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某型无人机收发信机静电放电防护加固

杜宝舟 陈亚洲 程二威 张冬晓

杜宝舟, 陈亚洲, 程二威, 等. 某型无人机收发信机静电放电防护加固[J]. 强激光与粒子束, 2018, 30: 013209. doi: 10.11884/HPLPB201830.170286
引用本文: 杜宝舟, 陈亚洲, 程二威, 等. 某型无人机收发信机静电放电防护加固[J]. 强激光与粒子束, 2018, 30: 013209. doi: 10.11884/HPLPB201830.170286
Du Baozhou, Chen Yazhou, Cheng Erwei, et al. Electrostatic discharge protection and reinforcement for certain type of UAV transceiver[J]. High Power Laser and Particle Beams, 2018, 30: 013209. doi: 10.11884/HPLPB201830.170286
Citation: Du Baozhou, Chen Yazhou, Cheng Erwei, et al. Electrostatic discharge protection and reinforcement for certain type of UAV transceiver[J]. High Power Laser and Particle Beams, 2018, 30: 013209. doi: 10.11884/HPLPB201830.170286

某型无人机收发信机静电放电防护加固

doi: 10.11884/HPLPB201830.170286
基金项目: 

国家自然科学基金项目 51677191

详细信息
    作者简介:

    杜宝舟(1993-),男,硕士,主要研究方向为装备电磁环境效应及防护加固;1497991715@qq.com

    通讯作者:

    陈亚洲(1975-),男,博士,教授,博士生导师,主要研究方向为强电磁场环境模拟、电磁环境效应与防护;chen_yazhou@sina.com

  • 中图分类号: TJ43;O441

Electrostatic discharge protection and reinforcement for certain type of UAV transceiver

  • 摘要: 无人机交换机芯片易被静电放电(ESD)电磁脉冲损坏,严重影响无人机数据链正常通信。针对此问题,通过搭建人体-金属ESD电路模型并进行仿真分析,发现所选用的TVS防护器件对15 kV等级的ESD防护效果显著。分别对加装TVS防护器件前后的收发信机电路进行了ESD电磁脉冲抗扰度对比试验。试验结果表明,加装防护器件后的电路对ESD电磁脉冲的防护能力最大提升7.4倍。
  • 图  1  IEC61000-4-2规定的ESD电流波形

    Figure  1.  IEC61000-4-2 specified ESD current waveform

    图  2  ESD等效电路仿真模型

    Figure  2.  ESD equivalent circuit simulation model

    图  3  2 kV等级放电负载端电压与电流

    Figure  3.  Current and voltage of load side at 2 kV level discharge

    图  4  ESD防护电路仿真模型

    Figure  4.  ESD protection circuit simulation model

    图  5  15 kV等级放电负载端电流

    Figure  5.  Current of load side at 15 kV level discharge

    图  6  ESD模拟发生器

    Figure  6.  ESD analog generator

    表  1  电流波形参数

    Table  1.   Current waveform parameters

    voltage of discharge/kV Ip/A tr/ns i30 ns/A i60 ns/A
    2 7.5 0.7~1 4 2
    4 15.0 0.7~1 8 4
    6 22.5 0.7~1 12 6
    8 30.0 0.7~1 16 8
    下载: 导出CSV

    表  2  传统瞬态抑制器性能参数对比

    Table  2.   Comparison of performance parameters of traditional transient suppressors

    parameter spark gap gas discharge tube MOV TVS
    response time ms ns ns ps
    protection level poor general fine fine
    flow rate large large large little
    stability poor general general good
    clamping voltage hundreds of volts dozens of volts a few volts a few volts
    下载: 导出CSV
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出版历程
  • 收稿日期:  2017-07-12
  • 修回日期:  2017-09-27
  • 刊出日期:  2018-01-15

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