HIAD Classification of the Physical Effects: Hydrogen Release And Ignition

An explosion occurred on a unit producing hydrogen for the nearby refinery.The following fire was extinguished in 10 minutes by the public service fire brigade. Two workers were lightly injured.

An explosion at a hydrogen recovery plant resulted in the injury of 10 people.

The event occurred in a desulfurisation unit for heavy oil (hydro-cracking, Isomax process). The hydrogen release took place from one of the heat exchanges, after the restart of the unit. The reason…

Hydrogen release and explosion due to a leak in a high pressure hydrogen storage tank, during first start-up of plant.

A violent explosion occurred in a refinery's crude oil hydrodesulfurization unit. The unit's alarm is immediately triggered in the control room, the operator activates the internal emergency plan.…

A hydrogen release and subsequent fire occurred at meter station of a pipeline transporting hydrogen to a refinery. Local refinery emergency response team responded and secured the area. The pipeline…

The accident took place when replacing a pallet of empty hydrogen cylinders with a new full one. The pallet in service (almost empty) was not disconnected from the gas supply line. When the operator…

A fire broke out on the worlds first hydrogen carrier vessel shortly before setting sail from Australia to Japan carrying the worlds first international shipment of liquefied hydrogen. A flame was…

Hydrogen leaked and ignited on a cell in the sodium chlorate (NaClO3) workshop of a chlorinated products plant.There were no victims and no damage to the environment. On-site firefighters controlled…

A hose of a hydrogen tanker parked in at a specialised company ruptured. The released hydrogen ignited and exploded, followed by a fire probably fed by the continuously leaking hydrogen. The local…

At a linear accelerator site, a hydrogen retort exploded during ignition of burn-off gas. One employee experienced hearing loss in one ear and a shoulder injury from being blown into a cabinet. A…

A hydrogen tank exploded and caught fire at a chemical plant.

The event occurred at a hydrogen tank, causing a flare and a displacement of air that threw the contract workers against the refinery's metal structure.The workers were using an electric rotary…

The tanker crashed into the guardrail on a ring ramp leading to a highway. The tanker overturned, and the tank unit plunged more than 20 meters onto a road below.Witnesses reported multiple…

The incident occurred on a highway. The truck would have tried to avoid an obstacle fallen on the road. It so left the road, collided with the central guardrail and tipped over on the other side.…

A lorry crashed into a hydrogen tube trailer with considerable speed on the highway A1 near Cologne. The lorry driver was killed. Gas escaped from tubes and valves of three of the nine tanks and was…

This resulted in the destruction of the building where the explosion occurred and claimed the lives of two people. The triggering event was a blowing out of a gasket in a water pump situated in a 100…

A Worner 1000 STU gas balloon, of German registry D-OAGH, piloted by a commercial pilot was substantially damaged during landing, when the hydrogen-filled envelope came in contact with a power line,…

A release of a mixture of hydrogen, nitrogen and ammonia ignited and exploded in the ammonia synthesis unit. The release occurred on a flange of the heat exchanger. and was due to a crack on the…

An incident occurred on a compressor at a refinery Fluid Catalytic Cracker Unit (FCCU) plant involving hydrogen. Source of ignition was hot surface.