Mts Fatigue Analyzer User Manual

MTS TestSuite™ Fatigue Analyzer User Guide100-209-352 E be certain.

• Write down any specific instructions.After you callMTS logs and tracks all calls to ensure that you receive assistance for your problem or request.

IndexAanalysisactivities 33begin 32create definition 22create run 22flow 54modulus loading unloading 63runs and sets description 23test run 98without

Iimporttest file menu option 25invalid cycle values not plotted 46Llimit line 43line and symbolproperties 42Mmain windowFatigue Analyzer 24map variabl

window (continued)excluded group boundaries 93window (continued)numeric selection 40MTS TestSuite™ Fatigue Analyzer User Guide 103

104 MTS TestSuite™ Fatigue Analyzer User Guide

100-209-352 E

2.0 Preface2.1.0 Before You BeginSafety first!Before you use your MTS product or system, read and understand the safety information provided with your

CAUTION:Caution notices indicate the presence of a hazard with a low level of risk which, ifignored, could cause moderate or minor personal injury or

Hypertext linksThe electronic document has many hypertext links displayed in a blue font. All blue words in the body text,along with all contents entr

3.0 IntroductionTopics:•Application Overview...

3.1.0 Application OverviewThis application enables standard and custom in-depth analysis of test data, including post-processing, usingbasic statistic

DescriptionIconNameA test is the core component of MTS TestSuite. The test contains the testdefinition along with any test runs, analysis definitions,

A Project Contains Project Settings, Tests, and Test Templates3.2.2.0 TestA Test is stored within a project folder, and contains the following compone

A Test Contains the Test Definition, Test Run(s), Analysis Definition(s), and Analysis Run(s)3.2.3.0 Test DefinitionThe test definition is stored with

© 2013 MTS Systems Corporation. All rights reserved.Trademark InformationMTS, FlexTest, RPC, and TestWare are registered trademarks and MTS Acumen, MT

of the test. After a test run is complete, values that are stored in variables can be changed using theFatigue Analyzer and the Fracture Analyzer in o

Components of a Test RunMTS TestSuite™ Fatigue Analyzer User Guide 213.0 Introduction

3.2.5.0 Test Run State ColorsThe color of a test run entry indicates its run state.Test Run State ColorsDescriptionColorThe test run completed success

An Analysis Definition Contains Views, Displays, Variables, DAQ Mappings, and Functions3.2.7.0 Analysis RunsAnalysis runs apply the views and variable

Analysis Runs use the Analysis Definition and Test Run Data to Generate Data3.3.0 Viewing the Main WindowThe Fatigue Analyzer application main window

DescriptionNumberError List Panel3Click arrow to close Error List and Message Log4Work Area5Application Log63.4.0 Using the Menu Bar3.4.1.0 File Menu

DescriptionItem• Test Run—Imports a test run.• Legacy Data—Retrieves test runs, templates or files from data archivedfrom previous software products.

View Menu OptionsDescriptionItemReturns all views to a docked position.Re-Dock All ViewsCloses all views in the work area.Close All ViewsAllows you to

DescriptionItemShows or removes the Message Log panel. A check mark appears next tothe menu item when the panel is active. To remove or show the panel

3.5.0 Using the Analysis ToolbarThe Analysis Toolbar allows you to click an icon to create a new chart or table, manage editors, functions,views, and

Contents1.0 Technical Support 71.1.0 How to Get Technical Support...

DescriptionItemUpdate all references to variables, calculation, and data acquisition definitionsusing the current configuration and overridden variabl

4.0 Getting StartedTopics:•Begin an Analysis...

4.1.0 Begin an AnalysisYou can begin an analysis using a sample test to help you learn the application. If you have a test createdin a testing applica

4.2.0 Data Analysis4.2.1.0 Activities and TestsAnalysis activities include mathematical and statistical evaluation of the results obtained from the ma

5.0 Customizing the Main WindowTopics:•Overview...

5.1.0 Overview5.1.1.0 Understanding Views and DisplaysWithin the application's main window, data is shown in Charts and Tables. Charts and tables

Four Views Containing Peak-Valley DataWhen you are finished resizing the views to your liking, you can save the current on-screen presentation ofviews

5.1.2.0 Creating, Editing, and Deleting ViewsWhen you create a new view, it is stored in the analysis run. If you delete a view, no change is made to

Split-Screen DisplayUndocked displaysWhen an undocked display is closed, only the window size is retained. When a display is reopened on adual-screen

