Search for tag: "magnet"

59 Media

MRI Safety duration 1 hour 34 minutes MRI Safety MRI Safety	MRI Safety field mri magnet things rf thing gradients tesla safety sequences patient sar gradient level kind lot body patients skin sequence From Troy Farncombe 59 plays 0
Week11_MRI_Physics duration 1 hour 24 minutes Week11_MRI_Physics Week11_MRI_Physics	Week11_MRI_Physics This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. The Physics of MRI and MRI design criteria is discussed. medical physics medical imaging mri physics field magnetization protons frequency signal coils rf naught angle magnet gradient vector times energy relaxation coil direction axis pause From Janos Juhasz 13 plays 0
05_Fundamentals of Electromagnetics_Part 1 duration 5 minutes 48 seconds 05_Fundamentals of Electromagnetics_Part 1 05_Fundamentals of Electromagnetics_Part 1	05_Fundamentals of Electromagnetics_Part 1 field direction core iron bar magnet position equilibrium seconds wire lines hand side slide figure pole north discussion law force From BERKER BILGIN 10 plays 0
05_Fundamentals of Electromagnetics_Part 3 duration 10 minutes 5 seconds 05_Fundamentals of Electromagnetics_Part 3 05_Fundamentals of Electromagnetics_Part 3	05_Fundamentals of Electromagnetics_Part 3 field permeability material flux coil domains core change iron magnet atoms emf wrench hands loudspeaker materials aluminum nail lines vicinity From BERKER BILGIN 8 plays 0
05_Fundamentals of Electromagnetics_Part 4 duration 10 minutes 51 seconds 05_Fundamentals of Electromagnetics_Part 4 05_Fundamentals of Electromagnetics_Part 4	05_Fundamentals of Electromagnetics_Part 4 force wire magnet charge television vector density field law screen blackboard meter volume unit velocity expression coulomb lorentz rho image From BERKER BILGIN 100 plays 0
05_Fundamentals of Electromagnetics_Part 5 duration 5 minutes 47 seconds 05_Fundamentals of Electromagnetics_Part 5 05_Fundamentals of Electromagnetics_Part 5	05_Fundamentals of Electromagnetics_Part 5 flux field surface loop direction law change force rate magnet faraday charges definition hand bottom bar description lenz phi engineering From BERKER BILGIN 88 plays 0
06_Electromechanical Energy Conversion_Part6 duration 4 minutes 54 seconds 06_Electromechanical Energy Conversion_Part6 06_Electromechanical Energy Conversion_Part6	06_Electromechanical Energy Conversion_Part6 magnets coercivity density cobalt iron neodymium magnet energy resistance boron temperature characteristics flux field applications remanence nickel materials demagnetization degrees From BERKER BILGIN 4 plays 0
09_Operating Principles and Modeling of DC… duration 4 minutes 25 seconds 09_Operating Principles and Modeling of DC… 09_Operating Principles and Modeling of DC Motors_Part2	09_Operating Principles and Modeling of DC Motors_Part2 direction switch loop commutator side torque field current terminal degree degrees north magnet motor a. d. brushes reversal point credit From BERKER BILGIN 94 plays 0
12_Tutorial_DC Motor Problems_Part1 duration 5 minutes 32 seconds 12_Tutorial_DC Motor Problems_Part1 12_Tutorial_DC Motor Problems_Part1	12_Tutorial_DC Motor Problems_Part1 motor speed meters circuit amps omega ea armature torque dc ia load volts rpm radians times phi manager ohms magnet From BERKER BILGIN 103 plays 0
04_Modeling of BLDC Motors_Part3 duration 3 minutes 35 seconds 04_Modeling of BLDC Motors_Part3 04_Modeling of BLDC Motors_Part3	04_Modeling of BLDC Motors_Part3 pole slot magnet slots configuration coil flux phase direction magnets motor current sludge polarity arc face convention rotor stator poles From BERKER BILGIN 352 plays 0
05_Operation of Brushless DC Motors_Part1 duration 3 minutes 56 seconds 05_Operation of Brushless DC Motors_Part1 05_Operation of Brushless DC Motors_Part1	05_Operation of Brushless DC Motors_Part1 flux coil magnets characteristics linkage axis magnet minus rotor motor pole configuration surface brushless tutorial rule hand psi u4 entries From BERKER BILGIN 458 plays 0
05_Operation of Brushless DC Motors_Part2 duration 3 minutes 44 seconds 05_Operation of Brushless DC Motors_Part2 05_Operation of Brushless DC Motors_Part2	05_Operation of Brushless DC Motors_Part2 flux coil phase linkage axis position rotor direction magnet surface degrees hand pole theta characteristics stem point face age corner From BERKER BILGIN 449 plays 0
