第14卷第1期2023年2月Vol.14No.1Feb.2023航空工程进展ADVANCESINAERONAUTICALSCIENCEANDENGINEERING航空发动机涡轮叶片接触式测温技术应用进展胡娜1,赵伟2,晋小超1,范学领1(1.西安交通大学航天航空学院,西安710049)(2.中国航发四川燃气涡轮研究院强度传动试验技术研究室,绵阳621000)摘要:航空发动机涡轮叶片测温技术能够揭示涡轮叶片的温度分布情况,对其开展性能评估、失效分析和优化设计具有重要意义。涡轮进口温度的不断提升对应用于航空发动机涡轮叶片的测温技术提出了更高的要求。现有的航空发动机涡轮叶片接触式测温技术可采集叶片表面温度和近表面气流温度,本文主要介绍了三种应用于涡轮叶片的接触式测温技术,包括薄膜热电偶、测温晶体和示温漆,简要说明了三种测温技术的工作原理,归纳了国内外应用现状,总结了各自的优势与不足,并对其发展方向进行了展望。关键词:航空发动机;涡轮叶片;接触式测温;薄膜热电偶;测温晶体;示温漆中图分类号:V232.4文献标识码:ADOI:10.16615/j.cnki.1674-8190.2023.01.01Advancesinapplicationofcontacttemperaturemeasurementtechnologyforaero-enginebladeHUNa1,ZHAOWei2,JINXiaochao1,FANXueling1(1.SchoolofAerospaceEngineering,Xi’anJiaotongUniversity,Xi’an710049,China)(2.LaboratoryofStrengthTransmissionTestTechnology,AECCSichuanGasTurbineEstablishment,Mianyang621000,China)Abstract:Thetemperaturedistributionofturbinebladescanberevealedthroughthemeasurement,whichisvalu⁃ableforperformanceevaluation,failureanalysisandoptimizationdesignofturbineblade.Thehigherrequirementforthetemperaturemeasurementtechniqueofaero-engineisputforwardbycontinuouslyincreasingofturbineinlettemperature.Threetypesofcontacttemperaturemeasurementtechnologiesforturbinebladeareprimarilyintro⁃ducedinthispaper,includingthinfilmthermocouple,crystaltemperaturesensorandtemperaturesensitivepaint.Theworkingprinciplesareillustratedbriefly.Theapplicationstatusathomeandabroadisreviewed.Theadvantag⁃esanddrawbacksaresummarized,andthedevelopmentdirectionofthethreetemperaturemeasurementtechnolo⁃giesisdiscussed.Keywords:aero-engine;turbineblade;contacttemperaturemeasurement;thinfilmthermocouple;crystaltem...