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Table of Content

    11 July 2014, Volume 30 Issue 3
    TheReliabilityAnalysisoftheInclinedTransportationSystem UsedBainiuchangMine
    2014, 30(3):  1.  doi:doi:10.3969/j.issn.1009-0479.2014.03.001
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    Toimprovethestabilityofhoistingandhaulagesystem intheinclinedshaftofBainiuchangmine,accidenttreeofreliabilitytheorywastakentoevaluateinfluentialfactorsandtheirrelationshipsonthemultilevelhoistingsystem.Resultsshowedthatthesafetyofhoistingsystemwasacombinationofstaff,deviceandoperatingenvironment.Elementaryeventsincludedshaftbottom,bodyandheadevents,andthereliabilityofthehoistingsystemwas71.3%,whereasdispatchingfailureandloadingaccidentweretheweakeststeps.Thestudyisusefultosolveinsituproblemsandimprovethesystemstability.
    TheEngineeringProposalStudyofWhiteDragonMountainCoalMineWellOutburstPreventionandCoalGasContro
    2014, 30(3):  5.  doi:doi:10.3969/j.issn.1009-0479.2014.03.002
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    TheWhiteDragonMountaincoalmineisahugemine.Theconstructionofthecoalminegotthenationalapproval.Duringtheperiodofconstruction,manytimesofcoalandgasoutburstaccidentshaveoccurred.Theengineeringproposalwasputforwardtomoreeffectivelypreventthecoalandgasoutburstaccidentsduringconstruction.Theengineeringproposalisbasedontheanalysisoftheaccident,adjustmenttodevelopminingsystem deploymentandimprovingtheconditionsofmineconstructionsafety.Atthesametime,theengineeringproposalstrengthenedthegasextractionasafundamental,relyingonadvancedequipmentandtechnologytosuitableforcoalmineconditionandthegasregulation.
    ResearchontheHeatresistantConcreteComponentSelectionofaProjec
    2014, 30(3):  9.  doi:doi:10.3969/j.issn.1009-0479.2014.03.003
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    Accordingtothecompanyneededheatresistantconcretefortheconstructionofbakingfurnaceandthelocalrawmaterialsupplysituation,theheatresistantconcretecomponentsthatcouldsatisfytherequirementofengineeringwereselectedbyorthogonalexperimentandtheanalysisofvariance.Engineeringapplicationresultsshow:thecomponentmeettechnicalindexesofengineeringspecifications,andbetterthanthenationalstandardofqualifiedproducts
    EffectsofRareEarthTailingsonthePropertiesofCementClinker
    2014, 30(3):  14.  doi:doi:10.3969/j.issn.1009-0479.2014.03.004
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    CementclinkerburningtestwasdonebyusingYunnansomerareearthtailingsinsteadofclayrawmaterials.TestresultsshowthatthemixedrareearthtailingsandleadzincminetoburninthematuremakingsfCaOcontentdecreasedsignificantly,therawmaterialiseasytoburn;Thethreedays,sevendaysand28dayscompressivestrengthincreasetosomeextent;C3SandC3AandC4AFcontentofCementclinkerincrease,whichpromotethecementclinkersintering,isbeneficialtotheformationmineralsincementclinker,especiallytheC3Sinclinkerincreasesignificantly.
    TheDetectionofRoadsTrafficStateaboutMobileUsersBasedonFuzzyComprehensiveEvaluation
    2014, 30(3):  18.  doi:doi:10.3969/j.issn.1009-0479.2014.03.005
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    Theauthorsortedhistorymobilepositioningdataofanumberofmobilephoneusers.Theusersaveragetravelspeedandothertrafficstateparameterswereobtained.Therelationshipbetweenthepositioningdataandroadstrafficstatehasbeenanalyzedbyusingtheprincipleoffuzzytheory.Theroadstrafficstatecanbesortedandreviewedbytheaveragetraveltimedelaysandotherevaluationfactors.Akindoftrafficstatedetectionalgorithmbasedonfuzzycomprehensiveevaluationhasbeenputforward.Theresultsshowthatthismethodcaneffectivelyaccesstousersoftheroadtrafficcondition.
