Energy Storage Systems: What to look for

By Contributing Author July 1, 2022 When deciding which Energy Storage System (ESS) to recommend or install, it’s important to understand the differences between the offerings of various manufacturers. These differences often hold the key to deciphering Levelized Cost of Energy Storage (LCOES). One of the most helpful resources when evaluating the differences between various systems is to examine the product specification sheets.Here is a reminder about what LCOES is and how to calculate it.While it is common to make purchasing decisions based on upfront price, the LCOES considers the battery’s total capacity, the Depth of Discharge (DoD) that you intend to use, cycle life rating at the DoD considered, efficiency rating, and total ancillary costs over the life of the battery. Below is a simplified LCOES calculation.Here are some of the most important elements of a…

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