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Battery Management System Security in Utility Grids ... Concerns have been expressed by both U.S ... industry and lawmakers about the potential risks in using utility grid equipment manufactured in nations that are not strategic allies. ... ... Given the realities of global supply chains in energy storage system production, how does an energy storage company provide solutions that address the concerns of industry and legislators? Would “domestic” sourcing of an ESS fully resolve security risk concerns? What meaning can we assign to the term “domestic” considering the globally integrated supply chain used to develop the ESS? How does one determine what is and what is not a “security risk?” ... A key distinction to be made regarding security is one of passive components versus control systems ... Battery cells are passive components ... While they inherently have safety issues due the innate volatility of chemical energy storage (e.g: fire, off-gassing), it is far more difficult to tamper with a battery cell than with a control device. ... A battery management system on the other hand is a computing device that includes multiple ICs (integrated circuits / semiconductors) and sophisticated software algorithms that ensure batteries are being charged and discharged by the PCS (Power Conversion System) in a safe and performant manner ... Security risks can include: ... Hidden compromising features ... Counterfeit or tampered BMS components ... Cybersecurity/Hacking ... Download the whitepaper below to learn more about battery management system security in large-scale energy storage..

Battery Packs, Stack, and Modules ... In this 3 part series, Nuvation Energy CEO Michael Worry and two of our Senior Hardware Designers share our experience in energy storage system design from the vantage point of the battery management system ... In part 1, Alex Ramji presents module and stack design approaches that can reduce system costs while meeting power and energy requirements. ... ... Click here to watch part 2..

UL 1973 Battery Stack Design ... In this 3 part series, Nuvation Energy CEO Michael Worry and two of our Senior Hardware Designers explore energy storage system design from the vantage point of the battery management system ... Part 2, "Battery Stack Design for UL 1973 Certification" focuses on design for UL Certification ... Principal Hardware Designer Nate Wennyk shares his experience working with UL to create UL 1973 Recognized stack level solutions and working with energy storage system developers to create UL 1973 certifiable battery stacks. ... .

Webinar Series: Building a Better Energy Storage System ... Leveraging the BMS to Build a Better Energy Storage System: Webinar Tutorial Series ... ... Despite the granularity of battery performance data available from the battery management system, energy storage system developers and operators are often frustrated by the “black box” nature of their assets ... This opacity can translate to inflexibility in system design choices, unnecessary limitations in operational control, and system augmentation challenges ... The Nuvation Energy battery management team conducted a 3-part tutorial series that explores how energy storage system developers are utilizing the battery management system to gain greater control of their assets.   ... Course 1: Optimal Design Approaches to Battery Racks, Packs, and Modules ... The master/slave battery management system model ... Reducing BMS hardware through module, tray and stack design ... Battery stack solution examples Managing multiple stacks in parallel ... Delivered on July 29th, 2020 ... Play Recording ... Course 2: Battery Stack Design for UL 1973 Certification ... Understanding battery stack architecture ... Impacts of component certifications on the UL 1973 ... LOE Designing flexibility into a locked-down stack configuration UL 1973 ... Recognition case studies and engineering war stories ... Delivered on August 13, 2020 ... Course 3: Gain More Visibility Into Your Energy Storage System ... Business impacts of low visibility into internal battery operation ... Problems frequently encountered by operators in the field “Cell to cloud” remote system diagnosis ... Battery warranty tracking ... Delivered on September 9, 2020.

Energy Storage System Visibility ... In the 3-part tutorial "How to Build a Better energy Storage System", Nuvation Energy CEO Michael Worry and two of our Senior Hardware Designers explore the pain points that energy storage system developers and operators can encounter in the field, and how to avoid designing these problems into your next ESS. ... .