Open Access

Table 8

Main components and high-level technical specifications of the BECRC's DC microgrid.

Component Description
Solar PV System 60 panels at 400W/Panel (3 parallel strings of 20 panels in series)
Electrolyser 700kW from Power Supply Unit and 25kW ancillaries
Hydrogen (H2) Output: 262 kg/day
Oxygen (O2) Output: 2000 kg/day
Water supply for electrolyser Portable water supply with maximum flow up to 6.5 kl/day
Hydrogen compression and storage 20 bar Hydrogen pressure input from electrolyser is compressed to 165 bar for storage and distribution in tube trailers
Hydrogen microturbine & generator Output of 65 kW at 400 V DC
Overall Efficiency of 20–35% [74]
Fuel Cell Net system power at 70 kW
Idling power at 8 kW
Hydrogen supply pressure at 80 bar
Peak fuel efficiency of 57%
Battery Storage 114 kWh at 380–400 V DC

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.