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[190622] Frame - Tension Stiffening Using P-Delta Analysis

[190622] Frame - Tension Stiffening Using P-Delta Analysis

App

Object Link: https://openbrim.org/objid9tn6bq2wb4s6nigzi3pptn.project

Library

Object Link: https://openbrim.org/objidl060eu5ou4k6utlm8t2yk.libobj


Without Tension Stiffening

Model # ElmOutput Parameter
OpenBrIM
SAP2000Independent

Percent Difference

(SAP2000 vs Independent)

Percent Difference

(OpenBrIM vs Independent)


A



1
Uz (midpt) in-1.04167-1.04167-1.041670%0.00032%
My (midpt) k-in22.522.50022.5000%0%

With Tension Stiffening - Using P-Delta Force Method

Model # ElmOutput Parameter
OpenBrIM
SAP2000Independent

Percent Difference

(SAP2000 vs Independent)

Percent Difference

(OpenBrIM vs Independent)


B



1
Uz (midpt) in-0.59948-0.54555-0.54330 0.41%9.37208%
My (midpt) k-in12.6630811.45311.498-0.39%9.20059%


C



2

Uz (midpt) in-0.56959-0.54343-0.54330 0.02%4.6159%
My (midpt) k-in12.0937911.49511.498-0.03%4.92638%


D



16

Uz (midpt) in-0.56803-0.54330-0.543300%4.35321%
My (midpt) k-in12.0517511.49811.4980%4.59478%

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