Assessment of Energy Use in Agri-Food and Cold Storage Systems

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  • Author
    Dr. Sorina Mortada
  • Level
    Intermediate
  • Study time
    ~ 25 minutes
  • Videos
    1
  • Contact
    sorina.mortada@outlook.com

Module Description

Although the economies of the nations in the Mediterranean region vary, many of them face comparable difficulties in terms of industry and food security. For instance, depending on agricultural output, the industrial sector in Morocco contributes anywhere from 25% to 35% of GDP, but in Greece it makes up roughly 16%. Southern and Eastern Mediterranean economies rely heavily on agriculture, which can employ up to 40% of the labor force in some situations and contribute between 11% and 16% of GDP. In Greece, on the other hand, agriculture employs about 12.4% of the country's workforce and accounts for 3.8% of GDP. The region is heavily dependent on food imports, notwithstanding the importance of agriculture. For example, just 37% of Morocco's domestic calorie demands are met by local production. Between 2007 and 2009, the average cereal import dependency ratio in the Mediterranean was 61%, whereas the global average was 15.7%. According to predictions, the Maghreb may become as dependent on food imports as 70% by 2050 under worst climate change scenarios. These patterns emphasize the need for robust food systems, sustainable agricultural development, and industrial regeneration as well as the region's growing susceptibility to outside shocks.


Purpose of the Module

This module aims to provide technical professionals, policymakers, and agri-food stakeholders with a comprehensive understanding of energy dynamics and cooling technologies across the food chain, with a focus on the Mediterranean region. It emphasizes the importance of energy-efficient, climate-resilient, and low-emission refrigeration systems in enhancing food preservation, reducing post-harvest losses, and supporting national energy and climate goals. By examining energy profiles, heat loads, and operational design factors, the module bridges the gap between technical innovation and practical implementation in agri-food cold storage and logistics.


Key Concepts and Topics

The module introduces essential concepts and applied knowledge, including:
•     Energy requirements across different stages of the agri-food value chain
•     Classification and performance of modern cooling technologies
•     Energy consumption profiles and optimization strategies in cold storage systems
•     Design and operational factors influencing refrigeration efficiency
•     Heat sources and load types affecting cooling demand
•     Innovative storage methods and their role in food preservation
•     Techniques for improving energy efficiency and integrating renewable energy into cooling operations



Questions to Be Answered

•    What are the energy needs across the agri-food cold chain, and how can they be met sustainably?
•    How do different cooling technologies perform in terms of energy efficiency and environmental impact?
•    What design and operational factors most influence cold storage performance?
•    How can heat sources and load types be managed to optimize cooling systems?
•    What practical steps can SMEs and policymakers take to implement energy-efficient storage solutions?

Learning Outcomes

Upon successful completion of this training module, participants will be able to:

• Understand the environmental impact and sustainability performance of existing refrigeration and cold storage systems used in agri-food SMEs, with particular reference to regional energy and climate challenges.

• Classify refrigerants and understand their regulatory context and climate implications

• Recommend energy-efficient and low-emission refrigeration strategies tailored to Mediterranean agri-food systems

• Understand the structure and significance of the cold chain in food preservation and distribution



created by

Dr. Sorina Mortada

Sorina Mortada brings over 15 years of experience in renewable energy, energy efficiency, and policy development. She specializes in clean energy technologies, thermal energy systems, and sustainable infrastructure, with a proven track record in designing and implementing national energy policies, action plans and laws. As a senior energy consultant, Dr. Mortada has managed projects in solar energy, sustainable cooling, and energy efficiency. She collaborated with international donors, government agencies, and private sector partners to integrate innovative energy solutions into policy frameworks. Her expertise includes market analysis and impact assessment, supporting informed decision-making in the energy sector. Dr. Mortada holds a Ph.D. in Energy from Mines ParisTech. Dr. Mortada is an Associate Professor at the Lebanese University and the coordinator of the Master of Research in Renewable Energies.