2024年2月第44卷第1期文章编号：1000-7202(2024)01-0029-05宇航计测技术JournalofAstronauticMetrologyandMeasurementFeb.2024Vol.44No.1D0I:10.12060/j.issn.1000-7202.2024.01.05艳原子钟电子倍增器可调高压电源设计赵玉龙，陈江,马沛,刘志栋,汪东军,董鹏玲,王（兰州空间技术物理研究所，兰州730000)摘要：电子倍增器用来放大并输出原子的跃迁信号。倍增器电源是其重要组成部分，针对电子倍增器在增益变化及衰减情况下的供电需求，提出了一种基于分流调整电路结合倍压整流电路的高压电源设计方案，该方案在低压部分采用分流调整技术实现了电源输出电压控制；采用变压器结合多级倍压整流电路对电压放大输出，实现了电源可调电压范围在-306~-3150V和低输出纹波，电源的遥测电路实现了输出电压遥测。星载原子钟经过长期在轨测试，测试结果表明，本设计的电源在控制范围内实现了宽范围电压输出和遥测，低于3.23V的电源纹波，保证了原子钟稳定度指标。关键词：电子倍增器；高压电源；分流调整；倍压整流；原子钟中图分类号：TB939骥，薛晓慧文献标识码：ADesignofAdjustableHighVoltagePowerSupplyforElectronMultiplierofCesiumAtomicClockZHAOYulong,CHENJiang,MAPei,LIUZhidong,WANGDongjun,DONGPengling,WANGJi,XUEXiaohui(LanzhouInstituteofSpaceTechnologyandPhysics,Lanzhou730000,China)Abstract:Theelectronmultiplierisusedtoamplifyandoutputthetransitionsignalofcesiumatomic,thepowersupplyisanimportantpartoftheelectronmultiplier,Inthecaseofgainattenuation,thepowersupplyrequirementoftheelectronicmultiplierchanges,thispaperpresentsadesignschemeofhighvoltagepowersupplybaseonshuntregulationcombinedwithvoltagedoublingrectifiercircuit,theshuntadjustmenttechnologywasadoptedtorealizethepowersupplyoutputvoltagecontrolinthelowvoltagepart,thetransformercombinedwithvoltagedoublingrectifiercircuittocompletehighpowersupplyvoltageoutputrangeis-306~-3150Vandlowpowerripple.Thepowersupplytelemetrycircuitrealizestheoutputvoltagetelemetry.Thespacebornecesiumatomicclockhasbeentestedinorbitforalongtime.Thetestresultsshowthatthepowersupplydesignedinthispaperrealizesawiderangeofvoltageoutputandcanbetelemeteredwithinthecontrolrange.thepowerrippleoflessthan3.23Vensuresthattheindicators...