4.2.4.0 Opening an Existing Analysis Run...335.0 Customizing the Main Win

5.2.0 Configuring Chart and Table Properties5.2.1.0 Populating Charts with DataSome charts, such as the Load vs.Time and Hysteresis charts, allow you

DescriptionItemAssign an array to the selected trace that is added on the Y axis. Click thedrop-down button for a list of available resource arrays.Wh

DescriptionItemSelect the check box to allow a range to automatically expand if the dataexceeds the maximum and minimum ranges. The chart does not res

5.2.6.0 Limit or Curve Fit Line PropertiesLimit or Curve Fit LinesDescriptionItemClick to add a limit or curve fit line.Add a Limit or CurveFit LineCl

5.3.0 Charts and Tables (Views)5.3.1.0 Array-Variable ChartThe Array-Variable chart shows data that is collected and calculated during each test cycle

RuntimeIn the Multipurpose Elite application, hysteresis charts are available as part of the Runtime Display andView Results.To create a new Hysteresi

5.3.4.0 History Marker ChartThe History Marker chart allows you to add markers and lines to history charts. In fatigue tests, you can showfailure cycl

DescriptionItemShows a panel to set one variable value. The selected marker value appearsin the New Failure Cycle Chart panel. The Value box is unavai

Cycle Marker Chart PropertiesDescriptionItemSpecify a unique name to identify the chart in the test.Display NameIf more than one type of group is avai

DescriptionItemClick this button to show the Numeric Selection window.NumericClick this button to show the Variables Selection window.Variable5.3.8.0

6.3.1.0 Multiple Test Runs Overview...576.3.2.0 Analyze Multiple

5.3.9.0 Variable TableThe Variable table shows the current value of the selected analysis run variables.The table supports directvalue overrides that

Fixed-Column Boundary Table5.3.11.0 Variable-Column Boundary TableThe Variable-Column Boundary table shows the current values of the selected variable

5.3.13.0 Variable Table for Multiple RunsThe Variable Table for Multiple Runs shows data from two or more analysis runs selected as a multi-runanalysi

6.0 Data AnalysisTopics:•Analysis...

6.1.0 AnalysisThe application supports a variety of analysis activities, including:• Analysis of completed tests• Reanalysis of a data set requiring u

specific table. To use a variable in more than one data acquisition activity table, you must map it for eachtable.8. To select the data acquisition ac

The table row becomes highlighted. The value becomes bold and underlined.Your cursor blinks in thetable cell. A value entry icon appears at the left e

6. Select the Is Calculated check box and click ...The Calculation Editor window opens.7. In the Variables panel, select Diameter and right-click Ins

6.3.2.0 Analyze Multiple Test RunsWhen the test runs are in your analysis test, open the analysis set and create an analysis run for each testrun. The

3. Click New Variable, type FatigueLoadPeak, and click OK.4. Type the following values into the table.FatigueLoadPeakDescriptionItemFailure CycleCateg

7.6.1.0 Variable Mapping...907.6.2.0 Mapping a

DescriptionItemNoStringNoArrayDescription9. Select the Use Calculation check box and click Edit.The Calculation Editor window opens.10. Click CycleCou

Failure Reference ValueDescriptionItemTest TerminationCategoryFailureReferenceValueIdentifierFailure Reference ValueDisplay Name0.000Default ValueForc

21. Select the Use Calculation check box and click Edit.The Calculation Editor window opens.22. Create the following calculation and click OK: Fatigue

Failure Cycle Analysis Chart6.3.4.0 Loading Unloading Modulus Analysis ExampleA Loading Unloading chart plots modulus information for each test cycle.

DescriptionItemcountUnitNoStringNoArrayDescription4. Select the Use Calculation check box and click Edit.The application opens the Calculation Editor

DescriptionItemMarkerUnloadingStartIdentifierMarker Unloading StartDisplay Name0Default ValueCountDimensioncountUnitNoStringNoArrayDescription12. Sele

19. Click Edit.The application opens the Calculation Editor window.20. In the Calculation panel, click in the calculation at the end of the second par

f) Click the drop-down button for Index: 2 and select Marker Unloading Start.g) Click the drop-down button for Index: 3 and select Marker Unloading En

6.4.1.0 Adding a Data Acquisition SignalTo add a data acquisition signal using the Data Acquisition Editor:1. Select the analysis run in the Explorer

