SACS 5.3 Enhancements

SACS Enhncements

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Copyright ©2012 by Bentley Systems, Inc.

Version Versio n 8.0

SACS RELEASE 5.3.1 V8i OVERVIEW In this manual, API RP 2A-WSD twenty-fir st edition December Dec ember 2000, Errat E rrata a and Supplement 1, 1 , December 2002, Errata and Supplement 2, September 2005, Er rata and Supplement 3, August August 2007, is herein called “the current API edition".

1.0 SACS Release 5.3.1.21 V8i Overview SACS SACS 5.3.1.21 implements the following following enhancements enhance ments and bug fixes Silent Silent install capabili capa bility ty ELS Usage Tracking Datagen Fixed English units display problem Collapse View Fixed selection issue in the Graph/Define Axes Settings dialog

1.1 SACS Release 5.3.1 V8i Overview SACS 5.3.1 V8i is an feature feature equivalent version of SACS 5.3 Service Pack 2 with the exception exc eption of Precede Prece de (bug fixes and enhancements) and Dynpac Dynpac which contains c ontains a bug fix. The The main objective of o f this release is to transition to Bentley's SELECT licensing system. system.

SACS SACS 5.3.1 V8i V8i (SACS (SACS 5.3 SP2) contains numerous updates update s to the redesig rede signed ned Precede Pre cede which now includes Postvue display capabilities for members and plates. A new Report Generator module which allows the users to extract results from the common solution file and generate reports has also been added.

2.0 Module Versions Versions Num bers Program

Description

Version

Collapse

Non-Linear Plastic Analysis

6.1.3.4

Combine

Combine Post file Utility

6.1.3.3

Dynamic Response

Dynamic Respo nse Analysis

6.1.3.3

Dynpac

Eigen Vector/Value Extraction

6.1.3.3

Fatigue

Fatigue Damage/Life Analysis

6.1.3.3

Flotation

Flotation & Upending Analysis

6.1.3.3

Gap

Non-Linear Element Analysis

6.1.3.3

Global Lo ading

Glo bal Loading Analysis

6.1.3.3

Joint Can

Tubular Connection Check

6.1.3.3

SACS Enhncements


Large Def lection

Large Def lection Analysis

6.1.3.3

Launch

Launch Analysis

6.1.3.3

Material Takeoff

Material Takeoff Analysis

6.1.3.3

Pile

Single Pile Analysis

6.1.3.3

Post

Element Stress and Code Check

6.1.3.3

Pre-Processor

SACS System

6.1.3.4

PSI

Pile/So il Interaction

6.1.3.4

Report Generator

Generates User Def ined Reports

6.1.3.2

Seastate

Environmental Load Generation

6.1.3.4

Solve

SACS Solver

6.1.3.4

Super Element

Super element Utility

6.1.3.3

Tow

Transportation Inertia Load Generation

6.1.3.3

Transportation

Motion and Stability Studies

6.1.3.3

Wave Response

Wave Respo nse Analysis

6.1.3.4

2.1 Interactive Program Modules Program

Description

Version

Chart Viewer

Plot and Chart Utility

6.1.3.2

Collapse View

Interactive Collapse Results Viewer

6.1.3.3

Data Generator

Input Data Generator and Viewer

6.1.3.3

Executive

SACS System Fro nt End

5.3.3.2

Interactive Fatigue

Interactive Fatigue Post Processor

6.1.3.3

Postvue

Interactive Post Pro cessor

6.1.3.2

Precede Ring

Interactive Modeler Roak Ring Analysis

6.1.3.6 6.1.3.2

Prevue

Plot Utility

6.1.3.2

2.2 Interface Modules Program

Description

Version

PDMS Converter

Model file to PDMS Macro Converter

6.1.3.2

Sacs to Femsys

SACS to FemView Interface

6.1.3.1

SACS Enhncements


Large Def lection

Large Def lection Analysis

6.1.3.3

Launch

Launch Analysis

6.1.3.3

Material Takeoff

Material Takeoff Analysis

6.1.3.3

Pile

Single Pile Analysis

6.1.3.3

Post

Element Stress and Code Check

6.1.3.3

Pre-Processor

SACS System

6.1.3.4

PSI

Pile/So il Interaction

6.1.3.4

Report Generator

Generates User Def ined Reports

6.1.3.2

Seastate

Environmental Load Generation

6.1.3.4

Solve

SACS Solver

6.1.3.4

Super Element

Super element Utility

6.1.3.3

Tow

Transportation Inertia Load Generation

6.1.3.3

Transportation

Motion and Stability Studies

6.1.3.3

Wave Response

Wave Respo nse Analysis

6.1.3.4

2.1 Interactive Program Modules Program

Description

Version

Chart Viewer

Plot and Chart Utility

6.1.3.2

Collapse View

Interactive Collapse Results Viewer

6.1.3.3

Data Generator

Input Data Generator and Viewer

6.1.3.3

Executive

SACS System Fro nt End

5.3.3.2

Interactive Fatigue

Interactive Fatigue Post Processor

6.1.3.3

Postvue

Interactive Post Pro cessor

6.1.3.2

Precede Ring

Interactive Modeler Roak Ring Analysis

6.1.3.6 6.1.3.2

Prevue

Plot Utility

6.1.3.2

2.2 Interface Modules Program

Description

Version

PDMS Converter

Model file to PDMS Macro Converter

6.1.3.2

Sacs to Femsys

SACS to FemView Interface

6.1.3.1

SACS Enhncements


SAT Converter

Model file to SAT Converter

6.0.0.2

SDNF Converter

Model file to SDNF Co nverter

6.1.3.1

2.3 Utility Program Modules Program Damage Center

Description Scatter Diagram Damage Center Utility

Version 6.1.3.2

Free Body

Free Body Analysis

6.1.3.3

List File Converter

Output Listing File Optimizer

6.1.3.2

Joint Mesh

Joint Meshing Utility

6.1.3.3

Probability

Statistical Analysis

6.1.3.2

Ring Batch

Roak Ring Analys

6.1.3.2

Rigid

Rigid Body Analysis

6.1.3.3

3.0 Details of Program Enhancements and Corrections Chart Viewer Release 5.3 Enhancements

·

Added the ability ability to send chart data dat a to Microsoft Microsoft Excel

·

Added the ability to dynamically create a chart in Microsoft Excel

·

Added pile pile data to relevant charts

·

Added the ability to merge two or more charts into one chart

·

Added the ability ability to copy and past data from the chart data view

·

Added Auto Format option to chart data settings

Release 5.3 Corrections

·

Corrected problem where Chart Viewer terminated abnormally on opening certain chart files

·

Corrected problem where Chart Viewer stopped responding when opening certain chart files

·

Corrected Correct ed a problem where where the Chart Cha rt Viewer Viewer would would not set the scale sca le properly on soil soil files files

·

Corrected problem where Chart Viewer generated errors on opening certain NPF files.

