Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… caused fires at plant near Hamburg after igniting a hydrogen mixture release through a ventilation pipe … Fire …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… Hydrogen line at ammonia plant sprang a leak which ignited. …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… An explosion occurred in a pipe system carrying hydrogen and methane at an ammonia plant. No major injuries …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… This entry reports only the role of hydrogen in this nuclear accident. For a short description of … fuel rod cladding, which produced zirconium dioxide, hydrogen, and additional heat. This reaction melted the … released radioactive isotopes to the reactor coolant. The hydrogen accumulated to a bubble in the reactor and is …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… operations were carried out including nitrogen purging of hydrogen piping and air purging of chlorine piping before … fume removing equipment continued to operate, residual hydrogen gas in the cathode cell went into the chlorine pipeline, forming a hydrogen-air explosive gas mixture. This mixture was ignited …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… the heat insulation of a heat exchanger operating under hydrogen pressure. The first intervention team was mobilized … The unit, usually operated under a mixture of butane and hydrogen, according to the supplier's recommendations, was filled with hydrogen only. … Fire on a Heat Exchanger at Refinery (835) …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… A cryogenic hydrogen laboratory had a power outage. The cryogenic hydrogen storage was no longer being cooled, therefore … system was monitored by site personnel so that when the hydrogen pressure increased to 120 psi (approximately 0.5 …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… damage and one man died. The electrolysis plant produced hydrogen for process use and oxygen as a waste product by … probably occurred on the oxygen separating drum into which hydrogen had leaked. After the accident the company carried out a mass balance on the hydrogen flows just prior to the explosion and found that no …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… A hydrogen compressor had a major malfunction resulting in … and damage to the 1st stage diaphragms. No breaches of hydrogen or contamination took place. The situation was …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… due to corrosion and opened, releasing high-pressure hydrogen which leaked, ignited and exploded. Due to the … to spread the damage. Approximately 1200 kg of hydrogen and 30000 l of oil were burned. No injuries. … …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… pressure spherical vessel, stress corrosion stressing by hydrogen, leakage along the weld, release of H2-CH4 mixture … …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… 2 m3 capacity, containing an explosive mixture of hydrogen and air. A fire followed the explosion, but was … procedures used in the lab allowed high concentrations of hydrogen to be introduced into the chamber. A worker … the chamber whilst undertaking maintenance, allowing the hydrogen enriched atmosphere in the chamber to mix with air, …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… TOC which is a automatic cut-off system for raw oil and hydrogen supply. On the day of the incident, the operation … TOC being triggered, but the cause was not identified. Hydrogen circulation was restarted, and some 5 hours later, …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… A fire in a leaking hydrogen unit at a 220,000-barrel oil sands plant temporarily …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… Hydrogen gas explosion blew the lid off a heavy container at …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… occurred in a plant producing organic chemistry products. Hydrogen leaked briefly from an hydraulic valve. There has …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… as a gas unit which turns methane into carbon monoxide and hydrogen was being reactivated. … Explosion at a Coal Plant …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… exploded, releasing ethane, ethylene, methane and hydrogen. The bursting of a tank was caused by a 1600 mm long … metal had been welded with an austenitic weld metal). The hydrogen induced incipient crack (cracking) was caused by the …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… A hydrogen leak occurred on the a coolant pipe of an electrical … the welding works ongoing at that moment on the pipe, the hydrogen ignited and an explosion and a fire followed the …
Last Updated Fri, 04/18/2025 - 19:40
HIAD Event
… a "froth" formed in the autowash tub, accompanied with hydrogen gas.A cleaning worker was requested to clean up the … vacuum cleaner. This cleaner seemingly also removed the hydrogen element with the froth, which in turn ignited due to …
