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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Frequency analysis of timber-joist floors

Polensek, Anton 26 August 1968 (has links)
Graduation date: 1969
2

Methods to reduce transient floor vibrations /

Queen, Bruce Leon, January 1991 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1991. / Vita. Abstract. Includes bibliographical references (leaves 138-143). Also available via the Internet.
3

Evaluation of a proposed vibration criterion /

Hanagan, Steven James, January 1992 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1992. / Vita. Abstract. Includes bibliographical references (leaves 61-62). Also available via the Internet.
4

The effect of stiffness and mass on the dynamic response of wood floors /

Li, Xiaoming, January 1993 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute and State University, 1993. / Vita. Abstract. Includes bibliographical references (leaves 130-136). Also available via the Internet.
5

Reliability of floors under impact vibration

Gupta, Ashwani January 1985 (has links)
Floor vibration is a serviceability limit state problem as opposed to limit state of collapse. People find excessive vibrations annoying and it leads to unacceptable floor performance. Improvements in design techniques and use of higher strength materials have made floors lighter and more sensitive to vibrations. The existing code" criteria for limiting floor deflection are not satisfactory as they do not relate to human perception of vibrations. A finite element computer program is developed for a rational analysis of floor vibrations due to human footfall impact. The approach followed in the solution is to use a Fourier series expansion of displacement functions along the span and a finite element approximation in the transverse direction. A time step analysis is followed to obtain the floor's dynamic response at any point on the floor due to footfall impact elsewhere. A sensitivity analysis is done to study the effect of various floor parameters on floor performance. A reliability study of floor performance as affected by variability of joist stiffness is made by simulation. Floors simulated by randomly selecting joists from a population are analyzed and vibration response ratings are obtained by relating the response to human perception criteria. The probability of people rating the floor as of a certain performance level is predicted. Based on the reliability analysis, allowable spans and allowable deflections for a certain level of floor performance and a target reliability are proposed. / Applied Science, Faculty of / Civil Engineering, Department of / Graduate
6

A rule-based system for automated spatial layout planning

Yesilcimen, Halil January 1995 (has links)
No description available.
7

Analysis of curved bridge decks

陳國煌, Chan, Kwok-wong. January 1969 (has links)
published_or_final_version / Civil Engineering / Master / Master of Science in Engineering
8

A dynamic analysis of floor systems

應港東, Ying, Kong-tong, Michael. January 1967 (has links)
published_or_final_version / Civil Engineering / Master / Master of Science in Engineering
9

Vibrational performance of wooden floors in domestic dwellings

Chui, Y. H. January 1987 (has links)
No description available.
10

Design development of composite elements

Francis, R. W. January 1990 (has links)
No description available.

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