Study on the earthquake response of a rc building with base. Guidelines for the manual modification of bridge bearings automatically created by the bridge modeler. The buildings considered have a plan dimension of 22. Pdf earthquake analysis of structure by base isolation. The response of each systemsubsystem is compared to the fe model and refinements of the model take place to match the test results with accuracy.
Detail sap design with manual calculation model, analysis and design of tall building with sap2000 modeling in sap2000. So first click on the define menu materials select a992fy50 in the define materials now select the modifyshow material. For comparing a fixed base and isolated base building a sevenstoried building is modeled in the sap 2000 software. Optimized modeling and design of structures using sap2000 presented. Create and modify a concrete bent which features a nonprismatic cap beam. Membuka dokumen baru klik file new pilih model struktur 6. The base isolation systems are considered namely i lrb. Although the base isolation design can be fulfilled using uniform building code 1997, conceptual. Modelling and analysis of base isolated structures with. Base isolation is a passive vibration control system. The fixed base and base isolated building performance point is calculated by using sap 2000 software and story drift is for eqx and eqy direction is calculated and hinges also form to the structure. Time dependent creep and schrinkage model alive option in sapfire. Pendekatan balok sebagai sebagai balok t tentu lebih merepresentasikan keadaan sebenarnya hubungan balokpelat monolit yang persyaratan lebar sayap balok diatur lebih.
Where i can incorporate the friciton coefficient in spring element. Sap2000 follows in the same tradition featuring a very sophisticated, intuitive and versatile user interface powered by an unmatched analysis engine and design tools for engineers working on transportation, industrial, public works, sports, and other facilities. The sap name has been synonymous with stateoftheart analytical methods since its introduction over 30 years ago. Optimized modeling and design of structures using sap2000. As shown in figure 12, the loads have been successfully added to the model. To identify the dimensionless parameters governing the coupled lateraltorsional response of the system, equation 2 can be rewritten as note that ey px p. Model struktur window 2 toolbar window 1 menu satuan. Mendefinisikan material klik define materials pilih add new material input data material. Dec 11, 2019 the story displacement is more in the case of base isolation by 73.
The second model is represented by a 3dof system described in sap 2000. Internal database communication is secured with the same mechanism used for securing other internal sap hana communication channels. Design of piles using sap 2000 design of retaining wall in sap2000. Csi analysis and reference manual for sap2000, etabs and safe 2. Where i can incorporate the friciton coefficient in base isolation friction pendulum system sap 2000 computers and structures. Design of base isolator models were created in sap 2000 without base isolator figure 5, with linear base isolator and with nonlinear base isolator. Teknologi base isolation system sistem isolasi dasar berkembang dgn pesat. It is observed that the energy of seismic dissipation by lbr isolators, i.
Design example the present study has been concentrated on. Pendekatan balok sebagai sebagai balok t tentu lebih merepresentasikan keadaan sebenarnya hubungan balokpelat monolit yang persyaratan lebar sayap balok diatur lebih lanjut dalam peraturan. Since deformations localize mainly in the base isolators, the structure above can be assumed to displace as a rigid unit. Seismic isolation bearingsengineering journalurban habitat constructions. Alive feature provides continuous updating of the model during development and editing, automatically rerunning the analysis for every revision so that model changes are easily evaluated.
The structure was assumed to be in zone v, built on soft soil. International journal for research in engineering application. For example, to generate a twodimensional frame, click on the second icon in the first row. Earthquake analysis of structure by base isolation.
The conceptual design and preliminary design are discussed through analyzing a 100 yearold historical building, mitchell hall in istanbul, turkey. Sap2000 version 14 manual cf65bd7c145b9c82729ede0c963f255d. I cannot help you with your sap2000 analysis, but will follow the discussion with. Sap2000 tutorials training videos, manuals and model files.
Study on base isolation system for seismic response control. Base isolation on sap2000, how do i determine the effective. Earthquake analysis of structure by base isolation techniques. Demonstration of dynamic lateraltorsional coupling in building structures ucla pxt, pyt, p. About this manual this manual describes the basic and most commonly used modeling and analysis features offered by the sap2000 structural analysis program. Sap2000, etabs, and safe analysis reference, containing. I dont know if the kelly, skinner, and robinson book is. The concept of base isolation system had been suggested in last few decades and the available technologies and the knowledge of base isolation system are getting mature and. The elastic analysis is performed with computer program sap2000.
