目的配备一种新型的便携式电制冷HPGe γ谱仪系统,并将其实际应用在辐射监测领域。方法从系统结构和配套软件两方面介绍便携式电制冷HPGe γ谱仪系统,对该系统进行了刻度,包括能量刻度和效率刻度。结果该系统具有轻便、智能化水平较高和能量线性非常好的优点,并获得了准确的效率刻度曲线,这对快速、准确分析现场环境样品中放射性核素含量提供了有力保障。结论便携式HPGe γ谱仪系统在辐射监测领域具有很好的应用前景,可在核应急现场监测中发挥重要作用。 Objective To equip a new portable electrically cooled HPGe γ spectrometer system and apply it to the field of radiation monitoring. Methods A portable electrically cooled HPGe γ spectrometer system was introduced from the aspects of system structure and supporting software. The system was calibrated, including energy scale and efficiency scale. Results The system has the advantages of light weight, high level of intelligence and very good energy linearity and accurate curve of efficiency calibration, which provides a powerful guarantee for the rapid and accurate analysis of radionuclide content in environmental samples. Conclusion Portable HPGe γ spectrometer system has good application prospects in the field of radiation monitoring and can play an important role in nuclear emergency field monitoring.