1. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 1WGC 2006 Amsterdam Natural Gas Technologies in the House of Tomorrow Bjarne Spiegelhauer Danish Gas Technology Centre www.dgc.dk

2. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 2WGC 2006 Amsterdam Outline  Energy consumption in individual housing  Heating technologies  Heat distribution systems  What pays best tomorrow?  Future heating of housing with low energy demand

3. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 3WGC 2006 Amsterdam Energy consumption in individual housing

4. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 4WGC 2006 Amsterdam Energy consumption in individual housing Typical energy consumption of a new low-energy class 1 single-family house of 125 m 2 Heating, cooling, ventilation 3,800 kWh Sanitary hot water 1,700 kWh Electricity consumption 4,500 kWh Total 10,000 kWh Natural gas for heating etc. and sanitary hot water 500 m 3 per year

5. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 5WGC 2006 Amsterdam Heating technologies  Gas- and oil-fired boilers  Central air heating units  Heat pumps, (electrical or gas-fired)  Wood burning stoves  Gas-fired radiators  Micro CHP systems  Electrical heating

6. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 6WGC 2006 Amsterdam Heating technologies Annual heat demand kWh Annual effiency (%)

7. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 7WGC 2006 Amsterdam Air heating system

8. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 8WGC 2006 Amsterdam Heat pump

9. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 9WGC 2006 Amsterdam Hot water storage tank Gas engine Electricity Natural gas Hot water supply Bath Air conditioner Lighting T V Hot water supply and central heating system utilizing exhaust heat Shower Bathroom heater/ drier Grid Floor heating

10. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 10WGC 2006 Amsterdam Micro CHP The virtual power plant?

11. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 11WGC 2006 Amsterdam Wood burning stoves and gas-fired radiators

12. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 12WGC 2006 Amsterdam Heat distribution systems  Traditional radiator systems  Air heating system with or without duct distribution system  Floor heating systems

13. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 13WGC 2006 Amsterdam Traditional radiator systems Convec

14. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 14WGC 2006 Amsterdam Floor heating systems

15. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 15WGC 2006 Amsterdam What pays best?  Homes with very low energy consumption ELECTRICAL HEATING or !!  Increasing gas consumption Conversion from electricity to gas  Replacing electricity with natural gas CHP systems

16. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 16WGC 2006 Amsterdam What pays best?  Reducing the price of heating systems  Simple boiler system  New materials and connection methods  Integrated heating systems, e.g. floor heating systems  Home filling stations  New gas-fired appliances  Cookers  Tumble dryers  Washing machines, dishwashers  Outdoor grills  Patio heaters  Decorative gas lighting

17. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 17WGC 2006 Amsterdam Simple gas-fired boiler Boiler placed in cupboard

18. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 18WGC 2006 Amsterdam Reducing the price of heating systems

19. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 19WGC 2006 Amsterdam New gas appliances Home filling station

20. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 20WGC 2006 Amsterdam New gas-fired appliances

21. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 21WGC 2006 Amsterdam New gas-fired appliances

22. Danish Gas Technology Centre T E C H N O L O G Y F O R B U S I N E S S 22WGC 2006 Amsterdam Future heating of housing with low energy demand  Simple and low-priced systems  Efficiency?  Heat distribution and comfort  Additional gas-fired appliances  Low comsumption: Will customers be  Uninteresting for the gas companies? or  A challenge for the gas companies ?