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S02: Member Design For Combined Stress

Ver. 3.0.15 2017/03/28
  • Provision made for Second Order analyses of 2D frames.
Ver. 3.0.14 2017/03/23
  • Occasional "cannot focus disabled window" error fixed.
Ver. 3.0.13 2017/03/10
  • Occasional range check when saving file, fixed.
Ver. 3.0.12 2017/02/21
  • Internal nodes: Selection of continuous member improved.
Ver. 3.0.11 2016/09/13
  • Occasional range check error fixed.
Ver. 3.0.10 2016/09/08
  • Delay when switching to Design page, fixed.
Ver. 3.0.09 2016/07/28
  • "Zoom Extents" now performed on saved views by default.
Ver. 3.0.08 2016/07/28
  • Problem with saved views, fixed.
Ver. 3.0.07 2016/04/06
  • Compatibility problem with large fonts, fixed.
Ver. 3.0.06 2016/02/25
  • Exception when selecting interactive input, fixed.
Ver. 3.0.05 2016/02/16
  • Spaces in Load case names now handled correctly.
Ver. 3.0.04 2016/01/19
  • Error message when opened from Sumo, fixed.
Ver. 3.0.03 2016/01/15
  • Range check error when using huge numbers of tasks, fixed.
Ver. 3.0.02 2016/01/06
  • Occasional range check error during start up, fixed.
Ver. 3.0.01 2015/12/09
  • Correction of licensing error introduced by maintenance release.
Ver. 3.0.00 2015/12/01
  • Major release.
  • Implemented new user interface library.
Ver. 2.6.25 2015/11/18
  • Support built in for more than 9 load cases in Sumo.
Ver. 2.6.24 2015/09/22
  • Summarized results enabled for EC3.
Ver. 2.6.23 2015/07/22
  • Error message when opening analysis result from Sumo Structural Modeller, fixed.
Ver. 2.6.22 2015/06/09
  • Added support for New Zealand steel design code NZS 3404 - 1997.
Ver. 2.6.21 2015/03/13
  • In the case of slenderness failure the first load case was indicated as the critical load case.
Ver. 2.6.20 2015/01/21
  • Number of load cases supported increased to 1000.
Ver. 2.6.19 2014/10/23
  • Slenderness ratio failure was now considered when listing all failing members.
  • Exception when trying to design angle members, fixed.
Ver. 2.6.18 2014/10/17
  • Sign of bending moment diagram fixed for point loads in the Z-direction on vertical beams.
Ver. 2.6.17 2014/06/23
  • SANS10162-2005: Occasional exception when displaying detailed equations for lipped channels fixed.
Ver. 2.6.16 2014/06/03
  • In the case of an L/r failure results for the first load case were displayed.
  • It has now been modified to show results for the critical load case.
Ver. 2.6.15 2014/06/02
  • Stack overflow error fixed.
Ver. 2.6.14 2014/05/30
  • Detailed equations for SANS10162-2005: Value of Mrx occasionally incorrect.
  • Sign of axial force diagram fixed.
  • Maximum number of beam elements increased from 100 000 to 500 000.
Ver. 2.6.13 2014/05/15
  • Occasional problem with position of point loads on beams, fixed.
Ver. 2.6.12 2014/04/02
  • AS4100: Member with no bending moments resulted in an exception when viewing detailed equations.
Ver. 2.6.11 2013/09/06
  • Problems with converting from imperial units, fixed.
Ver. 2.6.10 2013/07/24
  • Last effective length factor Kz stored (Windows registry).
Ver. 2.6.09 2013/07/08
  • Detailed exception error reporting now enabled.
Ver. 2.6.08 2013/06/21
  • IS:800-2007: Option added to override Buckling class.
  • IS:800-2007: Corrections made to detailed equations for circular hollow sections.
  • AS4100: Eq 8.4.5 fixed for very large axial forces.
Ver. 2.6.07 2013/05/29
  • Bending moment diagrams after second order analyses, fixed.
