HIAD Event Initiating System: Hydrogen System Initiating Event

The explosion occurred at a hydrogen fuel plant mainly serving hydrogen forklift fleets. The explosion damaged several nearby homes and could be felt nearly 10 miles away.Police and firefighters…

Unit tripped on-load due to serious fire between alternator and number 12 bearing. Fire extinguished by fire brigade. No injuries. Serious site damage was sustained to in CT chamber and alternator…

The Unit for Catalysed Removal of Carbon Dioxide (Catacarb) leaked and hydrogen fire at the hydrocracking unit. The fire lasted approximately 10 minutes. Localized corrosion caused a pipe to fail and…

Two successive fires broke out in an interval of few minutes in four cells in the electrolysis room of a chlorine production plant. The technicians brought the fire under control using the fire-…

Chlorine was released in the liquefaction unit of a chlorine electrolysis plant, due to the rupture of a pipe. During the re-start phase of an electrolysis workshop in a chemical plant, chlorine (…

The fire started in a electrolysis cell. The fire originated from a hydrogen leak in the hydrogen over pressure control system of the cell and an unidentified ignition source. The ARIA report (sew…

At a refinery, a leakage and fire occurred during usual operation at a medium-pressure hydrocracker for the desulfurization and decomposition of heavy gas oil. Gas of high-temperature and high-…

A fire occurred in a hydrogen and catalyst loading lines of heavy oil unit. The most likely cause was that a hydrogen purge pipeline failure allowing hydrogen to escape. This mixed with hot oil…

A fire occurred at a refinery hydrocracker plant involving a gauge glass and hydrogen gas oil.

When waste alkali solution was taken out of dumper trucks into a waste liquid storage tank, a reaction occurred in the tank. As a result, the solution in the tank foamed over it, and reached an…

A hydrogen leak occurred from a low temperature valve on an acetic acid plant. The leak ignited and the resulting fire burned for about an hour. There was considerable media attention, particularly…

A fire broke out on a heat exchanger in a hydrocarbons plant. The cause of the fire was leakage of hydrogen.

Fire accident at heat exchanger for hydrogenation desulfurizer of gasoline caused by expansion of a screw.

A rupture in the furnace of an oil refinery caused it to loose 700 pounds of diesel and hydrogen resulting in a fire.

At a nuclear power plant, a fire occurred in the station's hydrogen storage facility while the plant was operating at 100% power. The fire was reported to the control room by a non-licensed operator…

A technical failure in the High-Pressure turbine blades caused high vibrations in lubricating oil pipes. Some pipes broke off and the oil leak caught fire from hot surfaces. Also the generator's…

Lightning caused fires at plant near Hamburg after igniting a hydrogen mixture release through a ventilation pipe

The ignition of a hydrogen leak occurred at a semitrailer connected to a pressure reducing station, while waiting a transfer. The alert was given by personnel of the company cafeteria located nearby…

Fire of vinyl chloride-made-air release pipe while CVD equipment in operation - With a vacuum pump for air discharging being operated, silane and hydrogen gases were mistakenly allowed to flow in…

In a refinery, a fire occurred at a new reactor for the vacuum distillate hydro-desulfurization unit. Internal gas (hydrogen, hydrocarbon, etc.) blew from a flange of upper piping in the reactor. It…