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Optimum design of solar water desalination systems by humidification and dehumidification /

Khalid Mohamed Abdelaziz Mohamed Abdelaziz

Optimum design of solar water desalination systems by humidification and dehumidification / التصميم الأمثل لأنظمة تحلية المياه بالطاقة الشمسية عن طريق التبخير و التكثيف Khalid Mohamed Abdelaziz Mohamed Abdelaziz ; Supervised Sayed M. Metwalli - Cairo : Khalid Mohamed Abdelaziz Mohamed Abdelaziz , 2014 - 52 P. ; 30cm

Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Mechanical Design and Production

For semi - isolated communities, fresh water may be scarce; however, brackish water or seawater may be easily accessed. This provides a drive to develop optimum - cost desalination system for such communities. This work presents the optimization of a water - heated and air - heated solar - powered humidification - dehumidification (HDH) desalination system with variable saline water flow rate. The design variables include the sizing of solar collectors, storage tank and its internal heat exchanger, humidifier, dehumidifier and specific hot air flow rate. A program was developed to predict performance based on selected weather data file and optimize the system for minimum unit cost of produced fresh water



Humidification dehumidification Solar energy Water desalination