金属热防护系统的结构设计和热力耦合性能分析.pdf

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1、೑ݙ೒кߚ㉏ো˖TB39ᄺ᷵ҷⷕ˖10213೑䰙೒кߚ㉏ো˖662.613ᆚ㑻˖݀ᓔᎹᄺ⸩຿ᄺԡ䆎᭛䞥ሲ⛁䰆ᡸ㋏㒳ⱘ㒧ᵘ䆒䅵੠⛁࡯㗺ড়ᗻ㛑ߚᵤ⸩຿ⷨお⫳˖㚵Б࿰ᇐᏜ˖ṕᬭᥜ⬇䇋ᄺԡ˖Ꮉᄺ⸩຿ᄺ⾥ǃϧϮ˖Ꮉ⿟࡯ᄺ᠔೼ऩԡ˖໡ড়ᴤ᭭Ϣ㒧ᵘⷨお᠔ㄨ䕽᮹ᳳ˖2011ᑈ06᳜ᥜќᄺԡऩԡ˖જᇨⒼᎹϮ໻ᄺClassifiedIndex:TB39U.D.C.:662.613DissertationfortheMasterDegreeinEngineeringSTRUCTUREDESIGNANDTHERMAL-STRESSANALYSISOFMETALTHERMALPROTECTIONSYSTEMCandid

2、ate˖HuLinaSupervisor˖Prof.LiangJunAcademicDegreeAppliedfor˖MasterofEngineeringSpecialty˖EngineeringMechanicsCenterforCompositeMaterialsAffiliation˖andStructuresDateofDefence˖Juneˈ2011Degree-Conferring-Institution˖HarbinInstituteofTechnologyજᇨⒼᎹϮ໻ᄺᎹᄺ⸩຿ᄺԡ䆎᭛ᨬ㽕䞥ሲ⛁䰆ᡸ㋏㒳MTPS(MetalThermalProtectionSystem)԰Ў

3、ৃ䞡໡Փ⫼䖤䕑఼RLV(ReusableLaunchVechicle)催⏽ऎ໻䴶⿃䰆⛁ⱘ佪䗝䰆⛁㋏㒳DŽϢ䱊⫋⪺⛁䰆ᡸ㋏㒳Ⳍ↨݋᳝ᕜ໮Ӭ⚍ˈབ˖ᡫކߏᗻ㛑ᔎǃৃҹ䞡໡Փ⫼ǃ䞡䞣䕏DŽ䞥ሲ⛁䰆ᡸ㋏㒳Џ㽕㒘៤䚼ߚ᳝˖䞥ሲ㳖ぱ།㢃ᵓǃ䱨⛁㒧ᵘǃᬃᶊ䖲᥹㒧ᵘDŽ䱨⛁㒧ᵘ㛑໳᳝ᬜⱘ䰤ࠊ⛁䞣ⱘӴ䗦ˈϔ㠀䞛⫼⛁ᇐ⛁㋏᭄Ԣǃ䋼䞣䕏ⱘᴤ᭭˗ᬃᶊ԰ЎЏ㽕ⱘᬃᩥ㒧ᵘᖙ乏݋໛ᡓ䕑㛑࡯ǃ⛁বᔶⱘ䞞ᬒ㛑࡯ǃ䰤ࠊ⛁䞣⬅໪㸼䴶৥ދ㒧ᵘӴ䗦ⱘ㛑࡯DŽᬙᴀ᭛䩜ᇍMTPSˈᑨ⫼᳝䰤ܗᮍ⊩ߚᵤ݊䰆䱨⛁ᗻ㛑ᑊᇍᡓ䕑㒧ᵘ䖯㸠߱ℹ䆒䅵DŽ佪ܜ෎Ѣ䕤ᇘᤶ⛁ⱘ෎ᴀॳ⧚ˈᇍMTPSⱘ䰆䱨⛁ᗻ㛑䖯㸠ߚᵤDŽ䞛⫼Rosselandᮍ⊩ᇍ䕤ᇘᇐü⛁໡ড়ᤶ⛁ᮍ⿟䖯

