眾賞文庫(kù)
全部分類
  • 抗擊疫情 >
    抗擊疫情
    病毒認(rèn)知 防護(hù)手冊(cè) 復(fù)工復(fù)產(chǎn) 應(yīng)急預(yù)案 防控方案 英雄事跡 院務(wù)工作
  • 成品畢設(shè) >
    成品畢設(shè)
    外文翻譯 畢業(yè)設(shè)計(jì) 畢業(yè)論文 開(kāi)題報(bào)告 文獻(xiàn)綜述 任務(wù)書(shū) 課程設(shè)計(jì) 相關(guān)資料 大學(xué)生活 期刊論文 實(shí)習(xí)報(bào)告
  • 項(xiàng)目策劃 >
    項(xiàng)目策劃
    土地準(zhǔn)備 規(guī)劃設(shè)計(jì) 開(kāi)工開(kāi)盤(pán) 項(xiàng)目綜合 竣工移交 售后移交 智慧方案 安全專項(xiàng) 環(huán)境影響評(píng)估報(bào)告 可行性研究報(bào)告 項(xiàng)目建議書(shū) 商業(yè)計(jì)劃書(shū) 危害評(píng)估防治 招投標(biāo)文件
  • 專業(yè)資料 >
    專業(yè)資料
    人文法律 環(huán)境安全 食品科學(xué) 基礎(chǔ)建設(shè) 能源化工 農(nóng)林牧畜 綜合待分類 教育經(jīng)驗(yàn) 行政人力 企業(yè)管理 醫(yī)學(xué)衛(wèi)生 IT技術(shù) 土木建筑 考研專題 財(cái)會(huì)稅務(wù) 公路隧道 紡織服裝
  • 共享辦公 >
    共享辦公
    總結(jié)匯報(bào) 調(diào)研報(bào)告 工作計(jì)劃 述職報(bào)告 講話發(fā)言 心得體會(huì) 思想?yún)R報(bào) 事務(wù)文書(shū) 合同協(xié)議 活動(dòng)策劃 代理加盟 技術(shù)服務(wù) 求職簡(jiǎn)歷 辦公軟件 ppt模板 表格模板 融資協(xié)議 發(fā)言演講 黨團(tuán)工作 民主生活
  • 學(xué)術(shù)文檔 >
    學(xué)術(shù)文檔
    自然科學(xué) 生物科學(xué) 天文科學(xué) 醫(yī)學(xué)衛(wèi)生 工業(yè)技術(shù) 航空、航天 環(huán)境科學(xué)、安全科學(xué) 軍事 政學(xué) 文化、科學(xué)、教育、 交通運(yùn)輸 經(jīng)濟(jì) 語(yǔ)言、文字 文學(xué) 農(nóng)業(yè)科學(xué) 社會(huì)科學(xué)總論 藝術(shù) 歷史、地理 哲學(xué) 數(shù)理科學(xué)和化學(xué) 綜合性圖書(shū) 哲學(xué)宗教
  • 經(jīng)營(yíng)營(yíng)銷 >
    經(jīng)營(yíng)營(yíng)銷
    綜合文檔 經(jīng)濟(jì)財(cái)稅 人力資源 運(yùn)營(yíng)管理 企業(yè)管理 內(nèi)控風(fēng)控 地產(chǎn)策劃
  • 教學(xué)課件 >
    教學(xué)課件
    幼兒教育 小學(xué)教育 初中教育 高中教育 職業(yè)教育 成人教育 高等教育 考研資源 試題真題 作業(yè)習(xí)題 課后答案 綜合教學(xué)
  • 土木建筑 >
    土木建筑
    專項(xiàng)施工 應(yīng)急預(yù)案 建筑規(guī)范 工藝方案 技術(shù)交底 施工表格 圖片圖集
  • 課程導(dǎo)學(xué) >
    課程導(dǎo)學(xué)
    醫(yī)學(xué)綜合 中醫(yī)養(yǎng)生 醫(yī)學(xué)研究 身心發(fā)展 醫(yī)學(xué)試題 影像醫(yī)學(xué) 醫(yī)院辦公 外科醫(yī)學(xué) 老年醫(yī)學(xué) 內(nèi)科醫(yī)學(xué) 婦產(chǎn)科 神經(jīng)科 醫(yī)學(xué)課件 眼鼻喉科 皮膚病科 腫瘤科 兒科醫(yī)學(xué) 康復(fù)醫(yī)學(xué) 全科醫(yī)學(xué) 護(hù)理學(xué)科 針灸學(xué)科 重癥學(xué)科 病毒學(xué)科 獸醫(yī) 藥學(xué)
  • 土木建筑 (共549 份)
  • 用時(shí):10ms
    • 簡(jiǎn)介:IMPERIALJOURNALOFINTERDISCIPLINARYRESEARCHIJIRVOL3,ISSUE2,2017ISSN24541362,HTTP//WWWONLINEJOURNALINIMPERIALJOURNALOFINTERDISCIPLINARYRESEARCHIJIRPAGE1850ASSESSMENTOFTOTALQUALITYMANAGEMENTINCONSTRUCTIONINDUSTRYKSATHISHRAJA1MUBEENAM21ASSISTANTPROFESSOR,CIVILENGINEERINGDEPARTMENT,NEHRUINSTITUTEOFTECHNOLOGY,COIMBATORE641105,INDIA2PGSTUDENT,CIVILENGINEERINGDEPARTMENT,NEHRUINSTITUTEOFTECHNOLOGY,COIMBATORE641105,INDIAABSTRACTTOTALQUALITYMANAGEMENTTQMPROCEDUREISACURRENTGADGETWITHINTHEAREAOFQUALITYLATELYMANYCORPORATIONSHAVERESORTEDTOTHESOFTWAREOFTOTALHIGHQUALITYCONTROL,THATALLOWSYOUTOASSESSINGTHEEXTENTOFFINEANDTOIMPROVEITTOBECOMPETITIVEINTODAY’SMARKETPLACE,ITISCRITICALFORCONSTRUCTIONGROUPSTOOFFEREXTRACONSTANTPLEASANTANDPRICETOTHEIROWNERS/CUSTOMERSITSCAUSEISTOPROVOKEEXTRATEAMWORKONTHEJOBSITE,ANDTOPROVIDEHIGHEREXCEPTIONALPAINTINGSTHEMOTIVEOFTHISPAPERISTOLOOKATTHETQMINTHECONSTRUCTIONINDUSTRYTHEHAVEALOOKATAPPEARSATTHERELATIONSHIPBETWEENTHELIFEOFTQMCOVERAGEANDFREQUENCYOFCONSUMERCOMPLAINTSANDPARTICIPATIONOFPERSONNELINDESIGNINGEXCEPTIONALCONTROLSCHEMESASURVEYOF30RESPONDENTS,PRIMARILYBASEDONLITERATUREREVIEWANDINVESTIGATIVEAPPROACHBECOMECARRIEDOUTTHEUSEOFQUESTIONNAIRESSPSSSTATISTICALDEVICEISTOBEAPPLIEDFORSTATISTICSANALYSISTHEISSUESIDENTIFIEDFROMTHERECORDSANALYSISAREEVALUATEDANDCONTROLLEDBYWAYOFTHEUSAGEOFSIMPLEXTECHNIQUEEVENTUALLY,TAKEALOOKATWHETHERORNOTTHEOBJECTIVEOFGAININGCUSTOMERPRIDEWITHTHEAIDOFENHANCINGTHEBESTINSIDETHEAREAMAYBEDONEORNOT1INTRODUCTIONFIRSTCLASSISONEOFTHEVITALELEMENTSWITHINTHESUCCESSOFPRODUCTIONTASKSEXCEPTIONALOFCREATIONTASKS,ASWELLASASSIGNMENTFULFILLMENT,CANBEAPPEAREDASTHEFULFILLMENTOFEXPECTATIONSOFTHETASKCONTRIBUTORSTHECONSTRUCTIONINDUSTRYININDIAHASBEENSTRUGGLINGWITHEXCELLENTPROBLEMSFORMANYYEARSAWIDESPREADQUANTITYOFTHEPRICERANGEISSPENTEACHYEARONINFRASTRUCTUREANDOTHERDEVELOPMENTPROJECTSBECAUSETHEGREATRESULTSOFTHEINITIATIVESARENTINKEEPINGWITHREQUIREDSTANDARDS,DEFECTIVECREATIONTAKESPLACETHEREFOREADDITIONALINVESTMENTSAREREQUIREDFORRECTIFYTHEDEFECTSANDPROTECTIONPAINTINGSACONSTRUCTIONMISSIONINITSLIFESPANISGOINGTHRUONEOFAKINDSTAGESBESTOFCONSTRUCTIONPROJECTSISRELATEDWITHPROPEREXCEPTIONALMANAGEMENTINALLOFTHEPHASESOFASSIGNMENTEXISTENCECYCLEDESIGNANDCONSTRUCTIONARETHETWOIMPORTANTPHASESOFVENTUREEXISTENCECYCLEWHICHAFFECTTHEFINEFINALRESULTSOFCREATIONINITIATIVESDRASTICALLYINANEDOCOUNTRYWIDEECONOMICIMPROVEMENTOFFICE,LONDONSURVEYGEAREDTOWARDENHANCINGSTRATEGIESOFQUALITYMANIPULATEFORCONSTRUCTINGWORKSITTURNEDINTODISCOVEREDTHAT“LAYOUT“AND“TERRIBLEWORKMANSHIPINSIDETHEPRODUCTIONPROCESS“BLENDEDTOSHAPEEXTRATHANNINETYOFTHEWHOLEFAILUREEVENTS11OBJECTIVEOFTHESTUDYQMSPLACESEMPHASISONPREVENTION,NOTCORRECTIONTHEGOALWHICHWORKSTHATIS100FREEOFERRORS,FREEOFACCIDENTS,AND100FREEOFWASTETHEAIMOFTHEWORKISTODOTHINGSRIGHTATTHEFIRSTTIME,ELIMINATINGWASTEANDREWORKTOGAINTHIS,ITSMILESESSENTIALTOAWARENESSON“TACTICS”APROCESSISATASKORASERIESOFTASKSTHEMAINOBJECTIVEOFTHISSTUDYISTOCREATETHEQUALITYAWARENESSTOTHECONSTRUCTIONCOMPANYESPECIALLYSMALLSCALEINDUSTRIESBECAUSEALLTHELITERATUREANDSTATISTICSSHOWSTHATSMALLSCALECONSTRUCTIONINDUSTRIESNOTTHATMUCHAWAREOFQMSQUALITYMANAGEMENTSYSTEMWHENEVERTHEQUALITYMANAGEMENTSYSTEMISIMPLEMENTEDWECANEASILYMINIMIZETHEWASTAGEOFMATERIAL,COSTOVERRUN,WASTAGEOFTIME,ETC,SPECIFICALLY,THEAIMSANDOBJECTIVESOFTHISRESEARCHPROJECTINCLUDES,INVESTIGATETHEADOPTIONANDIMPLEMENTATIONOFQMSINTHECONSTRUCTIONINDUSTRYDETERMINETHEMAJORFACTORSTHATAREMOSTLYAFFECTINGTHEQUALITYOFCONSTRUCTIONDURINGTHECONSTRUCTIONPARTICULARLYINEXECUTIONPHASETOCREATETHEQUALITYAWARENESSTOTHELOWLEVELCONSTRUCTIONORGANISATIONSTOMINIMIZETHEINDIRECTCOSTOFTHEPROJECTANDALSOREDUCETHEWASTAGEOFWASTAGEOFMATERIALS,TIME,MONEY,MANPOWER,ETC12NEEDOFTHESTUDYINDIFFERENTPRODUCTIONINDUSTRIESAREORGANISINGTHETQMGENERALHIGHQUALITYMANAGEMENTDEVICEHOWEVERINCONSTRUCTIONENTERPRISEWECANNOTESTABLISHEVENQMSGREATCONTROLSYSTEMTHECAUSEATTHEBACKOFISEVERYCONSTRUCTIONUNDERTAKINGISIMPERIALJOURNALOFINTERDISCIPLINARYRESEARCHIJIRVOL3,ISSUE2,2017ISSN24541362,HTTP//WWWONLINEJOURNALINIMPERIALJOURNALOFINTERDISCIPLINARYRESEARCHIJIRPAGE1852LOOKINGINTOTHEOVERALLTRAININGCOVERAGE,THEISO9001REGISTEREDBUSINESSESHAVEMORECHALLENGEATTHEEDUCATIONINTHEIRPERSONNELTHANTHENONREGISTEREDONESTHEYNOWNOTMOSTEFFECTIVEPAYFORTHEROUTEEXPENSES,BUTALSOALLOWTHEMTOGETHOLDOFSCHOOLINGINTHECOURSEOFOPERATINGHOURSFORNONREGISTEREDCOMPANIES,THEORGANIZATIONMAYADDITIONALLYREIMBURSETHECOURSEPRICESHOWEVEREMPLOYEESMUSTATTENDEDUCATIONPERIODSOUTOFDOORSOFWORKINGHOURSFURTHERMORE,REGULAREDUCATIONPROGRAMMESONTECHNICALANDPCKNOWHOWWERENORMALLYSUPPLIEDINLOTSOFORGANIZATIONSTHEMAXIMUMFAMOUSTRAININGPROGRAMMEORGANIZEDBYMEANSOFISO9001REGISTEREDGROUPSCHANGEDINTOFIRSTRATEKNOWLEDGE233LIMITATIONOFWEATHERWEATHERBECAMECERTAINLYONEOFSEVERALESSENTIALBARRIERSASITOCCASIONALLYCANNOTBEPREVENTEDINCLUSIVEOFFLOODING,TYPHOON,ANDMANYOTHERSCLIMATESITUATIONSERIOUSLYAFFECTSALLRIGGINGOPERATIONSINDUSTRIESSUCHASMARINE,CONSTRUCYIONANDOTHERSTHATINVOLVEOUTOFDOORSPRODUCTIONTHOROUGHLYNEEDTOBEARINMINDCLIMATESITUATIONSATTHESAMETIMEASPLANNINGANDEXECUTINGTHEIROPERATIONSWEATHERSITUATIONSAFFECTTHESTEADINESS,DESIGNANDOVERALLPERFORMANCEOFTHESHAPETHECONSTRUCTIONENTERPRISEWISHESTOMAKEBEAWAREOFSUCHCONDITIONSASMOSTOFITSOPERATIONAREPERFORMEDINSIDETHEOPENANDCONCERNTOALLFORMOFWEATHER234LACKOFCOORDINATIONAMONGDEPARTMENTSCOORDINATIONISVERYIMPORTANTFORPROJECTSUCCESSFULBECAUSECOORDINATIONBETWEENTHEDEPARTMENTSISFAILEDTHATMAYLEADSTOWRONGEXECUTIONORMAYAFFECTTHESEQUENCEOFWORKFOREXAMPLECONSIDERTHEMEPMECHANICALELECTRICALPLUMBINGDEPARTMENTNOTPROPERLYCOORDINATEWITHEXECUTIONTEAM,NOWEXECUTIONTEAMDONETHEPLASTERINGWORKBEFOREPLUMBINGWORKSARENOTDONEDUETOLACKOFCOORDINATIONHEREDEFINITELYREWORKREQUIREDSOAUTOMATICALLYQUALITYISMISPLACED235LIMITATIONOFCONSTRUCTIONMETHODOLOGYCONSTRUCTIONWORKSINSOMEAREASCOULDNOTBEPERFORMEDBYREGULARMETHODBECAUSETHEREWEREBUILDINGSAROUNDCONSTRUCTIONSITE,SOTHECONTRACTORHADTOFINDNEWMETHODSTHATWERESUITABLETOCONSTRUCTANDSOMETIMESUSEDSPECIALISTENGINEERWHENSOMECONSTRUCTIONWORKSWEREINSTEPOFCONSTRUCTIONPOORCONSTRUCTIONMETHODSISRESPONSIBLEFORTHEFAILUREOFTHEBUILDINGSANDSTRUCTUREITISCAUSEDDUETONEGLIGENCEANDINADEQUATEQUALITYCONTROLATWORKSITE3QUALITYIMPROVEMENTTECHNIQUESGENERALBESTCONTROLSPECIALLYNEEDSASYSTEMOFPERSEVEREDIMPROVEMENTAIMEDTOWARDLOWERINGVARIABILITYANBUSINESSENTERPRISEWISHINGTOAIDANDBROADENSUCHAPROCESSDESIRESTOUSEQUALITYCONTROLTOOLSANDTECHNIQUESITSFARPRUDENTFIRSTOFALLTHEMOREEASYEQUIPMENTANDTECHNIQUESTHESEARETAKEALOOKATSHEET,CHECKLIST,HISTOGRAM,PARETODIAGRAM,CAUSEANDEFFECTDIAGRAMFISHBONEDIAGRAM,SCATTERCHARTANDFLOWCHART31CHECKSHEETCHECKSHEETISUSEDTOFILEOCCASIONS,ORNONEVENTSNON–CONFORMANCESTHEYALSOCANCONSISTOFFACTSINCLUSIVEOFTHELOCATIONWHEREINTHEOCCASIONCAMEABOUTANDANYKNOWNCAUSESTHEYAREUSUALLYPREPAREDINADVANCEANDAREFINISHEDWITHTHEAIDOFFOLKSTHATARECARRYINGOUTTHEOPERATIONSORMONITORINGTHEIRPROGRESSTHEPRICEOFCHECKSHEETCANBERETROSPECTIVEANALYSIS,SOTHATTHEYASSISTWITHTROUBLEIDENTIFICATIONANDHASSLESOLVING32PDCACYCLEPCISANITERATIVEFOURSTEPCONTROLAPPROACHUTILIZEDINBUSINESSFORTHEMANAGEANDNONSTOPDEVELOPMENTOFAPPROACHESANDPRODUCTSITSALSOKNOWNASTHEDEMINGCIRCLE/CYCLE/WHEEL,SHEWHARTCYCLE,MANAGECIRCLE/CYCLE,ORPLAN–DO–TAKEALOOKAT–ACTANYOTHERVERSIONOFTHISPCCYCLEISOPDCATHEBROUGHT“O“STANDSFOROBSERVATION33HISTOGRAMHISTOGRAMAFFORDSAGRAPHICALILLUSTRATIONOFTHEPERSONMEASUREDVALUESINAINFORMATIONSETCONSISTENTWITHTHEFREQUENCYOFINCIDENCEITALLOWSTOVISUALISETHEDISTRIBUTIONOFFACTSANDTHEREARESEVERALFORMS,WHICHNEEDTOBEDIAGNOSED,ANDONTHISWAYTHEYREVEALTHEQUANTITYOFVERSIONINSIDEAPROCESSITSHOULDBEPROPERLYDESIGNEDINORDERTHATFOLKSWHOCARRYOUTTHEOPERATIONCANEASILYUSETHEM34PARETOANALYSISITISATECHNIQUEEMPLOYEDTOPRIORITIZETHEPROBLEMSSOTHATATTENTIONISINITIALLYFOCUSEDONTHOSE,HAVINGTHEGREATESTEFFECTITWASDISCOVEREDBYANITALIANECONOMIST,NAMEDVILFREDOPARETO,WHOOBSERVEDHOWTHEVASTMAJORITYOFWEALTH80WASOWNEDBYRELATIVELYFEWOFTHEPOPULATION20ASAGENERALIZEDRULEFORCONSIDERINGSOLUTIONSTOPROBLEMS,PARETOANALYSISAIMSTOIDENTIFYTHECRITICAL20OFCAUSESANDTOSOLVETHEMASAPRIORITY
      下載積分: 10 賞幣
      上傳時(shí)間:2024-03-14
      頁(yè)數(shù): 7
      7人已閱讀
      ( 4 星級(jí))
    • 下載積分: 14 賞幣
      上傳時(shí)間:2024-01-07
      大?。?2.01(MB)
