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  • Plaxis 3D converting Files from V21 to V22

    Dear Sirs, Whist opening a file that was computed using V21 with V22, it appears that all of the results and mesh were lost during converting of files. Historically, Plaxis versions were forward compliant, however, this does not seems to be the case…

  • 03. What code equation is used for calculating Thermal Stress for buried piping per HDPE?

    Applies To Product(s): AutoPIPE Version(s): ALL; Area: Calculation Date Logged & Current Version April 2022 12.07.00.346 Problem: What code equation is used for calculating Thermal Stress for buried piping per…

  • 08. Does AutoPIPE calculate MAWP?

    Applies To Product(s): AutoPIPE Version(s): ALL; Area: Date Logged & Current Version April 2022 12.07.00.346 Problem: Does AutoPIPE calculate MAWP (Maximum Allowable Working Pressure)? Solution: As of April…

  • Does OpenGround professional have any way of inputting and calculating Mackintosh Probe results?

    My company mainly does Window(less) sampling, dynamic probing, trial pit logging and Mackintosh probing to establish soil strength. I've had few issues with logging WS, WLS, DP and TPs, but I can't work out any way of logging Mackintosh probes. There…

  • What is the meaning of "Maccel" value in the calculation kernel?

    Hello everyone I wonder about the meaning of the Maccel value. I checked the Plaxis 2D reference manual and it says "The value of this parameter is always 0." Why it's always zero and what does it do? Thank you

  • Large Displacement in Consolidation Phase

    Greetings to whoever reading this, I'm modeling construction of a pre-loading embankment on soft soil, to be improved by pre-loading and PVD's, to get the ultimate consolidation settlement and the time needed for it under the effect of the embankment…

  • Negative Load Advancement

    Dear PLAXIS user, I'm trying to run a plastic calculation phase in PLAXIS 2D, but unfortunately I get a wrong load advancement (Sigma M_stage), it's negative! And the calculation fails with error ' Load advancement procedure fails. [Error code:…

  • Computer capability and calculation time

    We would like to ask you what do you recommend for setting up the strongest as possible equipment for Plaxis calculations? Currently, for large geometry project and calculation types like: 3D, 2D, Dynamics, Undrained and Consolidation, the calculation…

  • % Gravel is off in gINT calculations

    Hello, I have a problem with GSD. The percentage of gravel is always off (Sand and Fine particles are calculated fine). The percentage of gravel is sometimes off 5%, and sometimes 30%. I can not figure out why is that happening. I use this code to calculate…

  • 22. SAM cases are not included in AutoPIPE's code combination 2Mb2+ 2Mce, only the seismic force are being evaluated, why?

    Applies To Product(s): AutoPIPE Version(s): ALL; Area: Cod combinations Date Logged & Current Version Aug. 2021 12.06.00.48 Problem: SAM cases are not included in the 2Mb2+2Mce code combination. Solution:…

  • Calculation manager add button activation question

    Hi. This is a question for the account manager. The Calculation Manager window opens and I click the Add button, but the search window doesn't open. I don't know how to activate it... How can I activate it? Currently I am using the version shown below…

  • 08. How are calculations done for the shear stress due to torsion for square or rectangular attachments in AutoPIPE Nozzle

    Applies To Product(s): AutoPIPE Nozzle Version(s): V8i Area: Report Original Author: Bentley Technical Support Group Date Logged & Current Version July 2021 08.11.08.36 Problem: …

  • NaN found in stiffness matrix element. [Error code: 36]

    I am getting this message in my 5th calculation phase. the phase was running OK before i did some changes in the model. No clue about the error or problem area.

  • 07. Will the axial force (FX) be about the same for different lengths of straight pipes (pressure, temperature, etc. are the same) in AutoPIPE?

    Applies To Product(s): AutoPIPE Version(s): ALL; Area: Piping code Date Logged & Current Version Nov. 2020 12.04.00.13 Problem: Will the axial force (FX) be about the same for different lengths of straight pipes…

  • 01.h.02 - Detail explanation of the Code Compliance settings "Note" in the Analysis Summary section of AutoPIPE's output report

    Applies To Product(s): AutoPIPE Version(s): All Area: Report Original Author: Bentley Technical Support Group Date Logged & Current Version Feb. 2020 12.04.00.13 Problem: The following…

  • Calculation problems of vessel on skirt—tailing lug，minimum thickness of skirt ，access hole in skirt for code ASME

    1. 711 TAILING LUG : The tailing lug is close to the anchor but the weld area has not been identified => the lug is not considered as being on the anchor. How to identified the taling lug on the anchor，so we do not need calcuate the local stress in…

  • How to consider the corrosion allowance of skirt

    How to consider the corrosion allowance of skirt，We want define 2mm C.A. for carbon skirt. But we can not input 2mm C.A.in skirt model.

  • CREATING AN ALGORTIHM ON PLAXIS 3D

    Hello My name is Emre; I work on an article which is related to piping on earthfill dam.So only thing that i should do in to check the hydraulic gradient in stress tabsheet in output.Then, comparing to critical hydraulic gradient(which is already known…

  • 03. How AutoPIPE Vessel Calculate Corrosion Allowances as UG- 45 or ASME VIII div.1?

    Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: General FAQ Date Logged & Current Version March 2019 41.00.00.006 Problem: How AutoPIPE Vessel Calculate Corrosion Allowances as UG- 45, ASME VIII…

  • 16. How to perform calculations for test case in AutoPIPE Vessel?

    Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: General Date Logged & Current Version March 2019 41.00.00.006 Problem: How to perform calculations for test case in AutoPIPE Vessel? Solution…

  • 13. How are the RAHL values calculated? When do the sliding saddles start to move in AutoPIPE Vessel?

    Applies To Product(s): AutoPIPE Vessel Version(s): V8i Area: Calculations Original Author: Bentley Technical Support Group Date Logged & Current Version Aug. 2015 33.02.02.04 Problem…

  • 05. Allowable stresses input by user for test conditions in AutoPIPE Vessel

    Applies To Product(s): AutoPIPE Vessel Version(s): V8i, CONNECT Environment: N/A Area: Analysis Subarea: Original Author: Bentley Technical Support Group Date…

  • 04. How to calculate the tensile stress in bolts of an AutoPIPE Vessel model?

    Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Modeling Date Logged & Current Version June 2018 40.06.00.07 Problem: How to calculate the tensile stress in bolts of an AutoPIPE Vessel model? …

  • 01. Does the calculation of a body flange according to ASME VIII, div 1, consider a rigidity criterion in an AutoPIPE Vessel model?

    Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Report Date Logged & Current Version June 2018 40.06.00.07 Problem: Does the calculation of a body flange according to ASME VIII, div 1, consider…

  • 02. How to check for bolt load calculations for longitudinal saddle load generated during bundle pullout?

    Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Calculations Date Logged & Current Version Oct 2018 40.07.00.007 Problem: How to check for bolt load calculations for longitudinal saddle load generated…
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