When initially released in 1996, sap2000 was the first version of sap to be completely integrated within microsoft windows. 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. Etabs watch and learn video tutorials cover a wide range of topics, from basic product overviews to advanced subjects such as performancebased design. The main task in this project is to determine the dynamic behavior of a 5storey steel structure model with base isolation system and without base isolation system by experimentally and numerically. Modeling of seismic isolation bearings in computer software. The computer program sap2000 and all associated documentation are proprietary and. Response history analysis of structures with seismic isolation and. Structural software for analysis and design sap2000. The com puter pro grams sap2000, etabs, safe, and csibridge and all. In the physical model used here, the base isolators are. Sap2000 tutorials hw 7 problem 1 by andrew chan example. I cannot help you with your sap2000 analysis, but will follow the discussion with interest. This study aims to evaluate the influence of the vertical component of earthquake on fpbs. Ground motions force structure to slide along the concave surface of the bearing under its own natural frequency.
An open frame building model with3 and 4 bays in each x and y directions, the height of each storey as 3. I dont know if the kelly, skinner, and robinson book is available in pdf form. Friction pendulum bearings fpb are one of the most used base isolation systems worldwide, in which the superstructure is isolated from the foundation through a slidingbased system. This study aims to evaluate the influence of the vertical component of earthquake on fpbs response. Studibangunantingkat tinggimenggunakan base isolation. Click on file click on new model from template to get the following screen. It is imperative that you read this manual and understand the assumptions and procedures used by the program before attempting to create a model or perform an analysis. This explains why a multistory base isolated building structure can be idealized as a single story structure. Jul 18, 2015 98 sap2000 verification manual figure 201 model of frictionpendulum base isolated 3d frame 104 105. Introduction of an innovative base isolation system for. For the purpose of the research the overall system is described by a concentrated mass with no rotational degree of freedom.
Sap 2000 section composite manual labibliothequedemaho. Pada pelatihan sap 2000 ini, balok dianggap sebagai balok berpenampang persegi. Sap2000 tutorials training videos, manuals and model. Keywords seismic, residential building, fixed support, lead rubber bearing support, staad pro, sap 2000. Chapter 11 of guide to the application of the 2000 nehrp. Oct 18, 2015 the program automatically displays a deformed shape view of the model, and the model is locked. The results of the free vibration analysis like time period, frequency, mode shape and modal mass participating ratios of. Vukazich ce 160 sap 2000 lab 1 notes sap2000v12 l6 12 making changes to the model if you want to make changes to the model after you have run the analysis, you must first unlock the model. Sekilas mengenai sap2000seri program sap merupakan salah satu program analisis dan perancangan struktur yang telah dipakai secara luas diseluruh dunia, program ini merupakan hasil penelitian dan pengembangan oleh tim dari university of california, yang dipimpin prof.
Sap2000 represents the most sophisticated and userfriendly release of the sap series of computer programs. Frame 1 frame 2 frame 3 frame 4 figure 12 2d view of meshed shell elements as you can see in figure 12, frame 1 is uniformly meshed in a 5x5 pattern. I am working on modal of base isolation lead rubber. Ce 160 sap 2000 notes for 2d problems sap 2000 main. Sap2000 manual sap2000 is a program developed by the company csi, computer and structures, inc. Modelling techniques in structural designimproving bridge rating and truck permitting. Sap 2000 tutorial session notes this tutorial provides the basic steps of performing a frame analysis using sap 2000. Menyimpan file klik file pilih savesave as ketik nama file ok. Movable joint between substructure and superstructure 32. You can unlock the model by clicking the lock icon on the upper task bar on the main view window. The dynamic properties are also very important for the dynamics analysis of the structure.
Example 1 csi knowledge base computers and structures, inc. Pdf csi analysis reference manual ana castillo academia. The analysis is done using nonlinear seismic time history data for with and without base isolation condition. Department of civil and environmental engineering california. Ebook ini membahas tentang tutorial belajar sap 2000. Modeling using sap 2000 1open the sap 2000 sap program 2 check the units of the model in the dropdown box in lower righthand side corner of the sap 2000 window, click the dropdown box to set units to knm 3 click the file menu new model command. When initially released in 1996, sap2000 was the first version of sap to be completely. Otherwise, its not possible to create or start a tenant database.