7.0 Variable AnalysisTopics:•Variables and Functions...

1.0 Technical Support1.1.0 How to Get Technical SupportStart with your manualsThe manuals supplied by MTS provide most of the information you need to

7.1.0 Variables and FunctionsYou can analyze test results by reviewing the variables and functions used in the test.You can change thedata presented i

Variables Editor WindowParts of the Variables Editor WindowDescriptionItemNumberProvides menus and quick-access toolbar icons that allow you to perfor

DescriptionItemNumberFilters by your selected filter criteria and sorts in ascending or descendingorder. If a filter for a column is currently active,

7.2.3.0 Variable DetailsThe Variable Details panel sets the main properties of the selected variable or variables. New categories aredefined using the

DescriptionItem• Array of Boolean—The variable holds multiple values of the Boolean datatype.• Array of Numbers—The variable holds multiple values of

DescriptionItemFatigue or Fracture Analysis applications (for example, when a marker ismoved).This check box must be selected if the calculation conta

DescriptionItemIf the value of the variable is not within the range, the application adjusts thevalue to be within the range. If the value of the vari

• If you delete a variable that uses a local choice list, you also delete the choice list.• If you delete a variable that uses a global choice list, o

7.3.2.0 Array VariablesArray variables store multiple values of the same data type.You can use array variables in several types ofactivities:• Cycle w

After you create the new variable in either the Multipurpose Elite, Fatigue Analyzer, or Fracture Analyzerapplications, the Properties panel appears.

Know your site number and system numberThe site number contains your company number and identifies your equipment type (such as material testingor sim

7.4.0 Managing Variables7.4.1.0 Variables OverviewYou create and define variables on the Variables tab. The application also provides shortcuts in var

7.4.3.0 Creating a New Variable1. Click the New Variable button.The New Variable window prompts you to type a unique identifier for the new variable.T

To locate where the variable is used, click the entry.• For a calculation, the entry for the calculated variable becomes selected.• For an activity, t

Note:If adjacent variable names are not separated by a space or function in the Calculation panel, they areinterpreted as a single variable name.This

Note:Some languages use a semicolon as a list separator instead of a comma. If you are using one of thoselanguages, the last operator of the table wou

DirectionFunctionOperatorPrecedenceLeft-to-RightBitwise OR|10Left-to-RightLogical AND&&11Left-to-RightLogical OR||12Right-to-LeftAssignment=13

However, some operators like the Not (!), Ones Complement (~), and Subtraction when used as a Negate(-), operate on only one argument to the right.Fun

• The function Pi() represents the mathematical constant, pi.• The function SystemRate() represents the system data rate.7.5.6.0 Modulus Calculation F

Cycle ModulusCycleModulus(Stress, Strain[, startIndexLoading, endIndexLoading, startIndexUnloading,endIndexUnloading])CycleModulus returns the average

StressAStressA(StressMax, StressMin)The StressA function returns the value: ((StressMax - StressMin)/(StressMax + StressMin))StressRStressR(StressMax,

• Keyboard enhancers• Print spoolers• Messaging applications1.3.0 If You Contact MTS by PhoneA Call Center agent registers your call before connecting

Data Acquisition Editor WindowDescriptionCalloutAvailable signals1Other available calculations2Additional variables saved with each cycle or group3Map

Signal to Variable MappingThe Signal to Variable Mapping part of the window allows you to map signals to variables.Four types of data can be calculate

• All Variables—Shows all variables, including variables that do not have a calculation.You can changethe variable to include a calculation or change

an incomplete pattern indicates a group to investigate. Configure the Hysteresis chart to show you the datafor the groups or cycles of interest.You ca

7.7.0 Function Manager OverviewThe Function Manager window provides information about the specialized calculations that are used formaterial testing.

DescriptionItemShow the user-defined type of functions. Functions created in the GeometrySpecimen Editor fall into the Geometry category. Functions cr

DescriptionItemthe new name shows in this box. The name is case-sensitive, and must notcontain spaces.Shows the function category. If you create the f

Note:The example above is not entered as TestVariableX=10.You must enter SetValue in the FunctionEditor.ArraysTo read a test variable array in a funct

geometry-specific calculations. Placeholders for the common functions are added to the test, if any are notalready there.The body of the function is u

1. In the Multipurpose Elite application Explorer tab, click Test Definition and click on the Edit button. Inthe Fatigue Analyzer and Fracture Analyze