Welcome

Welcome by DEKRA

International Requirements

Introduction for NEV Electric Safety Technical Assessment Project (NESTA) in China

• Current status and challenges of NEV electric safety technology
• Framework and industry applications of NESTA
• Detailed interpretation of NESTA
• Future Vision

Fire Safety Technology for Electric Vehicles

• About C-EVFI
• Background of C-EVFI
• Significance of C-EVFI
• The details of C-EVFI
• Technology Reserve of CMVR
• C-EVFI 2026 - Difference between the new C-EVFI and GB 38031-2025

Assessment of the Risk of Vent Gases for Vehicle Occupants During a Thermal Runaway

• Aspects of occupant protection in the event of thermal runaway incidents in the entire vehicle, taking into account current rating and certification requirements

European Requirements

New European Legal Requirements

• UN R.100 and thermal propagation requirements
• Developments in other parts of the world
• UN Global Technical Regulation on Electric Vehicle Safety

Accelerating Market Access Under the EU Batterie Regulation 2023/1542 + Sustainability LCA for Batteries

• Key requirements
• Carbon footprint of an EV battery
• Conformity assessment procedure 
• Notified Body activity scope

Vehicle Concepts

Renault's Fireman Access Innovation

• Human First Program: protecting everybody, not just drivers
• Listen to Firefighter’s needs: How to extinguish efficiently an EV battery fire?
• Fireman Access concept and extinguishing efficiency

Real World Data

Handling of Damaged HV Vehicles – From the Scene of the Accident to Disposal

Insights: The NIO Swap Station - Introduction

Safety Instructions

Transfer to the DEKRA Battery Test Center

Insights: The Nio Battery Swap Station - Look behind the Scenes

Live Demonstrations at the DEKRA Battery Test Center

Transfer back to Pressesaal

Evening Reception

Battery Concepts

LFP Blade Cell - How to Improve Safety and Structural Strength for EV Batteries

• Differences between LFP and NCM – How to utilize intrinsic safety advantage
• Advantages of "Blade Cell"- format compared to traditional prismatic and cylidrical cells
• Cell to Body Technology - not only an energy storage also a structural component

Innovative Material Development for Battery Safety in Electromobility

• Development of Materials (coatings, pottings) for Battery Safety on pack level
• Simulation in material development
• Application related testing procedure for batteries in Electromobility

Fiberceramic Foil for Thermal Runaway Protection / Methodology of Material Evaluation for Thermal Runaway Protection

• Patented 0.5 mm fiberceramic foil
• Protects against thermokinetic blast / particle jet damage during LiB Thermal Runaway
• Realistic battery casing/top cover material screening service
• Simulation of specific battery cells´ thermal runaway behaviour

Development and Validation Methods

Thermal Runaway of Batteries – Simulation Models for Safety Assessment

• Discussion of important phenomena during thermal runaway and propagation
• Outlining possible characterization experiments
• Model development and validation for selected phenomena

Understanding Battery Safety: Cooling and Venting Effects on Thermal Runaway Propagation

• Introduction to thermal runaway risks in EVs and why thermal safety is critical.
• Modelling multi-physics : electro-chemistry and thermo-fluids together.
• Simulating different cooling strategies and understanding their role in thermal management.
• Analyzing venting phenomena and its effect on thermal runaway propagation.

From Bytes to Volts and Back: Present and Future of Digital Cell Development

• Accelerating cell development using physical simulation, data management and machine learning
• Designing battery cells to customer demands using a flexible and validated modeling approach
• Introducing a data management platform for test-data and why it is important
• Using machine learning approaches to close the loop to the next optimal test setup

A New Approach to Developing Battery Powered Products

• Ways to identify non-linear behavior, aging mechanisms and relevant mechanical properties of a cell
• Advanced data mgmt software platform for battery data
• AI simulation

Thermal Runaway and Propagation Through the Eyes of Superman

• Thermal runaway and thermal propagation testing
• Large prismatic NMC cells
• High-speed, in-situ x-ray imaging

High Efficient Data Management in Battery Testing

Innovative Test Methods of Components in High Voltage Battery Systems

• High Current Generation
• Simulation of Height
• Simulation of High Electric Fields in the Surrounding Area

Application-Oriented Thermal Characterization of Safety-Critical Cell Spacers Using the Guarded Heat Flow Method (GHFM)

• Role of cell spacers in battery systems
• Importance of thermal characterization in research and development
• Fundamentals of the Guarded Heat Flow Method (GHFM)
• Advantages of GHFM compared to alternative characterization techniques
• Selected results and material analyses from recent investigations

Temperature and Flow Control With Various Coolants During Testing of Electric Vehicle Batteries

• Flow rate measurement systems for conductive and dielectric liquids
• Temperature control of DUT via temperature control devices depending on volume flow, heat capacity, viscosity, and physical limits.

Farewell

End of Day 2