Innovative Means to Implement Natural Ventilation and Mixed Ventilation - Part 1

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  • Author
    Dr. Nessreen Ghaddar
  • Level
    Advanced
  • Study time
    ~ 45 minutes
  • Videos
    2
  • Contact
    farah@aub.edu.lb

Module Description

This module aims to propose a number of energy-efficient interventions that increase the reliance on natural ventilation for the moderate climate of the Mediterranean using both passive and active systems. Four different case studies are presented on natural ventilation and its integration with passive and active systems to reduce energy consumption for cooling. The cases are summarized as follows:

 

In Part 1 of this module, we will discuss: 

  • Natural ventilation aided with personalized ventilation.
  • Mixed ventilation with control strategy using natural ventilation, personalized ventilation and conventional vapor compression.

 

In Part 2, we will cover: 

  • Passive ventilation using solar chimney aided with fan-assisted dew-point evaporative cooler and window cooling.
  • Natural ventilation assisted by Trombe wall to draw fresh air from underground basement floor for space cooling in the dry desert climate.

 

Who is this module for?

 

  • If you are an engineer or contractor, you may think about implementing these novel and sustainable cooling solutions in your projects
  • If you are a researcher interested in advancing concepts that increase reliance on natural ventilation, then you may build on the presented case studies.
  • If you are a business owner and innovator interested in designing passive and active mixed cooling systems, you may be willing to invest in these designs.

Learning Outcomes

By the end of this module, you will be able to:

  • Understand the various passive solutions that can be used to increase reliance on natural ventilation or combination of natural ventilation with effective cooling systems such as personalized ventilation.
  • Incorporate these solutions in design of air-conditioning systems.
  • Quantify energy savings for different hybrid systems.

Additional Resources

created by

Dr. Nessreen Ghaddar

Nesreen Ghaddar is Qatar Chair of Energy Studies professor of mechanical engineering and the director of the Munib and Angela Masri Institute of Energy and Natural Resources at the American University of Beirut. Dr. Ghaddar conducts research on sustainable air-conditioning and means for improving the wellbeing of people in living and working environment at low cost using wearable and modular technologies.