

GEOPHIRES v2.0: a free and open-source geothermal techno-economic simulator

GEOPHIRES-v2

Bifacial PV View Factor model for system performance calculation

bifacialvf

A repository of OpenFAST turbine models developed by NREL researchers.

openfast-turbine-models

Python files and Jupyter notebooks for processing the Annual Technology Baseline (ATB) electricity data and determining LCOE and other metrics.

ATB-calc

MoorPy

National scale modeling of the U.S. commercial building stock supported by U.S. DOE, LADWP, and others and maintained by NREL

EnergyPlusRelease

Fortran

ComStock

Set of tools to calculate degradation responses and degradation related parameters for PV.

PVDegradationTools

The Parametric Analysis Tool (PAT) is part of the OpenStudio collection of software tools.

OpenStudio-PAT

m2p

This repository is an Reinforcement Learning Platform for learning agents to control cyber-physical Power Distribution Systems resiliently. The cyber environment in based on SimPy Discrete Event Simulator, while the distribution system is backened by Open-DSS.

DSS-SimPy-RL

BACnet

Java

REopt.jl

See the https://github.com/NREL/api-umbrella repository instead.

api-umbrella-gatekeeper

JavaScript

HOPP

See the https://github.com/NREL/api-umbrella repository instead.

api-umbrella-web

Please visit http://nrel.github.io/OpenWARP/ for more information.

OpenWARP

A repository for generating ROSCO controller input files and more.

ROSCO_toolbox

HIVE™ is a mobility services research platform

hive

buildstockbatch

PyPSSE

This open-source package provides a framework for automatically detecting and extracting metadata from solar array installations in satellite images.

Panel-Segmentation

The Renewable Energy Potential(V) eXchange Tool: reVX

reVX

OpenStudio-Prototype-Buildings

Repository for managing the builds of OpenStudio Docker images.

docker-openstudio

Dockerfile

fastsim

electrolyzer

Basic progressive hedging implementation in Julia

ProgressiveHedging.jl

REsource eXtraction Tool (rex)

rex

Realistic renewable energy scenarios for stochastic grid optimization problems

powerscenarios

MATLAB

hescore-hpxml

HPXML to Home Energy Score Translator

OpenStudio measures for modeling building faults

OpenStudio-fault-measure-gem

CampusEnergyModeling

latex_editing

OpenStudio-resources

OpenStudio-ERI

Energy Rating Index (ERI) calculation via OpenStudio/EnergyPlus.

The National Renewable Energy Laboratory Wind Analysis Libray (NRWAL)

NRWAL