Mechanical Vapor Recompression (MVR) system
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Aemetis California Ethanol Plant Drives Substantial Carbon Intensity Reduction using Praj Low-Carbon MVR System
Prism Media Wireยท 2025-10-07 12:02
Core Insights - Aemetis is advancing decarbonization at its Keyes, California ethanol plant through a $30 million energy efficiency upgrade that integrates a Mechanical Vapor Recompression (MVR) system supplied by Praj Industries [2][4] - The MVR system is expected to significantly reduce carbon intensity, enhance energy efficiency, and improve profitability for Aemetis [5][11] - The project has received approximately $19.7 million in grants and tax credits, supporting its financial viability and alignment with California's clean energy goals [4][11] Company Overview - Aemetis, Inc. is a renewable natural gas and biofuels company focused on innovative technologies that lower fuel costs and reduce emissions, operating a 65 million gallon per year ethanol production facility in California [7] - The company is also involved in a Dairy Renewable Natural Gas (RNG) program and is developing a carbon sequestration project and a renewable diesel fuel biorefinery [6][7] Project Details - The MVR system is projected to reduce natural gas usage at the Keyes plant by approximately 80% and generate an estimated $32 million of incremental annual cash flow from energy savings and increased revenues [11] - The project completion is scheduled for Q2 2026, and it aims to deliver a double-digit reduction in the carbon intensity of the plant's fuel ethanol, increasing LCFS credits [5][11] Strategic Partnerships - Praj Industries has been a technology partner to Aemetis for over a decade, contributing to the deployment of advanced low-carbon solutions [4] - Centuri Holdings is responsible for the project execution and implementation, aligning with sustainability goals [4][9]