Collapse

SACS Enhncements


Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem where the pile increments were not restricted to elastic when the inertial properties defined by the user did not match the calculated values based upon the cross section geometry.

Release 5.3 Enhancements

· Updated joint strength calculation to take into account Norsok Code. Introduced MEMSKP and GRPSKP lines to prevent local buckling checks for specific members and groups. ·

Included MEMREM line to remove a member’s stiffness at a given load increment.

·

Added MEMDUC line to override a member’s ductility limit.

·

Added the ability to define member indentation energy limits on the IMPACT line.

·

Added multiple impact load conditions on the IMPACT line.


·

Corrected a problem reporting reactions for models with large numbers of constrained joints.

· The ‘AC’ option in columns 54 to 55 of the CLPOPT line was introduced to obviate incorrect intermediate loading of elastic members. ·

Corrected a problem which restricted the sub-area stress reporting.

·

Corrected a problem with super elements which caused the program to terminate.

· Corrected a problem with user defined super elements which were leading to incorrect performance. · Corrected a problem where the units for torsional spring rates for piles were being displayed incorrectly. · Corrected a problem where the joint strength inclusion report for the BSSEL input line was erroneously labeled as an exclusion report. · Corrected an issue where the allowable stresses for the Norsok joint check were being incorrectly reported. · Corrected an issue where the yield strength overrides were not being used for joint strength check calculations. ·

Corrected a problem where the plate shear stress was being reported incorrectly.

· Corrected a problem with the BSSEL line in which unnecessary braces were being selected for inclusion.

SACS Enhncements


Collapse View


·

Post-impact energy graphs now available in Collapse View


· Corrected a problem on running the Special History Report for the second time in a Collapse View session, wherein all members were described as 'unloading' on the first load step. · Corrected a problem in which the Display Plane location was not detecting the location of the clicked joint. · Corrected an issue where spurious descriptors were being displayed in the special event history report. ·

Corrected a display problem involving overly thick lines.

·

Corrected a problem involving incorrect display of members when resizing a window.

Combine Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem associated with combining two common solution files from dissimilar models. Release 5.3 Enhancements

· The combine module has been enhanced to handle the combination of multiple common solution files. · The primary file is no longer restricted to the file containing the larger model when combining results of dissimilar models. · The combine module has been enhanced so that the restriction on the order of placement of common members and joints in each input files for dissimilar models no longer applies.


SACS Enhncements


·

Corrected problem with tapered section in segmented members.

· Corrected the problem where code check options “AA” and “AL” were not being transferred to the combine common solution file · Corrected a problem where the AMOD information was missing from the CSF file when AMODS were defined without a header line.

Data Generator Release 5.3 Enhancements

·

Added the ability to view soil data in the chart viewer by right clicking the soil table.

·

Includes update to Fatigue FTOPT3 record.

· The Datagen data and help files have been updated for the Tow RAO record. The term `Wave Height' has been changed to `Wave Amplitude' as is stated in the user's manual. · Included information for the FTOPT2 record concerning the use of the water depth and mudline locations for the welder joint curves in the current API edition. · The input units for end bearing capacity for ROCK on the APIAXL SLOC line for PSI have been corrected to KSF, kN/cm**2,kg/cm**2. ·

SPAN and CODE lines have been added to model data.

·

BRCOVR line has been implemented for Joint Can

·

EFTOPT line has been implemented for Fatigue.

·

SACSIV `OPTIONS' Line code check now has Eurocode 3

·

General extension of line acceptance to current standards.

·

Added support for report Generator function

Dynamic Response Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem where the program hangs for ice vibration analysis with particular ice sheet conditions. Release 5.3 Enhancements

·

Added energy plots for ship impact and dropped object analyses

SACS Enhncements


·

Changed weight input from short tons to kips in dropped object analysis with English units.

· Added ability to pass basic load cases when equivalent static loads are created for use in subsequent load combinations or collapse load sequence. · Increased the number of significant digits for applied and inertia equivalent static loads to improve accuracy for dynamic loads with small magnitudes or applied to large surfaces. · Added the ability to plot load summation for various time increments to show accuracy lost by increasing output load time increment. ·

Added a feature to generate plot files for periodic vibration analysis.

· Added a feature to report total forces time history in X, Y and Z direction resulting from forced time history analysis. · Dynamic ship impact and dynamic dropped object transient response output for both linear elastic and elasto-plastic analysis. ·

Equivalent static loads include maximum/minimum vertical load option.


·

Corrected a problem where LOADC lines in the model file were being ignored.

Dynpac Release 5.3.1 V8i Correction Program does not complete analysis. This happens when the model contains springs and a large number of joints and a certain number of DOF. Release 5.3.1 V8i (Service Pack 2) Enhancements

·

Added mass and entrapped mass calculations for submerged stiffened box sections.

· Enhanced program to support contingency factors on load cases converted to mass and also for included weights. Release 5.3 Correctiions

· Corrected a problem where LCSEL DY and LCFAC DY for the same common set of load cases did not work together and produced different conversion of loads to weight values.

Executive

SACS Enhncements


Release 5.3.1 V8i (Service Pack 2) Enhancements

·

Improved overall functionality for dynamic analysis.

·

Added report generation capability using the SACS Report Generator module


· Standardized the presentation of analysis options so that the same Analysis Options screens are used throughout the Analysis Generator. ·

Added ability to “Create Damage Center Report” when right clicking on Fatigue input file.