05_Operation of Brushless DC Motors_Part3 duration 3 minutes 12 seconds 05_Operation of Brushless DC Motors_Part3 05_Operation of Brushless DC Motors_Part3	05_Operation of Brushless DC Motors_Part3 flux axis coil linkage position phase characteristics magnet m1 degrees rotor face element disposition probe btw trend point side edge From BERKER BILGIN 379 plays 0
05_Operation of Brushless DC Motors_Part5 duration 2 minutes 41 seconds 05_Operation of Brushless DC Motors_Part5 05_Operation of Brushless DC Motors_Part5	05_Operation of Brushless DC Motors_Part5 characteristics voltage linkage flux position axis torque van change rate load rotor coil magnet lambda peak figure motor brushless magnets From BERKER BILGIN 329 plays 0
06_PMSM FEA Model_Part1 duration 9 minutes 35 seconds 06_PMSM FEA Model_Part1 06_PMSM FEA Model_Part1	06_PMSM FEA Model_Part1 problem materials motor steel model fem fan manual air iron wire magnets components millimeters length units magnetics parameters geometry magnet From BERKER BILGIN 224 plays 0
06_PMSM FEA Model_Part2 duration 11 minutes 44 seconds 06_PMSM FEA Model_Part2 06_PMSM FEA Model_Part2	06_PMSM FEA Model_Part2 note notes magnet points tab node arc point nodes coordinates button arcs millimeters geometry side origin keyboard lines radius shaft From BERKER BILGIN 138 plays 0
06_PMSM FEA Model_Part5 duration 7 minutes 12 seconds 06_PMSM FEA Model_Part5 06_PMSM FEA Model_Part5	06_PMSM FEA Model_Part5 angle radius magnet degrees direction scripting lot points point axis coordinates magnetization degree magnets groups label geometry labels arcs lines From BERKER BILGIN 116 plays 0
06_PMSM FEA Model_TA_Extra_03 duration 12 minutes 57 seconds 06_PMSM FEA Model_TA_Extra_03 06_PMSM FEA Model_TA_Extra_03	06_PMSM FEA Model_TA_Extra_03 position students flux linkage model phase rotor button torque load question rotation degrees magnet degree properties condition steps fan geometry From BERKER BILGIN 12 plays 0
11_Permanent Magnet Flux Linkage_Part2 duration 5 minutes 55 seconds 11_Permanent Magnet Flux Linkage_Part2 11_Permanent Magnet Flux Linkage_Part2	11_Permanent Magnet Flux Linkage_Part2 voltage axis flux linkage phase characteristics transformation load torque magnets waveform magnet shift degree excitation current production motor model frame From BERKER BILGIN 325 plays 0
12_Torque Production_Part3 duration 5 minutes 42 seconds 12_Torque Production_Part3 12_Torque Production_Part3	12_Torque Production_Part3 flux linkage axis characteristics load torque phase dx transformation voltage emf pole magnet waveform katie expression pairs times motor model From BERKER BILGIN 259 plays 0
13_Field Oriented Control_Part1 duration 3 minutes 8 seconds 13_Field Oriented Control_Part1 13_Field Oriented Control_Part1	13_Field Oriented Control_Part1 currents phase motor position transformation face sensor quantities frame reference rotor waveform control field magnet torque axis purpose inverter signals From BERKER BILGIN 302 plays 0
13_Field Oriented Control_Part2 duration 4 minutes 0 seconds 13_Field Oriented Control_Part2 13_Field Oriented Control_Part2	13_Field Oriented Control_Part2 motor axis voltages phase currents position reference torque transformation controller magnet error quantities control inverse pid errors dc motors emf From BERKER BILGIN 271 plays 0
29_Introduction to Synchronous Motors_Part1 duration 6 minutes 53 seconds 29_Introduction to Synchronous Motors_Part1 29_Introduction to Synchronous Motors_Part1	29_Introduction to Synchronous Motors_Part1 rotor field magnets motors phase surface magnet motor stator windings currents model speed excitation steel core speech traction hub shortcut From BERKER BILGIN 84 plays 0
29_Introduction to Synchronous Motors_Part2 duration 7 minutes 22 seconds 29_Introduction to Synchronous Motors_Part2 29_Introduction to Synchronous Motors_Part2	29_Introduction to Synchronous Motors_Part2 magnets magnet cost neodymium supply earth applications cobalt production stage chain mass resistance efficiency density boron iron energy motors concentration From BERKER BILGIN 62 plays 0