1 WGC 2006 Amsterdam 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

Natural Gas Technologies in the House of Tomorrow

Bjarne Spiegelhauer

Danish Gas Technology Centrewww.dgc.dk

Danish Gas Technology Centre2 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Outline

Energy consumption in individual housing

Heating technologies

Heat distribution systems

What pays best tomorrow?

Future heating of housing with low energy demand

Danish Gas Technology Centre3 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Energy consumption in individual housing

Danish Gas Technology Centre4 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Energy consumption in individual housing

Typical energy consumption of a new low-energy class 1 single-family house of 125 m2

Heating, cooling, ventilation 3,800 kWhSanitary hot water 1,700 kWhElectricity consumption 4,500 kWh

Total 10,000 kWh

Natural gas for heating etc. and sanitary hot water 500 m3 per year

Danish Gas Technology Centre5 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

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

Danish Gas Technology Centre6 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Heating technologies

Annual heat demand kWh

An

nu

al

eff

ien

cy

(%

)

Danish Gas Technology Centre7 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Air heating system

Danish Gas Technology Centre8 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Heat pump

Danish Gas Technology Centre9 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Hot water

storage tankGas

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

Danish Gas Technology Centre10 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Micro CHP

The virtual power plant?

Danish Gas Technology Centre11 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Wood burning stoves and gas-fired radiators

Danish Gas Technology Centre12 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Heat distribution systems

Traditional radiator systems

Air heating system with or without duct distribution system

Floor heating systems

Danish Gas Technology Centre13 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Traditional radiator systems

Convec

Danish Gas Technology Centre14 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Floor heating systems

Danish Gas Technology Centre15 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

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

Danish Gas Technology Centre16 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

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

Danish Gas Technology Centre17 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Simple gas-fired boiler

Boiler placed in cupboard

Danish Gas Technology Centre18 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

Reducing the price of heating systems

Danish Gas Technology Centre19 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

New gas appliances

Home filling station

Danish Gas Technology Centre20 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

New gas-fired appliances

Danish Gas Technology Centre21 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

New gas-fired appliances

Danish Gas Technology Centre22 WGC 2006 Amsterdam

T E C H N O L O G Y F O R B U S I N E S S

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?