Helsinki turned abandoned 1970s oil caverns into a giant underground heat battery holding 260,000 cubic metres of hot water; it can heat 25,000 homes for a year
- Helsinki (Representative image)In a groundbreaking move toward carbon neutrality, Helsinki has transformed two abandoned underground oil caverns into Finland’s largest heat storage facility.
- According to Helen, the city’s energy company, the caverns in Mustikkamaa were filled with 260,000 cubic metres of hot water, creating a giant “heat battery” to balance consumption peaks throughout the year.
- The project, which began construction in 2018 and was completed in 2021, marks a unique case even on a global scale and represents an important step on Helsinki’s path to becoming carbon neutral.
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- Helsinki (Representative image)In a groundbreaking move toward carbon neutrality, Helsinki has transformed two abandoned underground oil caverns into Finland’s largest heat storage facility.
- According to Helen, the city’s energy company, the caverns in Mustikkamaa were filled with 260,000 cubic metres of hot water, creating a giant “heat battery” to balance consumption peaks throughout the year.
- The project, which began construction in 2018 and was completed in 2021, marks a unique case even on a global scale and represents an important step on Helsinki’s path to becoming carbon neutral.
Sources: Times of India