飞机电源系统

基于Elman神经网络的飞机电源系统欠压故障诊断研究

Under-Voltage Fault Diagnosis of Aircraft Power Supply System Based on Elman Neural Network

发电机控制器（GCU）是飞机电源系统的控制中心，能实现对飞机电源系统的保护、控制及BIT功能。

The generator control unit ( GCU ) is the control center of the aircraft electrical power generation system ( EPGS ), GCU provides protection , control and BIT function for the EPGS .

飞机电源系统机内自检测（Built－in－test，BIT）技术已日益受到人们的重视，文中介绍了BIT技术及其四个方面，即：检测技术、信号处理技术、故障识别和诊断技术、故障处理技术。

Great importance is increasingly attached to Built in test ( BIT ) technology used in aeronautical electrical power system . This paper introduces the BIT technology and its four parts , as detection technology , signal processing technology , fault identification & diagnosis technology , and fault processing technology .

详细分析了均衡电抗器在12脉波整流电路中的作用和工作原理，利用MATLAB软件提供的工具箱PSB建立了带均衡电抗器的12脉波变压整流器的仿真模型，用该模型对飞机电源系统进行了仿真。

The effect and principle of equilibrium reactor in rectifying circuit was analyzed . The simulation model of 12-pulse transformation rectifier with equilibrium reactor was built using PSB , which is a toolbox of MATLAB . The model was used to simulate aircraft electrical power system .

课题研究中创建了FaultDatabase应用程序。该课题研究中包括三大模块：飞机电源系统故障数据库、Visualc++6.0利用ADO技术访问数据库系统应用程序及三维交互式仿真模型实例实现。

This research builds the " FaultDatabase " application , which include three parts : airplane electric power system fault database , system application of Visual C + + 6 . 0 accesses the database with ActiveX Data Object technique and the realization of three dimension interactive simulation model .

飞机电源系统故障数据库的建立与应用

The Building and Application of Airplane Power System Fault Database

多电飞机电源系统的负载并联稳定性分析

Stability Analysis of More-Electric Aircraft Power System with Parallel Loads

全数字飞机电源系统设计方法研究

Studies on Digital Design Method of Aircraft Electrical Power Systems

模糊外展故障诊断方法在飞机电源系统中的应用

Fault diagnostic method with fuzzy abduction in electric power system of aerocraft

飞机电源系统及其维修特性的进展

Development of Maintenance Performance in Aircraft Electric Power System

权力的概念、产生和制约基于虚拟仪器的飞机电源系统自动测试技术研究

Research on Automated Test Technology of Aeroplane Power Supply System Based on Virtual Instrument

利用计算机技术对飞机电源系统故障诊断进行逻辑分析

Using Computer Technique to Analyze the Fault of the Aircraft Power Supply System in Logic

苏-27飞机电源系统

The Electric Power System for Su-27 Aircraft

应用人工智能理论，开发了飞机电源系统监控装置。

Based on artificial intelligence theory , the authors developed aircraft electric power system monitoring unit .

以飞机电源系统为测试对象，对本文中需要计算的参数进行了测试，测试结果表明本电气参数测试系统的正确性和有效性。

Finally , an airplane power supply system is tested , and the test results show its efficient and accuracy .

单相航空静止变流器作为飞机电源系统的典型负载，其脉动的输入电流严重污染了航空高压直流电网。

As one typical load , the pulsing input currents of Single-Phase Aeronautical Static Inverter pollute the aircraft power system seriously .

最后，根据飞机电源系统的方案原理图，建立了战术通用直升机电源系统的仿真模型，仿真结果表明模型实现电源系统的余度供电功能。

Finally , according to the aircraft power system 's project plan , the simulation models of the tactic universal helicopter 's power system are set up .

该逆变电源并联控制技术已成功地运用于飞机电源系统中，实现了两台逆变电源的并联工作。

The control technology of parallel operating converter was put into use of practical aircraft power supply system successfully , and two inverters in parallel were realized .

目前飞机电源系统的性能检测主要还是采用人工测试的方法，往往需要耗费大量的人力、物力和时间。

Presently the performance test of the Aircraft Power Supply System still relies on manual methods , which cause a waste of manpower , material resources and time .

基于简单系统的可靠性预计方法巳很难满足现代飞机电源系统研究的需要，因此，利用计算机先进复杂系统的可靠性预计研究具有十分重要的意义。

In view of this , the reliability prediction method of simple systems can 't meet the need of the research on modern aircraft electrical power supply systems .

发电机负载电流限制对保护飞机电源系统安全工作有重要意义，控制发电机励磁系统可以较灵活地实现这一功能。

Restriction of the load current of AC generator plays an important role in protecting an aero power system . The restriction can be flexibly realized by controlling the generator excitation .

可靠性分析与试验结果表明系统达到了设计指标，满足飞机电源系统要求。

The result of reliability analysis and the result of proof indicates that the system has met the demands of the preplan target and fulfil the request of aircraft power system .

本文主要介绍了利用现代的多媒体仿真及虚拟现实技术实现飞机电源系统的故障模拟。

In this article , we mainly introduce the realization of fault simulation of the power system in the aircraft in which we use modern multimedia simulation and virtual reality technology .

航空二次电源是飞机电源系统的重要组成部分，其工作的可靠性和供电质量直接影响到飞机的安全和性能。

Aviation secondary electric source is an important part of the power source system for plane . Its reliability and power supply quality has significant influence on security and performance of the plane .

发电机控制器作为飞机电源系统的一个重要组成部分，它通过对电压、电流、频率进行测量和监测，实现对电源系统的各种保护及控制功能，准确并实时显示飞机电源系统的工作状态。

As an important part of aircraft power supply , Generator Control Unit can supervised the operating state of the power supply system by detecting the parameters such as voltage , electric current and frequency .

分析总结飞机电源系统故障经验后建立故障数据库，以该数据库为基础设计实现了一个基于神经网络的飞机电源故障诊断系统。

Based on the analysis and sum-up of aircraft electric power system fault experience , a fault database is established , on which an artificial neural network-based aircraft electric power fault diagnosis system is designed and realized .

从便携式计算机的电源能否接在飞机电源系统这个实际问题出发，研究了便携式电子设备的电源及其充电器的适应性问题。

Proceeding from the practical problem of whether the pocket computer AC adapter can be connected with the electric system of an aircraft , the paper studies the power source of the pocket electronic equipment and the adaptability of its charger .

阐述了恒功率负载的概念及其特性，介绍了电源系统中恒功率负载的工作原理，并对多电飞机电源系统的系统特性进行了分析。

In this paper the concept and feature of the constant power loads are explained firstly , the working principle of the constant power loads is also introduced , then an analysis of the characters of the More Electric Aircraft Power System is presented .

基于FTA方法对某型飞机直流电源系统故障分析

FTA Based Fault Analysis of the DC Power System in Certain Type of Aircraft

以用于交直交飞机VSCF电源系统的SPWM逆变器作为研究对象。

The SPWM inverter used in DC - link VSCF electrical power system is dealt with .