Premixed Hydrogen-Air Explosion Experiments in a 1-Meter Open-ended Channel with Cylindrical Obstacle under Atmospheric Conditions

This dataset supports the article: <i>“Mechanistic and Statistical Characterisation of DDT in Hydrogen–Air Explosions through Cylindrical Obstacles at Atmospheric Conditions”</i>, <i>Combustion Science and Technology</i>, 2025, DOI: 10.1080/00102202.2025.2569620. It contains:<b>Experimental_Data_Summary</b>: Overview table summarizing all experiments, including DDT outcome and sensor data.<b>Pressure_</b><b>MassFlow_</b><b>Combined_Data_CSV</b>: Raw .csv files with explosion pressure data (PS1–PS4) and hydrogen–air mass flow data for each test.<b>Flame_Front_Position_Data_CSV</b>: Flame front position over time extracted from high-speed imaging and postprocessing, organized by Zone 1 and Zone 3. (Currently in progress; available upon request by contacting [e-mail].)<b>Data_Statistics</b>: Summary tables in PDF format showing pressure distributions statistics and DDT frequency across equivalence ratios.Not all experiments include flame imaging. Data files are named according to <b>experiment IDs.</b>If interested in further details or requiring additional clarification, please contact the authors directly at [e-mail].