·

Double click a file with no File ID now opens the file in the editor.

· The rows in the table reading "SAT Files" and "Encapsulated Postscript Files" formatted the same as "Export Settings. · Updated options area so that GAP option s in the Executive are not available if Gap input file is used. · Updated default file names for dynamic response analyses to use program abbreviation for Dynamic Response instead of Earthquake. ·

Added the ability to run Combine on multiple solution files.

· Updated input file default setting so that use of input file rather than specifying options in the Executive is default. ·

Program now identifies copies of SACS files.

·

Updated so that program remembers the location of the Analysis Progress dialog.

·

Analysis Summary dialog enhanced to be pinned to the Analysis Generator to which it applies.

·

Updated drop down menus to match Legacy Executive more closely.

·

Updated error messages to give better explanation of the problem.

· Program now recognizes files named using customized program/file type labels as well as the default labels. · Analysis generator left column double click functionality now matches the default drop down menu item like legacy Executive. · Updated to check if Analysis Progress dialog is off of the screen display area and moves it so that it can be seen. ·

Updated Analysis Generator to show file path when selecting the row with the file name shown.

·

Enhanced the File Explorer area to update when file name, size, date, etc. changes are made.

SACS Enhncements


· Updated program to check for the existence of SACS interactive modules before attempting to launch and provide appropriate error message if program is not found. · Changed File ID filter to exclude .run and .runx to avoid confusion by creating non run files with these extensions. · The Executive 5.3 has been enhanced to provide significant advantages over the Legacy Executive including, complete new look and feel, dockable windows allowing users to rearrange the interface to their preference, the ability to revise analysis options without the regeneration of the complete run file, user defined partial run file templates, enhanced analysis type layout, drag and drop multi-run file setup features. Release 5.3 Corrections

· Updated program to send the actual file name to the interactive programs instead of the short file names. · Corrected problem where new solution file name was not recognized if changed when creating static analysis run file ·

Corrected default file name when creating Gap run file.

·

Corrected problem when existing files are not deleted is there is a space in the filename or path.

·

When updating file ID in an exiting run file, the file ID is now updated in the run file name also.

·

Chart View program opens NPF files when opened from the Error log.

· Corrected problem in fatigue when files were requested in the wrong order and requesting unneeded section library file. · Corrected file naming problem for PSI, PILE and standard static analysis solutions files from Wave Response transfer function. · Corrected problem in Forced time history or forced time history with collapse, where clicking on the DYR button a blank screen without any options appeared. ·

Corrected a problem in Global Loading run where solution file was not requested.

· Updated Analysis output window so it does not trim leading blanks which was causing columns to be misaligned. · Corrected the joint can code option so that code used matches the code selected when specifying in Analysis Options. · Corrected problem where analyses were terminated when attempting a second run after the initial run. ·

Corrected problem where Solve could be unchecked in PSI analysis then could not be reactivated.

·

Corrected issue with saving Analysis Output pane that it was not saved properly.

SACS Enhncements


· Corrected issues with the multi run feature to ensure runx file extension is added and added prompt if file name already exists. ·

Corrected problem with Seastate input file path when selected from the Analysis options.

· Corrected Spectral Earthquake analysis set up with Postvue database generation to prompt for database name if one is not specified. ·

Post run corrected to create new solution file if extract options are designated on PSTOPT line.

·

Corrected issue where files designated as not kept where not deleted.

·

Corrected Gap run file to run properly where gap elements are defined in a Gap input file.

·

Corrected to prompt for Post input file when Use Post Input file option is on.

·

Corrected file name issues when importing into Femview.

· Issue where checking Execute Element check in the options was not activating the Post processor has been corrected. ·

Corrected run file template issue where *.load files were being removed.

· Corrected Post Launch run file to only prompt for P ost Launch input instead of both Post Launch and Launch input. · Corrected issue where spectral wind fatigue input file created used same name as the Dynamic Response input file. · Standardized method of sending path to interactive programs so that files from directories with long paths can be opened. · Corrected problem where super element created could not be used in subsequent runs and gave erroneous error message ‘file from a version earlier than 5.2’. ·

Corrected problem where files saved on the Desktop in Vista were not being shown.

·

Corrected issue in File Explorer area where directories were no recognized after copying.

Executive Legacy Release 5.3 Enhancements

· Included equivalent static load generation options for collapse and linear elastic analysis for dynamic blast analysis. · Included equivalent static load generation options for collapse and linear elastic analysis for dynamic earthquake time history.

SACS Enhncements


· Included dynamic ship impact feature including equivalent static load generation options for collapse and linear elastic analysis. · Added the ability to specify model weight contingency in the Analysis options when extracting mode shapes. · Updated the collapse equivalent static load generation option to handle the collapse input file for blast and ship impact. · Updated to allow the user to run Post, Joint Can or Postvue when running a wave response extreme wave analysis where the EQS loads are to be solved. · The runfile no longer stores the name of the runfile inside the runfile itself. In the past, if the runfile name was changed in Explorer, the old name was still included inside of the runfile. Therefore when executing the runfile it created a copy of the old name. · Added support for the new combine program which allows combining of more than two solution files. ·

The worksheet now displays the filename and date when executing a runfile.

· Added fatigue extract option to the Analysis Options so that extract files can be created without modifying fatigue input. ·

Included the ability to create both chart files and neutral picture files.

·

Added a Chart Viewer to the utilities pane and implemented chart file type.


· Executive no longer runs combine when equivalent static loads are generated in Dynamic Response runs. · Corrected Random waves retrieval process when run as separate step so that neutral picture files are not overwritten. · Program updated for Combine so that a secondary solution file is requested if a secondary solution file is designated on the DIRECT or LCAS lines. · Corrected a problem with the listing file optimizer where errors where not being shown in the error log. ·

Damage center utility now works when using a dedicated analysis server directory.

·

SE creation and extraction now runs when using a dedicated server directory.

· Corrected a problem when new project is created but no worksheet file is given, got error message that c:\path is an illegal filename. Corrected a problem where some of the demos did not run when right clicking and selecting run.

