027-基于AMESim的涡扇发动机控制系统综合仿真& g5 F1 x" M! d% V- A' p# P
基于AMESim 的涡扇发动机控制系统
: F/ s% {# C) G3 ?综合仿真
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任新宇1 , 王建礼2 , 赵小龙2
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( 1. 西北工业大学动力与能源学院, 西安710072;
* n7 p; ]' ~8 r% \2 N1 r2. 中国航空工业集团公司西安航空动力控制公司, 西安710077)
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摘􀀁 􀀁 􀀁 要: 以AMESim 为平台, 采用模块化的设计方法, 分别建立航空发动机、传感器、燃油系统、电子控
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制器和执行机构数学模型. 将模块封装打包建立涡扇发动机控制系统模型库, 并将之组成为完整的发动机及
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调节器系统综合仿真平台. 以主燃油控制系统为例, 介绍了各仿真模块的建立过程, 仿真结果表明, 系统模型
) b1 d$ D8 l1 r. e9 P能反映各子系统之间的复杂集成和耦合关系, 利用系统模型仿真进行组合优化能够有效提高系统性能.
; C+ q/ n! q! N' s1 f1 L# E关􀀁 键􀀁 词: 航空发动机; 控制系统; AM ESim 仿真; 系统仿真; 模块化建模方法
; r3 g }+ a0 B中图分类号: V411􀀂 8 􀀁 􀀁 􀀁 􀀁 􀀁 文献标识码: A
R) g0 u6 L' H5 E/ E+ a3 K收稿日期: 2010􀀁 04􀀁25; 修订日期: 2010􀀁08􀀁16
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作者简介: 任新宇( 1978- ) , 男, 辽宁凌源人, 讲师, 博士后, 主要研究方向为航空发动机及控制系统建模仿真.
' j3 Q2 q1 t, GSimulation of turbofan engine main fuel control system
7 d8 y+ ~+ \ ^3 o2 t# u; ubased on AMESim
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REN Xin􀀁yu1 , WANG Jian􀀁li2 , ZHA O Xiao􀀁long2
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( 1. School of Pow er and Ener gy,
2 s0 T% b5 j. v0 i! u( WNorthw estern Poly technical U niv er sity, Xi􀀁an 710072, China;
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2. Xi􀀁an Aero􀀁eng ine Cont rols Company ,
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Aviation Industry Cor porat ion of China, Xi􀀁an 710077, China)
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Abstract: Based on the AMESim simulat ion environment, a turbofan engine contro l
`4 T) ?# {. G" d d; Dsystem simulat ion platform w as dev elo ped. Using the mo dular izat ion mo deling method, the
+ B) g1 c( l& ~, H* ~system w as subdivided into dif ferent subsy stems, such us sensors, fuel sy stem, elect ronic
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cont roller, actuators and the engine it self . Every module w as built , tested and encapsula􀀁
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ted into the aero􀀁eng ine cont ro l sy stem mo dule library. With the module library, the eng ine
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system model co uld be established easily . Taking main fuel contr ol system, for example,
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the modularity modeling methods w as descr ibed. T he result s show that system mo del can
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ref lect the complex integr at ion and coupling of subsy stem. Combinato rial opt imizat ion using
6 x4 A n- P) d7 _8 _system model can impr ove the sy stem capability.
