外文翻译大型井巷道贯通工程实践Word格式文档下载.docx

外文翻译大型井巷道贯通工程实践Word格式文档下载.docx

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1ProjectOverview

80duringthelate20thcentury,wroteHillgolddepositfoundintheminingareasoutheastof27#pulse,thickveins,notlowgrade,substantialreserves,sotheychangedtheimplementationoftheexpansionproject,twoshaftextensiontobuildanewconcentrator,productionAftertheproductioncapacityof150t/d.Cyanide-widemud-anewzincconcentratorreplacementprocess#pulsewellheadlocatedinthevicinityof27todealwiththemainoreoftheHangHau,Hausunnyoredeputy.Hangthetwoawayfromthe685m,sunnyHangoretothesurfacebytheZL-30shovel5tcapacitydumptrucksloadedtotheconcentrator.Changethedesignoftheexpansionproject,themainshaft27,#networkcanbalancethehammerfordoubleupgradeto8-de-sacunderthemiddle,themiddleofahighdegreeof40m.8forthemiddleelevationof387m.Enhancethecapacityofthemainshaft200t/d.InordertoreducetheoretosurfaceshippingcostsandtoeliminateunreasonablesunnyHangreversesomeoftheoretransport,atthesametime,surfaceminingwhenshippedbytheweatherdisturbanceisplannedwellssunnymiddleextensionfrom5to6middleand6middleelevationofthesamedesignforthe387m.AndthenselectasuitableprogramthroughthemiddleofsunnyHangover6oreproduction,unitytothe27#mainshafttothesurfaceorewarehouse.Thisresultedintwoshaftextensionatthesametime,andthelevelof387meachotherthroughthetwowellsthroughlargeundergroundworks.

2throughtheselectionandimplementationofprograms

Natureoftheworks:

In1990,theimplementationofplanstochangethedesignoftheexpansionproject,themainshaft27#pulsecomprehensiverenovationandextension,extensiontosunnywell.Twooutputshaftextension580m,togetherwiththelevelof387mthroughtheTransportationRoadway840m,whileitstotalmineworksthroughmorethan1400m.By"

rockgoldminegeologicalandsurveyworkregulations"

intherelevantprovisionsof,theworksarelarge-scaleprojectsthrough.

Options:

2shaftinextension,howtoachievetheprojectthroughtoabattlebetweentwooptions.

Thefirstprogram:

sunnyshaftextensionto6middle,5#pulseShihmenseealongveinstowardstheSouthEastprospecting.27#clockshaftextensionto8middle,southandhitmarshallingyardandShihmen50m,120mandthensouth-westveinwearingsee27~1#clockaftertheclockchangethisheadingtothenorthwest.Fromtheore-formingtheory,thesetwobelongtothesamenetworkstructurewithfissures,fractureduetothedegreeofstructureandtheformationofsuchfactorsastimeindependentofeachotherandlinkedtoformthetwoorebodies.Tunnelingalongthevein,throughtheinevitable.

Project:

387mroadwaythroughtheprojectdesignspecifications2•0m×

2•5m,large-scaletransportofmymineroadway.Uponcompletion,thesunnymiddleofalloftheaboveHangHau6orebythemiddleofIngate2•2•2sunnysecondshaftextensionprogramworksless.July1991,wearingShihmensee5#clockpulseafterthesoutheastwillopenupandprospecting,toearly1992,prospectingextendednearly600m,thistimethemainshaft27,#networkextensionjusttothemiddle8.Inordertospeedupthepacethroughtoimprovetheoperatingconditionsof6wellsfromthemiddleofsunny5#pulseprospectingtunneltest6543points,with27#8,themiddleofthenorthsideofthepulseIngate20mdirectdirectionalboring,straight-throughworksofabout400m.

Programtodetermine:

theadvantagesofthefirstprogramisforthepurposeofprospecting,explorationthroughintegrationwithHealth;

shortcomingshavelongdistance,multi-turn,drivingconditions,evenifthelink,becauseoftheneedtoconductquasi-cuttingprojectssuchasmining,makingitdifficulttoplayashipmentRoutetask.Thesecondprogramoftheadvantagesoftheshortdistancethroughtheconstructionconditions,andthebackboneofthetransportroadwayalmostnoturn,couldsignificantlyreducethetimeperiod,costsavings,theimplementationoftheprogram,bythesecond.Verticalslideshaft,theuseofvibrationintothetubdrawingmachine,themotorvehicle4t#connectionstothemainshaft27topositionthesurfaceore.InadditiontoHangHausunny5#pulsealongtheveinsofironoreprospectinginthegoldveinswithtunneling,thestraight-throughworksbymorethan400mthroughtheveinsofrockarethecrystallizationoflimestonefootwalldioriteandneutral,hardrocksolid,isnotentitledconservation,withoutgushing,butnofault,faultandfracturezone.

