HIAD events | Clean Hydrogen Knowledge Hub

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17/03/2024
United States

Fire at a fire heater of an hydrocracking unit

Event ID: 1178
Quality: 4
Application: Petrochemical industry
Component involved: heat exchanger (pipe)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 06/01/2025

07/02/2021
Romania

Explosion on a hydro-treatment unit

Event ID: 1177
Quality: 3
Application: Petrochemical industry
Component involved: compressor / booster / pump
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 06/01/2025

07/07/2021
Romania

Syngas fire in a ammonia plant

Event ID: 1176
Quality: 4
Application: Chemical industry
Component involved: pipe (bend)
Hydrogen supply chain stage: Hydrogen as feedstock
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 06/01/2025

29/11/2024
France

Leak from a hydrogen compressor

Event ID: 1175
Quality: 3
Application: Hydrogen production
Component involved: compressor / booster / pump (pipe)
Hydrogen supply chain stage: Hydrogen compression
Nature of the consequences: leak no ignition
Classification of the physical effects: Unignited Hydrogen Release
Date entry in HIAD: 30/04/2025

03/09/2015
Japan

Fire from pressure gauge screw connection in a chemical plant

Event ID: 1174
Quality: 3
Application: Chemical industry
Component involved: joint/connection (gasket)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 30/04/2025

15/05/2023
Japan

Explosion on a CGH2 cylinders bundle during filling

Event ID: 1173
Quality: 4
Application: Hydrogen refuelling station
Component involved: piping (generic)
Hydrogen supply chain stage: Hydrogen transfer
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 30/04/2025

19/09/2024
United States

Hydrogen explosion at a renewable diesel plant

Event ID: 1172
Quality: 2
Application: Petrochemical industry
Component involved: reactor / oven / furnace / test chamber
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 30/04/2025

28/09/2022
India

Hydrogen cylinders explosion at a electric manufactory

Event ID: 1171
Quality: 2
Application: Electrical, electronics and micro-electronics industry
Component involved: CGH2 cylinder(s)
Hydrogen supply chain stage: hydrogen storage
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 30/04/2025

07/09/2017
United States

Explosion on a hydrogen compressor of a silane manufacturer

Event ID: 1170
Quality: 4
Application: Chemical industry
Component involved: compressor / booster / pump (piston)
Hydrogen supply chain stage: Hydrogen compression
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/04/2025

19/08/2022
United States

Fire in a fired heater of an ethylene plant

Event ID: 1169
Quality: 4
Application: Petrochemical industry
Component involved: heat exchanger (pipe)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/04/2025