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Author Archives: Marvin Hamon

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Power System Studies for Solar PV Projects

Power engineering is a broad electrical engineering field that covers all aspects of the bulk electric power system, including power generation as well as transmission and distribution. As a full-service engineering firm specializing in...

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Arc Flash Studies for Solar — Workplace Safety

Pure Power performs many types of power system studies, and the Arc Flash Study may be the most important because it is all about worker safety. However, since it’s not always a code requirement and doesn’t have a direct impact on generation, it...

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Arc Flash Studies for Solar — Introduction

Pure Power performs many types of power system studies, and the Arc Flash Study may be the most important because it is all about worker safety. However, since it’s not always a code requirement and doesn’t have a direct impact on generation, it...

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Electric Vehicle Charging Systems

EV chargers currently come in three different models: Level 1, Level 2, and Level 3. Level 3 is also commonly known as Direct Current Fast Charging (DCFC). In Level 1 & 2. the EV is connected to AC power, 120V or 240V, and a battery charger in...

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Relating EV Charging and Energy Use to ICE vehicles

There are many things about EVs that are similar to an internal combustion engine (ICE) powered vehicle, but there are also some important differences and some less understood equivalencies. In this article, I will discuss some of these...

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AC Aggregation on Commercial Rooftops

The ac collection system in commercial roof-mounted PV systems generally extends from the inverter ac output terminals to the low-voltage point of interconnection (POI). The exception is when the system interconnects at medium-voltage levels, in...

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