基于網(wǎng)絡(luò)拓?fù)鋮f(xié)作復(fù)雜系統(tǒng)振動(dòng)主動(dòng)控制算法

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關(guān)鍵詞：振動(dòng)主動(dòng)控制；直升機(jī)；復(fù)雜系統(tǒng)；網(wǎng)絡(luò)拓?fù)鋮f(xié)作；數(shù)值仿真 中圖分類(lèi)號(hào)： V275+.1 ; TU311.3 文獻(xiàn)標(biāo)志碼：A DOI：10.16385/j.cnki.issn.1004-4523.202307001

Active vibration control algorithm for complex systems based on network topology cooperation

LIJingliang1，LUYang，SUNJiamingl，MAXunjun2 （1.National Key LaboratoryofHelicopter Aeromechanics，Nanjing University of Aeronautics and Astronautics， Nanjing 21Oo16，China；2.Wuhan Second Ship Design and Research Institute，Wuhan 430064，China）

Abstract：Inordertosolvetheengineringproblemsofstrictconvergenceconditionoftraditionaldecentralizedalgoritmandhuge computationamountofcentralizedalgorithminvibrationactivecontrolofcomplexsystems，thispapercombines network topology cooperation strategyandFxLMSalgorithm todesignanovelactivevibrationcontrolalgorithmbasedonnetwork topologycooperation，andselectsasimplifiedaiframemodelofahelicopterasthecontroledobect.Thesmulationstudyofactievibrationcotol with a scale of 20 ×20 （2O actuators and 2O error sensors）is carried out.The results show that the algorithm based on network topologycanachievethesamevibrationreductionefectasthecentralizedalgorithmwhilesignificantlyreducing thecomputation amount，whichisanadvantagethatthedecentralizedalgorithmandthecentralizedalgorithmdonothave.Themeanvibrationdecreasesabout34.3dBundersingle-frequencycontrol，andabout12.6dBundermultifrequencycontrol.Atthesametime，the characteristicsofsecondarypathcouplingareproperlysimplified，whichisconducivetothevalueofconvergencecoeficent，and theefectivenessandsuperiorityofthisalgorithm foractivevibrationcontrolofhelicoptercomplexsystemarefullverified.

Keywords：active vibration control;helicopter;complex system;network topology cooperation;numerical simulation

機(jī)身振動(dòng)水平高一直是制約直升機(jī)產(chǎn)業(yè)進(jìn)一步發(fā)展的關(guān)鍵因素。（剩余6901字）