1. 2007 Energy Postgraduate Conference 17 – 18 July 2007: Massey University Turitea Campus, Palmerston North Steve Broome Industrial Research Ltd 18 July 2007 Hylink: the Hydrogen Link

2. Industrial Research Ltd IRL employs 220 scientific staff. Former DSIRFormer DSIR Involved with a variety of scientific and technology developmentsInvolved with a variety of scientific and technology developments Hydrogen and Distributed Energy Team R&D at IRL’s Christchurch and Wellington sites.R&D at IRL’s Christchurch and Wellington sites. Focus on distributed electricity production.Focus on distributed electricity production. Microgrids, small-scale generation, grid-injecting electricity.Microgrids, small-scale generation, grid-injecting electricity. Focus on the production, storage and use of hydrogen.Focus on the production, storage and use of hydrogen. Production: Electrolysers, reformation, gasification.Production: Electrolysers, reformation, gasification. Storage: carbon nanotubes, sodium borohydrides, gas pipelines.Storage: carbon nanotubes, sodium borohydrides, gas pipelines. Use: fuel cells, hydrogen burners.Use: fuel cells, hydrogen burners.

3. Totara Valley Installations

4. Hylink Concept

5. Hylink Prototype in Christchurch Wind turbine 24V Electrolyser Pipeline storage Alkaline fuel cell

6. Hylink at Totara Valley

8. Electronics

9. Electrolyser

10. Gas pipeline

11. Hylink at Totara Valley Pipeline Laying – Mole Ploughing

12. Hylink at Totara Valley Pipeline Laying – Mole Ploughing

13. Hylink at Totara Valley Pipeline Laying – Mole Ploughing

14. Hylink at Totara Valley Gas pipeline

15. Fuel cell, biodiesel generator and inverter Hylink at Totara Valley

16. Process efficiencies and costs ItemRatingEfficiency Wind turbine 300 W – Electrolyser electronics –– Electrolyser 250 W 66% Electrolyser balance of plant –– Pipeline Up to 240 kW 98% Pipeline laying –– Fuel cell 1 kW 35% Fuel cell peripherals –– Total–23% Low efficiency but system it is not optimised. Target effiency is about 43%.

17. Hylink at Totara Valley The Future: Optimise system to maximise efficiency.Optimise system to maximise efficiency. Integrate IRL-designed alkaline electrolyser and fuel cell technologies.Integrate IRL-designed alkaline electrolyser and fuel cell technologies. Install new Hylink system elsewhereInstall new Hylink system elsewhere Larger scale elecrolyser and fuel cell.Larger scale elecrolyser and fuel cell. Larger pipeline to increase fuel storage volume.Larger pipeline to increase fuel storage volume. Potential for safe over-ground hydrogen transport.Potential for safe over-ground hydrogen transport. Try and make it closer to home!Try and make it closer to home! Funding-dependant.Funding-dependant.

18. Hylink at Totara Valley Thanks: Totara Valley Community – Especially Geoff Smith and Mike Poulton Foundation for Research Science and Technology – Funding. Massey University – Peter Sudol, Ralph Sims and Jim Hargreaves. Industrial Research Ltd – Alister Gardiner, Edward Pilbrow, Eoin McPherson Mole Drainage Services – Irvine Hoskin. Humes Pipelines Systems Professional Plumbing and Gas Scanpower and Meridian Energy Ltd. EcoInnovation

19. Hylink at Totara Valley THE END !