Models and Tools
Use models and tools developed or supported by NREL to assess, analyze, and optimize renewable energy and energy efficiency technologies for your project. Learn about NREL's tool development capabilities.
Buildings and Campuses
Evaluate residential building designs and identify the most cost-effective whole-house efficiency packages to achieve zero net energy
Get a quick, basic estimate of how various technology options can contribute to an overall climate action plan for a research campus
Detailed analysis of today's state-of-the-art building design technologies using the most sophisticated building energy use simulation techniques
Find open source software tools to support whole building energy modeling and advanced daylight analysis
Test the accuracy of energy audit software and calibration procedures for existing homes
Supercomputer calculates various building design and technology option data sets to determine how a building will respond to energy consumption
Know the industry standards for ensuring that work performed during energy upgrades in single-family homes is effective, durable, and safe.
Fuels and Vehicles
Find alternative fueling stations near an address or ZIP code or along a route in the United States
Get information, data, and tools to find ways to reduce petroleum consumption through the use of alternative and renewable fuels, advanced vehicles, and other fuel-saving measures
Mathematical model creates an optimal vehicle acquisition strategy for a given goal, such as petroleum or greenhouse gas reduction
Explore a map containing alternative fueling stations, concentrations of alternative fueled vehicles, and other related data
Renewable Energy Data
Interactive map of locations where biomass feedstocks can be used for biofuels production
Data map showing where biomass feedstocks can be used for power production
Summarize overall energy consumption and establish and visualize a preliminary baseline for energy reduction calculations
Helps developers access and use energy data via Web services, including renewable energy and alternative fuel data
Open data platform that provides energy information and links data together
Layered maps of basic renewable energy resource data
Optimize and visualize the build-out of U.S. electricity generation and transmission systems
Access an extensive collection of renewable energy resource data, maps, and tools
Renewable Energy Technologies
Examine, distribute, and analyze geothermal resources and identify sites for geothermal development.
Evaluate design options for both off-grid and grid-connected power systems for remote, stand-alone, and distributed generation applications
Analyze the economic impacts of constructing and operating power generation and biofuel plants at the local and state level
Shows sites for developing utility-scale solar power
Visualize data and analyze the potential for wind energy.
Maps and validation to help states and regions build capacity to support and accelerate wind energy deployment
A collaborative effort among government, industry, and the public to compile a comprehensive database of PV installation data for the United States, providing PV system price and installed capacity data at the state level.
Create hour-by-hour performance simulations that provide estimated monthly and annual energy production in kilowatts and energy value.
Early screening tool that identifies and prioritizes renewable energy projects using site, resource, cost, incentive, and financial data
User-guided tool exploring a range of financial scenarios to evaluate if a solar garden makes sense in your community.
Project Development and Financing
Economic cash flow model for assessing projects, designing cost-based incentives, and evaluating the impact of tax incentives or other support structures
Information on state, local, federal, and utility incentives and policies for renewable energy and energy efficiency
Evaluate the risks and investment decisions required for successful renewable energy project development
Data on current electricity prices, policies and incentives, renewable energy resources, fuel costs, and more for a particular city and state or zip code
Calculate the cost of energy of renewable electricity generation technologies such as biomass, geothermal, solar, and wind
Performance and financial model designed to help estimate costs for grid-connected power projects
Approach used to accelerate clean energy market adoption by identifying and implementing a variety of efficiency and renewable energy technologies
Find additional models and tools developed by NREL.