    ApplicationofVMwareServerVirtualizationintheDataCenterofCollegesandUniversities
    2014, 30(3):  24.  doi:doi:10.3969/j.issn.1009-0479.2014.03.006
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    Thebasicprincipleofservervirtualizationwasanalyzedinthispaper.VMwareESXserverbasedservervirtualization technology was also introduced. Servervirtualization technology wasimplementedbycombinedwiththeactualconstructionofthedatacenterofourschoolandusingVMwareESXServetheVirtualCenterandVMwareVmotionmigrationmanagementtechniques.TheadvantagesanddisadvantagesoftheVMwareservervirtualizationtechnologyaredescribedandanalyzed.
    MathematicalSimulationExperimentofDoubleSlidingWindowDelayAlgorithm withImpactSineSigna
    2014, 30(3):  29.  doi:doi:10.3969/j.issn.1009-0479.2014.03.007
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    Simulationexperiment,thesinewavecomponentshockresponsesignal,wasdonebyusingthemethodoflinearneuralnetwork.Theresponsewindowofthenetworkinputwasdeterminedbyusingtheimproveddoubleslidingwindowdelayalgorithm.Thesimulationresultsshowthatthelinearsystemmodelbasedonlinearneuralnetworkmethodhasaveryhighaccuracy.Italsoshowsthatalinearneuralnetworkhasgreattheoreticalandpracticalvalueforpredictionoftheactuallinearsystem.
    HigherVocationalCcollegesofHumanResourceManagementInformationSystem Design
    2014, 30(3):  33.  doi:doi:10.3969/j.issn.1009-0479.2014.03.008
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    Inhighervocationalcollegesofhumanresourcemanagementinformationsystem designandsystemimplementationbasedonB/Sstructure,thispaperputsforwardthearchitecturedesignandimplementationplan.Inaddition,thispaperanalyzestheuseofVSNETandSQLServersystemdesignandimplementationmethod.
    DesignofDCSSystem inMoistureControlofConditioningCylinde
    2014, 30(3):  37.  doi:doi:10.3969/j.issn.1009-0479.2014.03.009
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    Conditioningcylinderoccupiesanimportantpositionintheroastingline,wettingqualityoftobaccoleafdirectlyaffecttheeconomicpiecerateandtheeconomicbenefitsofrebakefactory.Themainpurposeofmoisturecontrolistoincreasethetoughnessoftobacco,enhanceresistancetoprocess,andreducetheactivitiesofbrokenrateinsubsequentoperations.TheresearchoftwowettingproductionlineofconditioningcylinderinYunnanTobaccowasdone.Thiscontroltechnologyinconditioningcylinderofrebakeworkshopwasobtainedbyusingcascadefuzzycontroltechnology,theinterferenceparametersintothefuzzycontrolsystemandrevisioncontrolparameter.
    ApplicationofExpertSystem inaFluidizedBedDryerControlSystem
    2014, 30(3):  42.  doi:doi:10.3969/j.issn.1009-0479.2014.03.010
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    Accordingtotherequirementscharacteristicsofautomaticcontrolinfluidizedbeddryerusedsugarindustry,theSiemensPLCcontrollerS7300PLCwasusedasthecoreofthecontroller.Expertcontrolsystemwasdeveloped.Theexpertcontrolsystemwasintroducedintheautomaticcontrolsystemforfluidizedbeddryingouttherealizationoftheairoutputdecouplingcontrolmethod.Thefeasibilityofthiscontrolmethodwasprovedtheoretically.Thecorrectnessofthecontrolsystemwastestedduringthepracticalapplicationanddebuggingprocessinsugarproduction.
    PumpingExhaustResearchofLaboratoryEquipmentUsedtoProveEquationsofFluidDynamics
    2014, 30(3):  47.  doi:doi:10.3969/j.issn.1009-0479.2014.03.011
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    Liquidflowprocessinacirculartubeisgenerallyusuallymixedwithgas.Theflowisliquidandgastwophaseflow.Thewateristransportedfrom thehighwatertanktolowwatertankform aconstantflow,thepipetotheexperimentationarea.Whentheflowrateincreases,largeamountsofgascanbebroughtintothepipe.Itmakesmeasuringpointparameterscompletefailure.Adoptinginnovativeresearchofgasliquidtwophaseflow extractiondevicescaneffectivelyovercomethegasintotheexperimentalsection,toensuretheexperimentalpipelineforfullpipeflow.Thedevicemeetstheenergyequation,energylossesofscientificexperiments.