SACS Enhncements


Fatigue Release 5.3.1 V8i (Service Pack 2) Enhancements

· Added DNV C203 2008 inline tube SCF option 'DN3' where the value for beta is a function of D/T1 instead of being treated as a constant value of 2.5. · Enhanced program to allow user defined misalignment ratio, maximum out-of roundness allowances and thickness transition slope associated with in-line tubular SCF calculations for the DnV-RP-C203 2005(DN2) and DnV-RP-C203 2008 (DN3) codes by defining these parameters on the fTOPT3 input line.

Service Pack 2 Corrections

· Corrected a problem where the ring stiffened SCF factors at the inner edge locations were incorrect. ·

Corrected a run timer error that occurred for members having stiffened cylinder sections.

· Corrected a problem where the 'NSC' option to remove short can effects was being ignored when defined on the CONRST input line. · Corrected a problem where the MODSEL line did not function for wind spectrum fatigue analysis.


·

Updated inline SCF override to apply to cones.

· Added SCF overriding feature for BOX members, using new CONSBX line to override SCF at each stress component. · Changed default validity check option when parameters are outside range of validity for Efthymiou SCF to use the maximum SCF determined from actual parameters and the limiting parameters. The default was to use the actual parameters to determine SCF without considering limiting parameters. ·

Implemented all the S-N curves based on ISO 19902 Section 16.11.1.

· The Damage Center module now supports user defined S-N curves and the current API edition S-N curves. ·

The simplified Double Peak Spectrum based on Toresthaugen paper has been implemented.

·

Included API 21 Edition Supplement 2 & 3 S-N curves

st


· Corrected the inline fatigue analysis for cones that was using the average cone areas and moments of inertia in the stress calculations.

SACS Enhncements


Flotation/Upending Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem with load case dependant density input where the density defined in the last LCSEL line was overriding the density defined in the previous LCSEL lines. Release 5.3 Enhancements

·

Updated tank buoyancy calculation for improved accuracy.

· Enhanced to include simulated launch from quay where structure supports include land, tanks, etc. ·

Added the common weight features from Seastate to the Floatation module.

Gap Release 5.3 Corrections

· Corrected problem where program terminated when model contained too many plate panel definition in Plate Group lines.

Interactive Fatigue Release 5.3.1 V8i (Service Pack 2) Enhancements

·

Enhanced the program to support the "NT-S" S-N curve.


·

Corrected a problem with user defined S-N curves.

· Corrected a problem where the effective thickness of a double skinned tubular member was not calculated in accordance to the current API code check. Release 5.3 Enhancements

·

Simplified Double Peak Spectrum based on Toresthaugen paper has been implemented.


· Corrected problem with CONSCF-Connection Overrides when leaving SCF blank, default value of 5 is now assumed. ·

Correct Wave Spectrum value where value was 4 times bigger than the actual values because of

SACS Enhncements


· Corrected a problem where interactive fatigue predicts different damage values from those reported in the fatigue program listing file for a large number of transfer function load cases.

Joint Can Release 5.3.1 V8i (Service Pack 2) Enhancements

·

Added a code check for fully grouted joints in accordance to the current API code check

· Added an option to use the earlier API 21st Edition strength check formula (pre supplements 2 and 3) in the current API code check. · The UC order joint can detailed report now lists the effective chord length for NORSOK and ISO 19902 code check options. · Enhanced the program to remove the safety factor from the Qf calculations when performing the capacity check associated with the API option.


· Corrected the problem to allow the user to modify the effective thickness in column 33 of the JCNOPT line for API WSD 21st Edition code check. · Corrected the problem where the GAP MAX and MIN values defined on the JCNOPT line did not function correctly when set to 0.0 · Corrected the problem where the effective can length Lc was being reported in the list file for joints without thickened cans. · Corrected the problem where the chord length was being reported incorrectly in the list file for current edition of API WSD code check. · Corrected a problem where the strength unity check was being reported for the 'EQK' joint can option. ·

Corrected a run time error for cylinders with stiffened cross sections.

· Corrected the problem in the joint can redesign report where the "after redesign thickness" was being reported incorrectly for the current edition of API code check. Release 5.3 Enhancements

· The default API option changed to API 21st Edition with Supplement 1, Supplement 2 and Supplement 3. ·

Code check ID's "API" and "EQK" now correspond to the current API edition. Code check ID's

SACS Enhncements


st

"API21" and "EQK21" correspond to API RP2A 21 Edition. · Total can length calculation for API 21st Supplement 3, ISO 19902 and Norsok codes was expanded. ·

ISO 19902 code check of connections of Tubular and Conical members was implemented.

·

An amendment to the API LRFD RP2A 1st Edition code has been added as suggested by Shell.

· Added a code checks for overlapped joints (uni-planar) in accordance with the current API edition. ·

Added a "LOAD THROUGH CHORD REPORT" for the current API edition.

· “VALIDITY RANGE CHECK REPORT” has been added the current API edition and also for Norsok code of practice ·

The Norsok Joint Can code check has been upgraded to Norsok code of practice.

·

Added joint can strength check in accordance with the current API edition.

· Modified "JOINT CAN SUMMARY (UC ORDER)" report to include strength unity check in the summary report irrespective of the user selecting the "MEMBER STRENGTH JOINT ANALYSIS REPORT".


· Corrected the problem where the axial allowable stress was incorrectly increased when the thickness of "thickened can" happened to be smaller than the "Nominal Thickness" for the current API edition, Norsok, and SHELL API LRFD codes of practice. · Corrected the "SKIPPED MEMBER WARNING" report in which the number of skipped member was reported incorrectly under certain circumstances. · Corrected the problem where the user defined SCFs were not correctly read for a "Simplified Fatigue" analysis with the USR option. · Corrected the problem where "UC ORDER JOINT CAN DETAIL REPORT" was incorrect if the 'MX' option was selected for the UC order report and the joint order report was not selected.

Joint Mesh Utility

Launch

SACS Enhncements


Material Take Off Release 5.3 Corrections

· Corrected weight calculation for groups when the density on GRUP line was different from default density.