Ver. 2.6.06 2013/05/03
  • IS:800-2007: Combined bending and tension of circular hollow sections corrected.
Ver. 2.6.05 2013/05/03
  • IS:800-2007: Support for circular hollow sections added.
Ver. 2.6.04 2013/03/20
  • SANS10162: Effect of thin webs on moment resistance (14.3.4) was taken into account but has now been added to detailed equations.
Ver. 2.6.03 2013/02/27
  • Second order analysis: Problem with moments in short beams fixed.
Ver. 2.6.02 2013/02/04
  • Second order analysis: Problem with shear forces fixed.
Ver. 2.6.01 2013/01/21
  • Second order analysis: Sign of bending moment diagram fixed.
Ver. 2.6.00 2012/12/05
  • Maintenance release.
Ver. 2.5.34 2012/11/21
  • Occasional incorrect error messages when encountering unsupported profiles, fixed.
Ver. 2.5.33 2012/11/15
  • Maximum shear force corrected for second order analysis.
Ver. 2.5.32 2012/10/30
  • Added support for Frame Analysis output files with extensions other than ".OUT".
Ver. 2.5.31 2012/10/05
  • Partial UDLs introduced in Frame ver 2.5.46, now supported.
Ver. 2.5.30 2012/09/14
  • Code selection dialog dialogue box was fully visible with large fonts selection.
Ver. 2.5.29 2012/08/22
  • Maximum number of elements increased from 50,000 to 100,000.
Ver. 2.5.28 2012/07/31
  • Occasional "freezing" problem when using EC3, fixed.
Ver. 2.5.27 2012/06/21
  • Precision of detailed equations enhanced for AS4100.
Ver. 2.5.26 2012/05/22
  • Section database location now displayed in taskbar.
Ver. 2.5.25 2012/05/02
  • Maximum number of elements increased from 30 000 to 50 000.
Ver. 2.5.24 2012/02/29
  • Maintenance release.
Ver. 2.5.23 2012/02/09
  • Occasional memory allocation exception fixed.
Ver. 2.5.22 2012/02/02
  • During interactive input of data, Mx an My diagrams where occasionally reversed.
Ver. 2.5.21 2011/11/25
  • Occasional exception 103 message fixed.
Ver. 2.5.20 2011/11/18
  • Program recompile to prevent occasional input/output error 103.
Ver. 2.5.19 2011/10/31
  • Very large axial forces in Frame output file occasionally resulted in the loss of the sign of the force.
Ver. 2.5.18 2011/10/21
  • Email address for exception reports adjusted to new central destination.
Ver. 2.5.17 2011/10/20
  • Exception when clicking "Settings" button, fixed.
Ver. 2.5.16 2011/10/17
  • Problem with lipped channels with horizontal web, fixed.
Ver. 2.5.15 2011/09/02
  • Mesh size for deep lipped channels refined.
Ver. 2.5.14 2011/07/29
  • Bending moment diagrams for rotated beam elements consisting of multiple elements were occasionally incorrect.
Ver. 2.5.13 2011/07/22
  • Resetting of profile to I-sections upon "Add task", fixed.
Ver. 2.5.12 2011/06/30
  • Button added to list all failing members.
  • Section name added to list of members on "Members" tab.
  • Section name added to output.
  • Mx and My now automatically swapped for beams rotated in Frame by using the I2 or H2 profile selection.
Ver. 2.5.11 2011/06/06
  • Problem with selecting saved views, fixed.
Ver. 2.5.10 2011/05/26
  • Design link with Frame Analysis updated to support new six-digit node format.
Ver. 2.5.09 2011/05/20
  • The zoomed state of the structure is now preserved when the rotate buttons are clicked.
Ver. 2.5.08 2011/03/09
  • Maximum number of section properties increased from 500 to 1000.
Ver. 2.5.07 2011/02/02
  • Load case names were read incorrectly in version 2.5.06.
Ver. 2.5.06 2011/01/17
  • Provision made for six-digit node numbers (up to 999999).
