基于小生境遗传算法的多维传感器动态解耦方法.pdfVIP

第 19 卷 　第 3 期 传 感 技 术 学 报 Vol . 19 　N o . 3 2006 年 6 月 CHIN ES E J OU RNAL O F S EN SORS AND AC TUA TORS J u n . 2006 Dynamic Decoupling Method f or MultiAxis Sensor Based on Niche Genetic Algorithm 1 1 1 2 D I N G M i ngl i , L I A N G H ong , WA N G Qi , WA N G Ch anghong 1. D ep t. of A ut om at ic Tes t an d Cont rol , H aerbi n I ns t it ute of Technology , H arbi n 15000 1 , Chi na; 2 . D ep t. of Cont rol Eng i neeri ng , H aerbi n I ns t it ute of Technology , H arbi n 15000 1 , Chi na Abstract :The dynamic coup ling of a multiaxi s sen sor i s defined a s a sit uation t hat t he outp ut signal of o ne directio n include s t he additional value , w hich affect ed by t he inp ut in ot her directio n . Obviou sly , t he dy namic co up lin g er ror will decrea se t he sen sor mea surement p reci sion seriou sly . A new multiaxi s sen sor dynamic decoup ling met ho d i s p ropo sed ba sed on a niche genetic algorit hm . The met ho d fir st get s t he cali bration dat a of t he multisen sor , an d t hen u se s t he sy st em identificatio n met ho d an d t he niche genetic algo rit hm to calculat e and op timize t he decoup ling net wor k ba sed on t he analy si s met ho d of t ran sfor m f unction mat rix . In addition , it al so avoids t he high p reci sion requirement of t he sen sor mo del in t he t raditional dy namic deco up lin g met ho d . Finally , t he simulation re sult s show t he cor rect ne ss and t he aff ectivit y of t he p rop o sed met ho d . Key words :multiaxi s sen sor ; dynamic decoup lin g ; niche genetic algorit hm EEACC :7230 ;7320 G 基于小生境遗传算法的多维传感器动态解耦方法 1