It is based on the design project example shown below, the complete solution of which is provided as a handout. Assessment of seismic response analysis of base isolated rc. Click the apply to model button and then press done. Pemilihan item output rasio partisipasi massa gambar 7. The isolator1 property of the sap2000 nllink element can be used to model a biaxial. Locking the model prevents any changes to the model that would invalidate the analysis results. This is a minitutorial prepared for the structural analysis of a sample beam. The principle of seismic isolation is to introduce flexibility in the structure. Abstract base isolation design is one of the latest technology used in a structure to resist the seismic waves caused by earthquake.
Vukazich ce 160 sap 2000 lab 1 notes sap2000v12 l6 7 define frame sections change to kip, in, f units in the lower right corner of the main view window. Materials, sections, grids, and supports are defined. Base isolation sebagaipereduksibebangempa diwilayah gempatinggi oleh. Physical model discrete spring model modeling of seismic isolators in sap2000. Pdf modul sap dengan tutorial bahasa indonesia irbar d a. Of 2d steel structure model using genetic algorithm gasap2000. Free vibration and forced vibration analysis was carried out on the framed structure by the use of computer program sap 2000 v15. Although the base isolation design can be fulfilled using uniform building code 1997, conceptual design is yet necessarily analyzing to achieve the optimal and effective values of design. Experimental in structural dynamics base isolation system. Once high isolation has been configured, a dedicated os user and group must exist for every tenant database. The present work attempts to differentiate between base isolated structure and conventional method. From beginner to pro teaches you all the things required for the structural analysis and design of a residential building. Sap 2000 tutorial session notes mit opencourseware. A fivestory building example by erik anders nelson.
All sap2000 data, including model information, analysis results, and design. Download kumpulan ebook desain konstruksi dengan sap 2000 software sap 2000 masih merupakan software terdepan dalam aplikasi teknik sipil. Rebate like see the section called manual the sap pdf 2017 keystone bobcat manual. Im modeling a frame building with base isolation elastomeric bearings. The isolator2 property of the sap2000 nllink element can be used to model a biaxial friction pendulum system isolation bearing. Oct 09, 2014 calculating the base shear of a building calculation and design of concrete reservoirs with sap2000 construction design with sap2000 desain konstruksi dengan sap 2000 csi analysis reference manual csi automated lateral loads manual dabt2 tinh noi luc sap2000 v7. Time history an alysis i s c arried out to find seismic re sponses of structures using sap 2000. Modelling and analysis of base isolated structures with friction. Now we want to define the material as weightless, so we set the weight per unit volume to 0. This course doesnt require you to have any prior experience in this software or.
Ten sioncom pres sion fric tion pen du lum isolator. From the define menu choose section properties and then frame sections click add new propertyand choose concrete as the frame section property type note that the sap 2000 default section fsec1 is a steel section. Bridge base isolation, bridge construction sequence analysis, large deformation cable supported bridge analysis and pushover analysis. Calculating the base shear of a building calculation and design of concrete reservoirs with sap2000 construction design with sap2000 desain konstruksi dengan sap 2000 csi analysis reference manual csi automated lateral loads manual dabt2 tinh noi luc sap2000 v7. Dead load analysis was done for the self weight of the system and axial load acting on each column was obtained table 1. Next article seismic base isolation in reinforced concrete structures. The modelling of base isolators has been done in sap using joint 1 link element type as rubber isolator 5. Semua sistem koordinat yang digunakan dalam pemodelan dinyatakan terhadap satu. It features a powerful graphical user interface that is unmatched in terms of easeofuse and productivity.
Demonstration of lateraltorsional coupling in building. Base isolation is defined as a flexible material which. Ce 160 sap 2000 notes for 2d problems sap 2000 main screen. Pdf seismic base isolation in reinforced concrete structures. This tutorial provides the basic steps of performing a.
Study on the earthquake response of a rc building with. The effective reduction of interstory drift in the floor of base isolation system can ensure the lowest damage to facilities and also human safety. We will be using the default fsec1 and this is assigned by default to a992fy50 a type of steel. The manuals are available in adobe acrobat pdf format on the sap2000 cd, and can also be accessed from within the program using the help menu. All of the changed values will be imported into sap2000. The model uses a biaxial friction pendulum isolator. The model is locked when the lockunlock model button appears depressed. Sap2000 training collection civil engineering community. On the bottom right corner, select the units to be used in the analysis. Mar 28, 2019 manual modification of bridge bearings.
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