Energy Efficiency and Renewable Energy: How will life in 2050 be like in

Nordhausen

Introduction

• Energy consumption of Nordhausen: 709.000 MWh per year for electricity

• How to solve that in 2050???1. Political measures2. Suitable systems3. Thoughts of inhabitants

Renewable Energies• Photovoltaics• Wind Power• Biogas• Geothermal Power• Hydroelectric Power

What is suitable for Nordhausen?

Photovoltaic systems suitable for Nordhausen?

• Can be built on impractical places

• Solar radiation of Nordhausen between 1000 and 1020 KWh/m²a

• Approximately 100 kWh/m²a

NDH

Wind power suitable for Nordhausen?

• Average wind speed is approximately 5 m/s

• Enough space around Nordhausen

• Can produce energy at low wind speed

Biogas systems suitable for Nordhausen?

• Can be used out of private households

• Used for community heating, electricity and fuel production

Nordhausen is surrounded by agricultural areas Biowaste converted to energy

Geothermal and Hydroelectric systems suitable for Nordhausen?

Geothermal power plant

Hydroelectric power plant

Community feelings

• Solarsystems on every roof are possible• But low costs for every inhabitant• Less taxes for people who supply themselves

self-sustaining

• Financial support for renovating of buildings• Renewable industry can be enlarged locally to

provide new jobs• Projects in school to create a conciousness for

renewable energy

Resumé

• We need a mix of renewable energies• Companies and politics have to work together!• Opinion of inhabitants needs to be respected!

Thank you for your attention!!!!!