Welcome to a Greener World

Aalborg Energie Technik a/s (AET) is a leading independent engineering and contracting company supplying biomass fired boiler plants, power plants, and combined heat and power plants (CHP) in the size range of 25 to 170 MWth.

The business comprises design, engineering, delivery and service of plants fired with all forms of biomass. The well-proven AET Biomass Boiler and AET Combustion System  are based on more than 30 years of hands-on experience with industrial processes, steam generation and biomass combustion.


The company has a wellknown and recognised reputation for supplying biomass fired boilers and plants with exceptionally high efficiencies, high availabilities, high fuel flexibility and low emissions. Moreover, with very low maintenance costs, the AET biomass plants ensure you, as an investor, a viable business case.


Examples of high performing AET Biomass-fired Plants:

Examples of high performing AET Biomass fired Plants:

  Efficiency Availability
Biomass Boiler Plants 91 - 94 % 8400 - 8550 hours/year
Biomass Cogeneration Plants 45 - 105 % (net) 8300 - 8500 hours/year
Biomass Power Plants 28 - 38 % (net) 8300 - 8500 hours/year


Examples of different biomass fuels in existing plants AET has provided:

Uncontaminated wood: COFELY - Biolacq Energies (FR), COFELY - BES VSG (FR), COFELY - SODC Orleans (FR), COFELY GDF SUEZ - BCN (FR), Western Wood E.P. (GB), Linz Mitte (AT)
Wood & by-products: Helius CoRDe Ltd (GB)
Waste wood & dust: Tilbury Green Power(GB), FunderMax (AT), Kronoply (DE), Pfleiderer-Gütersloh (DE)
Wood, straw / poultry litter: Zignago Power (IT), EPRL-Fibrogen (GB), EPRL-Fibropower (GB), Slagelse(DK).
Coal to biomass conversion: Randers KVV (DK), Boehringer Ingelheim (DE)


To find out more about what we can do for you – Contact our Sales Team

AET is to deliver a 40 MWe biomass power plant
AET is to deliver a 40 MWe biomass power plant to Tilbury Green Power Ltd. and additionally 20 years operation and maintenance; in consortium Read more…
BESVSG - first fire
The Cofely GDF SUEZ CHP plant in Vielle-Saint-Girons had its first fire celebration on Friday 3. Oct. Handover of the plant is expected in February 2015.  Read more…
First Fire at Orleans
SODC Cofely Orléans and AET celebrated first fire in the Orleans plant Thursday 2. October 2014. Read more…
Her majesty visits AET/NOVI
Her Royal Majesty Queen Margrethe of Denmark visited Novi and AET the 18th of June. Read more…
Video from Cofely GDF SUEZ: The BCN biomass CHP plant, one of the largest in France
Video from Cofely GDF SUEZ: The BCN biomass CHP plant, one of the largest in France.
Watch Video
Biomass - a renewable energy source
Biomass - A Renewable Energy Source. Testimonials from customers about biomass fired plants supplied by AET.
Watch Video
Construction of the Cofely - BCN CHP Plant
This video follows the construction of the Cofely CHP Plant and explains about the process of cogeneration.
Watch Video
Zignago Power s.r.l.–successfully creating Green Energy in Italy
The 49 MW Zignago Biomass power plant in Italy, owned and managed by Zignago Power s.r.l., belonging to the wellknown Marzotto family, has now been operating with great success for more than 30 months and runs with a very high availability (98,8%). The plant utilises wood residues and agricultural waste such as straw, mischantus and maize. >Read more
Zignago Power s.r.l.–successfully creating Green Energy in Italy
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  • Aalborg Energie Technik a/s
  • Alfred Nobels Vej 21 F
  • 9220 Aalborg East, Denmark
  • Tel +45 96 32 86 00
  • aet@aet-biomass.com