Sökning: "Daxin Chen"

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  1. 1. Modal Analysis on a MIMO System : For an asphalt roller CC1200

    Master-uppsats, Blekinge Tekniska Högskola/Institutionen för maskinteknik

    Författare :You You; Daxin Chen; [2015]
    Nyckelord :Experimental modal testing; MIMO system; modal analysis; Matlab; numerical model; Reflex.;

    Sammanfattning : Impact hammer is the current modal testing way in Dynapac testing department. Due to highly damped characteristic of big construction machines, there are a few weaknesses for modal testing when using hammer, such as short response time, limited frequency resolution, poor quality of frequency response functions. LÄS MER