Jetting Technology

Part 1 Equipment I: an in-line concentration measurement device for abrasive suspension jet systems; controlling of high-pressure abrasive water suspension jets; development of micro-abrasive water-jets; mixing head for abrasive-water-jet cutting with an annular driving jet. Part 2 Demilitarization/decommissioning: cutting of hollow structures with abrasive water suspension jets; application of a hand-controlled abrasive water-jet system for dismantling of metal components; water and ice technology for removing explosives for unused ammunition; cutting and washout of chemical weapons with high-pressure ammonia jets; abrasive suspension jet cutting system for the ship repair industry. Part 3 Civils I: evaluation of tests on water-jet equipment; hydroemolition of concrete structures by robotic equipment - basic and field experience; study of cutting quality and efficency in stone production. Part 4 Manufacturing I: the application of water-jets in developing objects of art; environmental system of AWJ after cut-process abrasive recycling; optimization of abrasive-workpiece matching. Part 5 Medical/health and safety: water-jet cutting in medical use - an overview. Part 6 Surface preparation: numerical simulation of high-velocity pure water-jet impingement on coated material; ice-based decontamination of sensitive surfaces. Part 7 Equipment II: modelling of abrasive water-jet nozzle wear profiles; reverse flow nozzle for generating natural cavitating or pulsed water-jet -basic study and application; flow structures and erosive properties of rectangular cavitating jets; preliminary investigations on the possibility of applying water-jets in tunnel excavation. Part 8 Civils II: measurement of noise characteristics of hydro-jet cutting tools. Part 9 Modelling: a lower limit for the feed rate in AWJ precision machining; application of soft computing techniques for modelling and optimization of water-jet-based surface processing; modelling of contour generation in abrasive water-jet cutting; finite element modelling of abrasive water-jet machining (AWJM); study on the removal of brittle polymers with pure water-jets. Part 10 Manufacturing II: AWJ parameters selection - a technical and economical evaluation; observations on precision turning with AWJ; micro-logistics of AWJ machining processes; a suspension water-jet system for commercial applications. Part 11 Cleaning: a new abrasive jetting system for oil-well scale removal; the use of the water-jet technology for cleaning, cutting, wearing away and renovation of non-accessible pipes and sewers.