      子文件數(shù):
      5人已閱讀
      ( 4 星級(jí))
    • 下載積分: 14 賞幣
      上傳時(shí)間:2024-01-07
      大?。?3.22(MB)
      子文件數(shù):
      6人已閱讀
      ( 4 星級(jí))
    • 下載積分: 14 賞幣
      上傳時(shí)間:2024-01-07
      大?。?0.98(MB)
      子文件數(shù):
      15人已閱讀
      ( 4 星級(jí))
    • 下載積分: 14 賞幣
      上傳時(shí)間:2024-01-07
      大?。?3.17(MB)
      子文件數(shù):
      5人已閱讀
      ( 4 星級(jí))
    • 下載積分: 13 賞幣
      上傳時(shí)間:2023-07-21
      大?。?4.66(MB)
      子文件數(shù):
      16人已閱讀
      ( 4 星級(jí))
    • 下載積分: 13 賞幣
      上傳時(shí)間:2024-01-07
      大?。?0.4(MB)
      子文件數(shù):
      14人已閱讀
      ( 4 星級(jí))
    • 下載積分: 14 賞幣
      上傳時(shí)間:2024-01-07
      大?。?2.08(MB)
      子文件數(shù):
      19人已閱讀
      ( 4 星級(jí))
    • 簡(jiǎn)介:PROCEEDINGSOF2008NSFENGINEERINGRESEARCHANDINNOVATIONCONFERENCE,KNOXVILLE,TENNESSEEGRANT0530759EXPERIMENTALSIMULATIONOFTSUNAMIHAZARDSTOBUILDINGSANDBRIDGESHRRIGGS,IANNROBERTSON,KWOKFAICHEUNG,GENOPAWLAKUNIVERSITYOFHAWAIIATMANOAYINLUYOUNGANDSOLOMONCSYIMPRINCETONUNIVERSITYOREGONSTATEUNIVERSITYABSTRACTTHISPROJECTINVESTIGATESTSUNAMIHAZARDSFACEDBYCOASTALINFRASTRUCTURETHROUGHEXPERIMENTALANDNUMERICALSIMULATIONPRIMARYFOCUSOFTHEINVESTIGATIONISONSCOURANDFLUIDLOADSFROMRUNUP,INUNDATION,ANDDRAWDOWNWHENTSUNAMIBORESHITSTRUCTURESTHEFOCUSOFTHEEXPERIMENTSISTOOBTAINQUALITYDATATHATCANBEUSEDTOVALIDATENUMERICALMODELSANDCODESTHEOBJECTIVEOFTHISPAPERISTODOCUMENTTHECOMPLETEEXPERIMENTALSETUPSASWELLASTHESEQUENCEOFEXPERIMENTSANDTOPROVIDESOMEPRELIMINARYDATATHEPAPERWILLPROVIDEAREFERENCEOFTHEEXPERIMENTALDESIGNTHATSUBSEQUENTPUBLICATIONSCANCITE1INTRODUCTIONCOASTALINFRASTRUCTURESUCHASBUILDINGS,BRIDGES,HIGHWAYS,ANDHARBORFACILITIESNEARSHORELINESTHATARESUSCEPTIBLETOTSUNAMIINUNDATIONAREATRISKOFSIGNIFICANTDAMAGEIFTHESTRUCTURESARENOTADEQUATELYDESIGNEDFORSUCHLOADSTHE2004GREATINDIANOCEANTSUNAMIDEMONSTRATEDTHIS,ANDTHEDEVASTATIONHASBEENWELLDOCUMENTEDREF13SHOWCLEAREXAMPLESOFDAMAGEASARESULTOFBOTHSCOURANDFLUIDLOADINGFROMTHATTSUNAMITHESTRUCTURALDAMAGEISVERYSIMILARTOWHATCANHAPPENFROMHURRICANESTORMSURGEANDWAVESSUCHDAMAGEFROMHURRICANEKATRINAISSHOWNINFIGURE1–FIGURE3FIGURE1US90BRIDGEFROMBAYSTLOUISTOPASSCHRISTIANSHOWINGDISLOCATIONDUETOBUOYANCYANDHYDRODYNAMICLOADS4FIGURE2DOUBLETEENEGATIVEBENDINGFAILUREINPARKINGSTRUCTUREATGRANDCASINO,BILOXI–BOTTOMPICTUREISINSETFROMTOPPICTURE5ALTHOUGHTHEREARESOMECLEARDIFFERENCESBETWEENTHEDAMAGEMECHANISMSOFTSUNAMIANDHURRICANESURGE/WAVES,THEREAREALSOSIMILARITIESANDTHERESULTINGDAMAGEISSTRIKINGLYSIMILARTHETSUNAMITHREATHASBEENRECEIVINGINCREASEDATTENTIONARECENTSPECIALISSUEOFTHEASCEJOURNALOFWATERWAY,PORT,COASTALANDOCEANENGINEERINGFOCUSEDONTSUNAMIENGINEERING,WHICHWASDEFINEDAS‘THOSEACTIVITIESTHATARESIGNIFICANTFORTHEENGINEERINGGOALOFDESIGNINGANDPROTECTINGTHEBUILTENVIRONMENTANDTHEPEOPLETHATDWELLTHEREIN,WITHREGARDTOPOTENTIALTSUNAMIHAZARDS’6UNFORTUNATELY,DESIGNERSNSFGRANT0530759NSFPROGRAMNAMENEESRESEARCHPROCEEDINGSOF2008NSFENGINEERINGRESEARCHANDINNOVATIONCONFERENCE,KNOXVILLE,TENNESSEEGRANT0530759THEWAVEMAKERISAPISTONTYPE,ELECTRICMOTORITCONSISTSOF29BOARDS,EACH20MHIGHREGULAR,IRREGULAR,ANDTSUNAMISOLITARYWAVESCANBEGENERATED,BOTHSINGLEANDMULTIDIRECTIONALTHEWAVEPERIODSRANGEFROM05STO10STHEPISTONSHAVEAMAXIMUMSTROKEOF21MANDAMAXIMUMVELOCITYOF20M/SINFORMATIONONTHEFACILITYCANBEFOUNDONTHEWEB13UNFORTUNATELY,THETWBDOESNOTHAVEARECONFIGURABLEBEACH,ANDBEACHCONFIGURATIONSFORSPECIFICPROJECTSMUSTBECUSTOMMADEFOROUREXPERIMENTS,WEREQUIREDANUMBEROFBEACHSLOPESANDFRINGINGREEFCONFIGURATIONSITWOULDHAVEBEENTOOEXPENSIVE,ANDTAKENTOOLONG,TORECONFIGUREBEACHESTHATSPANNEDTHEENTIRE265MWIDTHOFTHEBASININADDITION,TOOBTAINTHEDATAREQUIRED,WEWEREMOSTLYINTERESTEDINTWODIMENSIONALFLOWASARESULT,WECONSTRUCTEDTWOCONCRETEWALLSALONGTHELENGTHOFTHEBASINTOCREATETHREECHANNELS,TWOOFWHICHARE216MWIDEANDAREUSEDINOUREXPERIMENTSFIGURE5THEOUTERWALLHASTHREE11MX07MPLEXIGLASVIEWPORTSDOWNSTREAMTOOBTAINAVERTICALPLANEVIEWANDVIDEOCAPTUREOFTHEFLUIDFLOWANDSEDIMENTTRANSPORTTHEREMAINDEROFTHEBASIN,APPROXIMATELY218MWIDE,ISUSEDBYOSUFORUNRELATEDTSUNAMIEXPERIMENTSANDFORAPAYLOADPROJECTALLTHREECHANNELSEXPERIENCEDTHESAMEWAVEFIELDS,WHICHWERECONTROLLEDBYOURTESTSFIGURE4TSUNAMIWAVEBASINTWB13OUREXPERIMENTSREQUIREDFIVESETSOFBASICBEACHCONFIGURATIONSTWOWITHACONSTANTSLOPEFROMTHEBOTTOMOFTHEBASINATSLOPESOF110AND115,ANDTHREEWITHBEACHSLOPESOF15,110,AND115ANDAFRINGINGREEFINTHECASESOFAFRINGINGREEF,THEBEACHSLOPETERMINATEDATANELEVATIONOF1MABOVETHEBASINBOTTOMANDWASHORIZONTALTHEREAFTERTHEBASICCONFIGURATIONISSHOWNINFIGURE6FORTHE110BEACHSLOPEWITHREEFFORTHERUNUP/INUNDATIONSTUDIESANDTHESTRUCTURALLOADINGSTUDIES,THEBEACHWASCONCRETEEXCEPTFORTHE115SLOPE,THEUPPERPORTIONOFWHICHWASASTEELPLATEFORTHESCOURSTUDIES,THESLOPEWASCREATEDBYSANDWATERDEPTHSOF10,105,110,AND115MWEREUSEDWAVEHEIGHTSFROM01TO06MININCREMENTSOF01MWEREUSEDWHILETHEFOCUSWASONSOLITARYWAVES,TOMODELATSUNAMI,SOMECNOIDALANDSTORMWAVESWEREALSORUNTOOBTAINABROADERRANGEOFDATAFIGURE5CHANNELSINSTALLEDINTWBINTHEFOLLOWINGSECTIONS,THEEXPERIMENTALSETUPSANDRESULTSFROMEACHOFTHETHREETHRUSTSAREDISCUSSEDINMOREDETAIL3WAVEENERGYDISSIPATIONTHECOASTLINESAROUNDHAWAIIANDOTHERTROPICALLOCATIONSAREFRONTEDBYFRINGINGREEFS,WHICHTYPICALLYCONSISTOFASTEEPREEFFACEANDASHALLOWREEFTOPWITHHIGHLYIRREGULARSURFACETHESELARGECOASTALFEATURESBETWEENLANDANDOCEANMAYHAVESIGNIFICANTIMPLICATIONFORTSUNAMIHAZARDSASSESSMENTANDMITIGATIONAPARTFROMANECDOTALREPORTSOFTSUNAMIDAMAGEORLACKOFDAMAGETOCOASTLINESWITHREEFSTRUCTURES,ASYSTEMATICSTUDYOFTHEPROTECTIONPROVIDEDBYFRINGINGREEFSTOCOASTALINFRASTRUCTUREISNOTIMMEDIATELYEVIDENTFIVESERIESOFEXPERIMENTSWERESPECIFICALLYDESIGNEDTOINVESTIGATETSUNAMITRANSFORMATIONANDENERGYDISSIPATIONOVERFRINGINGREEFSTHETWOCONSTANTSLOPEEXPERIMENTSAREPRIMARILYUSEDTOTESTTHEEFFECTSOFBEDFORMROUGHNESSONTSUNAMIBOREFORMATIONANDENERGYDISSIPATIONTHETHREEREEFCONFIGURATIONSWEREDESIGNEDTOCOVERNATURALFRINGINGREEFPROFILESGATHEREDFROMOAHU,HAWAIIANDGUAM,MARIANAISLANDSFORSOMEOFTHETESTS,AREEFCRESTISADDEDATTHEREEFEDGETOCREATEASHALLOWLAGOONBEHINDFIGURE6SHOWS,FOREXAMPLE,THEEXPERIMENTALSETUPFORTHE110REEFCONFIGURATIONARESISTANCEWAVEGAUGENEARTHEWAVEMAKERRECORDSTHEINCIDENTWAVEPROFILE,WHILEGAUGESPLACEDAT1MINTERVALSOVERTHEREEFFACERECORDTHEPROFILETRANSFORMATIONTHEFORMATIONOFTHEBORESATTHEREEFEDGEANDTHECORRESPONDINGVELOCITYPROFILEARECAPTUREDBYFOURADVSMOUNTEDFROMABRIDGEACROSSTHEFLUMEASERIESOFPRESSURE
      下載積分: 10 賞幣
      上傳時(shí)間:2024-03-14
      頁(yè)數(shù): 8
      16人已閱讀
      ( 4 星級(jí))
    • 簡(jiǎn)介:中文中文5000字,字,3200單詞,單詞,17萬(wàn)英文字符萬(wàn)英文字符出處出處RIGGSHR,ROBERTSONIN,CHEUNGKF,ETALEXPERIMENTALSIMULATIONOFTSUNAMIHAZARDSTOBUILDINGSANDBRIDGESC//NSFCMMIENGINEERINGRESEARCHANDINNOVATIONCONFERENCENSFCMMIENGINEERINGRESEARCHANDINNOVATIONCONFERENCE2008美國(guó)國(guó)家基金會(huì)撥款0530759NSF項(xiàng)目名稱地震工程茉莉網(wǎng)絡(luò)試驗(yàn)關(guān)于海嘯對(duì)建筑物及橋梁的危害的模擬實(shí)驗(yàn)HRRIGGS,IANNROBERTSON,KWOKFAICHEUNG,GENOPAWLAK馬洛阿夏威夷大學(xué)YINLUYOUNGANDSOLOMONCSYIM普林斯頓大學(xué)奧勒岡州立大學(xué)摘要這個(gè)項(xiàng)目通過(guò)試驗(yàn)及數(shù)字模擬來(lái)調(diào)查海岸基礎(chǔ)結(jié)構(gòu)設(shè)施在面對(duì)海嘯時(shí)的危害。本次調(diào)研尤為聚焦在海嘯孔打擊結(jié)構(gòu)時(shí)的水位上漲、漫灘及水位下降所帶來(lái)的沖刷及液體荷載的影響。本實(shí)驗(yàn)的關(guān)鍵是獲取高質(zhì)量的數(shù)據(jù)以證實(shí)數(shù)字模型和代碼的正確性。此論文的目標(biāo)是用文件證明這個(gè)完整的實(shí)驗(yàn)機(jī)構(gòu)及其結(jié)果并提供一些重要的數(shù)據(jù)。本論文將提供一些相關(guān)的實(shí)驗(yàn)設(shè)計(jì)裝置因而使后來(lái)的出版物能夠引用。1引入如果結(jié)構(gòu)沒(méi)有足夠的設(shè)計(jì)來(lái)承受海嘯荷載的話,海岸基礎(chǔ)設(shè)施的機(jī)構(gòu),如建筑物、橋梁、高速公路和靠近海岸線并易受海嘯漫灘的海港都有存在承受巨大損失的隱患。2004年的印度洋大海嘯就能證明上述觀點(diǎn)。那次的毀壞很好的被文件證明。引文13清晰的展示了來(lái)自海嘯所造成的沖刷集流體所造成破壞的示例。海嘯所造成的結(jié)構(gòu)破壞與颶風(fēng)的大浪和波濤所造成的破壞非常相似,如數(shù)據(jù)13所展示的卡特里拉颶風(fēng)。