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    Latest from HeatSpring Magazine

    September 17, 2026

    What Is a Solar Service Agreement (SSA)?

    Not every offtake structure looks the same once you leave the standard PPA framework, and state rules can change how a project is structured. We asked Keith Cronin, instructor of Inside the Solar Executive MBA Data Room, to explain what […]
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    September 16, 2026

    STC, NOCT, and NMOT: Sean White Decodes Test Conditions Used on the PV Module Datasheet

    Every PV module datasheet lists numbers like open-circuit voltage (VOC), max power voltage (VMP), and short-circuit current (ISC), but a module rarely actually operates at any of them. Differences in temperature and sunlight cause voltage and current to skew one […]
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    September 16, 2026

    What’s ASCE 7? Sean White on Calculating Wind, Snow, and Structural Loads

    When it comes to snow loads, wind loads, and other structural forces on a building, the International Code Council (ICC) codes give you a general framework. To run the actual calculations, like sizing a beam for a specific roof slope, […]
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