From pv journal ESS News website

Electrical requirements supplier UL Solutions has introduced a brand new take a look at protocol that addresses the necessity of fireside service organizations for improved assessments of residential battery power storage programs (BESS ).

UL 9540B Outline of Investigation for Large-Scale Fire Test for Residential Battery Energy Storage Systems features a testing protocol with a sturdy ignition state of affairs and enhanced acceptance standards. It addresses the hearth propagation conduct of a BESS when a thermal runaway propagation occasion resulting in an inner hearth happens through the lifetime of the system.

Since battery power storage programs have been first deployed a decade in the past, UL Solutions has addressed the related hearth security issues by working with hearth safety and battery specialists, producers of unique gear, code authorities and different key stakeholders to develop take a look at strategies for evaluating thermal runaway. BESS hearth propagation.

The group beforehand developed security benchmarks within the power storage trade – UL 9540, the Standard for Energy Storage Systems and Equipment, and UL 9540A, the Standard for Test Method for Evaluation of Thermal Runaway Fire Propagation in Batteries Energy Storage Systems.

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