NREL Water Power Newsletter, The Current, Summer 2022

In this issue, tour NREL's water power research facilities and capabilities, dive into conference recaps, and catch up on the latest hydropower and marine energy news and opportunities.

This quarterly newsletter highlights the latest from NREL's Water Power Program.

In This Issue

Announcements

What To Watch

Hydropower News

Marine Energy News

Prizes and Competitions

Events and Opportunities

Beneath the Surface Profile

NREL in the News

Recent Publications

Announcements

A man with shovel and pickaxe walks on a trail.
Researcher Stuart Cohen, left, has plenty of ideas for how to build a reliable and resilient renewable energy grid. Many of these ideas, which he presented at the 2022 HydroVision International Conference in Denver, Colorado, include hydropower. Photo by Dennis Schroeder, NREL

How Do We Get to Net-Zero?

On July 11, 2022, experts from the National Renewable Energy Laboratory (NREL) hosted two workshops at the HydroVision International Conference in Denver, Colorado. Each discussed the challenges and opportunities the hydropower industry will face as the nation hastens toward net-zero emissions. Learn more about these hydropower visionaries’ discussions on industry workforce gaps and hydropower’s role in the fight to curb climate change.

Visit NREL’s Water Power Facilities and Capabilities in a 360-Degree Virtual Tour

A lot of exciting projects are in development and testing at NREL’s Flatirons Campus. Wave tanks emulate ocean conditions and dynamometers evaluate power take-off systems for water power devices. Step inside NREL’s facilities in a 360-degree virtual tour. Explore NREL’s unique research capabilities and specialized state-of-the-art equipment, both of which are setting the stage for the next generation of clean energy.

What To Watch

Get Ready To Explore REDi Island

Fly through the Renewable Energy Discovery (REDi) Island with NREL and the U.S. Department of Energy’s (DOE’s) Water Power Technologies Office (WPTO), thanks to an educational 3D animation of a virtual renewable energy-powered island. Visit REDi Island and discover more water power technologies, such as a desalination plant, an ocean observation buoy, and a conventional dam.

Hang around Hydro Heights: Get a close look at the island’s pumped storage hydropower system.

Tour Tidal Town: Learn how tidal energy technologies may help power coastal and remote communities.

Hydropower News

NREL Is Building the Future of Hydropower

NREL researchers are thinking big about hydropower’s future role in the fight against climate change. The lab’s experts can model any grid in the world to discover how hydropower facilities can best support an evolving renewable energy grid. They also survey how and where to install new hydropower plants—especially smaller projects and those that add power to existing structures rather than building new dams. And they can analyze how to upgrade older facilities while protecting river ecosystems and maximizing contributions to the grid. Watch the hydropower program video and learn more about NREL’s hydropower program.

New NREL Tools Map the Future of Pumped Storage Hydropower

A U.S. map with small colored hexagons indicating total capacity in megawatts.
A new, one-of-a-kind data set identifies sites for closed-loop pumped storage hydropower across the United States (including Alaska, Hawaii, and Puerto Rico). The colored hexagons on the map identify mountainous areas that hold the greatest potential for these clean energy storage facilities. Photo by Stuart Cohen, NREL

NREL researchers have developed an interactive map and geospatial data set that identify the quantity, quality, and cost of closed-loop pumped storage hydropower resources across the United States, including Alaska, Hawaii, and Puerto Rico. This key data set supports broader initiative research areas, as well as other hydropower work led by NREL researcher Greg Stark, and can be found in a newly released NREL technical report. The report provides data on where closed-loop pumped storage hydropower plants could be built in the United States and how hydropower can plug into a future clean energy grid. The work, funded in part by WPTO under its hydropower program, expands hydropower's efforts.

Maximizing Record-Setting Hydropower Investments

A hydropower plant and power distribution lines over a river.
To maximize the impact of record-setting federal investments under the Bipartisan Infrastructure Law, NREL will manage two programs designed to support efficiency, grid resilience, and safety in the hydropower industry. Photo from Rafael Kaup, DOE 

The Infrastructure Investment and Jobs Act, signed into law Nov. 15, 2021, includes over $700 million in new spending for hydropower. NREL is managing two hydropower programs under the 2021 Bipartisan Infrastructure Law. The first program, Section 243: Hydroelectric Efficiency Improvement Incentives, authorizes DOE to make incentive payments to the owners or operators of hydroelectric facilities at existing dams. These payments will be used to make capital improvements in the facilities that are directly related to improving efficiency by at least 3%. The second program, Section 247: Maintaining and Enhancing Hydroelectricity Incentives, will support and enhance existing hydropower facilities through grid resilience, dam safety, and environmental improvements. NREL is leading the multilaboratory team, which includes Oak Ridge National Laboratory, Argonne National Laboratory, and Pacific Northwest National Laboratory. With NREL's support, these two initiatives will bolster U.S. hydropower deployment and guide the country toward 100% carbon-free electricity.

