Release notes

  • 3.0.44dev : Started collecting release notes.
  • 3.0.44dev : Speed update to solid conductor loss computation. SolidConductor and SplitConductor classes updated.
  • 3.0.44dev : GeoBase Feasibility check (surface intersect) handles holes better
  • 3.0.44dev : Annotation functionality added.
  • 3.0.44dev : Added local_node_indices to MotorModelBase
  • 3.0.44dev : Fixed PolyphaseCircuit.mass; using root().symmetrySectors instead of dim.symmetry_sectors whenever possible
  • 3.0.44dev : Added phase-level circulating current loss computation.
  • 3.0.44dev : Fixed Delta-connected terminal current supply with multiple parallel strands.
  • 3.0.44dev : Added shaft option to MassivePM
  • 3.0.44dev : Thermal analysis added.
  • 3.0.44dev : field_compliant_name now handles periods (turns them into underscores
  • 3.0.44dev : Fixed one-sided periodic boundary interaction for ExtrudedBlockCircuit.
  • 3.0.44dev : Added phase advance angle to PolyphaseCircuit results summary.
  • 3.0.44dev : Added timestamps to MotorModelBase results summary.
  • 3.0.44dev : Added possibility to export waveforms with save_struct_to_excel
  • 3.0.44dev : LinearSynRotorBase template added.
  • 3.0.44dev : Fixed FieldWindingSpec to work on dims without .Qs
  • 3.0.44dev : Added Sleeve circuit to SPM1
  • 3.0.44dev : Slicing and skewing functionality added.
  • 3.0.44dev : ExtrudedBlockCircuit option to plot only some time-step losses.
  • 3.0.44dev : Fixed PolyphaseCircuit.get_lt_matrix method to work with solid conductors.
  • 3.0.44dev : ShortCircuit class now correctly handles parallel paths.
  • 3.0.44dev : DemagMaterial1 model added.
  • 3.0.44dev : Fixes to MTPAinterpolant1, handling discontinuous current contours
  • 3.0.44dev : Added SineTriangleModulator class.
  • 3.0.44dev : Added MagneticsProblem.new factory method for speed.
  • 3.0.44dev : Added continuous skewing to RFModelWithSkew.
  • 3.0.44dev : Removed extra replication of loop matrix from sliced CageCircuits.
  • 3.0.44dev : SMGridCalculator_NT_fromDQ now supports specifying an explicit speed range to simulate.
  • 3.0.44dev : Added min and max arguments to GeoBase.scale_mesh_density.
  • 3.0.44dev : Added solid core loss model support to SPM1.
  • 3.0.44dev : Added stack length scaling option to NTGridDC.
  • 3.0.44dev : Added option to plot rms current density with compute_SolidConductorLosses, used by most Circuits with solid conductors.
  • 3.0.45dev : Fixed PointSource AC losses being off by a factor of 1/symmetry_sectors
  • 3.0.45dev : Added support for 2nd-order triangular elements.
  • 3.0.45dev : Large refactor of mesh-element functionality, intended for better maintainability. Ongoing.
  • 3.0.45dev : Added flexibility to SlidingAirgap airgap mesh generation.
  • 3.0.45dev : Added the option to set the interpolation method and order for SlidingAirgapBase.
  • 3.0.45dev : BreadLoafRotor fixed non-symmetric mesh density bug.
  • 3.0.45dev : Stator class now supports splitting the core into tooth and yoke domains.
  • 3.0.45dev : PolyphaseCircuit.losses now also returns the end-winding losses.
  • 3.0.45dev : rms under utilities renamed to emdtool_rms.
  • 3.0.45dev : Multiple code-styling errors (like non-reachable lines or redundant if-clauses fixed.
  • 3.0.45dev : Fixed incorrect inductance computation (compute_inductances_static_averaging) for sliced models.
  • 3.0.45dev : Fixed msh_fill for second-order elements. Added unroll_order to the plotted quantity.
  • 3.0.45dev : WindingLayoutBase now supports multi-surface slots with stranded geometries.
  • 3.0.45dev : Added .elements_in_layer method to SimpleExtrudedMesh.
  • 3.0.45dev : Rotor slot objects now have to declare the has_slot_opening property.
  • 3.0.45dev : SlottedRotor1 now supports slots without any opening at all (even virtual).
