Test termination parameters – MTS Fracture Template User Manual

Page 79

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Description

Parameter

Specify the amount of crack length change
that will cause data to be stored to disk.

Crack Size Change Store

Typically, operators will not store every cycle,
but will only store data when the crack grows
by a significant amount, such as 0.05 mm.

Specify the lower load limit for linear least
squares fit compliance used to determine

FCG Lower Least Squares
Fit Percentage

when to start saving data to disk. This
parameter is not used for FCG DCPD tests.

Specify the upper load limit for linear least
squares fit compliance used to determine

FCG Upper Least Squares
Fit Percentage

when to start saving data to disk. This
parameter is not used for FCG DCPD tests.

Specify the cycle intervals written to disk
during the test. Typically, this is more than
10,000.

FCG N Cycle Save

Test Termination Parameters

Test Termination Parameters

Description

Parameter

Specify the load that, if reached, stops the
test.

JIC Maximum Load

Specify the Crack Opening Displacement
that, if reached, stops the test.

JIC Maximum COD

Specify the displacement that, if reached,
stops the test.

JIC Maximum Displacement

Specify the crack size that, if reached, stops
the test.

JIC Maximum Crack Size

Specify the crack extension that, if reached,
stops the test.

JIC Maximum Crack
Extension

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