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Occasionally an optimized system will show an warning icon.  These warnings will typically appear in the "Sensitivity Results" and "Opt...
HOMER calculates the IRR, Simple payback, and Discounted payback by comparing 2 systems. For these metrics to make sense, the Base case syst...
Question: I am designing a hybrid PV-Diesel system with storage. I have a question concerning the simulation results. The renewable fract...
HOMER currently assumes 100% availability (excluding resource limitations) for every component, including the grid. We plan to change tha...
There are two approaches for doing this: METHOD 1: You can allow the grid to purchase electricity from your system, even when using an...
Yes, but it assumes that all prices escalate at the same rate. With that assumption, inflation can be factored out of the analysis simply by...
Yes. To add a fuel cell to your system in HOMER, add a generator, indicate that it produces DC power, and enter appropriate cost and fuel...
Yes. Pick two systems that you want to compare from the Optimization Results and divide the difference in capital costs by the difference in...
Yes. Just click the HTML Report button in the Simulation Results window: HOMER will create an HTML-format report containing all the in...
The PV cell temperature is the temperature of the surface of the PV array. During the night it is the same as the ambient temperature, bu...
There are good reasons why you might want to enter multiple values for a particular input variable. First, you might be uncertain as to w...
This Software License Agreement ("_AGREEMENT_") is an agreement between you ("_LICENSEE_") and HOMER Energy, LLC ("_LICENSOR_") that sets...
The Smart Energy 25 is a 25 kWh, 100 kW carbon fiber flywheel. It is an AC device, but HOMER will connect it to the DC bus because it canno...
Applies to all HOMER versions This article explains how to create a new user account at users.homerenergy.com [http://users.homerenergy.co...
Applies to all HOMER versions All versions of HOMER are native to the Windows operating system. However, many users have been able to use ...
Applies to HOMER 2 This article explains how to install add-on library components in the HOMER 2 (v.2.81) library. Add-on library componen...
This article explains how to create and print a quote for the purchase of HOMER 2 at the HOMER users website, users.homerenergy.com. Most of...
This series of 12 videos will help HOMER 2 users understand some of the major differences between HOMER 2 and HOMER Pro and will help you ge...
These 3 videos demonstrate how to download and install HOMER Pro, how to obtain your evaluation license for it, and how to use your evaluati...
WHAT IS THE PRICE OF HOMER PRO? WHAT ARE THE SYSTEM REQUIREMENTS FOR HOMER PRO? WHY DOESN'T HOMER PRO RUN ON WINDOWS XP? HOW DO I DOWNLOA...
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