Challenge

A leading global rolling stock manufacturer needed to develop a Thermal Conditioning Unit (TCU) for train batteries operating in extreme weather conditions across the French Alps. The system needed to maintain optimal battery temperature in both extreme heat and cold, ensuring consistent performance while meeting rigorous safety and durability standards for mountain railway operations.

Solution

Quest Global delivered an advanced thermal management system that:

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Engineered a mechanical enclosure functioning as a thermal jacket for batteries

Validated designs against product definition principles for shock, vibration, and fire resistance

Created flexible mounting options for roof, underfloor, and cabin integration

Implemented precise thermal control mechanisms for consistent battery performance

Developed robust protection against extreme alpine weather conditions

Results – at a glance

Enabled reliable last-mile connectivity in extreme alpine conditions

Enabled reliable last-mile connectivity in extreme Alpine conditions

Created a versatile thermal management solution adaptable across multiple operating conditions

Created a versatile thermal management solution adaptable across multiple operating conditions

Delivered consistent battery performance across extreme temperature ranges

Delivered consistent battery performance across extreme temperature ranges

Ensured uninterrupted passenger service in challenging environments

Ensured uninterrupted passenger service in challenging environments