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May 27, 2019
South Korea supports District Energy in Cities Initiative

Korean District Heating Corporation (KDHC) is one of the world’s largest district heating companies and serves over 1.5 million customers in South Korea. Now, it is also advising cities elsewhere on how to make the most of low-carbon heat networks. “Currently, we are developing a renewable...
May 23, 2019
Go-to-market strategies for industrial solar heat

Within the IEA Solar Heating and Cooling Programme, preparations have been made to establish a new international research platform focusing on nearly market-ready technology and processes for industrial solar heat (SHIP) with temperatures of up to about 400 °C. “Our aim is to raise the...
May 22, 2019
First SDH system in Sub-Saharan Africa

On 15 May, the Austrian Ambassador to South Africa inaugurated two landmark projects that had received support from SOLTRAIN, the Southern African Solar Thermal Training and Demonstration Initiative, during planning and installation. One became the first solar district heating plant in Sub-...
May 17, 2019
Seasonal pit heat storage: Cost benchmark of 30 EUR/m³

Denmark has had a successful learning curve regarding to the cost and efficiency of seasonal pit heat storage, which is used to store sunlight in summer for heating purposes in winter. Take Sunstore 3, for example, a 60,000 m³ pit heat storage system built at a cost of 38 EUR/m³ of storage...
May 16, 2019
Heat supply contracts: Popular but hard to implement

A popular business model for solar thermal companies is a heat supply contract. More than 80 % of the businesses shown on the global map of turnkey systems providers for industrial solar heat, also known as SHIP, see these contracts and ESCOs as important means to boost sales. Almost the...
May 13, 2019
Industrial Solar and Gasco join forces

In February, Germany’s Industrial Solar and Australia’s Gasco signed a cooperation agreement to develop the solar process heat market in Australia and its neighbouring countries by offering hybrid systems which use both solar and fossil energy. The photo shows a solar field installed by...
May 11, 2019
Demand falls as Kenya ends solar thermal regulations

In August 2018, Kenya’s parliament revoked the rules that stipulated the installation of solar thermal systems in buildings needing more than 100 litres of hot water per day. Drafted by the Energy Regulatory Commission (ERC) in 2012, they came into effect on 25 May 2017 following a...
May 7, 2019
Position papers on daylighting and standards & certification

Why promote the use of daylight in non-residential buildings? What measures should government agencies take to help the market? How vital is it to standardise and certify solar thermal products? Answers to these questions can be found in position papers recently published by the IEA Solar...
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...
May 1, 2019
20,000 subsidised solar water heaters in Jordan

The Jordan Renewable Energy & Energy Efficiency Fund (JREEEF) has launched a project to bring solar hot water to all parts of the Hashemite Kingdom. Its aim is to have 20,000 solar water heaters (SWHs) installed in the residential sector between 2013 and 2019. The business in charge of...
April 26, 2019
Swiss study identifies 5.6 GWth of SHIP potential at up to 100 °C

Theoretically, Switzerland would need to install 8 million m² of collector area (5.6 GW_th) to exploit the full potential of industrial solar heat below 100 °C, considering an annual yield of 400 kWh/m². The related study, titled Sol-Ind Swiss, was presented by its author,...
April 25, 2019
Mexico, China and India lead global SHIP market

In 2018, suppliers of industrial solar heat technology commissioned 104 systems with a combined collector area of at least 57,283 m² (40 MW_th). The number of systems was nearly identical to that a year earlier, when 107 installations came online. At the end of last year, at least...

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