模拟射频电磁场可穿戴分布式 (多位置) 测量系统用于评估工作环境中的电磁危险
Krzysztof Gryz1, Jolanta Karpowicz1, Patryk Zradziński1
1Central Institute for Labour Protection-National Research Institute (CIOP-PIB), 00-701 Warszawa, Poland.
Sensors (Basel, Switzerland)
|August 14, 2025
概括
分布式可穿戴测量减少了射频电磁场 (RF-EMF) 暴露评估中的差异. 来自多个身体位置的平均数据可以将测量不确定性降低三倍.
科学领域:
- 电磁学和信号处理
- 人类对电磁场的暴露
- 计量学和测量科学 计量学和测量科学
背景情况:
- 无线电频率电磁场 (RF-EMF) 的可穿戴个人曝光仪可能会由于人体接近而显示差异.
- 准确评估RF-EMF暴露对于健康和安全评估至关重要.
研究的目的:
- 研究方法来减少无扰射频-电磁场值与可穿戴设备的测量值之间的差异.
- 评估人体接近对电磁场测量准确性的影响.
主要方法:
- 模拟分布式可穿戴测量在多个身体位置 (最多7个同时).
- 在24种环境暴露场景 (虚拟测量) 中执行数值模拟.
- 使用三个同时使用的EMF探测器进行物理测试.
主要成果:
- 分布式测量系统显著减少了因接近人体而导致的电磁场评估差异.
- 从至少三个同时的体内测量结果中得出平均值,可以将不确定性降低约三倍.
- 模拟包括EMF传播和无线通信频率 (100-3600 MHz) 的电场偏振.
结论:
- 分布式可穿戴测量系统提供了一个可行的解决方案,以提高个人RF-EMF暴露评估的准确性.
- 来自可穿戴传感器的测量结果的战略放置和平均值可以减轻人体近距离的影响.
- 这种方法提高了EMF暴露数据的可靠性,特别是对于无线通信系统.
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