Understanding structures and earthquakes in groningen tu delft. Description and users guide, university of california, berkeley, ca. Introduction the most direct description of an earthquake motion in time domain is provided by accelerograms that are recorded by instruments called strong motion accelerographs. Sap 2000 and etabs training course teaches you how to use sap2000 software for structural analysis and design of residential building. The response spectrum is determined with sap 2000 software and designed in accordance with is 1893. Responsespectrum analysis provides insight into dynamic behavior by measuring pseudospectral acceleration, velocity, or displacement as a. Floor response spectra generation for seismic design of buildings. The accelerograph records three orthogonal components of ground acceleration. Response spectrum analysis is an inexpensive approach to estimate the peak response of a model usually a model of a structure subjected to base motion. From a simple small 2d static frame analysis to a large complex 3d nonlinear dynamic analysis, sap2000 is the answer to all structural analysis and design needs.
Nevertheless, response spectrum has become standard terminology. Modeling enhancements implemented incident description 222142 a change has been made to default the modeling of tendons to be modeled as elements instead of loads. Scale factor should be specified such that its product with response spectrum values. I am doing response spectrum analysis on a water tank. Must use modal response spectrum or response history analysis.
Sap2000 elastic response spectrum analysis has been performed on a. Response spectrum analysis is performed to verify that the column. Dynamic analysis may include seismic response spectrum or accelerogram time history. Manual and sap result of story displacement, base reaction of equivalent static method were approximately same. The results obtained from static analysis method shows higher storey displacement values as compared to response spectrum analysis. Response spectrum analysis provides insight into dynamic behavior by measuring pseudospectral acceleration. In this paper a fifteen storied commercial building is subjected to an earthquake load histogram as in the case of bhuj earthquake in gujarat. Deformation cable supported bridge analysis and pushover analysis. During responsespectrum analysis, loading is applied to. Live and live roof and compare it with manual load calculation. This page is devoted to frequently asked questions faq related to responsespectrum analysis. Elevated water tank, response spectrum analysis, sap 2000, two mass model. Response spectrum analysis of a simple planar frame.
Datta department of civil engineering, iit delhi response spectrum method of analysis 0 5 10 15 20 25 30 0. Mar 11, 2014 the result of a response spectrum analysis using the response spectrum from a ground motion is typically different from that which would be calculated directly from a linear dynamic analysis using that ground motion directly, since phase information is lost in the process of generating the response spectrum. Scribd is the worlds largest social reading and publishing site. Sap2000 watch and learn video tutorials cover a wide range of topics, from basic product overviews to advanced subjects such as nonlinear sequential construction. Sap 2000 complete building analysis tutoone by devendra man palikhe in nepali language duration.
Analisis dinamik struktur dengan respon spektrum berdasarkan. Etabs provides both static and dynamic analysis for wide range of gravity, thermal and lateral loads. The problem is that when i perform a response spectrum analysis, although i am able to see stresses in local axes, the principal stresses are zero. Elevated water tanks tank staging fluidstructure interaction seismic analysis. The deflected shape for a linearadd load combination which contains a response spectrum load case will display either the minimum or maximum displacements, depending on which has the greater absolute value. Akhiri dengan klik ok, dan klik ok sekali lagi untuk keluar dari kotak dialog. About this manual this manual describes the basic and most commonly used modeling and analysis features offered by the sap2000 structural analysis program. All analysis for this example was performed on sap2000. An incremental response spectrum analysis procedure based on. Unlike other courses that are available on internet which only teach you tools of the program and not the actual procedure of the design and detailing, this course will teach you these things along with all the. Just have a quick couple questions regarding seismic analyses in sap. As you can see, sap2000 is a powerful structural analysis tool and can be used. I have a doubt in the case of response spectrum method and how to decide scale. Jun 09, 2011 this feature is not available right now.
Evaluation process for arch dams 63 1 response spectrum analysis 64 2 linear time history analysis 64 f. Standar ini dikeluarkan dengan tujuan untuk menyempurnakan acuan dasar perencanaan ketahanan gempa baik untuk. The analysis results would reflect the area uniform loads, and usually no load was lost. Pdf response spectrum analysis of structures subjected. Responsespectrum analysis technical knowledge base. Dynamic analysis of single cylinder compressor block. Response spectrum analysis generates the likely maximum response that a structure may experience in either direction. I need to find out base shear, overturning moment, story drift and lateral displacements. Pushover vs conventional analysis in order to understand pa, the best approach would be to first see the similarities between pa and the conventional seismic analysis sa, both seismic coefficient and response spectrum methods described in is. For modal response history analysis, sap2000 allows an explicit damping ratio to.
Elastic analyses by hand calculations and sap2000 have been. Select run from the analyze menu to analyze the structure. Sap14 compensated absences liabilities revised 1211. Jul 06, 2012 i am modeling a 3d masonry building for the needs of my master thesis, using shell thick elements. How do you decide scale factor in sap2000 while defining. View source view scaffolding xml export to pdf export to word. Response spectrum analysis in sap2000 computers and. Sap2000 is the latest and most powerful version of the wellknown sap series of structural analysis programs. Floor response spectra generation for seismic design of. In the 250 page eeri document he never indicated he used the response spectrum method for his research or professional.
