eLibrary >
BSI Flex 2073 v2.0:2025-03 Design and implementation of mobile and static hydrogen refuelling sites. Code of practice >
BSI Flex 2073 v2.0:2025-03 Design and implementation of mobile and static hydrogen refuelling sites. Code of practice, 2025
- Contents
- Foreword
- 0 Introduction
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and abbreviated terms
- 3.1 Terms and definitions
- 3.2 Abbreviated terms
- 4 Conceptual design
- 4.1 General
- 4.2 Inherent safety function
- 4.3 Safety fault tolerance
- 4.4 Defined permissible operational parameters
- 4.5 Prevention of unauthorized, malicious or incorrect use
- 4.6 Hazardous area classification and reduction
- 4.7 System architecture and equipment selection
- 4.8 Accessibility
- 4.9 Design lifecycle management
- 4.10 Scalability, futureproof design
- 4.11 Site location
- 5 Material design
- 5.1 General
- 5.2 Site layout and base construction
- 5.3 Materials and components
- 5.4 Hydrogen supply and storage
- 5.5 Dispensers and dispensing systems
- 5.6 Control systems
- 5.7 Electrical architecture
- 5.8 Factory acceptance tests
- 5.9 Site acceptance testing and commissioning processes
- 6 Risks associated to the application of hydrogen
- 6.1 Design risk assessment
- 6.2 Mitigation and control of hazards and risks
- 6.3 Site-specific risk assessment
- 6.4 Risk management
- 6.5 Emergency response plan (ERP)
- 7 Preparing for operation of the hydrogen system
- 7.1 General
- 7.2 Operational procedures
- 7.3 Operator training and competency
- 8 Installation, commissioning and handover
- 8.1 Installation
- 8.2 Post installation hazardous area classification check
- 8.3 Testing and commissioning
- 8.4 Signage
- 8.5 Handover
- 8.6 Operation
- 9 Inspection and maintenance
- 9.1 General
- 9.2 Documented programme for inspection and maintenance
- 9.3 Preventive maintenance
- 9.4 Fault reporting
- 9.5 Record keeping
- 10 Decommissioning of the hydrogen refuelling system
- Annex A (normative) Risk assessments
- Annex B (normative) Transporting hydrogen containing units
- Annex C (normative) Technical file
- Annex D (normative) Safety distances for storage
- Annex E (informative) O-ring selection guidance
- Annex F (informative) Permitting and licensing
- Annex G (normative) Lightning protection
- Bibliography
- Figure 1 – Mobile and static hydrogen systems
- Figure 2 – Design lifecycle management
- Table 1 – Characteristics of static stations and mobile units
- Table 2 – Relationship between equipment categories and EPLs for explosive (gas) atmospheres
- Table 3 – Coupler compatibility, 35/70 MPa
- Table D.1 – Types of separation distances
- Table F.1 – Relevant authorities for permitting and licensing [Go to Page]