Energy storage power protection board maintenance

What is a battery energy storage system?

Battery energy storage systems (BESS) stabilize the electrical grid, ensuring a steady flow of power to homes and businesses regardless of fluctuations from varied energy sources or other disruptions. However, fires at some BESS installations have caused concern in communities considering BESS as a method to support their grids.

What is a 70B standard for PV maintenance?

Beyond contractual requirements, every company performing maintenance work on large-scale PV sites should consider structuring their operations around 70B as it creates a scalable program that protects people and assets, and early adoption of a standard helps position your company as a leader in the field.

What should NREL consider when testing energy storage systems?

Photo by Owen Roberts, NREL Considerations for energy storage system testing include the following. If cost-justified by a large purchase, consider qualification testing of battery systems. Include test conditions in specifications for battery O&M diagnostics and testing.

Do energy storage products need periodic maintenance?

The requirements for periodic maintenance for energy storage products should be identified by the OEM (IEEE 2010). In settings where predictive analytics maintenance is economical, guidance should also be available from the manufacturer that identifies methodologies for assessing when a product may be approaching a failure mode.

What is a 70B electrical maintenance program?

A formal Electrical Maintenance Program may sound like a new burden to some companies, but the reality is that 70B provides a structure for work that is already required to be performed. Not maintaining electrical equipment isn’t an option, and at the bare minimum the manufacturer’s instructions must be followed.

Why is energy availability important in assessing PV systems?

Both energy and availability are necessary metrics for assessing PV systems. If the stakeholders involved in a contract are most interested in energy production, and if the contract holds parties responsible for energy production, then it is crucial that energy losses associated with unavailability and system performance are accounted for.