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Key words: aero􀀁engine; co nt ro l sy stem; AMESim simulatio n; system simulat ion;
K( s4 L, g& @- J) Zmodularizat io n modeling metho d
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4 S1 F+ \! B& Z% Q028-某型涡扇发动机自动加速器仿真分析
! t( [. b8 h" N: K/ G+ r某型涡扇发动机自动加速器仿真分析
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祁新杰，郭迎清，陆 军
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摘 要：某型涡扇发动机的机械液压控制系统实现了复杂的加速控制规律。为了深入分析该自动加
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速器特性，使用AMESim 和Simulink 建立了该自动加速器的联合仿真模型，并验证了仿真模型的正
7 s- Z6 P E; ?确性，且具有较高的精度。在此基础上分析了影响自动加速器性能的可调部件，仿真结果显示了这些部
" U+ n& u) ]2 M件的参数调整对自动加速器加速特性曲线的影响。结论为该机械液压控制器的改进改型提供依据。
! C) ?8 i& N9 Z/ j关键词：涡扇发动机控制；自动加速器；机械液压装置；联合仿真；性能分析
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中图分类号：V233.7 文献标识码: A 文章编号：1004-731X (2011) 04-0778-04
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Simulation and Analysis of Turbofan Engine Accelerator
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QI Xin-jie, GUO Ying-qing, LU Jun
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(College of Power and Energy, Northwestern Polytechnical University, Xi’an 710072, China)
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Abstract: A turbofan engine hydro-mechanical control system performs complex accelerating control law. In order to
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analyze the performance of the accelerator, the co-simulation model based AMESim and Simulink was established and the
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correctness of the model was verified, simulation results indicate the model has high precision. Some components’ impact on
3 o( y0 ^7 _+ L: b) Vaccelerator was emphatically analyzed and the changes on acceleration characteristic by adjusting component parameter
3 Y: ? \4 l7 j" v1 G) W1 ^were displayed. The conclusions of the paper provide evidence for the improvement and modification of the hydromechanical
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control system.
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Key words: turbofan engine control; accelerator; hydro-mechanical device; co-simulation; performance analysis
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029-航空发动机燃油分布器故障分析与参数优化.( }+ B) k3 g! H, N3 L( R9 |
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航空发动机燃油分布器故障分析与参数优化*
9 M5 Q u8 A- b0 U0 Y+ ^4 ^1 E% }" M彭凯，樊丁，卜振鹏，李杰，尹飞佳
4 b" t3 l9 s7 n( 西北工业大学动力与能源学院，陕西西安710072)
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摘要: 燃油分布器对供给发动机的燃油流量进行调节，进而改变发动机的转子转速、涡轮前温度等状态参
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数，它的工作特性也影响着发动机的加速性、稳定性等性能参数。在发动机地面台架试车过程中，发动机出现了
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转速下掉的故障，初步认为是燃油分布器工作不正常导致的。在对该型燃油分布器工作原理分析的基础上，利用
0 K# |8 d9 X2 |- cAMESim 软件构建相应的仿真模型，再现了工程实践中出现的发动机转速掉转的故障现象，分析并对其结构参数进
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行了优化。仿真结果为排故、系统的性能了解和改善提供了技术依据，本项研究已经成功应用于工程实践。
# H7 o. r8 s8 d4 W关键词: 燃油分布器; 转速掉转; 故障分析; 参数优化
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中图分类号: V233. 22 文献标识码: A 文章编号: 1001-4055 ( 2011) 02-0276-06
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* 收稿日期: 2010-01-05; 修订日期: 2010-04-20。
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作者简介: 彭凯( 1984—) ，男，博士生，研究领域为航空推进系统控制。E-mail: 330993652@ qq. com
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Failure analysis and parameter optimization for fuel
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distributor for aeroengine
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PENG Kai，FAN Ding，BU Zheng-peng，LI Jie，YIN Fei-jia
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( School of Power and Energy，Northwestern Polytechnical Univ． ，Xian 710072，China)
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Abstract: Fuel distributor adjusts the supply of engine fuel flow． Thereby，it affects such state parameters of the aeroengine
$ Y' h! u |. u! i: K8 t2 Cas rotor speed，turbine inlet total temperature，etc． and its operating characteristics also affect the engine speed，stability
; s& n# Q; P. v3 q4 A' \9 aand other performance parameters of aeroengine． It occurred that certain engine speed swung in the ground test bed
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process． The reason for which was due to the fuel distributor not working properly in preliminary view． Based on the analysis
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of working principle of this type of fuel distributor，the corresponding simulation model in the software AMESim was built to reproduce
8 D \. Z! B2 n8 ?* T3 lthe phenomena of engine speed swing appearing while in use，analyze the cause for faults and optimize the parameters
. i& p& l7 x6 W* O" v0 eof its structure． The simulation results provide the technical basis for troubleshooting，understanding and improving the performance
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+ l: ]2 q/ M, d: ?: t- XKey words: Fuel distributor; Speed oscillation; Fault analysis; Parameter optimization
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