Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Inside POWER. In ‘user mode’ (top), the user inputs parameters on the parameter input page and views the result on the result display page. In ‘system mode’ (bottom), POWERD controls the entire process and calls programs to process input data and create output files.
