Hot-air Heating with Renewables

The company Sieveke is a carpentry with a long tradition, it was founded in 1912. They employ about 40 people, mostly engineers, master carpenters and carpenters. The company develops and produces wooden products like roof structures, wooden walls, window frames and wooden bungalows. The wooden parts are produced in the workshop with CAD/ CNC assistance and are integrated on the construction site by the company’s own staff. The company installed... Read More

PV and Biogas Co-generation in Huge Industrial Halls

SMA Solar Technology AG The  SMA Solar Technology AG, a leading solar inverter producer, has in 2009 inaugurated the Solar Plant 1, a new production hall with a CO2-neutral energy concept. Every day up to 4000 solar inverters of different sizes and types can be produced, making it the currently largest factory of its kind. While not a fully selfsufficient energy supply, the model of the factory is linking regional availabilty of renewable energy... Read More

A Multi-RES Building

Programm “Haus der Zukunft” This highly energy-efficient office building is a reference projects to increase popularity of highly energy efficient construction projects. The Energy Base office building  was planed and initiated together by architects, scientists and specialist consultants in an integral planning process. It is an outstanding building due to its innovative architecture, advanced building technologies and the highest possible... Read More

Combination of Sun and Wind for Leisure Industry

   Foto: DH Fotostudio Köln The Best Western Premier Hotel Victoria is a 4 stars city hotel with 69 rooms, a breakfast room and two cocktail bars, situated in Freiburg, Germany. They started their environmental project in 1985 but a big improvement was done during spring of 2002 when they replaced old oil-based heating system by a modern wood-pellet heating system with a exhaust-gas cleaning system. Afterwards, during spring of 2007, an eco-friendly... Read More