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Dołączył: 03 Mar 2011
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 Wysłany: Sob 9:16, 02 Kwi 2011 Temat postu: Hull impressed current cathodic protection of two- |
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Hull impressed current cathodic protection of two-zone scale model simulation
CHFIELDRw, MCGRATHJN, TIGHE-FORDDJ. TheoreticalvalidationofthephysicalscalemodellingoftheelectricalpotentialcharacteristicsofmarineimpressedcurrentcathodicprotectionLJ]. JournalofAppliedElectrochemistry, 1995,25 (1) :54-60 [7] China National Quality and Technical Supervision . GB/T3lO8-1999 impressed current cathodic protection system of hull [S]. Beijing: China Standard Press,[link widoczny dla zalogowanych], 】 999ofICCPsystemsindouble-zonesofhullLIANGCheng-hao, YUNan, WUJian. hua, HUANGNai. bao (1 · ElectromechanicsandMaterialsEngineeringCollege, DalianMaritimeUniversity, Dalian116026, China2.SchoolofChemicalEngineering, DalianUniversityofTechnology, Dalian116012. China) Abstract: A1: 100physicalscalemodelofavesselisestablishedandusedtostudythedistributionofthepotentialintheimpressedcurrentcathodicprotection (ICCP) systemofahullsdouble-zones. Theoptimizeddesignasbelowisobtainedbasedontheexperimentalresultsofthe1: i00physicalmode1. Twoanodesareaddedtothebowareaandreferenceelectrode (RE) isfixedbetweentwoanodes, andREisoutsidetheanodesinthebuttockarea. Undertheoptimizationoperationalcondition, thepotentialrangealongthesurfaceofthehullisbetween a 0.80Vand a 0.90V, whichprovidesadequatecorrosionprotectiontothehullofthevesse1. Whentheshaftisearthed. thepotentialaroundanodesreduces, anddecreaseswiththeincreaseofshaftsrotationrate. Theoptimizeddouble-zonesICCPsystemcanprovideadequatecorrosionprotectionofthevesselwhentheshaftiskeptunderdifferentconditions. ItisprovedthattheuseofphysicalscalemodelprovidesapracticalandflexibletoolforthedesignandoptimizationofICCPsystemofaship. Keywords: physicalscalemodel; impressedcurrentcathodicprotection; protectionpotential
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