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Full-Text Articles in Engineering

Novel Hybrid Solar Nanophotonic Distillation Membrane With Photovoltaic Module For Co-Production Of Electricity And Water, Alejandro Espejo Sanchez, Nipun Goel, Todd Otanicar Jan 2022

Novel Hybrid Solar Nanophotonic Distillation Membrane With Photovoltaic Module For Co-Production Of Electricity And Water, Alejandro Espejo Sanchez, Nipun Goel, Todd Otanicar

Mechanical and Biomedical Engineering Faculty Publications and Presentations

Solar energy utilization and desalination are both critical needs for large portions of the world facing energy and water challenges. Direct contact membrane distillation is an attractive thermally driven desalination technique that can easily be integrated with solar energy. Here we propose and experimentally demonstrate for the first time a hybrid direct contact membrane desalination plus photovoltaic device. The system utilizes partially transparent photovoltaic cells to produce electricity and pass thermal energy to the nanoparticle doped membrane to produce thermal energy at the membrane surface. A custom lab-scale direct contact membrane distillation setup characterizes the membranes fabricated off-sun and on-sun. …


Thermoeconomic Analysis And Multi-Objective Optimization Of A Novel Trigeneration System Consisting Of Kalina And Humidificationdehumidification Desalination Cycles, Pooria Behnam, Meysam Faegh, Iman Fakhari, Pouria Ahmadi, Ehsan Faegh, Marc A. Rosen Jan 2022

Thermoeconomic Analysis And Multi-Objective Optimization Of A Novel Trigeneration System Consisting Of Kalina And Humidificationdehumidification Desalination Cycles, Pooria Behnam, Meysam Faegh, Iman Fakhari, Pouria Ahmadi, Ehsan Faegh, Marc A. Rosen

Research outputs 2022 to 2026

Low-temperature geothermal heat sources have the highest share of geothermal energy in the world. Utilization of these heat sources for energy and freshwater generation can play an important role in meeting energy and freshwater demands. To do so, this study aims to propose a novel trigeneration cycle powered by low-temperature geothermal sources. The proposed system, which is an integration of Kalina and humidification-dehumidification (HDH) cycles, is used for the generation of electricity, heating, and freshwater. For the Kalina cycle, an evaporative condenser is used. It also acts as a humidifier and heater of the humidification-dehumidification desalination cycle, resulting in a …