Motion/Stability Release 5.3 Corrections

· Corrected the problem where a mismatch in files for multiple cargos produced the same load summation for each cargo.

Pile/Pile3D


·

Added T factor and Z factor on TZAPI header so that soil capacities can be factored easily.

·

Included the LTDFL line for the plotting of lateral load vs. deflection for a given pile.


· The pile capacity vs. length plots have been corrected in order to avoid an increment mismatch that produced spurious looking plots. · Corrected a problem in P-Y Curves where a user input value for P as an integer rather than real was being interpreted 100 times smaller. · Corrected a problem for the Canadian code check where the program would stop if the stress envelope plot was selected and would report an infinite unity check if it was not selected.

Post


·

Added the boxed plate girder section 'PGB' to the AISC 13th Edition code check.

·

Added grouted and dented tubular sections to the ISO 19902 code check.

SACS Enhncements


· Added new options to locate the most critical (maximum UC) location along a member via the 'CT', 'CO' stress options. · Modified the method to find the maximum local stress at cone-tube junction for the NORSOK code (the method is now in line to that used for the ISO 19902 code check). ·

Added a report for wide flange and plate girder sections for the ISO 19902 code check.


· Corrected problem where a section ID belonging to a member in the section library was not being recognized when a POST input file was being used. · Corrected problem where the critical condition of a non-tubular member being reported directly after a tubular member was incorrect for the AISC 13th 2005 code. · Corrected problem where the critical condition reported for a bending only case was incorrect for the ISO 19902 code. · Corrected problem where the load factor for hydrostatic pressure was not accounted for in the hydrostatic collapse analysis. · Corrected problem where the hydrostatic collapse report was incorrect when the MEMB line contained output stress point overrides. · Corrected problem where the unity checks reported in the hydrostatic collapse were incorrect for the 'AA' code check option. · Corrected problem where the ring redesign in the hydrostatic collapse report was incorrect for unity checks less than 1.0 · Corrected problem where the ISO 19902 code check option was not functioning in the POST input file. · Corrected problem where an error was being generated if a tapered member was included in the SPAN line. · Corrected problem for the 'JT' option where the stress point being reported in the element detailed report corresponded to a location within the joint thickness. · Corrected problem where the option in the Executive to "Include joint displacements only" in the Postvue database did not work. · Corrected problem where the imperfection factor input on the HYDRO2 line was not being applied for API 21st WSD and ISO 19902 code checks if the ring spacing was infinite. · Corrected problem where the wrong minor axis bending allowable stress was being reported for TEE sections using AISC 13th 2005 code check. ·

Corrected a report title in the POST list file.

SACS Enhncements


· Corrected problem where the wrong major axis bending unity check was being reported for an ANGLE section using the NS3472 code check option. · Corrected problem where the program stopped when a user requested the "Concrete Slab Allowable Summary Report" · Corrected a problem where the hydrostatic collapse report contained wrong results for conical sections when they were defined as a separate members with the "INF' ring spacing option. · Corrected a problem where the bending allowable for a PLG section was being overestimated for the case where the flange was treated as non-compact and the web was treated as a compact section. ·

Corrected a problem where Cb calculation option 'B' was not being read from the POST input file.

· Corrected a problem where the stress calculations were wrong at a conical section located within a non-prismatic member with joint thickness options 'JT' or 'CT'. · Corrected a problem associated with the ISO 19902 code check where the hydrostatic hoop stress was incorrect.


·

ISO 19902 code check of Tubular and Conical members was implemented.

· Modification was made on the span summary report of MAX span deflection when using CSF after running "Collapse". · The information on the WDEPTH and WHEAD input lines in the Post input file is now passed on to the Postvue Database. ·

SPAN line information in the POST input file is now passed on to the Postvue Database.

·

RFLRFD input line can now be used for the AISC 13th Edition code of practice.

·

The ‘Boxed in Plate Girder’ section has been added to the Danish code of practice.

·

The GRUP input line now supports ring stiffener spacing for the Norsok code of practice.

· Load Factor input for the API LRFD and NOSOK codes has been added to columns 23-27 of the HYDRO2 input line. · The unity check critical condition description has been reorganized and improved for the Norsok code of practice. th

· The AISC 13 Edition code checks for plates, shells, and solids have been updated to use the F t factors for the Von Mises stress Unity Check. ·

Stiffened and unstiffened panel check is added using DnV-RP-C201.

SACS Enhncements



·

Corrected problem for Hydrostatic Collapse report of Norsok code check, Eq. 6.41.

·

Correct shear stress calculation on boxed plated girder.

· Material factor calculations for conical sections have been changed to reflect the Norsok code of practice. · Corrected the problem where the stress value in the “Element Stress Report at Max UC” report was incorrect when the ‘JO’ option was used for segmented members. · Corrected a problem for the AISC 13th Edition code of practice where the Euler buckling stress for tubular members was factored in accordance to this code. Post now reports the Euler buckling stress for tubular members in accordance with “Current API Edition. · The bending allowable stress for Non-Compact WF sections has been modified for the AISC 9th Edition code of practice. · Corrected a problem where the REAC line output was not correctly passed to the POST Supplemental file. · Corrected a problem where the incorrect length was being used to determine the compactness of a box section in accordance with the AISC 13th Edition code of practice for cases where the unsupported length Lb was not defined. · Corrected the issue where the program did not find the correct hydro collapse critical condition for conical section in accordance with the API LRFD code of practice. · The Post module now uses the correct value for Zbar (E- dimension in the SECT input line) based upon the cross section dimensions for a user defined T section. · The Cm values for tubular sections have been corrected for the AISC 13th Edition (AA option) to the current API edition code of practice. · Euler unity check ratios have been corrected in the “Element UC Components report” for AISC 9th and the current API edition code of practice. · Corrected a problem where incorrect critical conditions were being reported with respect to the current API edition code of practice for members having zero axial load.

Postvue


SACS Enhncements


report now includes effective width, effective height and effective stresses. ·

Added member detailed report for PGU section using AISC 13th 2005 code check.