Marine Energy News

NREL's Marine Energy Research: Advancing a Clean Energy Future

Marine energy comes in many forms—and so do marine energy technologies. The power surging in U.S. oceans and rivers equates to nearly 60% of the country’s annual electricity needs. That power has the potential to play a key role in a 100% clean energy future, and NREL researchers are working hard to get us there. Catch the wave to a clean energy future with NREL. Watch the marine energy video and learn more about NREL’s marine energy program

International Electrotechnical Commission Publishes Marine Energy Strategic Business Plan 

Two people collecting data from a marine energy device on a cliff above a harbor.
International electrotechnical standards ensure everything from toasters to medical equipment works safely, across country borders, and as promised. A new plan to write the next generation of marine energy standards could help this budding electrical industry achieve commercial success. Photo by Christopher Pike, NREL 

International Electrotechnical Commission’s committee on marine energy standards, or Technical Committee 114, develops standards on how experts should build marine energy devices that are compatible all around the world. The group, made up of nearly 200 experts across 29 countries, recently published its new Strategic Business Plan. It provides insights into the need for standards, including how devices will deal with issues such as biofouling, the process in which wildlife accumulates on devices submerged in rivers and oceans. Arielle Cardinal, project manager for the Water Power Program, supports the committee’s Technical Advisory Group.

A Living Bridge to Clean Energy

NREL’s Aidan Bharath used to have a very dirty job. Now, the NREL research engineer designs ocean-bound technologies that generate renewable energy from surging tides. And recently, Aidan partnered with one of the country’s few tidal energy test sites, the University of New Hampshire’s Living Bridge project, where researchers can study a real-world tidal turbine installed beneath New Hampshire’s Portsmouth Memorial Bridge. Aidan and his NREL team perform a crucial job for the project. They collect the critical data needed to understand how well this turbine is functioning, so tidal energy can grow into an affordable clean energy resource for communities across the United States.

TEAMER Approach Nurtures the Growing Marine Energy Industry

Two people in hard hats work on a large mechanical device on lab floor.
DOE's TEAMER program pairs developers and companies with experts at national laboratories so TEAMER fundees can have access to resources and get marine energy to the grid. Photo by Dennis Schroeder, NREL

Launched in 2019 by DOE’s WPTO, the Testing Expertise and Access for Marine Energy Research (TEAMER) program connects promising marine energy startups with experts at more than 30 world-class facilities, including NREL. Together, these "teams" can hasten the development of cost-effective marine energy technologies by collaboratively evaluating and enhancing technology designs, from early-stage numerical modeling to laboratory testing of more mature prototypes. NREL has supported 15 of 71 TEAMER projects to date.

Prizes and Competitions

2022 Marine Energy Collegiate Competition Winners Announced, Teams Selected for 2023 Competitions

In late May 2022, NREL hosted the 2022 Marine Energy Collegiate Competition (MECC) Final Event. NREL competition organizers, DOE leadership, a panel of expert industry judges, and the public joined the virtual event to watch 17 student-led teams pitch their market-research-supported business plan and technical design of a marine-energy-powered device. During the 2022 MECC Award Ceremony, DOE announced the Webb Institute, a small undergraduate engineering college located on the North Shore of Long Island, New York, as first-place winner and recognized the other two overall winners and seven single-category awardees.

With the completion of the 2022 competition, NREL and DOE selected teams to compete in the 2023 MECC and Hydropower Collegiate Competition. For the fourth annual MECC, 19 teams from 22 institutions across the United States and one partner organization in Portugal will offer unique solutions to the burgeoning marine energy industry. The inaugural 2023 Hydropower Collegiate Competition will challenge 11 institutions across eight states, including three Hispanic-serving institutions, to address complex hydropower challenges. Both competitions require teams to be diverse and consistent with NREL and DOE values to build an inclusive workforce.