Ver. 2.5.05 2010/12/21
  • AS4100 : Ns values were shown with N units instead of kN.
Ver. 2.5.04 2010/09/28
  • Point loads on rotated beams (beta angle in Frame) now supported.
Ver. 2.5.03 2010/08/24
  • Maximum number of load combinations increased form 150 to 500.
Ver. 2.5.02 2010/07/28
  • Max L/r ratio (tension) of 300 was used instead of entered limits.
Ver. 2.5.01 2010/07/15
  • Tapered section can no longer be selected or designed.
Ver. 2.5.00 2010/07/05
  • New Release.
Ver. 2.4.39 2010/06/09
  • Point loads on beam elements occasionaly incorrectly combined in case of "Load combinations only setting".
Ver. 2.4.38 2010/05/21
  • AISC - 1999 LRFD only: WARNING: Tensile forces were entered into' equation H1_1 as a negative value, resulting in the strength of members being over estimated.
Ver. 2.4.37 2010/04/10
  • Change the b and h dimensions of hollow sections to be read from the respective columns in the section database instead of from the section title.
Ver. 2.4.36 2009/04/08
  • Detailed equations enabled for CSA-S16 code.
Ver. 2.4.35 2009/03/31
  • AS4100: Range check error in case of 0 axial force, fixed.
Ver. 2.4.34 2009/12/21
  • Detailed calculations adjusted (see ver 2.4.33).
Ver. 2.4.33 2009/12/18
  • Section class for channels welded toe to toe, were incorrect.
Ver. 2.4.32 2009/12/09
  • Support added for cold formed lipped channels (SABS 0162-2:1993).
  • Correction to bending moment due to point loads when a second order analysis was done and member axial force was zero.
Ver. 2.4.31 2009/10/15
  • AS4100: Calculation of lambda_n in detailed equations, fixed.
Ver. 2.4.30 2009/10/08
  • AS4100: Calculation of Nc in detailed equations, fixed.
Ver. 2.4.29 2009/09/17
  • Maximum number of intermediate nodes on a element increased from 70 to 200.
Ver. 2.4.28 2009/09/10
  • Saved views now imported from Frame input file.
Ver. 2.4.27 2009/09/09
  • Maximum number of load cases increased from 100 to 200.
Ver. 2.4.26 2009/08/27
  • SANS10162: Web stiffener spacing can now be specified to enhance shear capacity.
Ver. 2.4.25 2009/04/30
  • Problem with auto-selection of internal nodes fixed.
Ver. 2.4.24 2009/04/29
  • SANS10162- 13.8.2(b): Calculation of overall member strength for channel sections, fixed.
Ver. 2.4.23 2009/03/16
  • Problem with frames containing rigid links, fixed.
Ver. 2.4.22 2009/03/10
  • Indian Standard (IS 800 : 2007) added.
  • AS 4100 : Section class on summarized design page corrected to correlate with detailed design sheets.
Ver. 2.4.21 2009/02/27
  • Check added to ignore rigid links.
Ver. 2.4.20 2009/02/24
  • Added support for design of angle sections with AS 4100.
Ver. 2.4.19 2009/01/27
  • Recompiled for compatibility with quest user configurations.
Ver. 2.4.18 2009/01/14
  • SANS10162: Kz added to detailed equations. It is assumed to be the lesser of Kx and Ky.
Ver. 2.4.17 2009/01/14
  • SANS10162: Ky was taken as 1 since version 2.4.15.
Ver. 2.4.16 2009/01/08
  • Occasional problem with indicating internal nodes fixed.
Ver. 2.4.15 2008/12/11
  • SANS10162: Corrections to intermediate detailed equations. Final results were correct.
Ver. 2.4.14 2008/12/04
  • 2nd order analysis on a 2D frame now supported.
Ver. 2.4.13 2008/12/01
  • SANS10162: Detailed equations for calculating Cr corrected.
