Download - Electric Motor Design
Inspiring NextElectromechanical Systems Users
Conference
Electric Motor Design
September 26 – 28, 2001
Electric Motor Design Tools
RMxprt- Parametrics- Optimization- Export .SML- EMpulse Project
SIMPLORER- Power Electronics- State Machines- Block Diagrams
EMpulse- Fields/Circuits/Motion- Power Electronics- Core Loss- Post Processing Wizard
RMxprt Parametrics
Single Phase Induction Motor
New Setup Panel
RMxprt Parametrics
C_run: Nominal 6 uF: Sweep 1 to 12uF in 12 StepsSlot_depth: Nominal 8.2mm: Sweep 6 to 10 mm in 9 Steps
RunRMxprt
RMxprt Parametrics
RMxprt Optimization
Three Phase Synchronous Generator
Select Optimization
RMxprt Optimization
RunRMxprt
RMxprt Optimization
RMxprt Optimization
Optimum Solution
RunRMxprt
RMxprt OptimizationOriginal
Optimized
Objective: sinusoidalair-gap flux density
distribution
RMxprt SIMPLORER
DQ0 model written directly by RMxprt
Transient Parameters
EMpulse with Schematic
Brushless DC Motor• Four Pole• Three Phase• Chopped Current Control
Switching Sequence of Phase A vs. Mechanical Degrees
Phase A winding
Switching circuit based on angular position
Current Controlled SwitchesSchematic
Position Dependent Sources
Current Controlled Switches
RunEMpulse
Core Loss
Steel:Loss density = Kh f2B2
max + Kc f B2max + Ke (f Bmax)
3/2
Loss will be a function of Lamination Thickness
Power Ferrite: Loss density= Cm fx Bmaxy
May be expressed in Watts/m3 or Watts/Kg
Core Loss
Select Object to for which Core Loss is to be Calculated
RunEMpulse
Core Loss
EMpulse Post Processing Wizards
Post Processing Wizards
Record and Play Macro
Post Processing Wizards
RunEMpulse