Search for tag: "magnet"

59 Media

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
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
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
34_PMSM_Torque_Voltage_Equations_FOC_Part3 duration 5 minutes 5 seconds 34_PMSM_Torque_Voltage_Equations_FOC_Part3 34_PMSM_Torque_Voltage_Equations_FOC_Part3	34_PMSM_Torque_Voltage_Equations_FOC_Part3 voltage flux linkage transformation axis load speed times theta cloud pairs analysis dx position script magnet pole waveform rpm linkages From BERKER BILGIN 73 plays 0
35_Practice Problem_Solutions_Part3 duration 6 minutes 33 seconds 35_Practice Problem_Solutions_Part3 35_Practice Problem_Solutions_Part3	35_Practice Problem_Solutions_Part3 iq lambda omega voltage times axis rpm phase degrees vd torque angle volts pairs pole current question vector minus magnet From BERKER BILGIN 6 plays 0
36_PMSM_Operational Characteristics_Part3 duration 4 minutes 14 seconds 36_PMSM_Operational Characteristics_Part3 36_PMSM_Operational Characteristics_Part3	36_PMSM_Operational Characteristics_Part3 voltage axis motor edtpa ellipses equation point t3 torque magnet curve characteristics script currents sum voltages combination condition limits sense From BERKER BILGIN 68 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
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
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
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
33_PMSM_Torque_Voltage_Equations_Part1 duration 2 minutes 4 seconds 33_PMSM_Torque_Voltage_Equations_Part1 33_PMSM_Torque_Voltage_Equations_Part1	33_PMSM_Torque_Voltage_Equations_Part1 phase magnet flux voltage linkage rotor a. equation currents motor sum operation magnets position linkages linear phases drop rsi law From BERKER BILGIN 92 plays 0
34_PMSM_Torque_Voltage_Equations_FOC_Part1 duration 5 minutes 26 seconds 34_PMSM_Torque_Voltage_Equations_FOC_Part1 34_PMSM_Torque_Voltage_Equations_FOC_Part1	34_PMSM_Torque_Voltage_Equations_FOC_Part1 flux linkage axis phase angle magnet torque equation voltage transformation cosine dx lambda times current function position emf load motor From BERKER BILGIN 82 plays 0
35_Tutorial_PMSM Problems_Part1 duration 6 minutes 37 seconds 35_Tutorial_PMSM Problems_Part1 35_Tutorial_PMSM Problems_Part1	35_Tutorial_PMSM Problems_Part1 phase lambda voltage axis condition load linkage flux angle frame magnet iq motor vd reference variables question current magnitude omega From BERKER BILGIN 110 plays 0
36_PMSM_Operational Characteristics_Part1 duration 4 minutes 17 seconds 36_PMSM_Operational Characteristics_Part1 36_PMSM_Operational Characteristics_Part1	36_PMSM_Operational Characteristics_Part1 current torque axis motor magnet linkage flux currents control circles circle times circuit script stator pairs resistance expression limits icu From BERKER BILGIN 81 plays 0
39_Brushless DC Motor Drives_Part1 duration 4 minutes 9 seconds 39_Brushless DC Motor Drives_Part1 39_Brushless DC Motor Drives_Part1	39_Brushless DC Motor Drives_Part1 motor position rotor waveform voltage phase emf linkage flux brushless magnets dc currents shape magnet coils windings motors control power From BERKER BILGIN 72 plays 0
40_Switched Reluctance Motor Drives_1_Part1 duration 6 minutes 7 seconds 40_Switched Reluctance Motor Drives_1_Part1 40_Switched Reluctance Motor Drives_1_Part1	40_Switched Reluctance Motor Drives_1_Part1 motor rotor motors magnets windings coils induction bars construction stator component types core field brushes commutator armature magnet reluctance poll From BERKER BILGIN 65 plays 0
30_Synchronous Motor Drives1_Part1 duration 4 minutes 18 seconds 30_Synchronous Motor Drives1_Part1 30_Synchronous Motor Drives1_Part1	30_Synchronous Motor Drives1_Part1 phase magnets slots flux magnet motor pole direction rotor stator axis linkage poles coils magnitude position phases currents gap air From BERKER BILGIN 96 plays 0
30_Synchronous Motor Drives1_Part2 duration 4 minutes 57 seconds 30_Synchronous Motor Drives1_Part2 30_Synchronous Motor Drives1_Part2	30_Synchronous Motor Drives1_Part2 position degrees status magnet degree rotor pole coil magnets angles phase motor axis m2 slot figure slots stater paul note From BERKER BILGIN 95 plays 0
30_Synchronous Motor Drives1_Part3 duration 8 minutes 20 seconds 30_Synchronous Motor Drives1_Part3 30_Synchronous Motor Drives1_Part3	30_Synchronous Motor Drives1_Part3 axis phase coil flux magnet linkage coils direction position degrees hand slots m1 slot rule linkages surface polarity arrow minus From BERKER BILGIN 82 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