Comprehensive review on adsorption cooling systems and its regeneration methods using solar, ultrasound, and microwave energy

The present article regards a systematic review of adsorption cooling systems assisted by solar, ultrasound, and microwave energy sources. Numerical and experimental studies are included in this work, while the emphasis is given to the presentation of the mathematical formulation techniques. Due to the exceptional capability of utilizing low-grade energy, the adsorption cooling system attracted researchers amid increasing demand for cooling applications, decreasing the consumption of rapidly lasting fossil fuels. A significant quantity of energy is available as waste heat from industry, power stations, solar radiation, etc. The critical review is done on adsorption cooling systems to enhance the existing system's efficiency, which contributes to the reduction of pollution and global warming. Moreover, the efficient system is expected to have low adsorption and desorption time. This review presents different types of desiccants and various integrated techniques available to enhance the effectiveness of the adsorption-based cooling system, including ultrasound, microwaves, solar energy, etc. The present study critically reviews different modeling techniques of integrated adsorption cooling systems, using recent advancements in power techniques like microwave energy and ultrasound.