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Application Of The Wavelet Analysis In The Fault Diagnosis Of Rotating Machines

Posted on:2011-11-10Degree:MasterType:Thesis
Country:ChinaCandidate:D P LiaoFull Text:PDF
GTID:2132330332471326Subject:Architecture and Civil Engineering
Abstract/Summary:PDF Full Text Request
In recent years,a large number of small high-rise massively emerge,how reasonablycause the structure plan economy in the design process to become the urgent matter,Special-shaped column and short-leg shear wall, two more applications of the new structure.The commercialization of residential gradually, as investors hope to build cheap housing inthe market to meet the needs of individuals or businesses to develop, as households areconsidered cost, the quality of the housing. The seismic behavior of the structure isconsidered and economic indicators. Through seismic and economic performance analysis, tofind a reasonable use , the development of better housing, meet long-term needs, better moregreen residential building is of great significance . So far , the small high-rise residentialrectangles column frame structure short-leg shear wall system of seismic analysis andeconomic indicators relatively few reports impact of the composite indicator . The residentialstructure is not conducive to residential owner and designers to grasp the scope of theapplication structure .The writer believes that there is a residential structure scope of theproblem .It should be from both the seismic performance of the overall economicperformance and comprehensive scientific evaluation starting to be defined. In this paper andthe study include the following aspects:First, to document retrieval . Based on design examples and guidelines elaboratedrectangles column frame structure special-shaped column frame structure short-leg shear wallstructure of the three new features and structural analysis of their respective termsconstruction related issues.Second, the structure of these three high-rise residential projects for the same smallexample PKPM adopted a series of structural analysis procedures ,the overall structure ofimported models .Under the existing structure of the structural design calculations andanalysis seismic indicators for comparative analysis of the calculation results .Find them innatural cycle structural stability horizontal displacement of the earthquake response ,thesimilarities and differences between internal forces indicators apply to the selection of therelatively small high-rise residential reasonable structure and design proposals for engineering design.Third , the economic structure of residential properties analysed .According to thestructural design of three residential construction plans ,according to the current valuation ofGuangzhou. Cost calculation compiled their budget structure direct costs .Comparativeanalysis of three major structural breakdown of the cost per units area and economicindicators.Fourth ,comprehensive and analysis and calculation results of the reinforced concretestructure for residential earthquake and evaluating economic performance ,reasonableconclusions and recommendations for structural design and investment decision making.
Keywords/Search Tags:Small high-rise residential, Shear wall structure, Frame, Shaped columnstructure, economic comparison
PDF Full Text Request
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