圖1美國(guó)90大橋從STLOUIS海灣到CHRISTIAN關(guān)口說(shuō)明了浮力和流體荷載造成的轉(zhuǎn)位4圖2發(fā)生在GRANDCASINO停車(chē)建筑物,BILOXI底部圖片是上圖的一個(gè)說(shuō)明。雖然海嘯大量和颶風(fēng)波浪的破壞機(jī)理有一些明顯的不同,但是它們?nèi)匀挥邢嗨浦幥移淦茐慕Y(jié)果驚人的相似。海嘯威脅得到持續(xù)的關(guān)注,ASCE關(guān)于水運(yùn)、港口、海岸及海洋工程的海岸工程CFD模型的正確性,這個(gè)沉積物運(yùn)輸和沖刷實(shí)驗(yàn)被設(shè)計(jì)用于研究海嘯腐蝕和沉積物的過(guò)程,包括波浪形狀的影響,波浪與土壤的相互作用,波浪與土壤與結(jié)構(gòu)的的相互作用,其目標(biāo)是威力收集基準(zhǔn)數(shù)據(jù)用于完善和證實(shí)海嘯沉積物運(yùn)輸模型,并最大限度的完善設(shè)計(jì)工具來(lái)確定海嘯規(guī)模及沖刷位置。這個(gè)項(xiàng)目實(shí)驗(yàn)設(shè)計(jì)和實(shí)驗(yàn)?zāi)P蛯⒃诖渭右栽敿?xì)描述,目標(biāo)是描述一個(gè)完整的實(shí)驗(yàn)項(xiàng)目用以給后來(lái)的相關(guān)發(fā)表文獻(xiàn)引用參考。隨著數(shù)據(jù)的分析,實(shí)驗(yàn)將不斷的進(jìn)行,然而,我們還是將一些初步的結(jié)果公布如此。這個(gè)試驗(yàn)對(duì)三個(gè)作用力(水位上漲\漫灘、結(jié)構(gòu)荷載、沉積物運(yùn)輸和沖刷)的試驗(yàn)設(shè)立將為別加以描述。但是我們首先把這幾個(gè)模塊的試驗(yàn)設(shè)施和基本的設(shè)立步驟進(jìn)行描述。2基本的試驗(yàn)設(shè)立步驟;這次試驗(yàn)主要是在俄勒岡州立大學(xué)的OHHINSDALE波浪實(shí)驗(yàn)室進(jìn)行,專業(yè)的器材為海嘯波浪池(TWB),這是NSF的NEES設(shè)備,這個(gè)方形水池(數(shù)據(jù)4)規(guī)格為488M265M21M,其最大水深為13M,能產(chǎn)生08M的水位超高值,這波浪生成器為活塞式,電力馬大型,它由29個(gè)20M高的板構(gòu)成。常規(guī),非常規(guī)的海嘯波(獨(dú)立的)能夠被產(chǎn)生,單個(gè)的或是多方位的也能產(chǎn)生。波的周期從05S到10S不等。活塞具有21M的最大沖程和20M/S的最大速度,設(shè)備的相關(guān)信息在應(yīng)用13的網(wǎng)站上能夠找到。不幸的是,這個(gè)TWB沒(méi)有可重構(gòu)的海灘,專業(yè)項(xiàng)目的海灘配置必須按慣例來(lái)制造,對(duì)于我們此次的試驗(yàn),我們需要一系列的海灘斜坡和岸礁配置,這將花費(fèi)巨大并且耗時(shí)較長(zhǎng)。重構(gòu)海灘將橫跨整個(gè)水池265M的寬度。此外為了獲取請(qǐng)偶們所需的數(shù)據(jù),我們主要對(duì)二維流比較感興趣,因而,我們沿著池子縱向建造了兩道混凝土墻來(lái)制造了這個(gè)海峽,其中的兩個(gè)216M寬并且應(yīng)用到我們的試驗(yàn)中數(shù)據(jù)5,外墻在下游處有3個(gè)11M07M的樹(shù)脂玻璃視口用以獲取垂直的平面視野和對(duì)液體流動(dòng)及沉積物運(yùn)輸?shù)牟蹲健_@個(gè)水池容器,大約218M寬,用于OSU對(duì)不相關(guān)海嘯試驗(yàn)及有效荷載的研究,所有的3個(gè)模擬海峽都經(jīng)歷了相同的波浪廠,這些是被我們的試驗(yàn)所控制的。圖4海嘯波浪水池(TWB)13我們的試驗(yàn)數(shù)據(jù)需要五組基本的海灘配置,其中兩組是從池底建立坡比為
      下載積分: 10 賞幣
      上傳時(shí)間:2024-03-16
      頁(yè)數(shù): 7
      21人已閱讀
      ( 4 星級(jí))
    • 下載積分: 13 賞幣
      上傳時(shí)間:2023-07-21
      大?。?0.1(MB)
      子文件數(shù):
      15人已閱讀
      ( 4 星級(jí))
    • 下載積分: 13 賞幣
      上傳時(shí)間:2023-07-21
      大?。?0.49(MB)
      子文件數(shù):
      14人已閱讀
      ( 4 星級(jí))
    • 下載積分: 15 賞幣
      上傳時(shí)間:2023-07-21
      大小: 2.45(MB)
      子文件數(shù):
      2人已閱讀
      ( 4 星級(jí))
    • 下載積分: 8 賞幣
      上傳時(shí)間:2024-03-11
      頁(yè)數(shù): 44
      9人已閱讀
      ( 4 星級(jí))
    • 下載積分: 9 賞幣
      上傳時(shí)間:2024-03-13
      頁(yè)數(shù): 395
      140人已閱讀
      ( 4 星級(jí))
    關(guān)于我們 - 網(wǎng)站聲明 - 網(wǎng)站地圖 - 資源地圖 - 友情鏈接 - 網(wǎng)站客服客服 - 聯(lián)系我們

    機(jī)械圖紙?jiān)创a,實(shí)習(xí)報(bào)告等文檔下載

    備案號(hào):浙ICP備20018660號(hào)