Inclusive Energy Innovation Prize Celebrates Energy Justice Champions

A cartoon of a city powered by renewable energy next to the words "Inclusive Energy Innovation Prize" and the American-Made Challenges logo.
The Inclusive Energy Innovation Prize fosters grassroots innovation, community-centric networks, and ground-up solutions to accelerate clean energy technology advancement within disadvantaged communities. Graphic by NREL

DOE and NREL recently announced the Inclusive Energy Innovation Prize's Phase One winners, who are paving the way to an inclusive, equitable, and just energy future. Teams focused on communities from every corner of the nation, from tribal nations to urban centers to rural towns and suburban America, demonstrating their commitment to building an inclusive innovation ecosystem and putting people at the center of clean energy and climate justice. Eighteen organizations were awarded $200,000, for a total of $3.6 million, to carry out their proposed impact plans that prioritize climate solutions for underrepresented communities. The Inclusive Energy Innovation Prize is administered through the American-Made Challenges program and funded by 10 DOE offices, including those focused on advanced manufacturing, building technologies, geothermal, vehicles, water power, and wind energy—all clients within the Mechanical and Thermal Engineering Sciences portfolio.

Waves to Water Prize Paves Path for Wave-Powered Desalination Opportunities

Two scuba divers secure a wave energy device to its anchor site as people watch from a jet ski and raft.
Experts at the Coastal Studies Institute secure Waves to Water Prize team WATER BROS's device to its anchor site. Team Oneka's device floats in the water. Photo by NREL

NREL recently celebrated the finale of DOE’s Waves to Water Prize—a competition designed to accelerate the development of small, modular, wave-energy-powered desalination systems. These systems emphasized early-stage marine energy research and development while producing some of the first wave-powered desalination prototypes to be deployed. This successful project represented a monumental effort by over 90 members of NREL staff, including Scott Jenne (principal investigator), Tessa Greco, David Greene, Chris Matthews, Ben McGilton, Amanda Morton, Mark Murphy, Aryana Nakhai, Casey Nichols, Andrew Simms, Heidi Tinnesand, Jenny Wiegele, and Don Young.

H2Os Prize Announces Phase One Winners, Opens Phase Two

DOE’s WPTO announced eight winners of Phase One of the Hydropower Operations Optimization (H2Os) Prize. These winning teams are applying modeling, data analytics, and machine learning to create new ways for hydropower systems to plan daily grid operations and meet water management needs. To continue encouraging innovative solutions for complex hydropower challenges, the H2Os Prize includes two more phases—each open to new and returning competitors. Phase Two is now open until Aug. 19, 2022.

NREL Water Power Profile: Beneath the Surface

This feature highlights some of the amazing people beneath the surface of NREL's water power news, tools, and events. Interested in more water power profiles? Check out NREL's water power Women's History Month article series, where we showcase a handful of NREL's outstanding women researchers in water power.

Ritu Treisa Philip's Life on the Ocean and on Stage

Photo of people posing with silly signs, like Mickey Mouse ears, ghosts, and sparkly eyeglasses. One sign reads “I love Vedika Meees!” and another reads, “I’m here for cake.”
Ritu Treisa Philip, far left, is bringing a whole lot of waves to the world—through clean, marine energy and music, which she taught to children in rural areas in India with her Teach for India cohort, seen here. Photo by Ritu Treisa Philip, NREL

Growing up in Chennai, India, Ritu Treisa Philip saw frequent, long power outages.

“That’s what got me interested in renewable energy,” said Philip, who is now a research engineer at NREL. Philip sees renewable energy as a solution not only for rickety, unreliable power grids but also for the legion of environmental problems—from floods to wildfires and violent hurricanes—that come with a warming world. “Clean energy can help undo some of the consequences that have come about because of our overexploitation of resources,” she said.

Today, Philip pours her energy into one specific renewable energy solution: ocean power. In the lab, she investigates how to turn waves, currents, and tides into affordable sources of clean electricity.

Read more about how Philip ended up researching novel marine energy technologies from recovering energy from residual slag in India, her hobbies in theater and music, and her favorite aspects of NREL.

Events and Opportunities

Catch up on all upcoming events, or explore these featured events.

Tuesday, Aug. 30, 2022, 11 a.m. MT
Marine Energy Atlas Webinar
In this webinar, NREL researchers will present updated data and functionality of the Marine Energy Atlas, a web-based interactive mapping tool. New features to the Marine Energy Atlas include expansion of the WPTO Wave Hindcast Dataset to 2020, for a total spread of 42 years, and increased functionality to let users select data to capture only variables of interest and save queries.

