Mäntsälän Sähkö Oy Launched the Recovery of Waste Heat

Mäntsälän Sähkö has launched a heat recovery plant and the heat transfer to the district heating network. The heat recovery is carried out in cooperation with Yandex data center. Yandex data parlors generate heat, which is collected and directed along the district heating network to the Mäntsälä households. Initially, the waste heat can be collected corresponding to the heating amount around a thousand houses. In this scale the project is the first one in the world.

Significant impact on the environment - district heating will cut down carbon dioxide emissions by 40%

Due to the collected waste heat carbon dioxide emissions are reduced by up to 40% in Mäntsälän Sähkö district heating. This is a significant achievement, as the case of district heating, it corresponds to the objective EU set for emission reductions in 2030. Heat recycling is good for the environment and in the long-term will also improve the competitiveness of district heating, because at the moment 50 % of the natural gas usage can be replaced by recycled heat. In case of data center extension recovery of the waste heat can be Increased, the ideal situation is that natural gas could be replaced by natural waste-heat in its entirety.

– In the case of district heating we are pioneers. We are constantly looking for innovative ways to work together with our customers. This project has been major in Finland and in this scale unique also worldwide. This project demonstrate how co-operation can achieve truly impressive things, commented Esa Muukka, CEO Mäntsälän Sähkö.

Significant success by co-operation

The success of the project has required close co-operation within Yandex data center and the Calefa Oy the heat recycling equipment supplier. For Yandex Search Engine Company major cause for placement in Mäntsälä was effective and safe energy solutions.

- None of the companies could have done this alone. It is through such acts that we can improve our environment and increase energy efficiency. We have accumulated extensive know-how through this collaborative project, and we are ready to seize opportunities to continue, Muukka says.

More information and media contacts:

Mäntsälän Sähkö Oy
Antti Porkka, lämpöpäällikkö
044 723 3347

Mäntsälän Sähkö Oy offers a wide range of energy products and services. The company has been operating since 1926. Social responsibility and environmental stewardship are part of Mäntsälän electricity policy and the company continuously invests in sustainable development.