geothermal

Exceed Geo Energy and PTT Collaborate on Carbon-Negative Geothermal Power

EXCEED Geo Energy and Peregrine Turbine Technologies have partnered to support the deployment of EXCEED’s groundbreaking Infinity-Loop™ geothermal systems at scale. This agreement outlines the collaborative development and delivery of supercritical CO₂ (sCO₂) power turbines specifically designed for EXCEED’s closed-loop geothermal technology—marking a significant step toward gigawatt-scale carbon-negative energy production.
Exceed Geo Energy and PTT Collaborate on Carbon-Negative Geothermal Power
Courtesy of PTT

EXCEED’s Infinity-Loop platform leverages supercritical CO₂ as a working fluid to boost geothermal energy output by up to 50% over traditional technologies, while also sequestering carbon dioxide, creating a net-negative environmental impact. The fully closed-loop system circulates sCO₂ through engineered wellbores to extract deep geothermal heat efficiently—without releasing greenhouse gases.

At the core of this manufacturing collaboration is PTT’s next-generation sCO₂ turbines, designed to integrate with EXCEED’s high-efficiency geothermal architecture. These turbines are heat source agnostic and optimized for EXCEED’s proprietary system. The initial product scope includes a 25 MW platform capable of supporting 10, 15, 20, and 25 MW units, as well as a 50 MW platform, enabling site-specific, “configure-to-order” deployments and scalable upgrades.

Key components of the collaboration include:

• Joint development of EXCEED-specific sCO₂ turbines.

• Integrated manufacturing and supply chain infrastructure, in partnership with TURBOCAM International, located in Barrington, NH, and at PTT’s facilities located in Wiscasset, ME and in Pittsfield, ME

• Geothermal well-based testing at PTT facilities to validate turbine performance and support projected high-volume production.

• Use of Demand Flow Technology (DFT) to enable flexible, high-mix turbine production tailored to EXCEED’s global project pipeline.

• Manufacture in ISO-certified, ITAR-registered facilities, with quality governed by SPC and DFT systems.

The combined technology is well-suited for high-demand applications including data centers, utilities, industrial users, critical infrastructure, and remote/off-grid communities.

 

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