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ke xie shi zhong zi ji liang dang liang lv yi
Author(s): 
Pages: 107-112+106
Year: Issue:  2
Journal: Radiation Protection

Keyword:  中子剂量当量率仪球形~3He计数管能响灵敏度;
Abstract: 本文介绍NH1型可携式中子剂量当量率仪的结构和性能。该剂量仪由包有聚乙烯慢化体和硼塑料层的球形3He计数管和电子学系统组成,适于热能—15MeV能区的中子剂量当量率的测量。剂量当量率测量范围在0.1—104μSv/h之间;在热能附近能区和0.3—5MeV能区,剂量当量率响应随能量的变化在±30%以内,对于能量为1.15MeV的中子,响应值约为0.56cps/μSv·h-1。该剂量仪具有模拟和数字显示,重量为7kg。在改换量的名称并对能响作适当修正的条件下,NH1型中子剂量当量率仪可用于中子周围剂量当量率的测量。
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