巖巷掘進(jìn)工作面熱環(huán)境研究.pdf

1、安徽理工大學(xué)碩士學(xué)位論文巖巷掘進(jìn)工作面熱環(huán)境研究姓名：朱庭浩申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：安全技術(shù)及工程指導(dǎo)教師：劉澤功20100604安徽理工大學(xué)碩士學(xué)位論文AbstractInthepaperthermalenvironmentofheadingfacewasstudiedOntheBasisofintroducedbasiccontentandhomeandabroadaboutnewlyresearchstateofHeadingFa

2、ce，analysisthedeficiencyandputforwardresearchcontentinthispaperStudyonfoundationofprevious，analysisthetemperaturefield，humidityfieldandvelocityfieldofHeadingFace，putforwardindexofthermalcomfortdegreeinHeadingFace，andmore

3、accurateevaluationthermalenvironmentofHeadingFaceThroughanalysis82一underrockconcentrationroadwayofXuTuanmineestablishmentreasonablemodelSimulationfindsthelawoftemperaturefieldandhumidityfield，andshowsthatthetemperaturefi

4、eldandhumidityfieldhavemainlychangeinrangeof3m，whichthetemperatureincrease3“C，andhumidityincreasefrom50％to90％butwhenthedistancemorethan5m，thetemperatureandhumiditykeepsinvariantByanalysisonindexofthermalcomfortdegreeinHe

5、adingFace，wecanseepmvequalto16，butinthereturnairpmvisalwaysupto24WorkersfeelsultrinessgenerallyInordertostudyvariationoftemperatureintheheadingface，especiallyhowteducingtemperature，thispapermainlyresearchonairvolumeandte

6、mperatureThoughsimulationobtainedthatdecreasetheinletairtemperatureCandecreasetemperatureofheadingface，temperatureofinletairlinear誦mtemperatureofheadingfaceWhentheinletairdecreaseto23。O，thetemperatureofheadingfaceCandecr

7、easetodemandstemperature，26“CIncreaseairvolumeCanalsodecreasetemperatureofheadingface，butnotSOsignificantlyⅥ／henairvolumeislowerincreaseairvolumeCandecreasetemperatureofheadingface，butwhenairvolumeishigherincreaseairvolu

8、mehasnoteffectsWhentheairvolumeupto400m3／min，themaximumcapacityonlyCandecreasetemperatureofheadingfaceto28“CExperimentanddateoftemperatureandete，alwaysprovethecorrectnessofsimulationThemeasurescomesfromsimulationhasguidi