4、㸠∖㾷ˈᇍ䱨⛁ᴤ᭭ⱘᇐ⛁㋏᭄䖯㸠ㄝᬜˈᑊ䖯㸠ㅫ՟偠䆕˗ᑨ⫼Fatemi੠Lemmenⱘㄝᬜᮍ⊩䅵ㅫ㳖ぱ㢃ᄤⱘ⛁ሲᗻ˗䞛⫼І㘨⛁䰏ⱘᮍ⊩ᇍ㳖ぱ།㢃ᵓⱘ⛁ሲᗻㄝᬜˈᑊ䖯㸠ㅫ՟偠䆕DŽ෎ѢҹϞⱘߚᵤˈᓎゟMTPSㅔ࣪῵ൟˈৠᯊˈ䗮䖛ߚᵤ㒧ᵘᑨ࡯എǃԡ⿏എ੠⏽ᑺഎˈᇍ㶎ᷧᄨ੠ᬃᶊⱘ޴ԩᔶ⢊䖯㸠߱ℹ䆒䅵˗ᑊϨҢ⛁ᔍᗻ㗺ড়ᮍ⿟ߎথˈ䞛⫼䌃ᑣ㗺ড়ᮍ⊩ˈߚᵤMTPSऩӊ೼ϡৠᬃᩥᔶᓣϟⱘ⛁࡯㗺ড়ᗻ㛑DŽ㗗㰥ᨽ᪺ᇍ㒧ᵘᡓ䕑㛑࡯ⱘᕅડˈ䅵ㅫᕫࠄ䞥ሲ㳖ぱϞ䴶ᵓǃᬃᶊⱘᑨ࡯എǃԡ⿏എ੠⏽ᑺ䱣ᯊ䯈ⱘব࣪ⱘ᳆㒓ˈথ⦄Џ㽕ᴎẄ䕑㥋ⱘᡓ䕑䚼ӊЎ䞥ሲ㳖ぱⱘϞ䴶ᵓ੠ᬃᶊˈ༅ᬜⱘԡ㕂Ўᬃᶊⱘϟッ䚼੠䴶ᵓϞ㩭ⲂϢᬃᶊⱘ᥹㾺䚼ԡDŽ㒧ᵘ༅ᬜ

5、ⱘЏ㽕ॳ಴ᰃ⛁বᔶ᮴⊩䞞ᬒˈ෎Ѣ䖭⾡߸ᮁˈᴀ᭛䆒䅵њϔ⾡䞞ᬒ⛁বᔶⱘᮍḜे೼ϟ䴶ᵓ໘䆒䅵⒥ῑˈ㒧ᵰ偠䆕ℸᮍḜৃ㸠DŽ᳔ৢˈ㒧ড়ᴤ᭭ⱘ⛁ᔍลᗻ⧚䆎ˈߚᵤ㒧ᵘⱘ⛁࡯㗺ড়ᗻ㛑ˈ㒭ߎЏ㽕ᡓ䕑㒧ᵘ䞥ሲ㳖ぱϞ䴶ᵓ੠ᬃᶊⱘᑨ࡯എҹঞᑨ࡯੠⏽ᑺ䱣ᯊ䯈ব࣪ⱘ᳆㒓ˈ㒧ᵰ㸼ᯢ㒧ᵘᑨ࡯ߚ䜡ഛࣔˈᡓ䕑㛑࡯๲ᔎDŽᴀ᭛೼㒧ᵘ䚼ԡ䞛⫼ᨽ᪺䖲᥹ˈᕫࠄ㒧ᵰЎMTPSᭈԧⱘ䆒䅵ᦤկձ᥂ˈ⡍߿ᰃ⒥ῑࡴܹ㾷އᬃᶊ⛁বᔶ᮴⊩䞞ᬒⱘ䲒乬ˈՓᕫᬃᶊᅝܼᡓ䕑DŽ݇䬂䆡˖䞥ሲ⛁䰆ᡸ㋏㒳˗㒧ᵘ䆒䅵˗⛁ᑨ࡯˗᳝䰤ܗ῵ᢳ--IજᇨⒼᎹϮ໻ᄺᎹᄺ⸩຿ᄺԡ䆎᭛AbstractTheMetalThermalProtectionSystem(MTPS)isusu

6、allyconsidedasthefirstchoicefromthepreventheatsystemsforlargeareawithhightemperatureintheReusableLaunchVehicles(RLVs).ComparingwiththeCeramicThermalProtectionSystem,ithasobviousadvantagessuchas:effectiveinsulation,highimpactresistant,canbereusedandlightweight,etc.Generalspeaking,theMTPSiscomposedbym

7、etalhoneycombsandwichboard,heatinsulationstructureandsupportstructure.Andthetransferofcalorieismainlyrestrictedbytheheatinsulationstructurewhichismadebythematerialwithheatlowthermalconductivityandligh