• A redundant safety circuit was put into service and the tank returned to normal operation after the failure. Both rupture discs were replaced and the tank was inspected.
• Important to note that the safety system functioned as…

No Lessons Learned, Specific Suggestions for Avoidance, or Mitigation Steps Taken.

• Equipment that is designed to provide a safety barrier must be stringently tested upon installation.
• A procedure requiring annual testing of both excess flow valves, which includes proper seating for closure and proper flow, has…

Whenever a new program or organization is created, management should ensure that program interfaces and new responsibilities are clearly defined. Effective program integration is necessary to ensure that all responsibilities and requirements are…

Designs for high-tech systems/components evolve based on operating experience. The design changes should resolve identified deficiencies and are part of a continuous improvement process to increase reliability and productivity.

The hydrogen facility does not meet industrial guidelines for facilities of this type, from the standpoint of (1) the separation distance needed between a hydrogen pipe break and the building ventilation intake to prevent buildup of a flammable…

Follow CGA G-5.5 vent end system designs.

Included inspection on monthly preventive maintenance plan and evaluated alternate materials for better cold-weather performance.

1. Hydrogen safety training should be provided to local emergency responders.
2. Liquid hydrogen installations should be inspected by facility personnel on a frequent basis, consistent with NFPA 55, to verify proper operation and…