Simulation and emulation of waterspray for validation of optical sensors

Important results from the project

The project achieved its objective by developing methods to simulate water spray for testing optical sensors. Key results include improved spray rigs, validated test methods for repeatable testing, and strengthened industry collaboration. New insights into contrast degradation and spray dynamics pave the way for further research on sensor performance in adverse weather. Future work focuses on expanded data collection in real-world driving conditions.

Expected long term effects

The project is expected to improve sensor performance in adverse weather, strengthening the safety of ADAS and autonomous vehicles. It supports industry collaboration, develops test methods and contributes to international research. Future advances in spray simulation can refine validation, reduce costs and accelerate sensor development. Increased expertise strengthens Sweden´s position in automotive innovation and benefits both research and industry.

Approach and implementation

The project followed a structured approach, including test method development, sensor validation, and spray rig refinement. It progressed largely as planned, though some data collection challenges arose. Activities were appropriate, and the schedule was mostly followed. External factors like weather and technical issues impacted certain tests. Collaboration between industry, academia, and research institutes worked well, fostering innovation and setting the stage for future advancements.