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Table of Content

    05 July 2013, Volume 29 Issue 3
    AnAnalysisofAltithermalHeatSourceandItsCausesinDeepMinesMining
    2013, 29(3):  1.  doi:doi:10.3969/j.issn.1009-0479.2013.03.001
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    Byaninvestigation&analysisofthesituations,thispapershowsthatgroundtemperature,selfcompressingairandhotwateraresourcesthatcausealtithermalheatindeepminingowingtopoorventilation.Italsoproposesthatventilationbeoptimized,thelinesforairinlet&returnbeshortened,togetherwithgeneralcoolingmeasurestoimproveconditionsindeepminessothatventilationvolumecouldbeincreasedandventilationeffectivenesscouldbegreatlyimproved.
    ApplicationofShrinkage& BlockStopingMethodinaIronMine
    2013, 29(3):  6.  doi:doi:10.3969/j.issn.1009-0479.2013.03.002
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    Thispaperraisesaminingschemebyusingshrinkage&blockstopingmethodandconductsitinYinggezuiIronMine.Itturnsoutthatthecostforminingandmineralprocessingiscutdowngreatlyby20yuanperton,bywhich,applicationvalueandgoodeconomicbenefitscanbeachieved,whichalsooffersnewideasforminingandseparatingspecialores.
    TheProspectiveUseofDrumtypeSurfaceMiningMachineinaSurfaceMine
    2013, 29(3):  11.  doi:doi:10.3969/j.issn.1009-0479.2013.03.003
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    Thedrumtypesurfaceminingmachinefeaturesitsexcellentminingperformance,whichgreatlyavoidsperforation,blastingandcoarsecrushingthatalwayshappenedintraditionalmining.Besides,itpreventsthesideslopesfromsecondarydamagecausedbyvibrationofblasting.Withit,refinementofminingcanberealizedtolowergreatlytheoresdilution&loss.ThispaperpredictsaprospectiveuseofthemachineinTongjieManjiazaiminebasedonitsactualgeologicalconditions,miningtechnologyandorebodyoccurrenceconditions.
    ComponentsDeterminationinMiddlelowAlloySteelbyXrayFluorescenceSpectrometry
    2013, 29(3):  16.  doi:doi:10.3969/j.issn.1009-0479.2013.03.004
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    ThispaperfirstintroducesthatXrayfluorescencespectrometrycananalyzetheeightchemicalcompositionsofSi,Mn,P,S,As,Ti,NiandCrcontaininginmiddlelowalloysteelbyestablishingaworkingcurvewithnationalstandardsamples,usingtheempiricalcoefficientformatrixcorrection,spectraloverlapcorrectionandmatrixinterferencecorrection.Theanalysisisverifiedbyinternationalsamplestandardvalueandcontrastedwiththeonebyusingsparksourceatomicemissionspectrometry.Theresultshowsthat,byusingXrayfluorescencespectrometry,therelativestandarddeviationsareaccuratetolessthan2%,withintheallowabledeviationrange,whichcanmeetproductionneedsintermsofitsreliability.Italsostrengthensacontrastiveexperimentwithdirectreadingspectrumsoastoreplacetheanalysisworkwhenthedirectreadingspectrometerisinmaintenance.
    ResearchonApplicationofWirelessSensorNetworksinEnvironmentMonitoringSystem withTechnologyofInternetofThings
    2013, 29(3):  20.  doi:doi:10.3969/j.issn.1009-0479.2013.03.005
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    Villagesbeingcharacterizedbytownshipbringsaboutexpansionofagriculturalproduction,andincreasegreatpollutioninruralareasaswell,whereanenvironmentmonitoringtechnologyisurgentlyneededtomonitorpollutionsourcesandtakecontroloftheexpansionofpollution.Motivatedbythesituation,theauthorsdesignanetworkarchitecturesuitableformonitoringenvironmentinvillagesbasedontechnologyofinternetofthings.Itachievesunattendedselfadaptiveenergynodesystem andprovideshighlyintegratedmultiindexsensormodulesandwirelesscommunicationmoduleswhicharecosteffective,easytousewithhighmarketingvalueformonitoringpesticides,fertilizers,soilandwaterpollutionstandards.Itofferstechnicalsupportforvillagersintheirdailylivesindealingwithpollutantgeneration,storage,transportationanddisposal.
