瀝青試樣壓實(shí)力數(shù)字控制器研制.pdf

1、江南大學(xué)碩士學(xué)位論文瀝青試樣壓實(shí)力數(shù)字控制器研制姓名：郭秀華申請學(xué)位級別：碩士專業(yè)：機(jī)械制造及其自動(dòng)化指導(dǎo)教師：尤麗華張秋菊20070301江南大學(xué)工學(xué)碩士學(xué)位論文AbstractBa辯∞thealpplicationoftlaeSuperpaveasphaltmixdcsi伊methodinthehighwayproject棚OVl。rthecountrythegyratorycompactorusedforthe白bfica6徹印∞

2、劬en協(xié)oftheSuperpaveasphaltmixhasbeengettingiJiloreandillOrCattentionThisreseatehisaboutthedesignofthedigitalcontrollerfortlaegyrator／compactorThemainwork0ftheresearchisthedosedloopcontrolofthecompressionforceoftheasphaltm

3、ixandcompletedthefollowings：Firstusingtheexperiments’dataandtheanalysismethodthemodelofthecompressionforcecontrolsystemhasbeenbuiltandsolncsimulationhasbeendoneThen鉀controlalgorithmwlaielacombinesthetraditionalP日Dandthef

4、uzzyselfadjustingP玎)，isl啪pOSed，a“baseOntilesimulationthealgorithmisverifiedtoberightSecondthelmardwareandsoftwareofthedigitalcontrolleramdesignedTlaeCOIecPUisselected勰theTMS320LF2407whichismanufacturedbytheTexasInstrumen

5、tscompanyinthehardwareTlaesubmodulesuchasimpulsingaisplayillgandcompressionforcecontrollingaleaccomplishedwiththeassemblyinthesoltwareTheeffectualmeasures0111anti—interferencemtakel_inhardwareandsoftwareforthestabilityan

6、dreliabilityofthesystemThevalueoftiffspaperis幻makeanattemptatbuildingamathematicalmodeloftheasphaltmixwhielaislAonlinearandtimevariationbasedattheviscoelasticitytheorythevalueoftheparametersa∞predictedbytheexperimentsand

7、themathematicalmodeloftheoompactprocessingispresentedacontrolsystemwhichispracticalandeasilyimplementedisputforwardanditisagoodpeparationforfutureresearela1Kejwords：Controlsystem；Mathematicalmodel；I’ID；Asphaltmixspecimes