Focusing on the physical aspects of ultrasonic de-ashing and de-sulfurization, such as cavitation, streaming and their combined effects, this thesis proposes an ultrasound-assisted coal particle breakage mechanism using aqueous and solvent-based techniques.

Nominated by the Indian Institute of Technology Madras, India as an outstanding PhD thesis Detailed description of physical aspects of ultrasonic de-ashing and desulfurization Exploration of aqueous and solvent-based ultrasonic techniques for de-ashing and de-sulfurization Includes supplementary material: sn.pub/extras

Inhalt
Literature review.- Assessment of fly-ash erosion potential of indian coals.- Experimental studies on ultrasonic coal beneficiation.- Experimental studies and mechanistic modeling of reagent-based ultrasonic coal de-sulfurization.- Assessment of benefits from ultrasonic coal-wash (uscw).- Summary, conclusions and recommendations.