    FusionofWNSandGPRS-basedStudyofEcologicalFlowMonitoringSystem forDayingRivers
    2013, 29(3):  25.  doi:doi:10.3969/j.issn.1009-0479.2013.03.006
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    Owingtolackofscientificanduniformplanning,thispaperarguesthatthetraditionalecologicalflowofriversismanagedbyhumanindividualsandexperience,whosedataareobtainedthroughexperienceandsamplesurveys.TakingDayingriversasanexample,itproposesastudyofecologicalflowmonitoringsystembasedonafusionofWSN&GPRS,offeringamodelforecologicalflowaccordingly,determiningmonitoringequipmentmodel,andrealizingthenetworkdesignoffusi0nofWSNandGPRS.
    ApplicationofIPv6onTelecommunicationNetworkinDehong
    2013, 29(3):  31.  doi:doi:10.3969/j.issn.1009-0479.2013.03.007
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    Abstract:Withtherapiddevelopmentofinternetaccessviamainlybroadband,theshortageofIPv4ad
    dress?isbecomingmoreandmoreobvious.Byananalysisofactualcases,thispaperillustrateshowto
    realizesmoothtransitionfromIPv4toIPv6byconstructingIPv4/IPv6doublestackmodel,andhowtore
    alizethepracticalapplicationofIPv6ontelecommunicationnetwork.
    TheDesignandImplementationofManagementInformationSystem forProfessionalSkillsinVocationalColleges
    2013, 29(3):  36.  doi:doi:10.3969/j.issn.1009-0479.2013.03.008
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    Inordertofurtherimproveandrealizethemanagementinformationsystem forprofessionalskillsappraisalinvocationalcolleges,thispaperconstructsasystemframeworktomeetthefunctionalrequirementswithC/Sstructure,developssoftwareswithDelphiXEanddatabasesoftwareAccess2003onthebasisofrelevanttheories&technologiesofmainstreammanagementinformationsystem.
    ThePracticeofAutomaticBackupandDataRecoveryonILASⅡ ServerinLibrary
    2013, 29(3):  40.  doi:doi:10.3969/j.issn.1009-0479.2013.03.009
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    ILASⅡ,anintegratedautomationsystem,iswidelyusedindomesticlibraries.WhilerunningonUNIXsystemstablyandreliably,itoccasionallymeetswithunexpecteddataloss.Hence,thispaperprovidesanasynchronoustimingautomaticbackupoptionandoffersaSCOOpenServerbasedschemefordatabackupandrecoveryoncedatalossonILASⅡservercausedbyproblemsofsoftwarehappens.
    AStudyonAutocheckingSystemforC#basedWordOperatingQuestion
    2013, 29(3):  45.  doi:doi:10.3969/j.issn.1009-0479.2013.03.010
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    Withaheavyworkloadofcheckingcomputeroperatingquestionsandassessingperformanceofcollegestudents,teachersfinditdifficulttofinishitinashortperiodoftime.Thispaperaimstoelaboratehowtodesignanautocheckingsystemwithfrequentlyarisingproblemsinwordoperatingquestionsasitssubjects.ItalsooffersthecodeforautocheckingC#based,invokingcomponentusingCOMWordoperatingquestionstorealizeautomaticchecking.Thepracticeindicatesthatthespeedandaccuracyofcheckingoperatingquestionshavebeengreatlyimproved.
