第46卷第1期2023年2月电子器件ChineseJournalofElectronDevicesVol.46No.1Feb.2023收稿日期:2021-11-29修改日期:2022-02-15ResearchandPracticeofTelemetryAntennaforAeroengineRotatingPartsLAIXiaohuang*,GUODaoyong,ZHONGMing,SUXizhi,CHENXiang(AECCSichuanGasTurbineEstablishment,MianyangSichuan621010,China)Abstract:Takingthehigh-speedrotatingnon-contactsignaltransmissiontechnologyofaeroengineasresearchobject,relyingonDatatelRFtelemetrysystem,anoveralltestschemeforaeroenginerotatingpartsparametersisformulated,andadesignmethodof1.34GHz~1.7GHztransmitting/receivingantennaisproposed.Thetransmitting/receivingantennamodelafterpackagingareestablishedbasedonANSYSHFSS.ThevariationlawofSparameterswithpackagingmediumthickness,losstangentanddielectricconstantisanalyzed.Asetoftelemetryrotor/statorengineeringapplicationdeviceisformed.LaboratorytestresultsshowthatthemeasuredSparametersareingoodagreementwiththesimulationresults.Theresultsofhigh-speedrotatingtestindicatethatthedevicehashighreliablesignaltransmissionabilityundertheconditionofrotatingspeed≯20000r/minandspacing≯10mm.Compressortestresultsindicatethatthedevicecanapplytothecomplexworkingconditionsofcompressorspeed≯20000r/minandassemblyspacingof2.37mm.Keywords:aero-engine;RFtelemetry;signaltransmission;transmittingantenna;receivingantennaEEACC:5270doi:10.3969/j.issn.1005-9490.2023.01.001航空发动机旋转件遥测天线研究与实现赖小皇*,郭道勇,钟明,苏曦之,陈香(中国航发四川燃气涡轮研究院,四川绵阳621010)摘要:以航空发动机高速旋转件非接触信号传输技术为研究对象,依托Datatel射频遥测系统,制定出一种航空发动机旋转件参数总体测试方案,提出一种1.34GHz~1.7GHz的发射/接收天线设计方法。基于ANSYSHFSS建立封装后的发射天线模型和接收天线模型,分析S参数随封装介质厚度、损耗角正切及介电常数的变化规律,形成了一套遥测转/静子工程应用装置。实验室测试结果表明:S参数实测与仿真结果较为吻合;高速旋转台测试结果表明:该装置在转速≯20000r/min,轴向间距≯10mm状态下,具备高可靠信号传输的能力;某型航空发动机压气机试车结果表明:该装置能...