· The joint check earthquake option has been added under "Joint Can Settings" in accordance to API RP2A 21st (2000) Edition. · Member Review has been enhanced for the Danish code check to include the unity check contribution shear stresses in tubular members. · Member Review has been enhanced for the Danish Code check to report the web/flange buckling stress and the corresponding unity check for cases where the buckling unity check controls the design. ·

A plate "Stress Detail" report has been added to report stresses at center of plate.

· The "Plate Stress Summary" and "Max Stress" Reports have been enhanced to include the plate group name and the maximum Von Mises stresses.


· Corrected problem where an error occurred after operations "File/Plot" followed by "Cancel" for Moment and UC diagrams. ·

Corrected problem where the UC diagram for a segmented member was incorrect.

· Corrected a problem where an inappropriate color was being used to draw joint symbols when the background and foreground color was set to black. · Corrected problem where an error occurred after operations "File/Plot" was followed by "Cancel" for Moment and UC diagrams. ·

Corrected problem where views defined in the 5.3 Precede were not being recognized by Postvue

· Corrected problem where an error occurred after operations "File/Plot" followed by "Cancel" for Moment and UC diagrams. · Corrected problem in Member Review where the effective length factors Ky and Kz were incorrect for an X brace when the lateral brace was in tension. · Corrected problem in Member Review where the effective length factors Ky and Kz could not be modified if they had been initially set to 1.0 · Corrected problem in Member Review where the buckling lengths Ly and Lz were reported incorrectly when Ky and Kz on the group line were not set to 1.0 · Corrected problem in Member Review where the code check ID and the critical formula were being displayed incorrectly for non-tubular sections when the 'NS' code option was used. · Corrected problem in Member Review where blank section entries were being displayed under the section label list.

SACS Enhncements


· Corrected problem where the AISC LRFD code check version number was being displayed incorrectly under member review. · Corrected problem where an incorrect load case name was being displayed under Display/Labeling/Load dialog tab when the number of load cases exceeded 1000. · Corrected problem in reading the internal force database when the number of load cases exceeded 1400. · Corrected problem in Review Joint where the joint strength capacity was being displayed incorrectly when a brace was composed of multiple segments. · Corrected problem in Review Joint where a joint connected to more than 2 members was not allowed, · Corrected problem for metric units where the unit conversion of chord yield stress override was incorrect under Joint/Joint Can Settings. · Corrected problem where units of internal forces were incorrect in the member detail and member summary reports for the 'ME' units setting. · Corrected problem for 'ME' units where the shear force value was being displayed incorrectly in the member moment diagram. · Corrected problem where hot Up and Down keys did not function for the operation Display/Rotate/Animation ·

Corrected problem where the hot key for Display/Shape was not working correctly.

·

Corrected and modified some hot keys for Report/Member /Summary Report.

· Corrected problem where where the UC diagram was incorrect for the AISC 13th 2005 code check for cases where member distributed load started at 1/4 or 1/2 member length. · Corrected problem where the UC partition summary report was incorrect for multi-segmented member. ·

Corrected problem where the command window was being displayed on launching Postvue.

· Corrected problem where member selection by clicking on the screen was not functioning properly. ·

Corrected problem exporting plots to NPF format.

· Corrected problem in Member Review where the unity check reported for a tapered element differed from that reported in the POST listing file. · Corrected a unit conversion problem in Member Detailed Report for stiffener spacing of a PLG section. · Corrected problem where an error occurred after operations "File/Plot" followed by "Cancel" for Moment and UC diagrams.

SACS Enhncements


·

Corrected a formatting problem with the "List of Load ID's" report.

· Corrected problem where the load summation report was incorrect when a chord angle was defined on the MEMBER line. · Corrected problem where the wrong Cmy and Cmz values were being reported under member review for Class 3 API and AISC 9th code check options. · Corrected a problem where the wrong chord thickness was reported in in the joint can review window for cases where the brace diameter was the same as the chord diameter and the brace thickness was greater than the chord thickness. · Corrected a problem where the Euler buckling capacity was reported incorrectly for a tapered member. ·

Corrected a problem where the joint fixity 'F' was not recognized in the joint reaction report.


·

Joint Can settings: code check ID was set automatically identical to that in JCNOPT line.

·

A "Brace Override" box is added, and the Min Can extension length option is modified.

·

Added Forces and Moments in "Report" of Member Review.

·

Included critical stress cases of type a, b, or c for DANISH code, DS412, in "Member Review".

· A new detailed member code check report has been added to the ‘Member Review” dialog box, The following codes are available in this report: AISC 9th Edition, the current API edition, and Norsok code of practice. The following cross section types are supported for this report: Tubular, Conical, Wide Flange, Plate Grinder Prismatic, Box, Channel, Angle and TEE. · A new detailed joint can report has been added to the “Joint Review” dialog box for the current API edition and the Norsoc code of practice. · A “Plate Maximum Stress” report has been added for plates. The report lists the maximum stress at the center of each plate and also the corresponding load condition. The following stress values are reported: membrane stress along local X and Y axis, bending stress about the plate the local x and y axis, combined principal stress, maximum shear stress, Von Mises stress. · The effective length factors used in the POST input files are now reflected in the “Member Review” dialog box. ·

Postvue now accounts for the x and K brace definitions on the MEMB2 line.

·

Plate stress labeling has been improved to include:

· The MAX and MIN value of membrane stress in the plate local x and y directions for stress contours plots. ·

Both the plate stress and the plate name can be plotted on the screen simultaneously.

SACS Enhncements


· The “Review Member” report now reports the shear stress, including torsional shear stress, in prismatic sections for the AISC 9th Edition Code Check. · The “Review Member” report now lists the Gamma M and E resistance factors for the Danish code check.


·

Corrected problem for Member Review when there code check option is not selected.

· Corrected problems in Member Review for NPD code check on "Non-Tubular" members when using "NS" as code ID where the Euler, Bending allowable stresses, etc might be incorrect. · Corrected the problem that Postvue database could not be opened when defining solid group, SLDGRP, and shell group, SHLGRP in model. · Corrected problem that Postvue database was not created when there were plate panels were included. · Modified the character size related to the screen resolution; the TITLE labeling in member's moment diagram, UC diagram, deflected shape print, and plate stress contour was adjusted to avoid missing them under some resolution. · Corrected the problem that Joint Symbol and Name could not be seen when background was set white. · Corrected the problem that Postvue database could not be opened when LEGs and PILEs on a jacket were defined in new Precede. ·

Corrected some incorrect unit printed in joint can review and detail joint can analysis report.

