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:
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
Created a versatile thermal management solution adaptable across multiple operating conditions
Delivered consistent battery performance across extreme temperature ranges
Ensured uninterrupted passenger service in challenging environments
