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Smart solar hot water

IEA SHC initiative to increase quality and market volumes of smart solar hot water systems

Providing reliable and long-lasting solar-driven hot water solutions for households – this is the main objective of the planned research platform called Solar hot water for 2030 within the IEA Solar Heating and Cooling Programme. During the last 12 months experts from all around the world have discussed the key …
ammonia recovery

Ammonia recovery to serve as fertilizer and energy fuel

Production of ammonia as a fertilizer is a huge global industry with an enormous energy demand. The Austrian institute AEE INTEC has successfully operated a membrane distillation (MD) pilot plant 24/7 at a municipal waste water treatment plant (see photo). It has the potential to gain ammonia with a lot …
EU Solar Energy Strategy

EU Solar Energy Strategy should balance out heat and power

The European Commission plans to launch its EU Solar Energy Strategy in June 2022. According to the official announcement this strategy will “take the form of a Commission communication“, aiming to ensure that solar energy both for power generation and heat production “achieves its full potential in helping to meet …
Testing of improved thermochemical storage in a real environment

Testing of improved thermochemical storage in a real environment

The session Emerging Heat and Cold Storages during the ISEC conference in April in Austria was a deep dive into thermochemical heat storage. Two speakers from the German research project Heat2Share presented technical improvements at the material, component and system levels of a thermochemical storage unit used in district heating …
Solergy label goes global

Certification and labelling: Experts answer questions from the industry

Third-party quality control is key for consumers. Labelling of products supports customers in taking the right decisions. For solar collectors in Europe, Solergy is such a quality label. It shows how much collectors can contribute to a CO2-free heat supply in different locations and at different temperature levels. In close …
Zero Emission Building Design

Emission-free heat supply for new building area in Austria

For an emission-free energy supply for new and existing buildings on industrial wasteland in Reutte, Tyrol, Austria, the project developers are using PVT collectors. The Zero Emission Building Design concept of the Austrian company Simona Alexe – greenixcloud convinced the investors. They want to build a new commercial, industrial and …
solar heat plant for leisure resort

Construction imminent on 77 MW solar heat plant for leisure resort

Construction is about to start on a 77 MW solar heat plant for the Water World leisure resort in Handan, a city in the northern Chinese province of Hebei. The materials for the 110,000 m2 field of parabolic trough collectors are already on site. The car parks, on the roofs …
industrial solar heat in Spain

The big names in Spain’s picking up industrial solar heat market

The latest call for solar heat projects in service and industry in Spain created quite intensive sales activities for technology providers. The Thermal Energy Production scheme awarded funding to 51 solar thermal systems totalling 61 MW. A handful of Spanish companies will provide the technology and installation services for most …
Minimum Energy Performance Standards

EU Minimum Energy Performance Standards: Powerful tool or threat?

The draft of the EU Energy Performance of Buildings Directive (EPBD) from mid-December 2021 includes a number of powerful amendments (see pdfs at the end of the article). Minimum Energy Performance Standards (MEPS) for existing buildings and a definition of Zero Emission Buildings (ZEB) are new key elements. Reporting has …
Ranking of flat plate collectors

Economic tailwind for large flat plate collector producers globally

Consolidation among the global solar thermal industry continued in 2021. The 20 largest flat plate collector manufacturers listed in the ranking managed to increase production by, on average, 15 % last year. This is significantly higher than in the previous year, with 9 %. The reasons for the growth are …
Solar Energy Buildings

How to get renewable energy to buildings in dense urban areas

On 23 March 2022, the first industry workshop organised by IEA SHC Task 66 – Solar Energy Buildings showcased solar building ideas from different corners of the globe, including the first mandatory solar building regulations in China and Mexico’s rules on energy efficiency and solar energy in the construction sector …
Reduce dependence of Russian gas

High fossil fuel prices and generous support drive up demand in France

Two weeks before the start of Russia’s war against Ukraine, France’s President Emmanuel Macron gave a speech in which he detailed his strategy for developing the nation’s energy sector. He left no doubt that nuclear energy would continue to play a central role, but at the same time attributed growing …

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