Battery Safety Knowledge Hub

Technical Risk

Battery safety from cell failure to system mitigation.

Battery safety is not solely defined by the possibility of cell failure. In large-scale systems operating over extended periods, the occurrence of failures is inevitable. The primary engineering consideration is how the system is designed to respond when such failures arise.

Pyralis provides support to teams across the spectrum from cell-level characterization to system-level impact assessment. This work emphasizes the analysis of failure pathways, the reliability of available evidence, the time available for intervention, and the design choices that influence whether a localized event escalates to a system-wide incident.

Thermal Runaway

Understand initiation, characteristic temperatures, heat release, gas, particles, electrical effects and the limits of early intervention.

Thermal Propagation

Identify dominant propagation pathways and evaluate spacing, barriers, cooling, venting, particle management and electrical isolation.

BESS Safety

Evaluate cell-to-site risk, enclosure architecture, gas and pressure management, detection, mitigation, site layout, emergency response assumptions and recovery.

Testing & Validation

Build or review cell, module, pack and installation-level test strategies. Interpret what a test proves, what it does not prove and whether it represents the actual application.

Incident & Crisis Support

Support high-pressure technical decisions during failed tests, product issues, incidents and cross-functional task forces.

Insurance & Due Diligence

Translate technical evidence into credible failure scenarios, loss amplification, uncertainties and decision-relevant questions for insurers, owners and investors.

Sectors we support

Supporting organisations that design, test, evaluate, insure and shape battery and energy systems.

From battery developers and test facilities to insurers, system integrators and industry bodies.

BESS, Passenger & Commercial EV

Test Facilities, Standards & Industry Bodies

Battery Materials and Components

Fire protection & safety providers

Investors, Insurers & Due-diligence Teams

System integrators & OEMs

How we support

Independent Battery Safety Technical Expert Support

Some problems need an independent technical view rather than another supplier presentation.

Specifically

Our Services

Pyralis supports technical, legal, insurance and management teams when complex battery-safety questions need to be understood, challenged and translated into a clear decision.

Independent Technical Review

Conduct an independent review of battery, BESS, test, design, or safety documentation to identify technical gaps, underlying assumptions, and decision-relevant risks.

Failure Mechanism Analysis

Analyze the initiation, escalation, and propagation of failures within the battery or system.

Test & Evidence Interpretation

Evaluate test reports, thermal runaway data, propagation results, and supplier evidence, specifying both the strengths and limitations of the available evidence.

Technical Opinion & Written Memo

Provide independent technical opinions, structured assessments, or decision memoranda for management, insurers, investors, or project teams.

Expert Workshops

Facilitate technical workshops to align engineering, management, and other stakeholders on complex safety issues and decision-making processes.

Insurance & Management Support

Translate battery safety evidence into clear risk assessments, consequence analyses, and decision implications for non-specialist stakeholders.

Technical Preparation & Briefing

Prepare teams for technical interviews, negotiations, reviews, hearings, or high-stakes discussions in which battery safety evidence may be critically examined.

Independent Second Opinion

Evaluate existing assessments, supplier claims, mitigation strategies, or technical conclusions prior to key decision-making.

Let's start with focus session

Discuss the Technical Question

Bring us the data, questions, the uncertainties and the decision you need to make.