Sumitomo SHI FW has completed the delivery of a CFB boiler technology upgrade project intended to increase the oil shale retort gas combustion in an existing circulating fluidized-bed (CFB) boiler at the Enefit's Narva Power Plant in Estonia.

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Image: The Enefit's Narva power plant in Estonia. Photo: courtesy of Sumitomo Heavy Industries, Ltd. & Sumitomo SHI FW.

As a result of the successful project, Enefit will be able to burn the entire volume of shale oil gas in the modified boiler plant resulting in higher efficiency and improved environmental conditions.

For this engineering, procurement and construction (EPC) contract, Sumitomo SHI FW provided the design, supply, construction and commissioning of modifications and equipment to the existing 100 MWe CFB boiler to increase its retort gas combustion capacity to 50% of heat input when co-firing with Estonian oil shale.

Tomas Harju-Jeanty, CEO of Sumitomo SHI FW, said:

“I’m proud to say this is a great example of teamwork at its finest. Yet again a solid delivery of a ‘first of a kind technology solution’ making a client’s business better.”

Margus Vals, Member of the Management Board of Enefit, said:

“Enefit is happy to have successfully further developed the technologies for oil shale fired power production with Sumitomo SHI FW. During contract signature in October 2016 Sumitomo SHI FW promised ‘to sell what can be executed and to execute what has been sold’.

Today we have reached a technological solution that greatly increases the boilers capability to use indigenous oil shale gas, enabling Enefit to decrease carbon and ash emissions. Throughout the years we have had a fruitful history with Sumitomo SHI FW in executing large complex technological projects and we are looking forward to continue cooperation in the future.”

Source: Company Press Release