    TheDesignandMapmakingofRemoteSensingPhotomapofCampus:YunnanNormalUniversityasaCase
    2013, 29(3):  50.  doi:doi:10.3969/j.issn.1009-0479.2013.03.011
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    Remotesensingimageswithhighresolutionhavebecomeanimportantdatasourceofsmartcityandimageatlasbecomesoneofimportantformsofsmartcitydigitalmapproducts.Campusremotesensingphotomapisonemapproductofcampuswithhighresolution.Thispaperattemptstodiscussdesignofremotesensingphotomapofcampus,photomaplayoutanddesign,photomapframingandscaledesign,layoutdesign,contentdesign,mapsymbolsandlabeldesignandconfiguration;DiscussProceduresincludeimagedataprocessing,vectordataprocessing,symbolandlabelconfiguration;Finally,itdesignsandmakesaremotesensingphotomap,takingYunnanNormalUniversityasanexample.
    OnCampusBuildingModelingBasedontheTerrestrialThreedimensionalLaserScanningSystem
    2013, 29(3):  55.  doi:doi:10.3969/j.issn.1009-0479.2013.03.012
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    Basedontheprinciplesandcharacteristicsoftheterrestrialthreedimensionallaserscanningsystem,thispaperdeterminesthetechnologicalprocessofcampusbuildingmodeling,takingtheadministrationbuildingastheresearchobject.Itmainlystudiestheresearchproceduresandmethodsofdatacollectionbyusingterrestrialthreedimensionallaserscanningsystem,andsomekeytechnologiessuchasnoiseremoving,dataregistrationanddatareduction.Itfirstmakesthewireframemodeloftestedobjectdrawingfromfeatureline,thencreatesthreedimensionalmodelbyusing3DSMax.bywhichadigitalcampuscanberealized.
    OnSchemesofStrengtheningBridgePiersinStrongEarthquakehitArea
    2013, 29(3):  60.  doi:doi:10.3969/j.issn.1009-0479.2013.03.013
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    Takingresponsespectrumanalysisasanexample,thispaperdeducestherelationshipbetweentheseismicforcesandrigidityonpiers,anddrawsaseismicforcerigiditycurvegraph,aimingtoprovethatseismicforceonpiersincreasessharplyastherigidityincreaseswhenearthquakehappens.Takingabridgewithdefectsonitspiersasacase,itproposestwostrengtheningdesignschemes,andthencalculatestheinnerforcevariationofseismicresponseandpiers&pilefoundationrespectively.Itprovesthattheincreasingrigidityofpiershasadverseeffectsonthepilefoundationandaschemewithnochangeofrigidityshouldbechoseninstrongearthquakehitareas.
    AnAnalysisofContinuousDeterminationofTitanium andIroninIlmenite
    2013, 29(3):  65.  doi:doi:10.3969/j.issn.1009-0479.2013.03.014
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    Intheexperimentconductedbypresentauthors,thesampleofilmenitewasdecomposedandmoltenbysodiumperoxide.Secondly,inairfreecondition,thequadrivalencetitaniumwasreducedbyaluminuminthesamplesolutionandtitaniumwasdetermineddirectlybypotassiumdichromatestandard.Thenthesamplesolutionwaschangedintoneutralleveltodetermineironbypotassiumdichromatestandard,withdiphenylaminesulfonateasindicator.Itprovesthatquick&continuousdeterminationoftitaniumandironinilmenitecanberealizedbyusingtheabovemethod,andinthiswayrepeatedsampledissolvingcanbeavoidedandtheanalyticaltimecanbeshortened.However,whatmattersthemostinthiswayisthepropertitrationconditionsandaclearTi3+ endpoint.
    DeterminationofWaterSolubleChlorideCopperElectrolyteDiscussionandResearchMethods
    2013, 29(3):  68.  doi:doi:10.3969/j.issn.1009-0479.2013.03.015
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    Innitricacidmedium,underacidicconditions,acertainamountofacetonewasadded,potentiometrictitrationusingawatersolublecopperchlorideelectrolyte,testingfoundthatthismethodistoincreasethevalueofthepotentialmutation,suchthatthetitrationendpointisremarkable.Throughaseriesofcomparativeexperimentsspikedrecoverytestresultsshowthatthismethodistherelativestandarddeviationis7.37%,recoveriesbetween98.4% -101.7%.Accurateandreliablemethod,isrecommended.
