ADAMS-View Function Builder

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1、ADAMS/ViewFunctionBuilderDesign-TimeFunctionsDesign-timefunctionsABSReturnstheabsolutevalueofanexpressionthatrepresentsanumericalvalue.FormatABS(x)ArgumentxAnyvalidexpressionthatevaluatestoarealnumber.ExampleThefollowingexampleillustratestheuseoftheABSfunction:FunctionABS(3*(-.89))

2、Result2.67Learnmoreaboutmathfunctions.1PrintedDocumentationDesign-timefunctionsACOSReturnsthearccosineofanexpressionthatrepresentsanumericalvalue.Theevaluatedexpressionmustreturnavaluewhoseabsolutevalueislessthanorequalto1.0.ThevalueACOSreturnsliesintherange[0,],thatis,0ACOS(x).For

3、matACOS(x)ArgumentxAnyvalidexpressionthatevaluatestoarealnumber.ExamplesThefollowingexamplesillustratetheuseoftheACOSfunction:FunctionACOS(.75)Result41FunctionACOS(PI/4)Result38Learnmoreaboutmathfunctions.2Functions:A-CDesign-timefunctionsAGGREGATE_MASSCalculatesandstoresaggregatem

4、assinformation,whichyoucanthenuseinparametricsorstoreinvariablesforfutureuse.Formataggregate_mass(array_of_objects,reference_frame_key,type_string)Argumentsarray_of_objectsAsingleobjectoranarrayofobjectsofthetypemodels,bodies,andtires.Ifyouspecifyamodel,itmustbetheonlyobjectpassedi

5、n.reference_frame_keyAreferenceframeforreportingtheaggregatemasscenterofmass(cm)positionandinertiamarkerangles.Ifyouenternone,thedefaultiswithrespecttotheglobalcoordinatesystem.type_stringThetypeofaggregatemassinformationdesired.Thechoicesare:mass-Massvalue(onereal)cm_pos-Cente

6、rofmasslocation(threereals)im_ang-Inertiamarkerangles(threereals)inertias-Inertiaproperties(sixreals)all-Returnsalloftheabove(13reals)BacktotopExamplesComputingMassThefollowingexampleprovidesthemassofPART_2andPART_3:AGGREGATE_MASS({PART_2,PART_3},0,"mass")Notethattheobjectsmu

7、stbeinanarray;therefore,thecurlybracesarerequired.Inthisexample,thereferenceframekeyhasbeensettozerobecausethevalueofmassisindependentofthereferenceframe.3PrintedDocumentationComputingCMLocationThefollowingexamplereturnsthelocationofthecmfortheaggregationofPART_2andPART_3.Thelocati

8、onarraywillbecomputedandre