轻量化的意义外文文献翻译、汽车车辆类外文翻译、中英文翻译

轻量化的意义外文文献翻译、汽车车辆类外文翻译、中英文翻译

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时间:2017-07-25

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1、黑龙江工程学院本科生毕业设计附录AThesignificanceoflightweightAutomotivelightweightmainguidingprinciple:toensurestabilityonbasisofimprovedperformance,energy-savingdesignoftheassemblypartscontinuousoptimizationmodelspectrum.Thelightweightcar,thecaristoensurestrengthandsecurityofthepremise,asfaraspossibletoreduc

2、ethecar'scurbweight,therebyenhancingthecar'spower,reducingfuelconsumptionandreduceexhaustpollution.Experimentsshowthatif10%ofautomobileweightreduction,fuelefficiencycanbincreasedby6%-8%;vehiclecurbweightisreducedby100kghundredkilometerscanbereduced0.3-0.6liters;1%ofvehicleweightreduction,fuelc

3、onsumptioncanbereduced0.7%.Atpresent,duetotheneedforenvironmentalprotectionandenergysaving,lightweightcarhasbecometheworldtrendofautomobiledevelopment.Lightweightcaristhemainway:①mainstreamcarmodelscontinuetooptimizethesize,specificationsizetoretainthemainparametersofthepremise,toenhancethestr

4、ucturalstrengthofthevehicle,reducingtheamountofsupplies;②useoflightweightmaterials.Suchasaluminum,magnesium,ceramic,plastic,fiberglassorcarbonfibercompositematerials;③Thecomputerdesign.Suchasfiniteelementanalysis,localreinforcementdesign;④theuseofload-bearingbody,thinningthethicknessofthebodys

5、heetmetal.Amongthem,thecurrentmajorautomotivelightweightmeasuresmainlytheuseoflightweightmaterials.forautomotivelightweightdesignofthemetalmaterialThemainvehiclethroughthecar'slightweightmaterialstoimproveeconomytocontribute.Theoreticalanalysisandexperimentalresultsshowthlightweightistoimprove

6、vehiclefueleconomyandeffectiveway.Inordertoequirementsoflightweightvehicles,somenewmaterialemergedandexpandedthescopeofapplication.NonferrousAlloysTopassengercars,the1973vehicleusedbythenon-ferrousalloyofthetotaltimberweightratioof5.0%in1980to5.6%,whilein1997itreachNon-ferrousalloysinautomotiv

7、eapplicationsistherapidgrowthtrendofdevelopmentofautomotivematerials.AluminumSteelaluminumdensityofabout1/3isthemostwidelyusedlightmaterials.UnitedStatesproductionofautomotiveproducts,forexample,aluminumalloy1976pervehicleisonly39kg,198

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