Wednesday, Aug. 31, 2022, 12 p.m. MT
WPTO R&D Deep Dive: Advancing Fish Protection Through Prizes
WPTO, in collaboration with the U.S. Bureau of Reclamation, launched the Fish Protection Prize in 2019 to inspire innovators to develop more reliable and sustainable water structures to protect fish from traveling into potentially unsafe waters, diversions, and intakes. During this webinar, learn how the competing teams are inspiring solutions for fish passage.

Thursday, Sept. 8, 2022, 11 a.m. MT
WPTO R&D Deep Dive: National Resource Assessment for Closed-Loop Pumped Storage Hydropower
This webinar introduces a new data set to determine the role pumped storage hydropower can play in the future electric grid—the first-ever United States-focused national resource assessment of closed-loop pumped storage hydropower sites, including Alaska, Hawaii, and Puerto Rico.

Thursday, Sept. 15, 2022, 11 a.m. MT
Hydropower RAPID Toolkit Update
This webinar will provide an overview of annual updates to the Hydropower Regulatory and Permitting Information Desktop (RAPID) Toolkit. During the webinar, stakeholders will receive a summary of project updates that highlight changes to various federal, state, and tribal requirements for hydropower project development and other key project information.

NREL in the News

Stuart Cohen of the National Renewable Energy Laboratory Analyzing Pumped Hydro's Role in a Stable Electricity Grid, Hydro Leader Magazine, July 27, 2022

Why Put Solar Panels on the Surface of Water? The Hill, July 19, 2022

Phase One Winners Announced of WPTO‘s Hydropower Prize, International Water Power & Dam Construction, July 13, 2022

Converting Mines Into Hydro-Powered Batteries, CleanTechnica, July 10, 2022

Are Underwater Turbines the Next Big Clean Energy Source? World Economic Forum, July 6, 2022

Hybridizing Floating Solar With Hydropower, PV Magazine, July 5, 2022

Tidal Energy Is the Next Wave in Renewables, The Boss Magazine, July 1, 2022

WPTO Studies Find Big Opportunities To Expand Pumped Storage Hydropower, Water Power Technologies Office, June 13, 2022

Hydropower and the Alaska Railbelt, International Water Power & Dam Construction, June 9, 2022

NREL Researchers Map Out Possible New Pumped Storage Sites in the US, International Water Power & Dam Construction, June 9, 2022

Southwest Megadrought Pushes Hydropower to the Brink, E&E News, May 31, 2022

A TEAMER Approach to Fighting Climate Change, CleanTechnica, May 7, 2022

River-Powered Villages to Hydropower Water Power Successes: WPTO Accomplishments Report, CleanTechnica via DOE, May 2

Competitors Face Off To Create Fresh Water With Wave Power, Coastal Review, April 27

How Tribes Are Harnessing Renewable Resources for Energy—and Jobs, Crosscut, April 27

Energy Shift Creates Opening for 'World's Largest Batteries,' ABC News, April 19

NREL’s Storage Projections for 2050, PV Magazine, April 19

Catching Waves and Wind: Clean Energy Search Turns Offshore, HeraldNet, April 17

The Ocean Comes to Colorado—Fast-Tracking Novel Marine Energy Technologies, CleanTechnica via DOE, April 16

Pumped Storage Is Having a Moment. Will It Shift Renewables?, E&E News, April 15, 2022

An Open-Source Standardised Toolkit for Modelling Marine Energy, Energy Post, April 13

2023 Hydropower & Marine Energy Collegiate Competitions Open for Applications, CleanTechnica, April 12

New England Renewables + Canadian hydropower: Power Flowing Both Ways Across the Border Offers a Pathway to Clean Electricity in 2050, MIT News, April 12

Publications

See all the latest publications, or explore these featured publications.

Hydropower

Closed Loop Pumped Storage Hydropower Resource Assessment for the United States: Final Report on HydroWIRES Project D1: Improving Hydropower and PSH Representations in Capacity Expansion Models, NREL Technical Report (2022)

Marine Energy

Unlocking the Potential of Marine Energy Using Hydrogen Generation Technologies, NREL Technical Report (2022)

Development of a Control Co-Design Modeling Tool for Marine Hydrokinetic Turbines, NREL Conference Paper (2022)

Nonlinear Model Predictive Control Using Real-Time Iteration Scheme for Wave Energy Converters Using WECSim Platform, NREL Conference Paper (2022)

Influence on Structural Loading of a Wave Energy Converter by Controlling Variable-Geometry Components and the Power Take-Off, NREL Conference Paper (2022)

Dynamic Characterization and Evaluation of a 10-kW Power Take-Off With Mechanical Motion Rectifier for Wave Energy Conversion, Ocean Engineering (2022)

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