I am modeling a 3d masonry building for the needs of my master thesis, using shell thick elements. Johnson department of earth and environmental science, new mexico tech 1. Sap2000 seismic analysis civil engineering community. Sap 2000 and etabs training course on realworld civil. Pdf 38226024 etabs examples manual abdul raheem raheem.
The socalled nonlinear static procedure nsp based on pushover analysis has been developed in the last decade as a practical engineering tool to estimate the inelastic response quantities in the framework of performancebased seismic evaluation of structures. This type of analysis is useful in the case of dynamic loading like earthquakes. Earthquake design and evaluation of concrete hydraulic. Earthquake analysis with sap2000 response spectrum analysis response spectrum analysis is performed to verify that the column design is adequate. Introduction the basis of engineering seismology is the need to quantify how a given structure will respond to complex ground motions. How do you decide scale factor in sap2000 while defining response. May 17, 2014 pada response spectrum ibc 2012 function definition, lakukan penyesuaianpenyesuaian yang diperlukan, yakni pada nilai ss dan s1, seperti yang telah diperoleh pada langkah sebelumnya. Evaluation process for intake towers 64 1 response spectrum analysis 64 2 linear time history analysis 64 g. That is available in pdf format file name saprefer. Elevated water tank,response spectrum analysis, sap 2000, two mass model.
Responsespectrum analysis provides insight into dynamic behavior by measuring pseudospectral acceleration, velocity, or displacement as a function of structural. Where an equivalent lateral force analysis or a modal response spectrum analysis is. Sap 2000 tutorial session notes this tutorial provides the basic steps of performing a frame analysis using sap 2000. A response spectra analysis may be performed after the dynamic analysis to obtain forces, stresses and deflections.
Response spectrum analysis in sap2000 civil engineering. Sap 2000 tutorial session notes mit opencourseware. Sap2000 manual sap2000 is a program developed by the company csi, computer and structures, inc. It is based on the design project example shown below, the complete solution of which is provided as a handout. Jul 19, 2016 sap 2000 complete building analysis tutoone by devendra man palikhe in nepali language duration. Nov 08, 2017 response spectrum analysis of a simple planar frame. Nov 12, 2016 sap results for equivalent static and response spectrum method were nearly same.
Ansys response spectrum analysis tutorial pdf best of all, they are entirely free to find, use and download, so there is no cost or stress at all. Sap12 overhead for auxiliary fund accounts revised 1211. Sap results for equivalent static and response spectrum method were nearly same. Can sap2000 develop response spectra for a given location within the structure. Responsespectrum analysis rsa is a lineardynamic statistical analysis method which measures the contribution from each natural mode of vibration to indicate the likely maximum seismic response of an essentially elastic structure. Scale factor should be specified such that its product with responsespectrum values.
Department of civil and environmental engineering california. Dengan demikian maka sni 0317262002 sudah tidak dapat digunakan lagi. Etabs 2016sap2000 v19 are capable to perform the following methods of seismic analysis and design. When the responsespectrum curve is defined, acceleration is typically entered as a fraction of gravitational acceleration 9. An incremental response spectrum analysis procedure based. Structural analysis of a multistoreyed building using. Responsespectrum analysis provides insight into dynamic behavior by measuring pseudospectral acceleration, velocity, or displacement as a function of. Learn about the sap2000 structural analysis and design program. When the response spectrum curve is defined, acceleration is typically entered as a fraction of gravitational acceleration 9. This analysis mainly deals with the study of a rectangular, l, c and i.
The structures response is determined by its mass and stiffness distributions. Response spectrum analysis in sap2000 stressed civilenvironmental 24 feb 14 11. Additional information can be found in the online help facility available. Pdf response spectrum analysis of structures subjected to. This is your first check to see if there are any problems with the model. In general, the response spectra analysis procedure is based on the assumption that the dynamic response of a structural model can be approximated as a summation of the responses of the independent dynamic modes of the model.
The earthquake analysis capabilities of sap2000 are demonstrated using a railroad bridge bent designed in accordance with the arema. For dynamic response spectrum analysis, define theresponse spectrum function and then response spectrum case using the procedure similar to that for static case. When an analysis is completed, analyze the results using load cases or load combinations with various postprocessing functions from the results menu. Barubaru ini, indonesia mengeluarkan regulasi baru tentang standar perencanaan ketahanan gempa untuk bangunan gedung dan nongedung. Response spectrum method of analysis mechanical engineering. In dynamic analysis, it is useful to display base shear and base overturning moment for comparison with results from equivalent static analysis. It is strongly recommended that you read this manual and work the tutorial before attempting a real project using sap2000. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Details title response spectrum analysis in sap2000 duration 20 mins language english format mp4 size 65 mb download method direct download download. Asce 710 gives the following instructions for scaling. A response spectrum is defined by giving a table of values of s at increasing values of frequency. Response spectrum analysis rsa is a lineardynamic statistical analysis method which measures the contribution from each natural mode of vibration to indicate the likely maximum seismic response of an essentially elastic structure. Sap15 analysis of year end fluctuations revised 0502.
Once the analysis has finished, you may want to look at the entire analysis results screen before pressing the ok button. In abaqusstandard it is assumed that the damping is always small, so these relationships are used whenever a conversion is needed. However nsp suffers from a major drawback in that it is restricted with a singlemode response and therefore the procedure can be. Responsespectrum analysis faq technical knowledge base. Pdf response spectrum analysis for irregular multi. Tutorial pdf ansys response spectrum analysis tutorial are a good way to achieve details about operating.
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