CHINESE JOURNAL OF ENERGETIC MATERIALS
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基于深度学习的爆炸物光谱识别技术研究
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作者单位:

1沈阳理工大学 装备工程学院, 辽宁 沈阳 110159;2辽沈工业集团有限公司, 辽宁 沈阳 110045

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基金项目:

辽宁省教育厅基本科研项目(LJ212510144023),辽宁省教育科学规划课题(JG25DB402)


Research on Spectral Identification Technology of Explosives Based on Deep Learning
Author:
Affiliation:

1School of Equipment Engineering, Shenyang Ligong University, Shenyang 110159, China;2Liaoshen Industrial Group Co., Ltd., Shenyang 110045, China

Fund Project:

Grant support: Basic Scientific Research Project of Liaoning Provincial Department of Education (LJ212510144023)

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    摘要:

    混合爆炸物组分复杂,传统检测方法智能化偏低,识别难度大。以间二硝基苯/硝酸钾、对硝基苯胺/硝酸铵两组含能材料混合物作为研究对象,采用红外初筛、拉曼确认的序贯检测流程,结合深度学习的卷积神经网络(Convolutional Neural Network,CNN)图像智能处理与识别方法,对其粉末与片状形态的光谱响应特征进行了研究,同时探究成分含量、物理形态对检测结果的影响。结果表明,红外光谱检测含能材料粉末状样品时,通过特定波数的特征峰初步确定间二硝基苯、对硝基苯胺的存在,但难以单独甄别硝酸钾、硝酸铵等无机氧化剂。拉曼光谱可通过粉末与片状样品特征峰有效表征硝基苯官能团结构,既能实现有机含能组分定性,又可检出红外光谱无响应的特征信号,完成混合爆炸物全组分精准识别。仪器参数、激发波长及样品形态虽会造成谱峰位移与强度波动,但核心特征峰位置与光谱整体轮廓具备良好稳定性,可为混合物分类识别提供可靠光谱依据。基于深度学习的智能识别模型对中红外、拉曼光谱样本的平均识别准确率分别达96.54%、96.29%,单样本平均识别耗时分别为0.044 s和0.042 s。

    Abstract:

    To address the challenges of complex components, difficult identification, and low intelligence of traditional detection methods for mixed explosives, two energetic material mixtures of m-dinitrobenzene/potassium nitrate and p-nitroaniline/ammonium nitrate were selected as research objects. A sequential detection strategy combining infrared preliminary screening and Raman confirmation was adopted. Combined with convolutional neural network (CNN)-based deep learning intelligent spectral image processing and recognition method, the spectral response characteristics of the samples in powder and flake forms were investigated. Meanwhile, the effects of component content and physical morphology on detection results were explored. The results indicate that for powdered energetic material samples, infrared spectroscopy can preliminarily identify the presence of m-dinitrobenzene and p-nitroaniline via characteristic peaks at specific wavenumbers, whereas it is difficult to independently distinguish inorganic oxidants such as potassium nitrate and ammonium nitrate. Raman spectroscopy can effectively characterize the nitrobenzene functional group structures of both powdered and flake samples. It can not only realize the qualitative identification of organic energetic components, but also detect characteristic signals unresponsive to infrared spectroscopy, thereby achieving accurate full-component identification of mixed explosives. Although instrumental parameters, excitation wavelength and sample morphology cause spectral peak shift and intensity fluctuation, the positions of core characteristic peaks and overall spectral profiles maintain favorable stability, which can provide a reliable spectral basis for the classification and identification of mixtures. The average recognition accuracy of the deep learning-based intelligent recognition model reaches 96.54% and 96.29% for mid-infrared and Raman spectral samples, respectively, with the average recognition time of a single sample being 0.044 s and 0.042 s.

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引用本文

刘世帅,马丽,郭小伟,等.基于深度学习的爆炸物光谱识别技术研究[J].含能材料, 2026, 34(5):572-580. DOI:10.11943/CJEM2026023.
LIU Shi-shuai, MA Li, GUO Xiao-wei, et al. Research on Spectral Identification Technology of Explosives Based on Deep Learning[J]. Chinese Journal of Energetic Materials, 2026, 34(5):572-580. DOI:10.11943/CJEM2026023.

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  • 收稿日期: 2026-01-26
  • 最后修改日期: 2026-05-18
  • 录用日期: 2026-03-31
  • 在线发布日期: 2026-05-13
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