Performance of a photomultiplier high voltage power supply incorporating a piezoelectric ceramic transformer

Performance of a photomultiplier high voltage power supply incorporating a piezoelectric ceramic transformer
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结合压电陶瓷变压器的光电倍增高压电源的性能

DOI:
10.1109/nssmic.1998.775166
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发表时间:
1996
期刊:
1998 IEEE Nuclear Science Symposium Conference Record. 1998 IEEE Nuclear Science Symposium and Medical Imaging Conference (Cat. No.98CH36255)
影响因子:
--
通讯作者:
H. Matsumoto
H. Matsumoto
中科院分区:
--
文献类型:
--
作者:
M. Imori;T. Taniguchi;H. Matsumoto

文献摘要

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本文介绍了一种采用压电陶瓷变压器的光电倍增管高压电源。陶瓷变压器利用压电效应产生高电压,可在强磁场下工作。高压电源的目的是在强磁场下有效地产生高电压。高压电源包括反馈,以稳定输出高压。从拍的角度研究了反馈的稳定性。给出了高压电源的电路及其性能。高压电源可在小于10m /spl ω /的负载下提供1500v ~ 2500v的高压。高压电源的效率优于50%。
The article describes a photomultiplier high voltage power supply incorporating a piezoelectric ceramic transformer. The ceramic transformer utilizes piezoelectric effect to generate high voltage and can be operated under a strong magnetic field. The high voltage power supply is intended to produce high voltage efficiently under a strong magnetic field. The high voltage power supply includes feedback to stabilize the output high voltage. Stability of the feedback is investigated from the viewpoint of beats. The circuit of a high voltage power supply is shown together with its performance. The high voltage power supply is capable of supplying a high voltage ranging from 1500 V to 2500 V against a load of less than 10 M/spl Omega/. The efficiency of the high voltage power supply is better than 50 percent.