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喷涂功率对纳米热障涂层组织及性能的影响

, PP. 1275-1278

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Abstract:

采用扫描电子显微镜(SEM,ScanningElectronMicroscopy)、X射线衍射(XRD,X-RayDiffraction)等方法研究了大气等离子喷涂功率对纳米Y2O3部分稳定的ZrO2(YSZ,YttriaStabilizedZirconia)热障涂层组织结构及热震性能的影响.结果表明,不同功率下制备的陶瓷层包含熔融相和未熔相,未熔相中存有纳米晶粒,相组成为四方相ZrO2.随着功率的增加,涂层的纳米区域逐渐减少,孔隙率逐渐降低,热震寿命先增加后减少.涂层失效位置位于靠近TGO(ThermallyGrownOxide)处的陶瓷层中.

References

[1]  Rabiei A,Evans A G.Failure mechanisms associated with the thermally grown oxide in plasma-sprayed thermal barrier coatings[J].Acta Mater,2000,48:3963-3976
[2]  Rabiei A,Evans A G.Failure mechanisms associated with the thermally grown oxide in plasma-sprayed thermal barrier coatings[J].Acta Mater,2000,48:3963-3976
[3]  Miller R A,Lowell C E.Failure mechanisms of thermal barrier coatings exposed to elevated temperatures[J].Thin Solid Films,1982,95:265-273
[4]  Miller R A,Lowell C E.Failure mechanisms of thermal barrier coatings exposed to elevated temperatures[J].Thin Solid Films,1982,95:265-273
[5]  Khor K A,Jana S.Pulsed laser processing of plasma sprayed thermal barrier coatings[J].Journal of Materials Processing Technology,1997,66:4-8 Kuroda S,Clyne T W.The quenching stress in thermally sprayed coatings[J].Thin Solid Films,1991,1:49-66
[6]  Khor K A,Jana S.Pulsed laser processing of plasma sprayed thermal barrier coatings[J].Journal of Materials Processing Technology,1997,66:4-8 Kuroda S,Clyne T W.The quenching stress in thermally sprayed coatings[J].Thin Solid Films,1991,1:49-66
[7]  Lee C H,Kim H K,Choi H S,et al.Phase transformation and bond coat oxidation behavior of plasma-sprayed zirconia thermal barrier coating[J].Surface and Coatings Technology,2000,124:1-12
[8]  Lee C H,Kim H K,Choi H S,et al.Phase transformation and bond coat oxidation behavior of plasma-sprayed zirconia thermal barrier coating[J].Surface and Coatings Technology,2000,124:1-12
[9]  Goward G W.Progress in coatings for gas turbine airfoils[J].Surface and Coatings Technology,1998,108/109:73-79
[10]  Goward G W.Progress in coatings for gas turbine airfoils[J].Surface and Coatings Technology,1998,108/109:73-79
[11]  Beele W,Marijnissen G,van Lieshout A.The evolution of thermal barrier coatings-status and upcoming solutions for today-s key issues[J].Surface and Coatings Technology,1999,120/121:61-67
[12]  Beele W,Marijnissen G,van Lieshout A.The evolution of thermal barrier coatings-status and upcoming solutions for today-s key issues[J].Surface and Coatings Technology,1999,120/121:61-67
[13]  Padture N P,Gell M,Jordan E H.Thermal barrier coatings for gas-turbine engine applications[J].Science,2002,296:280-284
[14]  Zhou Chungen,Wang Na,Wang Zhenbo,et al.Thermal cycling life and thermal diffusivity of a plasma-sprayed nanostructured thermal barrier coating[J]. Scripta Materialia,2004,51(10):945-948
[15]  Padture N P,Gell M,Jordan E H.Thermal barrier coatings for gas-turbine engine applications[J].Science,2002,296:280-284
[16]  Liu Chunbo,Zhang Zhimin,Jiang Xianliang,et al.Comparison of thermal shock behaviors between plasma-sprayed nanostructured and conventional zirconia thermal barrier coatings[J].Transactions of Nonferrous Metals Society of China,2009,19:99-107
[17]  Zhou Chungen,Wang Na,Wang Zhenbo,et al.Thermal cycling life and thermal diffusivity of a plasma-sprayed nanostructured thermal barrier coating[J]. Scripta Materialia,2004,51(10):945-948
