027-基于AMESim的涡扇发动机控制系统综合仿真
1 \3 J1 c/ ]' N基于AMESim 的涡扇发动机控制系统
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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;
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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
$ I8 h- p; x& D8 |9 F$ Z3 I7 P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
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中图分类号: V411􀀂 8 􀀁 􀀁 􀀁 􀀁 􀀁 文献标识码: A
( ?& f$ ]* z Y7 N收稿日期: 2010􀀁 04􀀁25; 修订日期: 2010􀀁08􀀁16
0 I1 D0 l A) l& {( |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
3 i& N4 d% Y0 H; o/ v ebased 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,
, b4 D# l0 U, |: n# y6 q+ |Northw estern Poly technical U niv er sity, Xi􀀁an 710072, China;
; ~1 ]% p" J5 O% V) m# r1 f; M( r2. Xi􀀁an Aero􀀁eng ine Cont rols Company ,
- X8 Z2 s; m- M: M, [8 @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
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system simulat ion platform w as dev elo ped. Using the mo dular izat ion mo deling method, the
9 t- _) E) B% v$ dsystem w as subdivided into dif ferent subsy stems, such us sensors, fuel sy stem, elect ronic
- Y" d) e7 P4 N( ~! q- j+ zcont roller, actuators and the engine it self . Every module w as built , tested and encapsula􀀁
9 I2 P9 [5 ^; ?5 Dted into the aero􀀁eng ine cont ro l sy stem mo dule library. With the module library, the eng ine
( W0 v) h" F1 g9 x$ lsystem model co uld be established easily . Taking main fuel contr ol system, for example,
3 ~9 L9 M' Q/ {- Hthe 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
- _$ V, y% c! n( z& p" Usystem 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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. E% h8 d0 V# ?+ n' L) C; ]' W028-某型涡扇发动机自动加速器仿真分析9 Q. Q. ]; \+ S6 a( w3 {. ?/ X
某型涡扇发动机自动加速器仿真分析
, v# d, r( S& g: ?& t& g祁新杰，郭迎清，陆 军
3 B1 I- [: f! k6 n8 K（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
0 ?, p' w( e/ V- X3 _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
% V# t9 R. Y1 L% U. k t1 D& I. X; D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
4 U' M' e1 ~+ V3 |) r' I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
; f4 a1 d1 C4 hQI Xin-jie, GUO Ying-qing, LU Jun
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(College of Power and Energy, Northwestern Polytechnical University, Xi’an 710072, China)
) V6 S: U5 K( {Abstract: A turbofan engine hydro-mechanical control system performs complex accelerating control law. In order to
. ~* U2 f0 x, j/ p; r' @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
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accelerator 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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& u' W6 N( t% L; ?7 A- {Key words: turbofan engine control; accelerator; hydro-mechanical device; co-simulation; performance analysis
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; k" h( M9 q7 | x029-航空发动机燃油分布器故障分析与参数优化.4 B* ], f7 l: d9 Y0 P$ n) h/ z; \4 Y
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航空发动机燃油分布器故障分析与参数优化*
- \: Y# c; e) T& @3 y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
! A6 j; z& n. u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
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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
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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
+ ^7 E/ Z* r! [8 P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
5 F: w2 {4 m# n6 y: c2 ^- v$ RFailure 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
! D2 E$ s" b. M( ~as rotor speed，turbine inlet total temperature，etc． and its operating characteristics also affect the engine speed，stability
) P" Y( l# B$ G* P. X6 v4 r6 d' Band 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
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the phenomena of engine speed swing appearing while in use，analyze the cause for faults and optimize the parameters
8 f# L4 T7 p, x! X4 H/ u6 \/ l1 X& Iof its structure． The simulation results provide the technical basis for troubleshooting，understanding and improving the performance
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Key words: Fuel distributor; Speed oscillation; Fault analysis; Parameter optimization
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