某大型露天矿矿石开拓运输方案研究

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中图分类号：TD57 文献标志码：B 文章编号：1004-4345（2025）02-0007-04

Research on the Development and Transportation Scheme of Ore in a Large Open Pit Mine

KUANG Yong， QI Yan， HUANG Chongjie， YONG Xueyan， CHEN Zhenchao， WANG Leiming （China Nerin Engineering Co.，Ltd.，Nanchang，Jiangxi 33OO38，China）

AbstractInresponse tothecomplex terrainandresourceocurencecharacteristicsofalargeopen-pitlithiumminein China， twotechnicall-feasible tansportationschemeshavebeenproposed：sheme1“road-vehicletransportation”andscheme“roadadit+ orepass”combindtransporatio.Tengineringcharacteristics，investmetostsndoperationalenefitsoftetohswere comparedandanalyzed.Aspresentedintheresearch，although scheme1showslowannualoperatingcost，itisconstrainedbyhigh initialinvestment（0540ooyuan）andlong-termcostamortizatio.Tepresentvalueof tsfullifecclecost（166775900yuan） issignificantlyhigherthanscheme2（867650Oyuan），withadiferenceof8OO180Oyuan.Therefore，amoreeconomicalroad vehiclescheme2（simpleinprocessandflexibleinoperation）isrecommendedtoprovidedecision-makigbasisfortheselectinof transportation schemes for similar high-altitude and deep-concave open-pit mines.

Keywordsopen-pit mining;developmentand transportationscheme; presentvalueof expenses;off-highwayvehicle;life cycle cost

在露天矿山工程体系中，开拓运输系统作为露天矿山工程体系中连接采掘作业与选冶环节的关键环节，其技术方案的合理性直接决定矿山运营的经济性与安全性。（剩余4934字）