Project portraits - Research for the energy transition


Maintenance work on the Alpha Ventus wind farm
© Areva Multibrid - Jan Oelker

Wind power
New maintenance concepts for offshore wind farms

New strategies for the operating phase and maintenance of wind farms significantly reduce costs. 

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PROMETEO test facility at the Plataforma Solar de Almería
© DLR

Solar thermal power plants
New high temperature oil successfully demonstrated at Plataforma Solar de Almería

New heat carrier, the silicone oil HELIOSOL 5A can be used in solar thermal power plants even at higher operating temperatures.

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PV-diesel hybrid system supplies the 4000 inhabitants on the Caribbean island of St. Eustatius.
© SMA

Photovoltaics
Using PV electricity – saves costs for diesel fuel

In off-grid areas, PV electricity can supplement and, as far as possible, replace diesel generators

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Test system for investigating high-temperature solid heat storage tanks (HOTREG)
© DLR

Thermal power plants
Coal-fired power plant - fit for the future with thermal storage

Coal-fired power plants become more flexible through thermal storage systems - various concepts show how this systems can be integrated.

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PV hyrid power plant combines photovoltaics with wind power and diesel generation.
© Belectric GmbH - Fotomontage

Photovoltaics
Electricity from photovoltaics stabilises power grids

Reliable power supply with a hybrid power plant that optimally combines photovoltaic and fossil power generation. 

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The wire gauze reactor enables the pyrolysis and gasification of solids to be investigated on a small scale, but under conditions comparable to industrial plants.
© Lehrstuhl für Energiesysteme, TU München

Thermal power plants
High-temperature gasification - upgrading solid fuels

IGCC power plants have high efficiency and fuel flexibility, as well as the possibility of effective CO2 separation.

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Biomass can be gasified in biomass gasification systems that are coupled with high-temperature fuel cells (SOFC).
© pixabay - Hans Braxmeier

Bioenergy
Efficient conversion of biomass into power and heat

High-temperature fuel cells (SOFC) coupled with biomass gasification systems can also be used for fuels of greatly fluctuating quality.

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DLR researchers at the new TESIS research facility in Cologne will soon be investigating high-temperature heat storage tanks based on liquid salt.
© DLR (CC-BY 3.0)

Solar thermal power plants
Liquid salt stores heat

Salt storage test system in Germany serves as a platform to investigate storage concepts and liquid salt components up to 560 degrees Celsius.

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Scientists have developed a new concept for flexible and load-dependent inspection intervals of power plant components under change load operation.
© TÜV Nord

Thermal power plants
Material stress in flexible power plants

Calculating the lifetime of central plant components more accurately without having to make any concessions in terms of technical safety.

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