Theory and applications of current mechanical rock excavation technologies:
▪ Rock cutting tools: Drag cutter and disc cutters
▪ Rock cutting theories: Merchant, Evans, Roxborough, Nishimatsu, Ozdemir
▪ Specific energy
▪ Wear of cutting tools
▪ CERCHAR abrasivity index
▪ Roadheaders, surface miners
▪ Tunnel boring machines
▪ Impact hammers
▪ Dozing
▪ Ripping
▪ Scraping
▪ Performance estimation
▪ Cutterhead design
▪ Laboratory rock cutting tests
- Teacher: Θεόδωρος Μιχαλακόπουλος
ECTS : 4
Language : el
Learning Outcomes : Upon successful completion of the course, the student will be able to: recognize modern rock excavation technologies distinguish the main characteristics of the rock and the machine that determine the outcome of the process examine the suitability of technologies in each application formulate an appropriate geotechnical investigation program perform relevant laboratory tests calculate the expected productivity in each application organize a rock excavation project using mechanical means propose appropriate mechanical equipment evaluate the suitability of existing mechanical equipment compare alternative technologies in each application.