· Corrected Cmy, Cmz values for Eurocode3 and Norsok in Member review and Group Summary report in the listing file. · Corrected section property calculation of PGD in "Member Review->Recalculate", such that Iy and Iz are identical to those in Pre and Post. · Corrected the problems associated with the “JO” option on the OPTIONS line where the “Element Detail Report” and the unity check in the “Member Review” dialog box were incorrect for segmented members. · Corrected a plate labeling problem where the plate stresses were reported for the last load case instead of the maximum stress for a given load case. · Corrected the problem where the section property names were not included in the “Member Review” dialog box. · Corrected the problems associated with the “MEMBER FORCE AND MOMENT REPORT” where combined load cases were occasionally missing and the MGRPSL and MEMSEL lines in the POST input file were not included.

SACS Enhncements


· Corrected the problems with the “Moment Diagram: plots to include combined loads and concentrated moments. · Corrected the problems with the “Moment Diagram” plots where an incorrect diagram was produced for distributed loads with zero starting magnitude and non-zero starting distance along the member. · Corrected the problem where the moment diagram was not being plotted if the CMB option was used on the LDOPT line · Corrected the problem where the “Review Member” operation caused the program to crash on reviewing wide flange and box section members for the EUROCODE 3 code check.

Precede Release 5.3.1 V8i Enhancements Added “Report” button to “Member Details” dialog.

Added a report that list the changes made to a model since last save.

Concentrated member load not easily seen : Concentrated member loads should have a circle with an "X" similar to concentrated joint loads.

Change the default "apply overrides for all segments" to checked. Release 5.3.1 V8i Corrections Precede not deleting the correct section label when deleting the first segment of a multi-segmented GRUP.

Display/joint/member selection resets the joint selection.

Automatic joint design : If members coming into a joint have the same OD, and two members form a line those members are the chord, even if those members has a smaller thickness.

Join/member dialog box exclude : loading a list of members into the join/member dialog box to exclude will not remove the members from the screen.

Load/pressure/member area : precede is not applying a pressure when some of the members have axial offsets.

Tolerance not consistent with MN as units : If a model is in metric units, the tolerance on the display/plane is 0.1m and the tolerance on the load/pressure/member area is 0.3048m.

Deleting a load condition being displayed crashes Precede.

SACS Enhncements


Precede not resetting the labeling after selecting the “Active Isometric” button.

Translate/Rotate not accepting negative factor for scales.

Precede is not highlighting all the corresponding weights on the screen when selecting a weight group using weight/display-modify.

Precede will not allow the user to define member sections into the model with names that are in the section library.

When creating a xbrace and there is an existing center joint, precede will use the center joint, but the physical member description will use a different joint. Release 5.3.1 V8i (Service Pack 2) Enhancements

·

Improved graphics rendering performance.

·

Groups that are selected in the "Overrides" list are now highlighted.

· Error message is displayed if user tries to add more than 40 boundary joints and the joints are not added to the list. ·

T and R Duplicate operation now allows the joint increment number to be negative.

·

The Postvue display capabilities for members and plates have been added.

· The Include weight group, acceleration and motion dialog boxes have been combined into a single dialog box with tabs. · The member group hydrodynamic override dialog box has been revised to show additional information for clarification.. · If intermediate joints from a combine member operation are deleted then any loads or weights on the deleted joints are converted to member concentrated loads and weights.


·

Precede now reads dummy structures when importing a seastate input file.

·

Corrected a problem where the average joint thickness was not written to the model file correctly

·

Corrected problem with varying pressure load on plates.

· Corrected a problem where member divide operation was not handling applied member loads correctly under certain circumstances. ·

Corrected a problem where load case factors were changed after 90 degree rotation of the model.

·

Corrected problems associated with determining the chord and brace for "Automatic Joint

SACS Enhncements


Design" operations. ·

Corrected rebar handling problems for concrete sections.


·

Multi-segmented tapered members may now be defined.

· Load condition, weight group, and all identification names may now contain any printable special character. ·

Multiple views may now be printed with one command.

·

Model may be printed in black and white in addition to grey scale.

·

Moment arrows are now displayed on members.

· Precede 5.3 new features that includes the new 3D OpenGL-based graphics interface which greatly enhances modeling and model visualization (allows both wire frame and fully rendered 3D visualization), a completely redesigned Structure Definition wizard that allows users to create and update jacket structures in less time, user defined member and plate group color selections, user defined input units, new physical member support, enhanced undo-redo functionality, new logging functionality, upgraded reporting capabilities, enhanced data import capabilities from external sources and also extensive online help. Release 5.3 Corrections

·

Self-weight of concentric tubulars with grout between them has been corrected.

·

Corrected definition of the dented tubular section.

·

Corrected problems with placing loads on a series of members.

·

Problems with exporting a DXF file have been corrected.

·

Corrected problem defining temperature loads (member and plate).

·

Corrections have been made to concrete groups and sections.

·

Editing of specified deflections has been fixed.

·

Several problems with Seastate (wave, wind, current) definitions have been fixed.

·

Plate pressure loads direction has been fixed.

·

Corrected errors in defining Reynold’s number data.

·

Issue with screen not being refreshed has been fixed.

·

Corrected multiple member modification problem.

SACS Enhncements


·

Corrected problem displaying volumes.

·

Corrected issue offsetting angles, tees and unsymmetrical plate girders to the neutral axis.

·

Several problems in the physical element definition as been corrected.

· The problem not displaying nonstructural weight once you click apply so you can decide whether to keep or discard has been corrected. ·

Issue displaying member local coordinate system has been corrected.

