140 likes | 285 Views
内蒙古科技大学材料科学与工程学院 malin_2222@163.com. The numerical simulating of EPM and its application in water treating process. Ma Yonglin Zhang Xuefeng Inner Mongolia University of Science and Technology 2004.10.
E N D
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The numerical simulating of EPM and its application in water treating process Ma Yonglin Zhang Xuefeng Inner Mongolia University of Science and Technology 2004.10 Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The key content • The basic consideration of EM • The work of my group • The new simulating results of EMS • The new application in water treating • A compendious summary Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The basic considering of EPM • Multi media, various properties • Magnetics, electronics, hydrodynamics, material science, metallurgy, etc. . • The process complicated, almost not visible • The numerical technology is the suitable tool to study the EPM Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The work of my group • From 1995, began to study EMS with FEM • From 1998, EMS and Secondary cooling study together • From 2000, EMBr, flowing-EM coupled • From 2002, water treating with EM Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The simulating results of EMS • Considering the following factors in detail • material properties in active region • distributing of the media in active region • Carefully study the following variation • Instantaneous status of: • magnetic induction • induced current • Lorentz force Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The simulating results of EMS Magnetic induction Inner Mongolia University of Science and Technology Department of Material Science and Engineering
1 4 7 2 5 3 6 8 9 内蒙古科技大学材料科学与工程学院 malin_2222@163.com The simulating results of EMS • Induced current Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The new simulating results of EMS Referenced from other researchers paper Force on horizontal section Lorentz force Inner Mongolia University of Science and Technology Department of Material Science and Engineering Force on vertical section
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The application in water treating • Common use in water treating with EM • DC current • large magnetic field • large gradient • Our work • key factor -- large gradient • alternating current • suitable magnetic field Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The application in water treating Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The application in water treating • Two way to treat the water • Treated with permanent magnet material: study the effect of treating time; inspecting items: cloudiness , PH, conductivity and COD, B0=1.3T • Alternative treating: study the effect of treating time; inspecting items: cloudiness , PH, conductivity and COD B=550Gs, frequency=5Hz Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com The application in water treating Time min Time min permanent magnet Time min Time min Inner Mongolia University of Science and Technology Department of Material Science and Engineering Alternative treating
内蒙古科技大学材料科学与工程学院 malin_2222@163.com A compendious summary • The Instantaneous values of field variables in EPM are very important in mastering the nature of EPM. • Media properties and its distributing influence on the magnetic field, induced current and Lorentz force. • The EM has great effect on water treating, especially using the alternative magnetic fields. Inner Mongolia University of Science and Technology Department of Material Science and Engineering
内蒙古科技大学材料科学与工程学院 malin_2222@163.com Thanks for you attention ! Inner Mongolia University of Science and Technology Department of Material Science and Engineering