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Mannheim’s new 162-megawatt heat pump system will power 40,000 homes by drawing warmth from the Rhine River, replacing coal plants by 2028–29.
MVV Energie is building the world’s most powerful heat pump system in Mannheim, Germany, to supply district heating to about 40,000 homes.
Two 82.5-megawatt units, totaling 162 megawatts, will draw warm water from the Rhine River via 2-meter pipes, moving 10,000 liters per second.
Using oil and gas industry technology, the pumps extract heat and distribute it through existing infrastructure, replacing decommissioned coal plants.
Expected to be operational by winter 2028–29, the €200 million project includes fish protection filters and is projected to raise river temperature by less than 0.1°C.
It reflects a global shift toward large-scale heat pumps for decarbonizing urban heating, with similar projects emerging in Denmark and elsewhere.
El nuevo sistema de bombas de calor de 162 megavatios de Mannheim suministrará electricidad a 40 000 hogares extrayendo calor del río Rin, reemplazando a las centrales de carbón para el año 2028/29.