0 calculator – MTS Multipurpose Simulated User Manual

Page 79

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Precrack Parameters

Description

Parameter

Specify the number of precrack cycles
completed.

Precrack Cycles
Completed

Specify the final crack size calculated from
compliance.

Precrack Final Crack Size

Specify the final load during precrack.

Precrack Final P

Specify the maximum load measured during
precrack.

Precrack P Maximum

Specify the final K during precrack.

Precrack Final K

Specify the maximum K value during
precrack.

Precrack K Maximum

Specify any additional comments.

Precrack Comments

5.5.2.10.0 Calculator

Use the Calculator to calculate the load to use for new specimens.You can also use the Calculator to calculate
stress intensity (K). Load is calculated from the crack size value and stress intensity (K) value. Stress intensity
(K) is calculated from the crack size value and load value.

Typically, you use the Calculator after the crack size is checked. If the crack size check is performed, the
software supplies the crack size value for the Calculator. You can also enter a crack size value manually.
You must enter the load or stress intensity value manually.

The following table lists the load P parameters.

Load P Parameters

Description

Parameter

Specify the crack size value to use in the load
calculation.

Crack Size

Specify the stress intensity (K) value to use
in the load calculation.

Stress Intensity K

The following table lists the stress intensity K parameters.

MTS TestSuite 79

5.0 Running Simulation Tests

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