ProductsMotor Design ToolJMAG-Express Public (Free)

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118MB (2018-01-30)
Secrets of JMAG-Express
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Operating Environment

Windows x86
Operating System 32-bit
[Note 1] [Note 3]
Windows 8.1 Pro
Windows 7 Ultimate, Professional
Windows Server 2008
Windows x64
Operating System 64-bit
[Note 1] [Note 2] [Note 3]
Windows 10 Pro
Windows 8.1 Pro
Windows 8.1 Enterprise
Windows 7 Ultimate, Professional
Windows Server 2012 R2
Windows Server 2012
Windows Server 2008 R2
Windows Server 2008

[Note 1]
- We ceased providing technical support for Microsoft Windows XP at April 9, 2014.
   Notice Regarding Cessation of Technical Support for Microsoft Windows XP
- We ceased providing technical support for Windows Server 2003 as of July 15, 2015.
[Note 2]
- JMAG-Express Public is a 32-bit program.
   Even if JMAG-Express Public is installed in a Windows x64 environment,it operates as a 32-bit program.
[Note 3]
- We have ceased providing support for Microsoft Windows Vista for the July 2016 version and subsequent releases.
    Notice of JMAG Technical Support Discontinuation for Windows Vista

Installing JMAG-Express Public:

Download and then run the exe file
Enter the license key the first time you start JMAG-Express Public
Please acquire a license key prior to installation(free)
(The license key differs according to the type of motor to evaluate.)

Extending the period of use:

A separate extended license will be provided to users who would like to continue using JMAG-Express Public.
Please contact us to apply for an extended license.

Uninstalling JMAG-Express Public:

Select JMAG-Express Public form Programs and Features in the Control Panel


JMAG-Express Public for Rotating Machines and "Electromagnetic Field Analysis Software JMAG"are sold separately.
JMAG-Express Public does not use the JMAG Solver resources.Please use JMAG-Express Public independently.

JMAG-Express Public News

January 30, 2018 There is now more freedom in serial-parallel circuit combinations.
Fixed an issue that caused JMAG-Designer to fail when "Send to JMAG-Designer" was executed using a template exported using the JMAG-Express Public 2017.07 version.
July 27, 2016 Characteristics evaluation for wound-field AC synchronous machines and externally excited synchronous machines are now supported.
These can also be used as analysis templates in JMAG-Designer.
Sizing functionality has been improved.
Reference hints to review design parameters before sizing.
Mar 30, 2016 An issue has been fixed which prevented some parameters for a parametric evaluation from functioning normally.
Jan 29, 2016 Operability of GUI in "Import DXF File" has been improved.
Pasting data to a table of arbitrary winding settings, copying from a table, and deleting the data selected in a table are now available. Slot settings created with Excel can be reflected to Express.
One column in a table and values such as torque constants can now be copied with Ctrl+C.
Jul 29, 2015 Account for Induction Motor End Ring Cross-Section Geometry
Inherit Number of Slots / Poles
Specify the Number of Decimal Places
Interface Improvements
Apr 24, 2015 Automatically calculates wire diameter and number of turns from slot fill factor.
Improved DXF file loading function.
Jan 28, 2015 The design comparisons is largely revised.
Automatically calculate maximum revolution speed.
Characteristics values of the specified revolution speed can be confirmed.
Nov 27, 2014 Pole numbers and slot numbers can be specified with the sizing function
Power factor can now be verified
Sep 29, 2014 Support for importing CAD data
July 30, 2014 User-specific material data can be specified
May 30, 2014 Calculation accuracy has increased
Selection of result evaluation items, as well as parametic calculation has become clearer
Mar 28, 2014 You can now choose to show / hide the graph and table of the [Characteristics] tab.
Supports parametric calculation function.
Jan 27, 2014 Now enables checks of current density and back yoke magnetic flux density.
The improved Specifications/Characteristics tab is now easier to see.
Dec 20, 2013 Now supporting Single-Phase induction motors
Check design proposal history, results graph and specification tables on a single screen
Sep 30, 2013 Strengthened the result evaluation function
July 30, 2013 Support for permanent magnet DC motors
May 31, 2013 Many new results evaluation items added
Support for series/parallel circuits
Improved robustness for geometry templates
Mar 29, 2013 Support for delta connections and parallel circuits (fully parallel)
Improved the operability of changing geometry
Added selectable materials
JMAG-RT motor modeling export support for SRM
Nov 30, 2012 Newly supported SRM and added optimization functions
Sep 28, 2012 Sensitivity Analysis
July 31, 2012 Improved Accuracy for Induction Motors and Enhanced Geometry Template Functions
May 7, 2012 Enhanced coil settings
Export setting parameter files
July 12, 2011 Sizing Feature for JMAG-Express Geometry
July 21, 2010 Link JMAG-Designer and JMAG-Express
Specify Correction Coefficients for Magnets and Loss
Apr 20, 2010 Two new geometry templates are now available
Magnetomotive force can now be obtained in JMAG-Express
in addition to the inertia moment and mass.
Dec 20,2009 JMAG-Express can now generate JMAG-RT models
Nov 11,2009 JMAG-Express now supports induction machines
Sep 17,2009 Drive conditions can be specified in JMAG-Express
July 15,2009 Six New Templates Available for JMAG-Express
June 1,2009 JMAG-Express now supports the export od DXF files


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