Ver. 2.4.12 2008/09/29
  • Problem with selecting code of practice, fixed.
Ver. 2.4.11 2008/09/22
  • Range check problem fixed.
Ver. 2.4.10 2008/09/21
  • Problem with detection of internal nodes, fixed.
Ver. 2.4.09 2008/09/18
  • Detection of internal nodes refined.
Ver. 2.4.08 2008/09/17
  • Summarized equations corrected for LRFD-1999.
Ver. 2.4.07 2008/09/16
  • Maximum number of load cases increased form 50 to 150.
Ver. 2.4.06 2008/09/15
  • E-modulus for steel corrected for LRFD-1999.
Ver. 2.4.05 2008/09/09
  • Graphical display of selected groups and internal nodes, improved.
Ver. 2.4.04 2008/09/07
  • Shear check added for SANS10162 code.
Ver. 2.4.03 2008/06/04
  • Own weight accelerations in X,Y and Z directions now supported.
Ver. 2.4.02 2008/05/23
  • SABS 0163 - 1984: Values of Wx and Wy now limited to 1 for hollow sections.
Ver. 2.4.01 2008/05/08
  • Separate working folders now stored for multiple Prokon installations on one PC.
Ver. 2.4.00 2008/03/25
  • Maintenance release.
Ver. 2.3.12 2008/03/15
  • Some point laods in global Y direction were applied in the wrong direction.
Ver. 2.3.11 2008/02/15
  • Point loads on vertical elements were applied in the wrong direction.
Ver. 2.3.10 2007/12/13
  • SANS10162: U1yMuy component of summarised equations occasionally incorrect.
  • Equation totals as well as detailed equations were correct.
Ver. 2.3.09 2007/10/08
  • Members tab: Members with same section number are now sorted according to node numbers.
Ver. 2.3.08 2007/09/04
  • Occasional range check error when using AS4100 code, fixed.
Ver. 2.3.07 2007/07/09
  • Kx, Ky and Ke factors on Members table now supports an optional m suffix to specify an.
  • effective length in stead of a factor.
Ver. 2.3.06 2007/06/14
  • Beam loads in global Z direction were not transformed if element's beta angle<>0.
Ver. 2.3.05 2007/06/06
  • Zero divide error when viewing detailed equations for members without moments, fixed.
Ver. 2.3.04 2007/06/03
  • Check added to prevent occasional runtime error when no frame output file exists.
Ver. 2.3.03 2007/05/09
  • BS5950-2000: Equivalent uniform moment factor "mx" was assigned to "my" also.
Ver. 2.3.02 2007/03/26
  • "Load case" selection box on Design tab disabled when "interactive input" option selected.
Ver. 2.3.01 2007/03/21
  • Tapered sections, containing spaces in section names, now imported properly.
Ver. 2.3.00 2007/03/12
  • Prokon Ver 2.3.00.
Ver. 2.2.25 2007/02/23
  • Interactive input resulted in incorrect moment diagrams if the previous Frame.
  • Analysis contained beta angles (rotation of beam elements).
Ver. 2.2.24 2007/02/07
  • Element forces were incorrect, but only when a second order analysis was done,
  • no axial forces occured in the beam and more than one point load on beam.
Ver. 2.2.23 2007/01/05
  • Section class for round hollow sections shown on the summary design page were incorrect.
  • This dit not influence the final results though.
Ver. 2.2.22 2007/01/18
  • Maximum number of nodes increased from 50000 to 100000.
  • Maximum number of elements increased from 20000 to 30000.
Ver. 2.2.20 2006/11/24
  • BS5950-2000: Occasional floating point error fixed.
Ver. 2.2.19 2006/11/21
  • New option for lightest preferred sections did not always display correct profile.
Ver. 2.2.18 2006/11/02
  • Option added to limit search for lightest section to preferred sections.
Ver. 2.2.17 2006/10/31
  • Support added for beam loads in local Z direction ('K' symbol in Frame).