    HeavyMetalsSpeciationAnalysisofSoilsinRicePaddiesViaBCRinDatun
    2013, 29(3):  71.  doi:doi:10.3969/j.issn.1009-0479.2013.03.016
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    TakingsoilsinricepaddiesinDatun,atownshipinMengzi,Yunnanasaexample,thispaperanalyzestheoccurrenceofheavymetalsincludingZn,CuandPb,usingBCRsequentialextraction.Thesemetalsarecharacterizedwithexchangeable&carbonateboundedform,sulfide&organicboundedformandresidualform,Fe/Mnoxideboundedformandresidualform.TheresearchshowsthatthesequentialextractionofBCRishelpfulinunderstandingsoilpollutionandreleasingcapacityfrom heavymetals.
    TheSimulationExperimentofDriveControlSystemforSubwaySecurityDoors
    2013, 29(3):  75.  doi:doi:10.3969/j.issn.1009-0479.2013.03.017
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    EmployingSiemensS7system,PROFIBUS,theATEBandAT18,thedrivecontrolsystemforsubwaysecuritydoorshasbeenwidelyused.Incollegesoruniversities,theexperimentofSiemenssystembasedsubwaysecuritydoorsystemcanonlysimulatethemotionofthemotorononetoonecontrolmode.TheauthordevelopsasimulationsystembyusingWinCCtooperatethePLCstoragearea,completingafullsimulationtosubwaysecuritydoorsseriesmotions,bywhich,morethanonesecuritydoorscanbecontrolled.Thesystemtrulyrepresentsthecharacteristicsoftheactualsubwaysecuritydoorsandprovidesamorevisualizedsubwaysecuritydoorexperimentsystemforcollegesanduniversities.
    TechnicalTransformationofPhosphorusOreGrindingSystem
    2013, 29(3):  81.  doi:doi:10.3969/j.issn.1009-0479.2013.03.018
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    Inviewofproblemsinphosphorusoregrindingsystem,thispapercomesupwithaplantotransformthegrindingsystemequipment,technologiesandelectricaldevices,andthenimplementsitinpractice.Theresultshowsthattheoutputpermachinehasraisedfrom8t/hto12t/h,thefinenessofproductshasbeenoptimizedanddustemissionconcentrationdecreasesfrom3500g/Nm3to50mg/Nm3.Itrealizestheincreaseofproductionandefficiency,andalsoenergysaving&emissionreduction.
    LearningWorkingTasksinCourseConstructionofAirPollutionControlTechnology
    2013, 29(3):  85.  doi:doi:10.3969/j.issn.1009-0479.2013.03.019
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    ThecontentofthecourseAirPollutionControlTechnologyconsistsofsixlearningsituations,inwhichteachingisconductedwithtypicallearningworkingtasks.Takinglearningsituation1asanexample,thispaperintroducesitsapplicationinteachinggraduatestudentsfouryears.Itprovesthatstudentstendtobethreedimensionalandemotionalinunderstandingandtheirenthusiasminlearningcanbemobilized,andbetterteachingresultsareachieved.
    PracticeandThoughtsononCampusTrainingBaseConstructionforEnvironmentalMonitoringandControllingTechnologyMajor
    2013, 29(3):  89.  doi:doi:10.3969/j.issn.1009-0479.2013.03.020
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    AccordingtothecharacteristicsofEnvironmentalMonitoringandControllingTechnologyMajor,thispaperfirstexpoundsthekeyfunctionsanoncampustrainingbaseshouldhaveandsomecommonproblemsinconstruction.Onthebasisofstatusquo,itoffersapracticalsummaryofhowtoimprovetheconstructionfromfollowingperspectives:specificbasepositioning,clearconstructionthought,scientificdemonstrationofconstructionprocess,optimizedtalenttrainingmodeanddevelopmentandsharingofpracticaltrainingresources.