    RealizetheTableLookupFunctionbyUsingtheComplexDataTypeofSTEP7
    2014, 30(3):  51.  doi:doi:10.3969/j.issn.1009-0479.2014.03.012
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    TheTableLookupfunctionisakindofveryusefuloperationinthealgorithmofautomaticcontrolsystem.InthePLCsystem,thereneedtheTableLookupfunctiontorealizefuzzycontrol,expertsystemandotheradvancedcontrolmethods.ButatpresentmostofthePLCdoesnotprovideareadymadelookuptablecommand,realizethelookuptableprocedureismoretroublesomeandineffective.Inthispaper,weusethecomplexdatatypeandthecomplexparametertypeofSTEP7torealizetheTableLookupfunctioninthesSiemensS7seriesPLC.
    ModificationofLubricationWayinAmmonium PhosphatePlantDryerGear
    2014, 30(3):  59.  doi:doi:10.3969/j.issn.1009-0479.2014.03.013
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    Goodlubricationeffectofdryerdrivegearwithautomaticopengearsystemwasdemonstratedbycomparinglubricationmethodofbeforeandafterthemodification.Wideapplicationprospectsweredescribed.Atthesametime,workingprincipleandcharacteristicsofthesprayingsystemoftheSPRAYMASTERSSPGP4opengearwereintroduced.
    ImpactsofIntegrationDegreeofConstructionEnvironmenttoBIM Use
    2014, 30(3):  63.  doi:doi:10.3969/j.issn.1009-0479.2014.03.014
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    Inordertoconquerthedisadvantagesoftraditionalinformationmedias,theconstructionindustrybeginstousebuildinginformationmodelingtoreplacethetraditionalinformationmedias.Withmoreandmoreprojectsusingbuildinginformationmodeling(BIM),theenvironmentofitsusehasbeenpaidmuchattention.ManyresearchersbelievetheintegratedenvironmenthasmorepositiveimpactstoBIM‘suse.Aftercollectingandsortingthematerialsof21constructionprojectsusingBIM innorthAmericaandEurope,thispaperanalyzestherelationshipbetweenBIM useandintegrationdegreeof3differentprojectmanagementmodel.TheanalysisresultsshowthatthespheresanddeepnessofBIMusewillgrowwiththedevelopmentofintegrationdegreeofprojectmanagementmodel.TheresultsprovethebasichypothesisoftherelationshipbetweenBIMuseandintegrationdegreeofbuildingenvironmentandenrichedthetheoryofBIMuse.
    RafficDemandForecastforPlannedRoadNetworkinLogisticsParkBasedonConversionofLogisticsCharacteristic
    2014, 30(3):  68.  doi:doi:10.3969/j.issn.1009-0479.2014.03.015
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    Basedonanalysisthecharacteroflogisticsamountinlogisticspark,suchasflowandvelocityanddirection,theconversionmodeloflogisticsamountandtrafficamountwasestablishedbyusingthequantitativeandqualitativepredictionmethods.Asacasestudyofrailwaylogisticsparks,theinternaltrafficnetworkofthelogisticsparkwaspredicted.FRANTARmethodandtranscadsoftwarewereusedfortrafficdistribution.
    ApplicationofFuzzyComprehensiveEvaluationMethodinQualityEvaluationofHighwayConstructionProject
    2014, 30(3):  72.  doi:doi:10.3969/j.issn.1009-0479.2014.03.016
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    Alotofproblemsinthehighwayconstructionprojectareduetoignorethequalityoftheconstruction projectmanagementand evaluation. The feasibility and superiority ofthe fuzzycomprehensiveevaluationmethodwerestudiedbyusingtheliteraturemethod,themethodofdatacollectionmethodandthecombinationoftheoryandpractice.Highwayconstructionprojectqualityevaluationcontentwasexplained.Theshortcomingsofthemethodweregiven.Theeffectivenessoftheproposedmethodwasprovedbyengineeringcase.Itisexpectedthatthequalitylevelofhighwayconstructionprojectsareimprovedeffectively.
    StudiesontheChemicalConstituentsofCephalotaxuslanceolata
    2014, 30(3):  80.  doi:doi:10.3969/j.issn.1009-0479.2014.03.017
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    Sevencompounds(1~7) wereextractedandisolatedfrom thetwigsandleavesofCephalotaxuslanceolatabyrepeatedchromatography.Therestructureswereidentifiedbyspectroscopicanalysis(1HNMR,13CNMRandEIMS)tobe11hydroxyhainanolidol(1),fortunolideA(2),phydroxybenzaldehyde (3), 3methoxy4hydroxybenzaldehyde (4), sitosteryl3βglucoside6′Opalmitate(5),βsitosterol(6),daucosterol(7).Compounds1~5wereisolatedfromtheplantforthefirsttime.
