新型氢脉泽磁屏蔽的设计  

A Design of Magnetic Shield for a New Hydrogen Maser

作　　者：王文明[1,2] 代克[1,2] 张燕军[1] 张为群[1] 

机构地区：[1]中国科学院上海天文台,上海200030 [2]中国科学院研究生院,北京100039

出　　处：《时间频率学报》2010年第1期54-61,共8页Journal of Time and Frequency

摘　　要：为使磁场在氢脉泽储存泡处的影响降到最小,对一种新型氢脉泽进行了磁屏蔽设计。给出了该新型氢脉泽磁屏蔽的相关理论计算、设计,包括对屏蔽体缝孔的设计考虑,通过仿真和实验验证了该磁屏蔽设计的可行性。In order to reduce the magnetic field at the storage bulb to the lowest,a magnetic shield is designed for a new hydrogen maser.The estimation and design,including the consideration to the holes and seams,are presented.The simulation and experiment have tested and verified the feasibility of the designed magnetic shield.

关 键 词：磁屏蔽 氢脉泽 磁导率 

分 类 号：TH714[机械工程—测试计量技术及仪器]