飞行器目标红外辐射特性测量研究进展

Develpments of Measurements on Infrared Radiation Characteristics of Aircraft Targets

  • 摘要: 本文系统综述了飞行器目标红外辐射特性测量领域的研究进展,聚焦红外辐射特性测量标定技术、飞行器目标红外辐射源及仿真建模、实际测量实例三大方向。研究目的在于梳理该技术在国内外的发展脉络,揭示关键技术瓶颈与未来趋势。通过文献分析与案例研究,总结了标定技术从传统黑体依赖型向无源化、宽谱段方向的演进,提出高精度智能在线标定技术为突破重点;针对飞行器红外辐射源,阐明了喷气式与旋翼式无人机的辐射差异,并指出多尺度建模与多物理场耦合仿真是提升仿真精度的关键路径;结合典型测量实例,揭示了多波段数据融合与非合作目标发射率反演等技术对实际测量精度提升的促进作用。研究结果表明,当前技术仍面临复杂环境适应性不足、建模标准化缺失等挑战,未来需重点突破极端天气下大气传输修正模型、智能化标定算法及高保真多光谱仿真体系。本文通过整合理论与应用成果,为飞行器红外隐身设计、反隐身探测及航空航天安全等领域提供了技术参考与研究方向支撑。

     

    Abstract: This study systematically reviews research progress in the measurement of infrared radiation characteristics of aircraft targets, focusing on three key aspects: infrared radiation measurement calibration techniques, infrared radiation modeling of aircraft targets, and practical measurement cases. It outlines the technological evolution in both domestic and international contexts, identifies critical technical challenges, and forecasts future trends. Based on literature analysis and case studies, the evolution of calibration techniques from traditional blackbody-dependent methods to passive and broadband spectrum approaches is discussed, with high-precision intelligent online calibration proposed as a breakthrough direction. For aircraft infrared radiation sources, this study clarifies the radiation differences between jet-powered and rotorcraft drones, emphasizing that multiscale modeling and multi-physics coupled simulations are pivotal for improving simulation accuracy. By analyzing typical measurement cases, it highlights the role of multiband data fusion and non-cooperative target emissivity inversion in enhancing practical measurement precision. The findings reveal persistent challenges, including insufficient adaptability to complex environments and the absence of standardized modeling frameworks. Future research should prioritize the development of atmospheric transmission correction models for extreme weather conditions, intelligent calibration algorithms, and high-fidelity multispectral simulation systems. By integrating theoretical and applied achievements, this study provides technical references and research directions for infrared stealth design, anti-stealth detection, and aerospace safety.

     

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