027-基于AMESim的涡扇发动机控制系统综合仿真3 J; z4 |1 \% n" R% i. `
基于AMESim 的涡扇发动机控制系统
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综合仿真
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任新宇1 , 王建礼2 , 赵小龙2
, Z/ J3 u% Q b& ]7 m( 1. 西北工业大学动力与能源学院, 西安710072;
4 U9 h$ m5 v9 x2. 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
* L0 \& U g- q/ u% j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
9 y O3 O3 B2 `, b: S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
0 @4 u5 J( r- R) r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
! o3 z8 t& s! m8 C3 V* fREN Xin􀀁yu1 , WANG Jian􀀁li2 , ZHA O Xiao􀀁long2
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( 1. School of Pow er and Ener gy,
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Northw estern Poly technical U niv er sity, Xi􀀁an 710072, China;
1 x/ @7 e( x9 P. X# d2. Xi􀀁an Aero􀀁eng ine Cont rols Company ,
5 H4 j1 Z+ i* s' O- EAviation Industry Cor porat ion of China, Xi􀀁an 710077, China)
% {- }. u( X. F* ^3 ~; OAbstract: Based on the AMESim simulat ion environment, a turbofan engine contro l
) N% j: C& Y9 [5 `" C& w1 Tsystem simulat ion platform w as dev elo ped. Using the mo dular izat ion mo deling method, the
, T* Z4 r/ Q( [7 rsystem w as subdivided into dif ferent subsy stems, such us sensors, fuel sy stem, elect ronic
7 @! m$ a! Z2 ncont roller, actuators and the engine it self . Every module w as built , tested and encapsula􀀁
8 B, l, A( K: }1 Y& o! i, k1 Q8 P1 Uted 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
_. ]5 v& t- Y9 I; A2 v, lref 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;
6 f4 x3 `7 z0 z- ^2 `modularizat io n modeling metho d
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; s( v- K Z- g! _028-某型涡扇发动机自动加速器仿真分析# L4 b! {0 d8 v3 \; J
某型涡扇发动机自动加速器仿真分析
7 F* _$ X+ a; r4 A祁新杰，郭迎清，陆 军
( K: R& x; b% \, o/ a: s: 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
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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
3 j( h" m9 r, X: z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
" d: v2 O- I) T3 Y6 O5 H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
" r# a& j4 }+ M' a, JSimulation and Analysis of Turbofan Engine Accelerator
0 k4 L, V8 E+ W1 l. q8 n2 p5 u; y7 SQI Xin-jie, GUO Ying-qing, LU Jun
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(College of Power and Energy, Northwestern Polytechnical University, Xi’an 710072, China)
: [( Q0 D j" l2 rAbstract: A turbofan engine hydro-mechanical control system performs complex accelerating control law. In order to
! \0 p& m# ]8 O5 V1 V: ?& danalyze 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
} p' j8 t; E! w3 p( @; J4 u! ^) [* Daccelerator was emphatically analyzed and the changes on acceleration characteristic by adjusting component parameter
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were displayed. The conclusions of the paper provide evidence for the improvement and modification of the hydromechanical
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* z) @' j: x* T- R5 n6 {2 oKey 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./ Q; v: }6 f1 D$ j9 V3 s' E9 a
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5 Y& `5 [# R( v航空发动机燃油分布器故障分析与参数优化*
( K2 K! ^# C2 [' |8 r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
/ p* Q. w8 P; c/ n& w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
5 w* o1 }& v& {$ ]+ y/ W8 G% _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
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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。
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关键词: 燃油分布器; 转速掉转; 故障分析; 参数优化
/ _" _$ S$ ^" R! p. t- W! u# m4 h# M+ {中图分类号: V233. 22 文献标识码: A 文章编号: 1001-4055 ( 2011) 02-0276-06
' Q8 ?" d* u+ r4 I: w! ~- Z6 @$ j* 收稿日期: 2010-01-05; 修订日期: 2010-04-20。
) }( V! E! r1 @( x' N4 R6 |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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PENG Kai，FAN Ding，BU Zheng-peng，LI Jie，YIN Fei-jia
( H5 D; E. d' g2 u/ k& P. y( School of Power and Energy，Northwestern Polytechnical Univ． ，Xian 710072，China)
; h1 |, ]' a' O7 e/ Q3 OAbstract: Fuel distributor adjusts the supply of engine fuel flow． Thereby，it affects such state parameters of the aeroengine
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as 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
; _0 `. Y" v* U% `& I" Dprocess． The reason for which was due to the fuel distributor not working properly in preliminary view． Based on the analysis
! w# x6 N; {6 x2 p; d: U8 z+ iof working principle of this type of fuel distributor，the corresponding simulation model in the software AMESim was built to reproduce
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the phenomena of engine speed swing appearing while in use，analyze the cause for faults and optimize the parameters
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of its structure． The simulation results provide the technical basis for troubleshooting，understanding and improving the performance
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& b+ s# D0 ]- H ` }Key words: Fuel distributor; Speed oscillation; Fault analysis; Parameter optimization
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