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Analyzing system safety in lithium-ion grid energy storage

Journal Article · · Journal of Power Sources
 [1];  [2]
  1. Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
  2. Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States)
As grid energy storage systems become more complex, it grows more di cult to design them for safe operation. This paper first reviews the properties of lithium-ion batteries that can produce hazards in grid scale systems. Then the conventional safety engineering technique Probabilistic Risk Assessment (PRA) is reviewed to identify its limitations in complex systems. To address this gap, new research is presented on the application of Systems-Theoretic Process Analysis (STPA) to a lithium-ion battery based grid energy storage system. STPA is anticipated to ll the gaps recognized in PRA for designing complex systems and hence be more e ective or less costly to use during safety engineering. It was observed that STPA is able to capture causal scenarios for accidents not identified using PRA. Additionally, STPA enabled a more rational assessment of uncertainty (all that is not known) thereby promoting a healthy skepticism of design assumptions. Lastly, we conclude that STPA may indeed be more cost effective than PRA for safety engineering in lithium-ion battery systems. However, further research is needed to determine if this approach actually reduces safety engineering costs in development, or improves industry safety standards.
Research Organization:
Sandia National Laboratories (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA), Office of Electricity Delivery and Energy Reliability (OE)
Grant/Contract Number:
AC04-94AL85000
OSTI ID:
1257985
Alternate ID(s):
OSTI ID: 1253213
Report Number(s):
SAND--2015-5224J; PII: S037877531530327X
Journal Information:
Journal of Power Sources, Journal Name: Journal of Power Sources Journal Issue: C Vol. 300; ISSN 0378-7753
Publisher:
ElsevierCopyright Statement
Country of Publication:
United States
Language:
English

References (10)

A new accident model for engineering safer systems journal April 2004
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A review on the key issues for lithium-ion battery management in electric vehicles journal March 2013
Failure propagation in multi-cell lithium ion batteries journal June 2015
Reliability engineering: Old problems and new challenges journal February 2009
Some considerations on the treatment of uncertainties in risk assessment for practical decision making journal January 2011
Fixing the cracks in the crystal ball: A maturity model for quantitative risk assessment journal May 2014
Investigation on the fire-induced hazards of Li-ion battery cells by fire calorimetry journal January 2012
Safety-Driven Design for Software-Intensive Aerospace and Automotive Systems journal April 2010
An integrated approach to safety and security based on systems theory journal February 2014

Cited By (5)

System Theoretic Process Analysis: A Literature Survey on the Approaches Used for Improving the Safety in Complex Systems book January 2019
Human factors and ergonomics systems-based tools for understanding and addressing global problems of the twenty-first century journal August 2019
Battery Management System Hardware Concepts: An Overview text January 2018
Battery Management System Hardware Concepts: An Overview text January 2018
Battery Management System Hardware Concepts: An Overview journal March 2018

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