Ref. 411Dr. Dagmar Everding30.04.2007

Seite 1

NRW Renewable energy concept 13 February 2007

Programme for energy supply and economic development of the renewable energy sector in NRW

Ref. 411Dr. Dagmar Everding30.04.2007

Seite 2

Energy production by Renewables in NRW

2005

NRW all

[in TWh]

RE German

[in TWh]

RE NRW [in TWh]

NRW-share [in %]

RE share of NRW-all [in %]

Electricity 177 73 6.5 9 4

Heating (331) 89 2.3 3 1

fuel (142) 28 4 14 3

Sum (650)  190 13 6.7 2 

Seite 3

Ref. 411Dr. Dagmar Everding30.04.2007

Potential of Renewable Energy in NRW

Electricity

PV Wind Wat. Geo. Bio Heating

Solar Bio Geo Fuel

Potential

in

TWh

3.7 5.4 0.7 14 8 4,6 8 10 16

2005 0.1

3%

2.8

52%

0.5

71%

0.0

0%

3.0

38%

0.2

4%

1.6

20%

0.4

4%

3.9

24%

Seite 4

Ref. 411Dr. Dagmar Everding30.04.2007

12-Points-Programme Renewable Energy NRW 2020

12 targets

Management by EnergieAgentur.NRW

Monitoring starting 2006 and evaluating the progres,e. g. using indicators

First Report 2010, Final Report 2020

Actually: collecting measures for realization, research project for an evaluation and monitoring concept

Seite 5

Ref. 411Dr. Dagmar Everding30.04.2007

Targets for the industrial sector of Renewables

Turnover increase to 15 Billion Euro

Increase of persons employed to 40,000 Pers.(Pers.employed in NRW: 7.6 million)

Recruitment of companies, research institutes and international institutions

Consulting and training for small and medium companies and for cities administration

Seite 6

Ref. 411Dr. Dagmar Everding30.04.2007

Targets for heating by renewables

Heating supply by renewables:minimum cover ratio 20 %

in new buildings

in reconstructed buildings

In public buildings combined with cogeneration units for heat and power

Seite 7

Ref. 411Dr. Dagmar Everding30.04.2007

Biomass Targets

Biomass Srategy NRW (Ministery of environmental affairs and agriculture)

Increasing the production of heat and electricity using biomass e. g. by the following measures:

Innovative cogeneration plants for heat and power using biomass

Development of bioenergy villages (self-sufficient)

Support of new biofuel plants in NRW

Seite 8

Ref. 411Dr. Dagmar Everding30.04.2007

Research Targets

Support of technology development:

Energy efficiency, cost reduction,

energy grids, energy storages and batteries,

hydrogen technologies (e. g. using clearing sludge) (Energy Research concept NRW, Ministry of research and innovation)

Seite 9

Ref. 411Dr. Dagmar Everding30.04.2007

50 Solar Energy Housing Estates Example: New Building Project, Aachen

Size: 43 units, 2 office buildings

Seite 10

Ref. 411Dr. Dagmar Everding30.04.2007

50 Solar Energy Housing Estates Example: New Building Project, Aachen

Passive Houses with solar thermal collectors

Measured heat demand: 10.6 kWh/m²a,Total: 1.700 kWh/a

Less than energy demandfor domestic hot water!

Comparison to heat demand of a conventional house: 11.000 kWh/a(Passive house: -85%)

Seite 11

Ref. 411Dr. Dagmar Everding30.04.2007

50 Solar Energy Housing Estates Example: New Building Project, Aachen

3 litres-houses with solar collectors

Seite 12

Ref. 411Dr. Dagmar Everding30.04.2007

50 Solar Energy Housing Estates Example: Renovation-Project, Köln-Riehl

view before renovation

Housing Association: Erbbauverein Köln eGYear of building: 1926-1928

Size: before renovation: 112 apartments after renovation: 133 apartments

Seite 13

Ref. 411Dr. Dagmar Everding30.04.2007

50 Solar Energy Housing Estates Example: Renovation-Project, Köln-Riehl

view before renovation

- Renovation period: summer 2001 – autumn 2004- Renovation period: summer 2001 – autumn 2004- Heat demand reduction from 160 kWh/m²a down to 48 kWh/m²a (-70%)- Domestic hot water: 55% via solar thermal collectors (280 m²)

view after renovation