介绍了用于测量单晶硅在反应堆辐照孔道中接受中子照射的积分通量仪器——中子通 量积分仪。文中简要说明了研制的意义及技术指标;着重阐述了仪器的工作原理、构成及其特点。由于采用了单片机技术,实现了仪器的智能化。经实际使用表明,该仪器具有功能强、精度高、应用范围广、自动化程度高、操作简便、工作可靠等特点。从而提高了单晶硅辐照 A neutron flux integrator for measuring single crystal silicon receiving neutron irradiation in reactor irradiation tunnels is introduced. The article briefly describes the significance of the development and technical indicators; focuses on the working principle of the instrument, its composition and characteristics. As a result of single-chip technology to achieve the intelligence of the instrument. The actual use shows that the instrument has strong features, high precision, wide range of applications, high degree of automation, easy to operate, reliable and so on. Thereby increasing the single crystal silicon irradiation