ORPC and Shell to demo RivGen Power System in Lower Mississippi

RivGen turbine
Image: ORPC

Marine renewable energy developer ORPC has signed a contract with Shell Technology – Marine Renewable Program to initiate a Modular RivGen Power System demonstration project in the Lower Mississippi River.

The project represents an opportunity to showcase how the next generation of ORPC’s hydrokinetic technology can provide predictable baseload electricity to help decarbonize onshore assets, according to a release. The system can potentially support the electrification of Shell facilities, including providing power to electric vehicle chargers and supporting alternative fuels production.

Initiation of the demonstration project builds off ORPC’s previous work for Shell. ORPC completed a feasibility study in November 2022 to help identify mutually beneficial applications of ORPC technology by Shell and assess the business case for pursuing pilot projects to demonstrate their use in the field. The report identified three priority use cases where ORPC power systems could contribute toward decarbonizing Shell’s existing operations, the first of which is to provide power for Shell’s onshore facilities.

In early April, ORPC technicians traveled to Shell sites in Louisiana. With support from Louisiana State University, they assessed each location’s viability to support hydrokinetic power generation. Resource characterization at the sites is ongoing, along with stakeholder engagement. This most recent award will focus on acceleration toward a demonstration project, including the selection of a suitable site(s) as well as associated permitting and applications engineering.

The Modular RivGen device uses the cross-flow turbine technology of ORPC’s commercially-available RivGen Power System, optimized for lower velocity sites and reduced cost. The product is being developed at ORPC’s river test site in Millinocket, Maine, with financial assistance from the Department of Energy’s Water Power Technologies Office. The Modular RivGen system can be stacked vertically or placed side-by-side to integrate into existing or new works, including infrastructure modernization and EV charging stations.

“ORPC welcomes the opportunity to partner with Shell to demonstrate the Modular RivGen System in the Lower Mississippi River region,” ORPC Chief Executive officer Stuart Davies said. “With its ease of transport, installation, and adaptability to different sites and industrial uses, the Modular RivGen System can be scaled into large arrays and replicated in rivers globally.  Once deployed, these arrays can provide a highly-predictable baseload renewable energy resource that can serve as the foundation of a fully-renewable energy grid in the future.”

Based in the U.S. — with subsidiaries in Canada, Ireland and Chile — ORPC is a developer of clean, renewable power systems that harness energy from free-flowing rivers and tidal currents.

In November 2022, ORPC Canada launched its first hydrokinetic power system in Canada, the RivGen Power System, to generate emission-free electricity from free-flowing rivers and tidal currents. Installed in partnership with the Canadian Hydrokinetic Turbine Test Centre (CHTTC) at Seven Sisters Falls, Manitoba, the RivGen system can provide baseload renewable energy to remote communities and will play a role in supporting Canada’s goal for net zero emissions by 2050.

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