5.23 LEL.................................................................................. 13
5.24 CH2, CGH2......................................................................13
5.25 LH2.................................................................................. 13
5.26 MARVS............................................................................ 13
5.27 Recognized Standard...................................................... 13
5.28 Reformed Fuel................................................................. 13
5.29 Primary Fuel.................................................................... 13
5.30 Ventilation Air...................................................................13
6 Environmental Conditions.............................................................14
7 Fuel Cell Characteristics...............................................................14
7.1 General Description and operation.................................. 14
7.2 Fuel Cell Types................................................................ 15
7.3 Fuels Used in Fuel Cell Applications............................... 16
8 Alternative Design ........................................................................17
9 Data and Plans to be Submitted................................................... 17
9.1 General Arrangement ..................................................... 17
9.2 Risk Assessment of the System...................................... 17
9.3 Fuel Cell Submissions..................................................... 18
9.4 Fuel Containment System Submissions.......................... 18
9.5 Material and Piping System Submissions........................19
9.6 Ventilation System Submissions......................................19
9.7 Gas Detection System Submissions................................19
9.8 Fuel Cell Control Monitoring and Safety System
Submissions.................................................................... 19
9.9 Fire Detection and Extinguishing Systems
Submissions.................................................................... 20
9.10 Electrical Systems Submissions...................................... 20
9.11 Emergency Shutdown Systems (ESD) Submissions.......20
9.12 Test Plan Submissions.....................................................20
10 Certification...................................................................................21
11 Onboard Documentation...............................................................22
11.1 General............................................................................ 22
12 Operation and Maintenance Manual.............................................22
12.1 Operation Manual............................................................ 22
12.2 Maintenance Manual....................................................... 23
13 Format.......................................................................................... 23
TABLE 1 Fuel Cell Type...................................................................... 16
TABLE 2 References for example Fuels ............................................ 16
TABLE 3 Fuel Cell and Certification....................................................21
FIGURE 1 Fuel Cell Power Systems ....................................................14
FIGURE 2 Typical Proton Exchange Membrane (PEM) Fuel Cell ........15
ABS REQUIREMENTS FOR FUEL CELL POWER SYSTEMS FOR MARINE AND OFFSHORE
APPLICATIONS • 2023
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