DI TMSS 81515B.042770

ID：44871

大小：0.09 MB

页数：1页

时间：2023-03-17

金币：20

上传者：战必胜

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DATA ITEM DESCRIPTION

Title: User’sManualforGasTurbineEngineSteadyStateandTransientPerformance

PresentationforDigitalComputerPrograms

Number: DITMSS81515B ApprovalDate: 20120710

AMSCNumber:9271 Limitation: N/A

DTICApplicable:N/A GIDEPApplicable: N/A

PreparingActivity:11

ApplicableForms:N/A

Use/relationship:ThisDataItemDescription(DID)providesthemethodforpresentationof

gasturbineenginesteadystateandtransientperformancecalculatedusingdigitalcomputer

programs.Italsoprovidesforthepresentationofparametricgasturbinedataincluding

performance,weightanddimensionscomputedbydigitalcomputerprograms.Theinformation

isintendedtofacilitatecalculationsbytheprogramuserwithoutundulyrestrictingthemethod

ofcalculationusedbytheprogramsupplier.

a. ThisDIDcontainstheformat,contentandintendeduseofinformationforthedata

resultingfromtheworktaskdescribedintheSocietyofAutomotiveEngineers(SAE)

AerospaceStandard681andSAEAerospaceStandard755.

b. DITMSS81515BsupersedesDITMSS81515A.

Requirements:

1. ReferenceDocuments.Theapplicableissueofthedocumentscitedherein,includingtheir

approvaldatesanddatesofanyapplicableamendments,notices,andrevisions,shallbeas

citedinthecontract.

2. Format. Contractorformatisacceptable.

3. Content.TheUser’sManualshallcontaintheinformationrequire dby SAEAerospace

Standard681.Inaddition,theUser’sManualshallcontainthefollowing:

3.1. Adetailedexplanationoftheperformancecalculationprocessforeachengine

component,includinganindexofallsubroutinesinthemodelincludingexplanationsof

theirpurpose,andidentificationofthefunctionofeachprogrammingvariableandarray

element,detailedexplanationsofthederivationsofallempiricalfunctionsusedinthe

model,andtherationaleforallreferencevaluesusedfornormalizedparameters.

3.2. Anidentificationofanylimitsonthevaluesofinputparameters.

3.3. Accurategraphiccomponentperformancemapsofthefans,compressors,turbines,

andexhaustnozzlessimulatedinthemodel.

3.4. Adetaileddescriptionofthemajorenginecontrolloops,thehierarchyoftheloops,

thecontrollimits,andgraphsofallenginecontrolschedulesrepresentedinthemodel.

4. EndofDITMSS81515B.

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