Technical Articles

Read up on codes, standards, and best practices for solar, energy storage, and microgrids

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11.21.2025
Case Study
Providing Islanding Capability to an Island Community at the Orcas Center

Lucas Miller

“Most of the time, it feels like we’re on the mainland,” said former Executive Director Dimitri Stankevich. “But in a large-scale emergency, we become very isolated here.” Powered by a single undersea transmission line and accessible only by ferry or small plane, Orcas Island is uniquely vulnerable to disruption. In the event of an earthquake,…
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Case Study – 11.21.2025

Providing Islanding Capability to an Island Community at the Orcas Center

Lucas Miller

“Most of the time, it feels like we’re on the mainland,” said former Executive Director Dimitri Stankevich. “But in a large-scale emergency, we become very isolated...

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Microgrids – 11.12.2025

An Introduction to Microgrid Systems

Tyson Bittrich

Within the commercial and industrial renewable energy sector, few terms have garnered more attention lately than the system label ‘microgrid’. This article aims to provide an...

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Mayfield Updates – 10.9.2025

Mayfield Renewables Introduces Jon La Follett as New Director of Engineering

Mayfield Renewables

Corvallis, OR — Mayfield Renewables has provided consulting engineering and technical education to the solar-plus-storage industry since 2007. We are pleased to announce that...

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Engineering Best Practices – 9.26.2025

Transformer Grounding: Navigating NEC Article 250 and Separately Derived Systems

Sam Smith

Grounding transformers is a deceptively simple task that carries significant implications for system safety and NEC compliance. This article explores the foundational concepts,...

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Engineering Best Practices – 9.3.2025

Motor and Transformer Inrush Considerations

Sam Smith

“Why is my 20A breaker tripping when my circuit is only 15A?” This was a popular question I would often hear while troubleshooting transformers. There are many possible...

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Energy Storage – 8.22.2025

Value Stacking with Battery Energy Storage Systems

Lucas Miller

This is an article about grid-tied battery energy storage systems (BESS), but first, let’s rewind to 2007. At the time, Motorola, Nokia, and Blackberry were dominant players in...

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