第５８卷第４期原子能科学技术Vol．５８,No．４２０２４年４月AtomicEnergyScienceandTechnologyApr．２０２４平板型电极对热离子能量转换特性的测试技术研究马茹,金睿,么斯雨,任思琪,齐立君,钟武烨∗(中国原子能科学研究院反应堆工程技术研究所,北京１０２４１３)摘要:为开展热离子能量转换器基础性能数据的研究,基于平板型电极热离子能量转换基础试验装置建立了针对电极对热电转换特性的测试技术,通过开展WＧMo电极对的热离子发电测试,对所建立的测试技术进行了验证及评价,并分析了热离子发电参数对输出特性的影响规律.结果表明:所建立的测试技术可准确测量发射极有效功函数值;利用热离子基础试验装置测得的WＧMo电极对的最大输出功率密度为５６W/cm２,对应的发电参数为发射极温度１８００K,铯壶温度５７７K,输出电压０７V.关键词:热离子能量转换;测试技术;平板型电极;发射极;输出功率密度中图分类号:TL３５文献标志码:A文章编号:１０００Ｇ６９３１(２０２４)０４Ｇ０８８７Ｇ０９收稿日期:２０２３Ｇ０６Ｇ０９;修回日期:２０２３Ｇ０８Ｇ１５基金项目:中核集团“青年英才”项目(２１９６０２)∗通信作者:钟武烨doi:１０．７５３８/yzk．２０２３．youxian．０４１３ResearchonTestingTechnologyforThermionicEnergyConversionCharacteristicsofFlatElectrodePairMARu,JINRui,YAOSiyu,RENSiqi,QILijun,ZHONGWuye∗(ReactorEngineeringTechnologyResearchInstitute,ChinaInstituteofAtomicEnergy,Beijing１０２４１３,China)Abstract:Thethermionicenergyconverterisastaticthermoelectricconversiondevice,whichisthecorecomponentofthethermionicnuclearreactor．ToimprovetheconverＧsionefficiencyofthermionicenergyconverters,itisnecessarytotestitsbasicperformＧanceandconductresearchontheoptimizationmechanismofitsthermoelectricperformＧance．Atpresent,abasicexperimentaldeviceofthermionicenergyconverterwiththeflatelectrodepairhasbeendevelopedinChina,whichcanbeusedtoachieveisothermalequipotentialofelectrodesduringthepowergenerationexperiments．However,thecorrespondinganalysismethodofthermoelectriccharacteristicofelectrodeshasnotyetbeenestablished,soitisurgenttosetupareasonabletestingtechnologyfortheanalyＧsisofthebasicthermionicperformance．Bydrawinginspirationfromthetheoryandempiri...
