SHEAR7 Academic v4.12b includes theoretical improvements, processing enhancements and bug fixes to improve various aspects of the software, and is now available for download. Some of the highlights of this new version include:

• Adjustment of Power Zone Amplitude Limit value in example files
• Inclusion of optional curvature time history output file, *.s7cth
• Added clearer error for non-existent input files. If an input *.s7dat cannot be resolved by SHEAR7 to an existing file, an output error code 74 will be written to a *.s7out of the same name
• Changes to SHEAR7 uninstaller and addition of SHEAR7 icons
• Added official support for Windows 11
• A new lift table for high Reynold’s number has been developed for High Reynolds numbers and included in the new Lift Table file.
• The Order that Power Zone Amplitude Limit (PZAL) And Power Cutoff are applied by SHEAR7 have been reversed (details for this change are provided in the User Guide).
• Inclusion of optional displacement time history output file *.s7dth

The v4.12b Academic License contains all changes above, including the new Varying Structural Damping “Stick-Slip” module for BETA testing, and is subject to the restrictions detailed in the SHEAR7 v4.12b User Guide.