Viessmann

August 18, 2021
Large prefab SDH collectors: design and yields

Collector size is key when designing solar thermal systems for use in district heating and industry. Roughly speaking, the larger the individual collectors, the easier it will be to install a system by crane and configure it to provide temperatures outside the usual range. In all, nine...
May 13, 2021
IKEA to invest EUR 4 billion in clean energy

By 2030, furniture retail giant Inter IKEA Group intends to minimise its carbon footprint and even get climate-positive while continuing to grow its business. The goals set by IKEA’s sustainability strategy People & Planet Positive published in August 2020 include the aim to generate...
April 12, 2021
Hydrogen-ready – the new buzzword in the heating industry

At the ISH digital, held from 22 to 26 March, Germany’s major heating companies offered attendees plenty of new event formats, including moderated board panels, professional film inserts, and live broadcasts of their exhibits. But as those businesses presented their new products, it became...
March 31, 2021
“7 MW solar heat plants will be a commodity in Europe in 5 to 10 years”

Viessmann, a major German provider of climate solutions for living spaces, strengthened its project development team last year, hiring Christian Stadler and four of his ex-colleagues in June 2020, after their former employer, Danish-based Arcon-Sunmark, stopped operation. As part of...
November 23, 2020
Research on solar heat pumps in Russia

This September, Viessmann and Wilo, two German manufacturers of solar thermal equipment, opened a training centre at Kazan State Power Engineering University (KSPEU) in Russia, as part of KSPEU’s Industrial Heat Power Engineering and Heat Supply Systems department led by Professor Yuriy...
May 25, 2020
Solar hybrid system heats hostel in Russia’s far east

After more than a year in operation, the solar hot water and space heating system put up at St Timon’s Mountain Shelter in Russia’s Kamchatka region has proved to be both reliable and eco-friendly. Run together with a biomass boiler and a PV system, the 30 m² field of vacuum tube...
March 20, 2020
World’s largest flat plate collector manufacturers in 2019

One-half of the world’s largest flat plate collector manufacturers participating in the most recent survey expressed satisfaction with how business developed in 2019. One-third achieved production volumes ‘as expected’ and only one-fifth seemed dissatisfied. The large manufacturers again...
December 13, 2019
Large-scale solar heat is cost-competitive in Germany

In Germany, seven solar district heating plants with a total capacity of 26.6 MWth either came online or are still under construction this year. This is a significant increase compared to the end of 2018, when total SDH capacity reached 43 MWth (33 systems) according to Solites, a research...
July 30, 2019
“Digitalisation improves and streamlines the entire process”

Digitalisation is quickly transforming the heating market: While consumers are increasingly turning to online sources for advice, a growing number of heaters are being connected to the cloud. In an interview with solarthermalworld.org, Steffen Zimmermann, Managing Director of...
May 3, 2019
World’s largest flat plate collector manufacturers in 2018

2018 saw much consolidation in the global collector industry. In spite of a shrinking market around the world, however, the largest flat plate collector manufacturers managed to increase production output by 7 %. Their success was due to steadily growing sales in China and the bright...
April 4, 2019
Remote control cuts energy bill

The heating industry is becoming increasingly digital, as evidenced by several new types of remote-control devices that were on display in the Energy halls of this year’s ISH, the world’s leading trade fair for bathroom design, building services, HVAC systems and renewable energy. The event...
February 4, 2019
Five new solar-bioenergy villages in Germany

Five German bioenergy villages added solar fields to their district heating systems in 2018. It was a significant increase over 2017 and 2016, when only one larger field was commissioned once a year. Each village benefits from 100 % solar energy in summer, which leaves time to overhaul...