Temper tantrum

Reports of broken module glass with no obvious cause have begun to crop up at large PV projects. Module design, glass manufacturing, and interactions in the field between modules and trackers are at play and a clear solution has yet to emerge. Early signs suggest an update to certification standards may be needed, as industry stakeholders tell Mark Hutchins.

Issue 12- 2023 / 01 - 2024 | Winter Edition - Gold standard

Researchers are developing methods to look more closely at defects in module glass and the heat-strengthening processes manufacturers use when full tempering cannot be achieved.

Photo: PVEL

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