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电场测量是电气工程领域的基础研究手段。光电集成电场传感器具有无源、小尺寸、宽频带、动态范围大等优点,能够满足电力工程领域不同场合的电场测量需求。首先介绍了光电集成电场传感器的半波电场、静态偏置点可控性、温度稳定性和湿度稳定性四方面的关键技术问题以及相关解决措施,并提出了未来相关方向的具体研究工作思路及其改进方案。另外就所研制的光电集成电场传感器的线性测量范围、时域响应、频率响应等关键电气特性进行了比较分析。最后,结合近年的工作,介绍了利用所研制光电集成电场传感器在直流、工频、μs级暂态、ns级暂态等典型时域电场中的测量应用。
Electric field measurement is the basic research method in the field of electrical engineering. Photoelectric integrated electric field sensor has the advantages of passive, small size, wide frequency band, large dynamic range and so on, and can meet the electric field measurement needs in different occasions in the field of power engineering. Firstly, the key technical problems of four aspects of the half-wave electric field, the controllability of the static bias point, the temperature stability and the humidity stability of the photoelectric integrated electric field sensor and the related solutions are introduced, and the specific research work ideas and related directions in the future are proposed Its improvement plan In addition, the key electrical characteristics such as linear measurement range, time domain response and frequency response of the photoelectric integrated electric field sensor developed are compared and analyzed. Finally, combined with the recent work, the application of the developed photoelectric integrated electric field sensor in the typical time-domain electric fields such as DC, power frequency, μs transient and ns transient is introduced.