基于wsn的煤矿井下定位算法-.研究

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1、Abstract—————————————————————————————————————————————～WhlessSellSorNe铆ork(WSN)haLsmoreaIldmoree航ctⅥ植chisconsideredasoneofthetllreebaSetecllIlologyofinfo衄ation；ithaSla玛e叩plicationsconsiStof姗11taryreco皿aissaIlce，precisiona嘶culture，smanhome，industrialcon仃Dl，a11dforestenv

2、lronmentalmoIlitoring，etc．LocalizationaSoneoftheessentialTecllllologiesinWSNisexploreda11dstudiedbym铀lyexpensa11dscholars．Thep印erstudiedlocalizationalgoritllmsiIldomestica11dintemationalbaSedont11esta_tusofcoalminesaf．et)rmollitoring，accordingtomecomplexa11dchaIlginge

3、nvironment、)~，11ichhaSt11ephenomenonofmuhipatll，renectionaIlddim．action，etc．Also，thepaperproposedalocaliz￡Ltionalgoritllmcon．ectedbyvirtualnodes，andtheproposedalgorithmisa】pplicableforcoalmiIleenv砷nment；atlaStmepaperdesi盟edaIldbuiltmeh觚1ware锄dsofh硼replatformtoilIlplem

4、entt11eaLlgoritlun．Themaillresearchisasf0110ws：(1)T卯ic砒WSNlocalizationaJgo枷1111：neresearchont11elocalizationmech砌smandtlleadVantagesaIlddisadvantagesoftlletypicallocalizationalgorithmsa11daIlalysisoft11etypicallocalizationalgorithmscombined诵mmelocalizationalgorimmpe墒m

5、aIlceindicatorsaIldtlleapplicabil时oft11esealgom吼sispresented．(2)Coal111inelocallizationalgoriⅡ1IIl：Afterresearchont11elocalizationmechallismandprincipleoftllelocaJizationalgoritllIIlofthecurrentdomeSticaIldintemationalaccordillgtouIlde唱rouIldcoalminecoInplexandchangin

6、genVirollIIlentalconditions，thep印erreVeals廿latthecurrentu11dergIDuIldlocalizationalgorithmshaVet、ⅣokeV1ssuestos01Ve：④howtoimproVewirelesssignaJaHenuationmodelforthespecialcoalmineroadway，tllerebyt0increasethelocalizationaccuracy；②howtousetheconstraintrelationsllipbe铆e

7、enallchornodesaIldlmknowrIlnodestoco玎ectthelocalizationresult．therebytoincreasethelocalizationaccuracy．(3)Thepaperproposedalocalizationalgorithmwhichisapplicabletocoalmine：‘Ihep印erproposedalocalizationalgorithmco玎．ectedbyvirtualnodesbasedonconstraintrelationsbetweenme

8、coalmineanchornodesandunknOwnnodes．thealgorithmhasimproVedthewei曲tedcentroidlocalizationalgorithmbasedonmeReceiVedSignalStre