Ver. 2.2.16 2006/09/20
  • Second term of equation 13.8.2 b (SANS10162) were inaccurate. This did not affect the final result.
Ver. 2.2.15 2006/09/04
  • Member effective lengths now saved with .S02 file.
Ver. 2.2.14 2006/08/25
  • Runtime error when accidently duplicating internal loades, fixed.
Ver. 2.2.13 2006/07/14
  • AISC LRFD -1993 updated to AISC LRFD -1999.
Ver. 2.2.12 2006/07/11
  • Summarized equations fixed.
Ver. 2.2.11 2006/06/10
  • Detailed equations enabled for SANS10162.
Ver. 2.2.10 2006/06/06
  • Circular hollow section can now be designed to SANS10162.
Ver. 2.2.09 2006/06/05
  • Problem with setting effective lengths individually, fixed.
Ver. 2.2.08 2006/05/24
  • Problem with reading section properties (caused by version 2.2.06), fixed.
Ver. 2.2.07 2006/05/16
  • Problem with reading section properties (caused by version 2.2.06), fixed.
Ver. 2.2.06 2006/05/12
  • Section names containing spaces now supported.
Ver. 2.2.05 2006/04/13
  • Values of elasticity modulus fixed for AS4100,
Ver. 2.2.04 2006/04/11
  • Load combination problem with element loads for vertical elements, fixed.
Ver. 2.2.03 2006/02/07
  • Support for Ver 2.1 data files added.
Ver. 2.2.02 2006/01/18
  • Recompiled with a complete map file.
Ver. 2.2.01 2006/01/05
  • Effective length problem corrected (only present in v2.2.0).
Ver. 2.2.00 2005/12/15
  • Maintenance release.
Ver. 2.1.16 2005/12/05
  • Occasional problem with inactive "Update task" button, fixed.
Ver. 2.1.15 2005/11/14
  • Design link from Frame now compatible with the new "stored output" option.
Ver. 2.1.14 2005/11/01
  • Position of the Settings dialog changed to support dual monitors.
Ver. 2.1.13 2005/09/15
  • AS4100 : Support added for square, rectangular and circular hollow sections.
Ver. 2.1.12 2005/09/01
  • Range check error caused by rigid links, fixed.
Ver. 2.1.11 2005/08/05
  • Support for Australian code (AS4100) added.
Ver. 2.1.10 2005/06/22
  • Load case error in version 2.1.09 fixed.
Ver. 2.1.09 2005/06/21
  • Moment diagrams corrected for weak axis beam point loads.
Ver. 2.1.08 2005/05/11
  • Recompiled for compatibility with sections database.
Ver. 2.1.07 2005/04/28
  • Calculation of Web class for I and H sections corrected for BS5950-2000.
Ver. 2.1.06 2005/04/21
  • Sign of bending moment diagrams corrected for vertical elements consisting of more than one element.
Ver. 2.1.05 2005/04/06
  • Sign of bending moment diagrams were sometimes reversed.
Ver. 2.1.04 2005/03/24
  • Node capacity increased to 50000 nodes.
Ver. 2.1.03 2005/03/24
  • Text wrapping disabled to prevent formulas from flowing to the next line.
Ver. 2.1.02 2005/02/24
  • "Member" tab sometimes did not show all elements for a specific task.
Ver. 2.1.01 2005/02/16
  • Error tracking added.
Ver. 2.1.00 2004/09/14
  • Maintenance release.
Ver. 2.0.06 2004/07/07
  • Maintenance release.
Ver. 2.0.05 2004/04/02
  • "Range check" error coinciding with BS2000, fixed.
Ver. 2.0.04 1970/01/01
  • Local direction of global Z loads were incorrect at times.
Ver. 2.0.03 2003/11/25
  • Support for second order analysis repaired.
Ver. 2.0.02 2003/10/21
  • "All tasks to calcsheet" function fixed.
Ver. 2.0.01 2003/08/06
  • Range check error fixed.
Ver. 2.0.00 2003/08/05