Research On Electromagnetic Pulse Irradiation Effect Of Aeroengine Electronic Controller

With the development of the civil aviation industry,the operating frequency of airborne systems and electronic equipment has gradually increased and the operating voltage has gradually decreased.That has made the sensitivity of airborne systems and electronic equipment to electromagnetic pulses constantly increasing.Electromagnetic Pulse is a transient electromagnetic phenomenon.Electromagnetic energy can affect the weak parts of airborne systems and electronic equipment.It can cause the airborne systems and electronic equipment to fail,or even burn in severe cases.At present,there are few studies on the electromagnetic pulses of aero-engine electronic controllers in China.There are few foreign papers and related reports on the research of electromagnetic pulse effects of aero-engine electronic controllers.Therefore,studying the electromagnetic pulse irradiation effect and coupling mechanism of the electronic controller of the aero-engine had certain reference value for the electromagnetic pulse protection of the electronic controller of the aero-engine.This article analyzed the influence of electromagnetic pulses on airborne electronic equipment.This article highlighted the significance of the research on the effects of radiation on airborne electronic equipment in the environment of electromagnetic pulses.This article elaborated the current research status of electromagnetic pulses and the development of electromagnetic pulses on airborne equipment trend.Secondly,the electromagnetic pulse coupling mechanism of the aero-engine control system are studied.The advantages and disadvantages of the commonly that used numerical calculation methods of the electromagnetic field were analyzed.The electromagnetic protection technology of the aero-engine electronic controller summarized.Subsequently,the aero-engine electronic controller was modeled and simulated.The electromagnetic pulse interference source and the electromagnetic pulse coupling path simulated.Then,the radiation sensitivity test of the electronic controller of the aero-engine conducted,and the correctness of the simulation model verified by comparing and analyzing the simulation data and the test data.Finally,it summarized the overall content of the article.This article extended and prospected the future research direction of the article.