Energy Software
Disk-Based Tools
- Environmental Energy Technologies Division (EETD) Software
- An ever more complete listing of Division software.
- U. S. Department of Energy Building Tools Directory
- An electronic directory providing information about the range of buildings-related energy tools available to the buildings industry. These tools include databases, spreadsheets, component and system analysis, and whole-building energy performance simulations programs.
Web-Based Tools
An increasing number of energy calculators can be found on the Web. Many are limited to a single equipment type, fuel, or locality. For example, a number of energy utilities now offer web-based calculators that apply to individual fuels or local conditions.
The following list focuses on the more widely applicable calculators:
- Energy Depot (Enercom)
- Energy Guide (Nexus)
- Fuel Surcharge Index
- Accurate fuel surcharge rates by run lane, run radius, and Interstate run based on fuel prices where a freight load will run.
- Home Energy Checkup
- Get instant feedback on how much money you'll save through various choices in the Alliance to Save Energy's interactive Home Energy Checkup.
- Home Energy Saver
- ORNL Calculators (Oak Ridge National Lab)
- Solar Calculator
- Find out quickly how much solar energy you can generate. The tool takes into account the individual specifics of your roof and location to provide solar power yield with high accuracy.
- The Tariff Analysis Project (T.A.P.)
- A comprehensive data warehouse of electric combined with a variety of query and analytical tools.





