Blogs

Illinois Community Solar Land Rush: What Developers & EPCs Need to Know

Q&A with Castillo Engineering Castillo Engineering has provided its design and engineering expertise in Illinois and New York for over...

PV Cable Sizing Part Three: When and When Not to Follow NEC Conductor Rating Tables

By Joe Jancauskas, Senior Electrical Engineer at Castillo Engineering First published in 1897, the National Electric Code (NEC) has been...

Castillo Engineering Completes Best Year on Record

Company grows sales by 60 percent compared to prior year Castillo Engineering announced that it had completed its best year on record...

10 Energy Storage Design Considerations That Can Make or Break your project

Unlike BESS (Battery Energy Storage Systems), solar energy systems come in a wide variety of visually apparent, unique flavors: fixed...

PV Cable Sizing, Part Two: How to Safely Reduce PV Cable Sizes While Maximizing Project Returns

By Joe Jancauskas, Senior Electrical Engineer at Castillo Engineering While moderately oversizing your solar panel cables can ensure fire...

Top 5 Battery Energy Storage System (BESS) Design Essentials

With the price of lithium battery cell prices having fallen by 97% over the past three decades, and standalone utility-scale storage...

PV Cable Sizing, Part One: Inverter Output Conductor Sizing

By Joe Jancauskas, Senior Electrical Engineer at Castillo Engineering Second to only PV module ratings, nothing changes faster than...

2 Ways Solar-Plus-Storage System Design Flexibility Can Reduce Project Time & Costs

The solar industry is often referred to as the “solar coaster” due to its seemingly constant changes as permitting requirements...

Solar Project Optimization: It Never Stops & Why That’s a Good Thing

How You Can Reduce Costs & Improve Performance at Any Stage of a Solar Project While “project optimization” and “value engineering” are...

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