Universitat Politècnica de Catalunya (UPC Sarti)

Microwave-assisted drying technology for high-meat pet food

Technology
In market
University

Patented microwave-assisted drying technology reduces moisture in high-meat pet food to ≤5% in under 60 minutes, preserving nutritional value and reducing energy use by up to 70% compared to convection drying. Proven effective, scalable, and industrially relevant.

Overview

Our innovative microwave-assisted drying technology is designed specifically for high-meat pet food applications. This patented system significantly reduces moisture content from 55–60% to ≤5% in less than 60 minutes, ensuring products are shelf-stable with an Aw below 0.65. The process preserves the nutritional value, texture, and flavor of pet food by minimizing thermal degradation, making it a superior alternative to traditional convection drying methods. Additionally, it supports sustainability by cutting energy use by up to 70%.

Technical specifications

Key features:

  • Fast drying: Achieves desired moisture levels in under 60 minutes.
  • Nutrient preservation: Minimizes thermal degradation, retaining nutritional value, texture, and flavor.
  • Energy-efficient: Reduces energy consumption by up to 70% compared to conventional drying.
  • Scalability: Supported by a fully equipped 1000 m² pilot plant for rapid prototyping and scale-up.
  • Industrial relevance: Validated by two patents, ensuring adaptability to various meat matrices.
Technology readiness level

This technology has reached Technology Readiness Level 9, indicating it is fully developed and ready for commercial deployment. Our pilot plant allows for the simulation of industrial throughput, ensuring seamless integration from concept to industrial application. We offer comprehensive support through all TRL stages, including compliance with food safety standards and energy efficiency audits.


About Universitat Politècnica de Catalunya (UPC Sarti)

UPC is a leading public university in Spain specializing in research and higher education in engineering, sciences, and technology, actively collaborating with industry and contributing to technological innovation.

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