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Hydrogen Fuel Cell Bus Technology State of the ... - NEXTHYLIGHTS

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<strong>Hydrogen</strong> <strong>Fuel</strong> <strong>Cell</strong> <strong>Bus</strong> <strong>Technology</strong> <strong>State</strong> <strong>of</strong> <strong>the</strong> Art Review<br />

Figure 43 Computer graphic <strong>of</strong> <strong>the</strong> refuelling station in HafenCity, Hamburg. Source:<br />

Clean Energy Partnership website<br />

The refuelling station is a demonstration prototype within <strong>the</strong> city <strong>of</strong> Hamburg, which<br />

aims to demonstrate <strong>the</strong> concept and <strong>the</strong> viability <strong>of</strong> green on-site hydrogen production.<br />

This justifies <strong>the</strong> high capital cost <strong>of</strong> <strong>the</strong> project. It is worth noting that <strong>the</strong> concept design<br />

will be not promoted in o<strong>the</strong>r demonstrations.<br />

Figure 44, below, summarises <strong>the</strong> economics <strong>of</strong> <strong>the</strong> refuelling station in terms <strong>of</strong> <strong>the</strong><br />

hydrogen price at <strong>the</strong> pump, considering a fixed dispensing capacity (750kgH2/day), a<br />

discount period <strong>of</strong> ten years, <strong>the</strong> capita cost <strong>of</strong> this (demonstration) site, a discount rate<br />

<strong>of</strong> 3.5%, a yearly maintenance fee equivalent to <strong>the</strong> 3% <strong>of</strong> <strong>the</strong> capital cost <strong>of</strong> <strong>the</strong><br />

refuelling station and:<br />

50% <strong>of</strong> <strong>the</strong> hydrogen being produced from electrolysis – assuming three different<br />

prices for <strong>the</strong> sourced electricity (€0.05/kWh, €0.2/kWh, €0.3/kWh)<br />

50% <strong>of</strong> <strong>the</strong> hydrogen being trucked-in at, for example, €4/kgH2<br />

105

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