DriftingthroughtheworksofthemajororganizationsofworkersfromsunnyPossessionissuedbytheproductionplanconstructionsection.Mostofthemalonethefirsttunnelingprojectisplannedon28m,thatis,tocompleteadayofrockblastingandJavatasks;

buthavealsoorganizedafewmonthsoftheso-calledrapidtunneling,thatis,fourclassesdaily,everytwoInsmallclassestocompleteadrivingcycle.Inthisway,themaximumdrivingspeedofeachmonth84•7m.TodriftthroughtheconstructioninNovember1992,HangHausunnyeastmeasuringpointfrom6543isalsodrivingmorethan200m,undergroundtransportdistanceandventilation,workerefficiency,andthereforedecidedtoPulse8and#27onthenorthsideofthemiddleIngaterelativelyboring27,802points.Thewholeprojectlasted2years,surveyworkinthemines,thegeneralreferencemeasurementunit243geologicalteam5"

accuracyofthemeasurementresults.SunnyspotsnearwellNo.507and27#clocknearly512wellpointthecoordinatesofitsnumericaltable.

3throughthemeasurementmethod

Minelarge-scaleprojectsthroughitstechnologyandtechnologytoensurethatthekeyliesinmeasuringtheworkandworkingmethodsofmeasurementaccuracy.AsfarasIamtodayhowtoensurethatmineoreprojectthroughthemeasurementoflarge-scalework,abriefintroductionasfollows.

Miningareacontrolnetworkprofile:

Ifirstbuiltmineoreproduction,measuredaftertheexploration.Miningthebasiccontrolplanenetwork243bythenuclearindustrygroupwiththeLiaoningProvincialGeologicalProspectingBureauofGeophysicalProspectingBrigadein1989andcompletedin1991.Itisbasedonnineroutes,suchasstate-levelⅡⅢHilland山尖controlnetwork,suchasBeijingUniversity.Mineislocatedinthemeantime.Correspondingsurfaceofthehorizontalcontrolnetworkaccuracy.Imineformanyyearsthroughtheapplicationofteststhat,243GeologicalBrigade5"

head-levelcontrolofasmalltriangulationnetwork,itsprecisioncansatisfytheengineeringrequirementsofmine.Theabove-mentionedtwopointsnearwellheadcontrolnetworkisalsoabletomeetthroughprojectneeds,withoutaseparatetestset.

Throughtheworkingmethodsofmeasurement

Shaftjointmeasurement:

thetwoshaftsundergroundInoueContactgyrotheodolitemeasurementsareusedtodeterminethecoordinatesofwirepittheodolitepositioncoordinatestheuseofsingle-wiretransmissionmethod.Determinationofthepitwithgyrotheodoliteazimuthcoordinateswireside,thestrictimplementationofdirectionalgyrotheodoliteobservationoftherelevantprovisionsandrules,thatisadjacenttoeachotherbadswinginthevalueofnotmorethan30"

wirelengthshouldbegreaterthan30m,thezerobiasnomorethan0•5grid,thetwosideofmirrorpositionandorientationknownsightwhilereadingthelevelofthetwodialreadingsbeforeandaftereachobservationnomorethan10poor."

ObservationprocessisfirstmeasuredintheapparatuswhileInoueknownconstant3times.Theapparatusconstantformula:

A=α+γ-αsitTuo-Pingandthentothedeterminationoftheunknownsideofdownholedirectionalgyroazimuthside,whichinaccordancewiththeformula:

α=αTuo-Pingsit-γ+A-typeconvergencefortheradialangle,geodeticlatitudeinthesurveyedareacanbeusedfortheargumentoftheabove-mentionedformula,sothecalculationofthecoordinatesofazimuthdirectionaledge.Inoueandthenbacktotheapparatusconstantdetermined3times.

Inthisway,atotalof6timesbeforeandaftertheequipmentasthebasisforcalculatingtheaverageofconstantorientationwhilemineisbasedonazimuthcoordinates.Inordertoensuretheaccuracyofmeasurementthroughthisshafttwolinkstoanumberofmeasurements.Sunnyshafttwiceondifferentdatescontactmeasurement,theinitialdeterminationofedgecoordinatesazimuth3timesforpointcoordinatestransmissionof4times,twiceeachmeasuredthesameazimuthdifferencecoordinates26•6"

inthescopeofallowablevalues.4Determinationofthecoordinatesofthesamepoint,theXvalueofthelargestdifferenceamong±

4mm,Yvalueofmaximummutualdifference±

4mm.Atthesametimeduringthecontactmeasurements,usingalongsteelruler（150m）dockingwithLevelreadingmethodsreadingSteelRulerElevationimport,transforminstrumentwithtwohigh-Determination,measuredeachotherwithlittleelevationdifferencetozero.27#pulsemeasurementshaftalsolinkedthetwo,start-edge,wireedge,azimuthdeterminationof2,thecoordinatesforpoint2.Theresultis:

poorinter-azimuth11•2"

thesamecoordinatesofeachXvalueofthemaximumdeviation±

7mm,Yvalueofmaximummutualdifference±

3mm,heightmeasuredintoeachotherwithlittleelevationdifference2mm.Contactthemeasurementresultsoftheseshaftstomeettheneedsoftheminethroughthemeasurement.

UndergroundTheodolitetraversing:

Inaccordancewiththeprincipleoflow-levelhigh-levelcontrolandprecisionthroughtheproject,inordertoreducetheaccumulationofm