The Research of Calculation Method on Vertical Natural Frequency of the New Full-Prefabricated Floor

Publisher: Trans Tech Publications

E-ISSN: 1662-7482|2016|846|506-511

ISSN: 1660-9336

Source: Applied Mechanics and Materials, Vol.2016, Iss.846, 2016-09, pp. : 506-511

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Abstract

New-type floor is composed of three kinds of slabs joined together through fittings. It is a kind of anisotropic two-way slab. In order to study the calculation method of natural frequency, series method, variable thickness method and variable stiffness method are adopted to calculate the natural frequency. The calculation results of three methods are compared with test result and numerical simulation result. The conclusion is that the calculation result of the variable stiffness method is the closest to the real natural frequency of new-type floor.