027-基于AMESim的涡扇发动机控制系统综合仿真 Y; S+ P2 h! Q5 q. `* N
基于AMESim 的涡扇发动机控制系统
4 v( W& ?2 u0 S5 |! C综合仿真
& l+ p @1 T/ f( w2 f* b任新宇1 , 王建礼2 , 赵小龙2
" G2 T* \2 Y' A; s3 [: j# g W, A( 1. 西北工业大学动力与能源学院, 西安710072;
* c5 \" Q6 u, v4 V) \' P4 {2. 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
; `' @. A8 ` L5 X C4 }# O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
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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.
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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
" z9 _$ p8 U& u9 H中图分类号: V411􀀂 8 􀀁 􀀁 􀀁 􀀁 􀀁 文献标识码: A
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收稿日期: 2010􀀁 04􀀁25; 修订日期: 2010􀀁08􀀁16
* U8 i* s! K/ l+ i& c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.
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Simulation of turbofan engine main fuel control system
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based on AMESim
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REN Xin􀀁yu1 , WANG Jian􀀁li2 , ZHA O Xiao􀀁long2
" t% i X; i9 X4 n( 1. School of Pow er and Ener gy,
; X- @# H$ D6 U" |0 ]& vNorthw estern Poly technical U niv er sity, Xi􀀁an 710072, China;
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2. Xi􀀁an Aero􀀁eng ine Cont rols Company ,
0 |! S5 m7 d! B' ]. ?; v2 vAviation 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
$ k* r( u2 S" c7 `5 s/ _system simulat ion platform w as dev elo ped. Using the mo dular izat ion mo deling method, the
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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,
. _( n) w& P4 d5 y8 Ythe 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
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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;
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modularizat io n modeling metho d
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9 E; @5 n: {+ ^( ]3 z" {9 J% u, \3 @028-某型涡扇发动机自动加速器仿真分析
. H5 p: w8 H2 n& w2 Q2 j- T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
# z, R* J" I! Y5 Q7 p（西北工业大学动力与能源学院，西安 710072）
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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
9 s+ X4 H, E d" S0 v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
. X' u# h/ Q1 c% i+ v% y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
6 G+ L. K9 R& ?, M7 F% n, ~$ N) |, P1 f9 J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。
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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
( s9 {6 `! m7 L0 v+ QSimulation and Analysis of Turbofan Engine Accelerator
" G3 G: \# m4 x3 O9 }! vQI Xin-jie, GUO Ying-qing, LU Jun
; z, y5 |$ n4 s7 p(College of Power and Energy, Northwestern Polytechnical University, Xi’an 710072, China)
/ U7 N3 R3 ?1 A- K8 Z [& Z# RAbstract: 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
: ^( K0 C! c; [: \correctness of the model was verified, simulation results indicate the model has high precision. Some components’ impact on
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accelerator was emphatically analyzed and the changes on acceleration characteristic by adjusting component parameter
, q3 y0 ^* {% n" Vwere displayed. The conclusions of the paper provide evidence for the improvement and modification of the hydromechanical
0 A4 g/ y8 O5 |# k/ K# k; _control system.
) Y0 _3 B8 i& I& }0 Y% l% H+ QKey words: turbofan engine control; accelerator; hydro-mechanical device; co-simulation; performance analysis
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9 Q% |" P8 J* C d3 a6 `& i# S& C/ r029-航空发动机燃油分布器故障分析与参数优化.. }" H! b/ j* j. \* c
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( M r0 Y, }- K: P9 z航空发动机燃油分布器故障分析与参数优化*
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彭凯，樊丁，卜振鹏，李杰，尹飞佳
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( 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
: x) s5 k/ _8 T" {: o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
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AMESim 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
' {. n4 [: W. w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。
, S& @- S) m e关键词: 燃油分布器; 转速掉转; 故障分析; 参数优化
8 V" B6 B! K) N+ t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
6 g" ^ K1 N' ?& l' z$ g7 @7 Z& g8 EPENG 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)
6 R2 } V- F( [- bAbstract: Fuel distributor adjusts the supply of engine fuel flow． Thereby，it affects such state parameters of the aeroengine
+ L' C" S( T4 Z+ las rotor speed，turbine inlet total temperature，etc． and its operating characteristics also affect the engine speed，stability
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and 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
" X! ~6 y' U2 N( rthe phenomena of engine speed swing appearing while in use，analyze the cause for faults and optimize the parameters
# k0 {! ` i1 I; T$ W) Iof its structure． The simulation results provide the technical basis for troubleshooting，understanding and improving the performance
8 q1 a0 t6 s& e2 ~7 |of the system，and this study has been successfully applied to engineering practice．
* b0 Y6 M( |' o, yKey words: Fuel distributor; Speed oscillation; Fault analysis; Parameter optimization
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