简介：结合用单片机设计航海模拟器的实际,文章阐述了单片机应用中抗干扰设计的几种措施,从理论上简述了抗干扰原理,介绍了两种实用的抗干扰方法.

简介：文章针对AVR单片机在小型柴油机监控系统应用中出现的电磁干扰、静电感应、电源瞬态干扰及程序＂跑飞＂等问题,在分析监控系统工作环境中的干扰源基础上,提出从硬件和软件两个方面采取一系列抗干扰措施,提高柴油机监控系统抗干扰的能力,保障智能监控系统安全运行。

简介：TheReynolds-averagedNavier-Stokes(RANS)method,alongwiththeFluentsoftwarepackage,wasusedtostudythesteadyandunsteadyinteractionofpropellersandrudderswithadditionalthrustfins.Theslidingmeshmodelwasemployedtosimulateunsteadyinteractionsbetweentheblades,therudderandthethrustfins.Basedonthenumericalresults,thepressuredistributiononthepropellerandtheefficiencyofthefinswerecalculatedasafunctionoftheattackangle.TheRANSresultswerecomparedwithresultscalculatedbythepotentialmethod.ItwasfoundthattheresultsforthepotentialmethodandtheRANSmethodhavegoodconsistency,buttheyyieldmaximumefficienciesforthefins,andthuscorrespondingattackangles,thatarenotidentical.