    StudyofAdsorptionCr6+UsingCrosslinkedPolystyreneContaining8Hydroxyquinaldine
    2014, 30(3):  85.  doi:doi:10.3969/j.issn.1009-0479.2014.03.018
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    In this paper, The adsorption characteristic ofthe chelating resin containing 8Hydroxyquinaldine(PSHQ)forCr6+ wasstudiedinaqueoussolution.ThestudiedparametersincludepH,adsorptiontemperature.TheresultsshowedthatPSHQcouldeffectivelyremovechromium fromaqueoussolution.IthadhighadsorptionabilityforCr6+ fromaqueoussolution.ThePSHQshowedhighadsorptionabilityforchromiumatawidepHrange(pH3.0~6.0),theoptimaadsorptonacidityofPSHQforCr6+ ispH4.0inHAcNaAcmedium.Adsorptionincreasedwithincreasesinadsorptiontemperatures.Itmeansthatthesorptionprocessisanendothermicprocess.TheadsorptionbehaviorofPSHQforCr6+ obeystheFreundlichandLangmuirisothermmodel.Afteradsorptiontheresincanberegeneratedwithnitrateacidanddemonizedwater,theregenerationratioreachupwardsof93~96%.PSHQisthebetterabsorptivematerialremovingCr6+ fromaqueoussolution,reachupwardsof93% ~96%.PSHQisthebetterabsorptivematerialremovingCr6+ fromaqueoussolution.
    LearningContextDesignofProcessbasedCurriculum ofVideoEditingTechnology
    2014, 30(3):  89.  doi:doi:10.3969/j.issn.1009-0479.2014.03.019
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    Accordingtothevideoeditingandproductionrequirementsofprofessionalpositionsforqualifiedpersonnelknowledge,abilityandquality,likewisetheabilitytoachieveprofessionalvideoproductionprocess,thepaper,takingthecourseofVideoEditingTechnologyasanexample,exploresthedevelopmentideaofworkbasedcurriculumlearningaswellaslearningcontextdesign.
    TextbookConstructionSchemeofWebpageDesignandDevelopmentCourse
    2014, 30(3):  93.  doi:doi:10.3969/j.issn.1009-0479.2014.03.020
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    Teachingmethodinnovationisakeylinkofteachinginnovation.However,teachingmethodTeachingmethodinnovationisakeylinkofteachinginnovation.However,teachingmethodinnovationisonlyappliedintotextbookconstruction,goodteachingeffectscanbeachieved.Webpagedesignanddevelopmentareacomputerapplicationtechnologycoursewithstrongpractice.Inordertofittaskdrive methods, innovation ofwebpage textbook also becomesimportantcontentofcourseconstruction.Thispaperanalysesthecurrentsituationofwebpagetextbook,andexpatiatedesignscheme、thinkingandthefeaturesofawebpagetextbookwrittenbymyself.
    ApplicationandSuggestiononMetallurgicalSimulationTrainingDevicesinProfessionalTeaching
    2014, 30(3):  97.  doi:doi:10.3969/j.issn.1009-0479.2014.03.021
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    TraditionaltrainingteachingfacessomedifficultiesbecauseoftheprofessionalfeaturesofMetallurgicalTechnologySpecialtyinhighervocationaleducation.Itisanimportantwaythatdesignsanintegrationoftheoryandpracticecourses.Thecoursesshouldconsidertheenterpriseactualproductionenvironmenttobuildaplatformandcultivatehighlyskilledtalentsofmetallurgicalenterprisesexpected.Inthispaperthemetallurgicalextractionunitteachingasanexample,somesuggestionsofthesimulationtrainingdevicefortheeducationoftheoryandpracticeteachinginmetallurgyweregiven.
    DiscussiononTeachingReform ofMCUInterruptReturn
    2014, 30(3):  101.  doi:doi:10.3969/j.issn.1009-0479.2014.03.022
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    Theproblem thatsinglechipinterruptresponsecannotreturninthepracticalwriting
    procedureswasdescribed.Practicalcasesinterruptresponseprocedureswereprovidedbyusingassembly
    language.Causesofinterruptresponsecannotreturntonormalwereanalyzedindetail.Thefinalsolution
    wasalsogiven.