Mts Fracture Template User Manual download pdf (Page 27)

The new test is automatically created and assigned a default name. You can change the name and

enter comments about the new test by clicking the Edit button and making the changes.

2. Create a new test run.

a) Click New Test Run button.

b) Select a specimen from the Select a Specimen window and then click OK.

To create a new specimen click Add a new item.

c) Review the variables in the Setup Variables window, modify values as necessary, and then click

OK.

3. Apply hydraulic power to the system.

a) Reset the interlocks if needed.

b) Click the Low, then High, power buttons.

4. In the MTS TestSuite Custom Message window for the template, click the buttons to define test

parameters, perform setup tasks, and run tests.

5. When prompted, click Run to run the test.

Define Test Parameters

Test Parameters

After a new test run is added to the test, the Main Menu window appears. This window provides access

to all necessary test parameters. Click the parameter buttons in the Main Menu window to specify parameter

values for the test.

Precrack Parameters

DescriptionParameter

Specify the desired crack size to achieve in

the precrack activity. When the specified

crack size is achieved, the activity stops.

Precrack Final Crack

Limit

Specify the cycle frequency of the command

signal for the precrack activity.

Precrack Frequency

Specify the ratio of the minimum to maximum

load applied to the specimen. The minimum

Precrack Load Ratio

load is determined by this value and the

maximum load is specified by you.

MTS TestSuite | 27

Fatigue Crack Growth (FCG) Template

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Mts Fracture Template User Manual Page 27