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Table of Content
05 July 2013, Volume 29 Issue 3
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AnAnalysisofAltithermalHeatSourceandItsCausesinDeepMinesMining
2013, 29(3): 1. doi:
doi:10.3969/j.issn.1009-0479.2013.03.001
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Byaninvestigation&analysisofthesituations,thispapershowsthatgroundtemperature,selfcompressingairandhotwateraresourcesthatcausealtithermalheatindeepminingowingtopoorventilation.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,whichalsooffersnewideasforminingandseparatingspecialores.
TheProspectiveUseofDrumtypeSurfaceMiningMachineinaSurfaceMine
2013, 29(3): 11. doi:
doi:10.3969/j.issn.1009-0479.2013.03.003
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Thedrumtypesurfaceminingmachinefeaturesitsexcellentminingperformance,whichgreatlyavoidsperforation,blastingandcoarsecrushingthatalwayshappenedintraditionalmining.Besides,itpreventsthesideslopesfromsecondarydamagecausedbyvibrationofblasting.Withit,refinementofminingcanberealizedtolowergreatlytheoresdilution&loss.ThispaperpredictsaprospectiveuseofthemachineinTongjieManjiazaiminebasedonitsactualgeologicalconditions,miningtechnologyandorebodyoccurrenceconditions.
ComponentsDeterminationinMiddlelowAlloySteelbyXrayFluorescenceSpectrometry
2013, 29(3): 16. doi:
doi:10.3969/j.issn.1009-0479.2013.03.004
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ThispaperfirstintroducesthatXrayfluorescencespectrometrycananalyzetheeightchemicalcompositionsofSi,Mn,P,S,As,Ti,NiandCrcontaininginmiddlelowalloysteelbyestablishingaworkingcurvewithnationalstandardsamples,usingtheempiricalcoefficientformatrixcorrection,spectraloverlapcorrectionandmatrixinterferencecorrection.Theanalysisisverifiedbyinternationalsamplestandardvalueandcontrastedwiththeonebyusingsparksourceatomicemissionspectrometry.Theresultshowsthat,byusingXrayfluorescencespectrometry,therelativestandarddeviationsareaccuratetolessthan2%,withintheallowabledeviationrange,whichcanmeetproductionneedsintermsofitsreliability.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.Itachievesunattendedselfadaptiveenergynodesystem andprovideshighlyintegratedmultiindexsensormodulesandwirelesscommunicationmoduleswhicharecosteffective,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,thispaperprovidesanasynchronoustimingautomaticbackupoptionandoffersaSCOOpenServerbasedschemefordatabackupandrecoveryoncedatalossonILASⅡservercausedbyproblemsofsoftwarehappens.
AStudyonAutocheckingSystemforC#basedWordOperatingQuestion
2013, 29(3): 45. doi:
doi:10.3969/j.issn.1009-0479.2013.03.010
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Withaheavyworkloadofcheckingcomputeroperatingquestionsandassessingperformanceofcollegestudents,teachersfinditdifficulttofinishitinashortperiodoftime.Thispaperaimstoelaboratehowtodesignanautocheckingsystemwithfrequentlyarisingproblemsinwordoperatingquestionsasitssubjects.ItalsooffersthecodeforautocheckingC#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.
OnCampusBuildingModelingBasedontheTerrestrialThreedimensionalLaserScanningSystem
2013, 29(3): 55. doi:
doi:10.3969/j.issn.1009-0479.2013.03.012
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Basedontheprinciplesandcharacteristicsoftheterrestrialthreedimensionallaserscanningsystem,thispaperdeterminesthetechnologicalprocessofcampusbuildingmodeling,takingtheadministrationbuildingastheresearchobject.Itmainlystudiestheresearchproceduresandmethodsofdatacollectionbyusingterrestrialthreedimensionallaserscanningsystem,andsomekeytechnologiessuchasnoiseremoving,dataregistrationanddatareduction.Itfirstmakesthewireframemodeloftestedobjectdrawingfromfeatureline,thencreatesthreedimensionalmodelbyusing3DSMax.bywhichadigitalcampuscanberealized.
OnSchemesofStrengtheningBridgePiersinStrongEarthquakehitArea
2013, 29(3): 60. doi:
doi:10.3969/j.issn.1009-0479.2013.03.013
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Takingresponsespectrumanalysisasanexample,thispaperdeducestherelationshipbetweentheseismicforcesandrigidityonpiers,anddrawsaseismicforcerigiditycurvegraph,aimingtoprovethatseismicforceonpiersincreasessharplyastherigidityincreaseswhenearthquakehappens.Takingabridgewithdefectsonitspiersasacase,itproposestwostrengtheningdesignschemes,andthencalculatestheinnerforcevariationofseismicresponseandpiers&pilefoundationrespectively.Itprovesthattheincreasingrigidityofpiershasadverseeffectsonthepilefoundationandaschemewithnochangeofrigidityshouldbechoseninstrongearthquakehitareas.
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,andinthiswayrepeatedsampledissolvingcanbeavoidedandtheanalyticaltimecanbeshortened.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,potentiometrictitrationusingawatersolublecopperchlorideelectrolyte,testingfoundthatthismethodistoincreasethevalueofthepotentialmutation,suchthatthetitrationendpointisremarkable.Throughaseriesofcomparativeexperimentsspikedrecoverytestresultsshowthatthismethodistherelativestandarddeviationis7.37%,recoveriesbetween98.4% -101.7%.Accurateandreliablemethod,isrecommended.
HeavyMetalsSpeciationAnalysisofSoilsinRicePaddiesViaBCRinDatun
2013, 29(3): 71. doi:
doi:10.3969/j.issn.1009-0479.2013.03.016
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TakingsoilsinricepaddiesinDatun,atownshipinMengzi,Yunnanasaexample,thispaperanalyzestheoccurrenceofheavymetalsincludingZn,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,theATEBandAT18,thedrivecontrolsystemforsubwaysecuritydoorshasbeenwidelyused.Incollegesoruniversities,theexperimentofSiemenssystembasedsubwaysecuritydoorsystemcanonlysimulatethemotionofthemotorononetoonecontrolmode.TheauthordevelopsasimulationsystembyusingWinCCtooperatethePLCstoragearea,completingafullsimulationtosubwaysecuritydoorsseriesmotions,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,andalsoenergysaving&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.Itprovesthatstudentstendtobethreedimensionalandemotionalinunderstandingandtheirenthusiasminlearningcanbemobilized,andbetterteachingresultsareachieved.
PracticeandThoughtsononCampusTrainingBaseConstructionforEnvironmentalMonitoringandControllingTechnologyMajor
2013, 29(3): 89. doi:
doi:10.3969/j.issn.1009-0479.2013.03.020
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AccordingtothecharacteristicsofEnvironmentalMonitoringandControllingTechnologyMajor,thispaperfirstexpoundsthekeyfunctionsanoncampustrainingbaseshouldhaveandsomecommonproblemsinconstruction.Onthebasisofstatusquo,itoffersapracticalsummaryofhowtoimprovetheconstructionfromfollowingperspectives:specificbasepositioning,clearconstructionthought,scientificdemonstrationofconstructionprocess,optimizedtalenttrainingmodeanddevelopmentandsharingofpracticaltrainingresources.
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