Antora and POET Commission 5 GWh Thermal Battery System, One of World’s Largest, for Industrial Decarbonization

Ethanol Producer Magazine USA

Overview

POET and Antora Energy have commissioned Antora’s 5 GWh multi-day thermal energy storage system at POET’s South Dakota bioprocessing facility. Slated for full operation later this year, this project will become one of the largest energy storage deployments globally by capacity, providing competitive 24/7 energy for increased bioethanol production. Manufactured at Antora’s San Jose Gigafactory, the system leverages thermal batteries for enhanced efficiency and cost reduction, simultaneously creating over 300 manufacturing and construction jobs.

In Depth

Background: Decarbonizing Industrial Process Heat with Renewable Energy Storage

Industrial process heat constitutes a substantial portion of global energy consumption and is often generated from fossil fuels, making it a major contributor to greenhouse gas emissions. Decarbonizing this sector requires a shift towards utilizing electricity from renewable sources, coupled with efficient systems to store and deliver that energy as heat. However, the intermittency of renewables like solar and wind necessitates large-scale, long-duration energy storage solutions to ensure a consistent, 24/7 supply of heat for continuous industrial operations.

Key Findings / Results: 5 GWh Thermal Energy Storage System at POET Facility

POET, a leading producer of renewable fuels, and Antora Energy, a pioneer in industrial thermal energy storage, have announced the commissioning of Antora’s groundbreaking thermal energy storage system at POET’s bioprocessing facility in South Dakota. This system boasts an impressive capacity of 5 gigawatt-hours (GWh) and is designed for multi-day energy delivery.

• Among the World’s Largest: Upon full operation later this year, this project is set to become one of the largest energy storage deployments globally by capacity, marking a significant advancement in industrial decarbonization efforts.
• Supporting Bioethanol Production: The thermal energy storage system will provide a competitive, round-the-clock energy supply for POET’s bioethanol production. This integration supports increased bioethanol output while simultaneously reducing reliance on fossil fuels and lowering emissions.
• Technology and Manufacturing: Antora’s system utilizes the principle of ‘thermal batteries,’ storing renewable electricity as heat and releasing it at high temperatures when needed for industrial processes. The system components are manufactured at Antora’s Gigafactory in San Jose, aiming for high efficiency and cost reduction. Beyond its technical merits, the project is also creating over 300 manufacturing and construction jobs, contributing to regional economic development.

Technical Significance & Outlook: Accelerating Industrial Decarbonization and New Storage Markets

The commissioning of this large-scale thermal energy storage project by Antora and POET represents a critical milestone in the decarbonization of industrial processes. Its success is expected to have significant impacts and open new avenues for the future:

• Industrial Decarbonization Catalyst: For heavy industries and manufacturing sectors heavily reliant on fossil fuels, the ability to supply large-scale, stable heat from renewable sources will be a major driver for emissions reduction, accelerating the greening of industrial operations.
• Enhanced Renewable Energy Integration: Thermal energy storage serves as a crucial mechanism to integrate intermittent renewable energy sources like solar and wind more effectively into industrial needs. It helps balance the grid and maximizes the value of renewable generation.
• Creation of New Energy Storage Markets: Advanced thermal energy storage technologies, such as thermal batteries, are poised to carve out new market segments distinct from grid-scale electrical battery storage. This is particularly relevant as the demand for holistic energy solutions that address both power and heat needs continues to grow.

This project demonstrates that large-scale industrial energy storage is technically and economically feasible, fostering expectations for an acceleration of similar initiatives worldwide to meet global decarbonization targets.