MHI starts operation of CO2 capture pilot at KEPCO power plant

May 15 2025


Mitsubishi Heavy Industries (MHI) has installed a new CO2 capture pilot plant at the Himeji No.2 power plant in Hyogo Prefecture owned by The Kansai Electric Power Co. (KEPCO).

The pilot plant was established to conduct research and development for CO2 capture technologies using flue gas from gas turbines at the power plants. The plant has a capture capacity of approximately five tons per day, and through demonstration of innovative CO2 capture technologies for the next generation, will strengthen the competitiveness of the CCUS business.

MHI has been researching and developing innovative CO2 capture technologies in collaboration with KEPCO since 1990. The operation of this new plant will strengthen that R&D structure, and enable demonstration tests using state-of-the-art equipment. 

In 2022, MHI announced an alliance with ExxonMobil, which enables the companies to offer an end-to-end carbon capture and storage solution.The CO2 capture technology currently being developed jointly with ExxonMobil will be demonstrated at this pilot plant, accelerating R&D for reducing environmental loads and costs. MHI will also implement the "ΣSynX Supervision" remote monitoring system, one of its ΣSynX (Sigma Synx) digital innovation brands.

MHI Group has formally declared its commitment to achieving carbon neutrality by 2040 (MISSION NET ZERO), and the Company is now working strategically to decarbonize both the energy demand and supply sides. A core element of the Company's "Energy Transition," which targets decarbonization on the energy supply side, is the development of a CCUS value chain integrating diverse sources of carbon emissions with modes for carbon storage and utilisation.

Going forward, MHI Group said it will continue to proactively promote its CCUS business worldwide, applying its proprietary CO2 capture technologies, contributing as a solutions provider to reducing greenhouse gas emissions on a global scale, and developing further solutions that contribute to environmental protection.

 

Foto: Künstlerische Darstellung des CO2-Einfangs aus einem mit Feuchtigkeit beladenen Gasstrom mittels CALF-20. ©Copyright: B. Schröder/HZDR

Himeji CO2 Capture Pilot Plant

 

MHI CO2 capture


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