[18]  Liu Chunbo,Zhang Zhimin,Jiang Xianliang,et al.Comparison of thermal shock behaviors between plasma-sprayed nanostructured and conventional zirconia thermal barrier coatings[J].Transactions of Nonferrous Metals Society of China,2009,19:99-107
[19]  Zhou Chungen,Wang Na,Xu Huibin.Comparison of thermal cycling behavior of plasma-sprayed nanostructured and traditional thermal barrier coatings[J].Materials Science and Engineering A,2007,452/453:569-574
[20]  Zhou Chungen,Wang Na,Xu Huibin.Comparison of thermal cycling behavior of plasma-sprayed nanostructured and traditional thermal barrier coatings[J].Materials Science and Engineering A,2007,452/453:569-574
[21]  Lima R S,Marple B R.Nanostructured YSZ thermal barrier coatings engineered to counteract sintering effects[J].Materials Science and Engineering A,2008,485(1/2):182-193
[22]  Lima R S,Marple B R.Nanostructured YSZ thermal barrier coatings engineered to counteract sintering effects[J].Materials Science and Engineering A,2008,485(1/2):182-193
[23]  Khan N A,Lu J.Behavior of air plasma sprayed thermal barrier coatings,subject to intense thermal cycling[J].Surface and Coatings Technology,2003,16:37-43
[24]  Khan N A,Lu J.Behavior of air plasma sprayed thermal barrier coatings,subject to intense thermal cycling[J].Surface and Coatings Technology,2003,16:37-43
[25]  Wang W Q,Sha C K,Sun D Q,et al.Microstructural feature,thermal shock resistance and isothermal oxidation resistance of nanostructured zirconia coating[J]. Materials Science and Engineering A,2006,424:1-5
[26]  Wang W Q,Sha C K,Sun D Q,et al.Microstructural feature,thermal shock resistance and isothermal oxidation resistance of nanostructured zirconia coating[J]. Materials Science and Engineering A,2006,424:1-5
[27]  Liang Bo,Ding Chuanxian.Thermal shock resistances of nanostructured and conventional zirconia coatings deposited by atmospheric plasma spraying[J].Surface and Coatings Technology,2005,197:185-192
[28]  Liang Bo,Ding Chuanxian.Thermal shock resistances of nanostructured and conventional zirconia coatings deposited by atmospheric plasma spraying[J].Surface and Coatings Technology,2005,197:185-192
[29]  Lima R S,Kucuk A,Berndt C C.Integrity of nanostructured partially stabilized zirconia after plasmas pray processing[J].Materials Science and Engineering,2001,313:75-82
[30]  Lima R S,Kucuk A,Berndt C C.Integrity of nanostructured partially stabilized zirconia after plasmas pray processing[J].Materials Science and Engineering,2001,313:75-82
[31]  Huang Hui,Liu Chao,Ni Liyong,et al.Evaluation of microstructural evolution of thermal barrier coatings exposed to Na2SO4 using impedance spectroscopy[J].Corrosion Science,2011,4:1369-1374
[32]  Huang Hui,Liu Chao,Ni Liyong,et al.Evaluation of microstructural evolution of thermal barrier coatings exposed to Na2SO4 using impedance spectroscopy[J].Corrosion Science,2011,4:1369-1374
[33]  Ajdelsztajn L,Picas J A,Kim G E,et al.Oxidation behavior of HVOF sprayed nanocrystalline NiCrAlY powder[J].Materials Science and Engineering A,2002,338:33-43
[34]  Ajdelsztajn L,Picas J A,Kim G E,et al.Oxidation behavior of HVOF sprayed nanocrystalline NiCrAlY powder[J].Materials Science and Engineering A,2002,338:33-43

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