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The following document contains the intensive updates and features regarding the PRG June 2022 release.

Features and Modifications

Section

General Features

  • PRG Integration with CEI

  • UI Changes

  • Entitlement Improvements

  • PRG Help Documentation

1

NozzlePRO Integration Features

  • Introducing NozzlePRO Vessel Link

  • NozzlePRO Integrations with DesignCalcs & Finglow

  • Key Uses/Attributes of Vessel Link

  • New Documentation Format

2

ASME Section VIII, Div 2 Part 5 Compliance Features

  • Tools to Evaluate Stress States

  • Shell Verifications and Structural Stress Calculation

  • ASME Data Panel

  • Stress Classifications Guidelines with the New Criticality Evaluator

  • Model Verification

  • Ke – Strain Concentration Factor

3

Allowable Nozzle Loads

4

Updating Buckling Guidelines for Nozzles, Branches, and Pipe Shoes

  • Ability to Compute Hoop Direction Compressive Loads in Head Knuckles

  • Loading on Pipe Shoes and Saddles

  • Plotting the Minimum Principle Membrane Stress (113 or 115)

  • Changing Load Magnitudes

  • Buckling Mode Model Perturbation

  • Buckling Analysis for Shell Geometries

5

PCL Gold SSI Updates

Cumulative Damage – TES Calculations

6

Improvements to Modeling Welds

Fillet Overreach Model Construction Guidelines and Elements

7

Reinforcing Pad Features

  • Pad UI and Template Features

  • Region File Breakdown and Definitions

  • Pad Modifications

8

Drawing Tool Feature Updates

  • Drawing Tools Useful Commands

  • File Handling

  • Perturbation

  • Printing/Lists

9

Stability Processor Note Updates

10

Phased Harmonic Loads

  • Option #52 - Add Density to the Model

  • Option #53 - Modify the Solutions Options File (.SOP)

  • Option #53 - Integrate the Solution Options File (.SOP)

  • Variation of Damping Ratio

  • Acoustic Induced Vibration (AIV) Update

11

Nonlinear Elastic Plastic Solver Features

  • Beam and Shell Models

  • Advanced Nonlinear Features

  • Additional MITCH Features

  • Physical Features of Reversed Plasticity

  • Buckling Mode Model Perturbation

  • Nonlinear Analysis Notes

12

...

Users needing to find the exact region node distribution of the regions can consider the following procedure:

7 , 1

'psi' 0.1000000E+01

'in.' 0.1000000E+01

'lb.' 0.1000000E+01

'lbm' 0.2590080E-02

4

-3, 7

0.9625000E+02,0.1250000E+00,0.2940000E+08,0.3000000E+00

0., 1.

0.0000000E+00,0.0000000E+00,0.0000000E+00

0.0000000E+00, 0.0000000E+00, 0.1000000E+01

0.7549790E-07, 0.1000000E+01, 0.0000000E+00

1, 2, 3, 4, 5, 6, 7

'Pad/Header at Junction'

0.2530000E+05

0.2940000E+08

7005218.

0.1000000E+01

T

0.7000000E+02 0.2230000E+05

0.3340000E+05 0.6940001E-05 0.2940000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Branch at Junction'

0.2000000E+05

1005526.

0.1000000E+01

T

0.7000000E+02 0.2000000E+05

0.3080000E+05 0.6940001E-05 0.2950000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Branch Transition'

0.2000000E+05

1005526.

0.1000000E+01

T

0.7000000E+02 0.2000000E+05

0.3080000E+05 0.6940001E-05 0.2950000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Pad Outer Edge Weld'

0.2530000E+05

7005218.

0.1000000E+01

T

0.7000000E+02 0.2230000E+05

0.3340000E+05 0.6940001E-05 0.2940000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Header Outside Pad Area'

0.2530000E+05

0.2940000E+08

7005218.

0.1000000E+01

T

0.7000000E+02 0.2230000E+05

0.3340000E+05 0.6940001E-05 0.2940000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Branch removed from Junction'

0.2950000E+08

1005526.

0.1000000E+01

T

0.7000000E+02 0.2000000E+05

0.3080000E+05 0.6940001E-05 0.2950000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

'Pad removed from Junction'

0.2940000E+08

7005218.

0.1000000E+01

T

0.7000000E+02 0.2230000E+05

0.3340000E+05 0.6940001E-05 0.2940000E+08

T

0.3750000E+00

7

0.0000000E+00

0.0000000E+00

7 regions

Units used

Data for SIFs, k’s and SSIs

Region Numbers IN ORDER

Region #1

Region #2

Region #3

Region #4

Region #5

Region #6

Region #7

Plot the model from anywhere. When the static model generator displays the model: (panel at right)

Enter File:Keyboard

May need to read the regions:

The set the point size so that it is easy to see:

point_radius, 3

Then enter the region that should be plotted:

draw, region, 1

This will show all nodes in the model that are considered in region #1. The regions are prioritized from left to right as shown above in yellow.

PAD/HEADER AT JUNCTION

Find the regions that are of interest in the model. Taken from the region file:

'Pad/Header at Junction'

'Branch at Junction'

'Branch Transition'

'Pad Outer Edge Weld'

'Header Outside Pad Area'

'Branch removed from Junction'

'Pad removed from Junction'

Header outside pad area.

Pad Modifications

In the case that users want to take credit for only half of the entered pad, there is an option for this in rft28.t that allows for modifications.

...