Precede Legacy Release 5.3 Corrections

· Corrected problem where reversing joints numbers on members causes references on MEMB2 cards to become undefined. · Corrected issue where if AREA cards appeared after all weight data in the model input file, there were not read. · Problem where the load combination was ignored when load combination name was left out on the second and subsequent load combination cards. · Corrected issue where additional extraneous AREA cards were being inserted into the SACS output model files. ·

Corrected the SECSCY input line which was being read incorrectly as a SECT card.

· Corrected problem where the sum of forces did not include space loads and weights could not be summed. · The Top of Steel and Bottom of Steel options have been changed so that wide flange, channel, plate girder, angle, tee, box, prismatic and the 3 plate girder types (PGI, PGD, and PGB) may all be used.

Pre-Processor Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected problem where multiple specified deflections for the same DOF and same load conditions were not being summed. Release 5.3 Corrections

· Corrected a problem where the code check reported in the Pre listing file did not match the one defined in OPTIONS line.

SACS Enhncements


·

Corrected a crash resulting from commented out lines in a user-defined member library.

PSI (Pile/Structure Interaction) Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a convergence problem with PSI that affected groups of load conditions but not the individual load conditions.


·

Added T factor and Z factor on TZAPI header so that soil capacities can be factored easily.

· Recommendations from the “Current API Edition” concerning general scour & CPT methods have been implemented. In addition, the P-Y data for soft clay have been amended. · A warning has been introduced if no torsion data has been specified. A representative value is automatically inserted.


· Corrected a problem where the pile diameter and thickness in the pile common soloution file did not match with the dimensions defined on the pile group line. · Corrected a problem for the Canadian code check where the program would stop if the stress envelope plot was selected and would report an infinite unity check if it was not selected. · Corrected a problem for the Canadian code check where the program would stop if the stress envelope plot was selected and would report an infinite unity check if it was not selected. · Corrected a problem where a user input value for P as an integer rather than a real number in P-Y curve data was being interpreted to be .01 the input value. · Corrected a problem so that a correct warning message is being issued if a user inputs a T-Z header line without any T-Z curve points.

RING Release 5.3 Enhancements

·

Adjusted layout of load combinations.

SACS Enhncements


SACS IV Release 5.3.1 V8i (Service Pack 2) Enhancements

·

The geometric stiffness matrix for P-Delta effects has been enhanced.

SACS/ANSYS Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem in converting stiffened plate elements and elements with unknown cross sections. · Corrected the EBLOCK format in the ANSYS cdb file generated by the convertor during SACS to ANSYS model conversion. Release 5.3 Enhancements

·

Included ANSYS element type BEAM24 and BEAM44 (some offsets may be ignored).


·

Corrected some issues in converting ANSYS REAL constants.

SACS/DXF

SACS/FemGV

Seastate Release 5.3.1 V8i (Service Pack 2) Enhancements

· Added API 2MET Seastate parameter generation capability for wave, wind, current, surge and deck height requirements based upon API 2DG for the Gulf of Mexico · Added a pointer "2" in the LDOPT line to use version 5.2 Dead Load/Buoyancy factors for included weights. · Added 'P2" option on the LCSEL line to support the enhanced geometric stiffness matrix associated with P-Delta effects.

SACS Enhncements


· The program has been enhanced to automatically calculate the marine growth mass based upon the water density for cases where the marine growth density is unspecified on the marine growth input line. Release 5.3.1 V8i (Service Pack 2) Corrections

· Corrected a problem where the load direction from included weight was in incorrect when the weight ID was in the DEAD load case and the gravity direction in the DEAD line was not in the Z direction. ·

Corrected a problem where weight group ID was missing on the weight lines.

· Corrected a problem where the dead load and buoyancy load factors specified on the LOADCN line were not being applied to the included weights if a load case included both the DEAD and the INCWGT lines. · Corrected a problem where the marine growth calculations for submerged non-tubular members were not accurate. · Corrected a problem where the program calculated the wrong wind load for various wind directions if the API 4F code was selected.


·

The initial ring spacing calculation has been enhanced to force the program to use Ch=0.44D/t

·

The number of dummy structures has been increased from 7 to 100

· A consistent approach is now employed to determine the water depth and mud line elevation overrides for load case where multiple values have been defined for different load types within the same load case. ·

The internal unit conversion calculation accuracy has been refined to a higher precision.


·

Corrected issue with LCFAC lines where more than one load case is on a LCFAC line.

· Corrected problem with transfer function GNTRF lines when the generated wave height is less than one foot. · Corrected problem where if the user specified 'AL' on the WAVE line and left the number of wave steps blank or zero. ·

Updated dummy structure KEEP joint message to indicate 40 keep joints allowed.

· Increased the accuracy of internal wave height calculation when create transfer function to eliminate the irregular transfer function curve if too many wave period points defined.

SACS Enhncements


· Corrected the problem in water depth override: If the distance from the mudline in current profile is defined by ratio and the water depth has been overridden in WAVE line, program didn't pick up the water depth override in the WAVE line, instead the depth in LDOPT line was adopted. · Corrected issue where program was ignoring the chord angle when reference joint defined so the member load calculation was incorrect. · Corrected a problem where the marine growth calculation was based upon the wrong segment length for a near horizontal member located close to a marine growth change elevation. · Corrected a problem where the unit label in “Joint Loads Due to Area Loading” report was incorrect when “MN” units were selected. · Corrected a problem where the number of basic and combined load cases was reported incorrectly for the case where the model contained moving loads.

StruCAD to SACS Convertor Release 5.3 Corrections

· Corrected a problem where the StruCAD to SACS convertor didn’t work in certain cases because the T-Z header had a 1.0 Z value multiplier.

Super Element Tow Release 5.3.1 V8i (Service Pack 2) Correction

· Corrected a problem where the RAO generated loads were wrong when the tow X axis defined surge and roll conditions.


· The motion line has been updated to use include or exclude structural weight only from column 78. “LO” option in column 27-28 of TOWOPT line does not affect this. · ACCEL, MOTN, WAVEDEF and WAVE line have been updated to use include or exclude structural weight only from column 75. “LO” option at column 27-28 of TOWOPT does not affect this. · ACCL and LCRAO lines have been updated to read the structural weight option from column 27-28 of the TOWOPT line only.


SACS 5.3 Enhancements

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