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DRYING IS A CRITICAL STEP IN FOOD MANUFACTURING USED TO REDUCE MOISTURE, PRESERVE FOOD, AND IMPROVE PRODUCT STABILITY. HOWEVER, CURRENT INDUSTRIAL DRYING METHODS, SUCH AS HOT AIR DRYING, ARE INEFFICIENT AND SLOW. THESE SYSTEMS OFTEN RELY ON LONG DRYING TIMES AND HIGH HEAT, WHICH NOT ONLY WASTE ENERGY BUT ALSO REDUCE FOOD QUALITY. AS A RESULT, FOOD INDUSTRIES FACE CHALLENGES IN INCREASING PRODUCTION SPEED AND MAINTAINING PRODUCT CONSISTENCY. IMPROVING DRYING EFFICIENCY AND THROUGHPUT IS ESSENTIAL FOR REDUCING OPERATIONAL COSTS, IMPROVING FOOD QUALITY, AND MEETING GROWING DEMAND IN THE FOOD INDUSTRY.THIS PROJECT WILL DEVELOP AND TEST A NEW DRYING SYSTEM THAT USES LASERS TO DELIVER HEAT DIRECTLY AND PRECISELY TO FOOD SURFACES. BY USING ADJUSTABLE LASER BEAMS AND WAVELENGTHS, THE SYSTEM CAN DRY FOOD MORE QUICKLY AND EVENLY THAN CONVENTIONAL METHODS. RESEARCHERS WILL EVALUATE THE SYSTEM USING APPLE SLICES AND COMPARE THE RESULTS WITH HOT AIR AND FREEZE DRYING. THEY WILL MEASURE HOW QUICKLY THE FOOD DRIES, HOW MUCH ENERGY IS CONSUMED, AND HOW WELL THE FOOD QUALITY IS MAINTAINED--INCLUDING TEXTURE, COLOR, AND NUTRITIONAL CONTENT. THE SYSTEM ALSO INCLUDES A CONTROL MECHANISM THAT ALLOWS REAL-TIME ADJUSTMENT OF THE LASER, ENSURING HIGH-SPEED, UNIFORM DRYING.IF SUCCESSFUL, THIS TECHNOLOGY COULD SIGNIFICANTLY REDUCE DRYING TIME, INCREASE PRODUCTION CAPACITY, AND IMPROVE OVERALL PROCESSING EFFICIENCY IN FOOD MANUFACTURING. WITH FASTER AND MORE PRECISE DRYING, FOOD PRODUCERS CAN ACHIEVE HIGHER THROUGHPUT, REDUCE FOOD LOSS FROM OVER- OR UNDER-DRIED PRODUCTS, AND DELIVER BETTER-QUALITY ITEMS TO MARKET MORE RELIABLY. THIS RESEARCH LAYS THE FOUNDATION FOR NEXT-GENERATION FOOD PROCESSING SYSTEMS THAT CAN SUPPORT HIGH-VOLUME, HIGH-QUALITY PRODUCTION WITH ADVANCED CONTROL AND PRECISION.

$300,000FY2025National Institute of Food and AgricultureUSDA

University Of Illinois

Investigators

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