  • 3.0.45dev : Added RotorSlot5 for deep double-cage-like rotors.
  • 3.0.45dev : Zero normal stress boundary condition added to the CentrifugalStressProblem class.
  • 3.0.45dev : AirgapThermalModel.calculate_heat_transfer_coefficient fixed saved Nusselt number (was kinematic viscosity). No influence on the heat transfer coeff.
  • 3.0.45dev : Fixed BoundaryConnection flux post-processing bug.
  • 3.0.45dev : Added methods for airgap flux density plotting to MotorModelBase and SlidingAirgapBase+subclasses.
  • 3.0.45dev : Added CoolantMaterialBase classes for thermal analysis.
  • 3.0.45dev : Added correction coefficients and recompute methods to ThermalModelElement subclasses.
  • 3.0.45dev : AirgapThermalModel now estimates windage losses.
  • 3.0.45dev : Added sensitivity analysis to ThermalModel.
  • 3.0.45dev(2025/03/14) : Started including the date to release notes.
  • 3.0.45dev(2025/03/14) : Repeated calls to MagneticsProblem.solve methods now reuse the same Jacobian constructor if available. Togglable by SimulationParameters.
  • 3.0.45dev(2025/03/19) : The SpaceVectorModulator class now supports arbitrary phase counts (>1) and number of levels (>=2)
  • 3.0.45dev(2025/04/03) : Simple analytical model added to DemagMaterial1.
  • 3.0.45dev(2025/04/07) : Added important info on end-ring dimensions and symmetry to LinearSlottedRotor1 doc.
  • 3.0.45dev(2025/04/08) : End-winding inductance calculation fixed for axial-flux machines with more than 1 axial symmetry sector. Expect changes.
  • 3.0.45dev(2025/04/15) : Removed stacking factor parsing from Material.init_for_problem; now using the inherited functionality from MaterialBase.stacking_factor getter method.
  • 3.0.45dev(2025/04/28) : Fixed bug caused by loading older SMGridCalculator_DQ data, without excess iron losses computed.
  • 3.0.45dev(2025/04/29) : Fixed SpaceVectorModulator bug. Now more-closely matches SVPWM_Modulator.
  • 3.0.45dev(2025/05/08) : BreadLoafRotor class now allows specifying the polegap material.
  • 3.0.45dev(2025/05/09) : HSSPM template added for modelling non-Halbach SPM rotors with sleeves and shields.
  • 3.0.45dev(2025/05/20) : Added shield circuit options to HSSPM.
  • 3.0.45dev(2025/06/11) : Fixed error in CoolantMaterialBase.dynamic_viscosity_at_temperature.
  • 3.0.45dev(2025/06/28) : Added option to have BoundaryConnection (thermal) to use absolute fluxes rather than per-unit-length.
  • 3.0.45dev(2025/06/28) : Fixed error in thermal modelling of friction/windage losses (were incorrectly scaled per length.
  • 3.0.45dev(2025/06/29) : FlowHeatSinkConnection modified to deal with absolute heat fluxes per symmetry sector, not per-length ones.
  • 3.0.45dev(2025/06/30) : FlowHeatSinkConnection now uses average temperature of coolant by default.
  • 3.0.45dev(2025/07/20) : Added GIT hash, SimulationParameters.f, phase winding supply type to MotorModelBase.results_summary
  • 3.0.45dev(2025/07/23) : Added torque envelope computation to NTGridDQ.
  • 3.0.45dev(2025/08/04) : RFThermalModel now has the .verbose property
  • 3.0.45dev(2025/08/21) : HSSPM now modelling the sleeve as a SheetCircuit if conductive material used.
  • 3.0.45dev(2025/08/26) : Added thermal conductivity to built-in Inconel material.
  • 3.0.45dev(2025/09/02) : Fixed error in Slot1, 2-layer distributed-style case, one layer Surface included twice in slot.all_surfaces
  • 3.0.45dev(2025/10/06) : Added Nodal1D and EdgeMesh. Added MeshBaseInterface as lowest-level mesh base class.
  • 3.0.45dev(2025/10/06) : Sped up Thermal - BoundaryConnection matrix assembly.
  • 3.0.46(2025/10/28) : MAJOR LICENSE UPDATE. Future licenses tied to a system username and Matlab license number unless otherwise agreed.