Concrete02
uniaxialMaterial Concrete02 $matTag $fpc $epsc0 $fpcu $epsU
$lambda $ft $Ets
matTag
|
integer tag identifying material |
fpc
|
concrete compressive strength at 28 days (compression is negative)* |
epsc0
|
concrete strain at maximum strength* |
fpcu
|
concrete crushing strength * |
epsU
|
concrete strain at crushing strength* |
lambda
|
ratio between unloading slope at \(epscu and initial slope</p></td> </tr> <tr class="odd"> <td><code class="parameter-table-variable">ft</code></td> <td><p>tensile strength</p></td> </tr> <tr class="even"> <td><code class="parameter-table-variable">Ets</code></td> <td><p>tension softening stiffness (absolute value) (slope of the linear tension softening branch)</p></td> </tr> </tbody> </table> <p>NOTE:</p> <ul> <li>Compressive concrete parameters should be input as negative values.</li> </ul> <ul> <li>The initial slope for this model is (2*\)fpc/$epsc0) REFERENCE: Mohd Hisham Mohd Yassin, “Nonlinear Analysis of Prestressed Concrete Structures under Monotonic and Cycling Loads”, PhD dissertation, University of California, Berkeley, 1994. ![]() Comparison of Hysteretic Stress-Strain Relation for Concerete01 versus Concrete02 materials. ![]() Code Developed by: Filip Filippou, UC Berkeley Images Developed by: Silvia Mazzoni Back to top |