Electrical, electronics and communications engineering. In spite of this, a good deal of intuition can be developed by approaching the subject geometrically. The geometric approach is based on the ideas of vectors and vector spaces. For the love of physics walter lewin may 16, 2011 duration. The theory which underlies time series analysis is quite technical in nature. Time history analysis midas civil dynamic analysis step 2. Response spectrum method help designer to design a buildingstructure for maximu.
Apr 26, 2008 lecture series on project and production management by prof. Timehistory analysis is a dynamicnonlinear technique which may involve either the fna or the directintegration method. It decreases along the finite feasible trajectory computed at time t. Data communication nptel online videos, courses iit video. What is difference between time history analysis and response. Computing power at that time was still grossly inadequate for what we today would consider useful calculations, but signi. Lectures in computational fluid dynamics of incompressible flow. Computer networks lecture series on computer networks by prof. So lets turn now to the main topiclets see herewhich is time series analysis. And that, in fact, is the projection corresponding to defining the coefficients psi i.
Introduction to multimodal urban transportation systems muts civil engineering. Timehistory analysis first steps tutorials computers and. Linear dynamic analysis response spectrum method is the linear dynamic analysis method. I will just give hint or say core part of it which you must revisit and verify after you go through both methods. Theoretical background and implementation of time history analysis in robot. Nptel, online courses and certification, learn for free. Arun kanda, department of mechanical engineering, iit delhi. What is the difference between the responsespectrum and the. Lecture 11solution of dynamic response by mode superposition the basic idea of mode superposition derivation of decoupled equations solution with and without damping caugheyand rayleigh damping calculation of damping matrix for given damping ratios selection of number of modal coordinates errors and use of static correction practical considerations. Time history analysis may be initiated using the process which follows. Today in the rest of the lecture, i want to talk about univariate time series analysis. Nonlinear time history analysis of tall structure for seismic.
Timehistory analysis may be initiated using the process which follows. A characteristic feature of many economic time series is a clear dependence over time, and there are often nonzero correlations between observations at time tand t. National programme on technology enhanced learning nptel is a project of mhrd initiated by seven indian institutes of technology bombay, delhi, kanpur, kharagpur, madras, guwahati and roorkee along with the indian institute of science, bangalore in 2003, to provide quality education to anyone interested in learning from the iits. Learn for free, pay a small fee for exam and get a certificate. Introduction one of the emerging fields in seismic design of structures is the performance based design.
Typically the observations can be over an entire interval, randomly sampled on an interval or at xed time points. The proposed method is to study the response of low, mid, and high rise reinforced concrete buildings under low, intermediate, and high frequency content ground motions. In the present paper study of nonlinear dynamic analysis of ten storied rcc building considering different seismic intensities is carried out and seismic responses. Pay a small fee to write an exam and get a certificate. Chapter 7 nonlinear seismic response of structures nptel. Mathematics functional analysis by national programme on technology enhanced learning. Search the history of over 431 billion web pages on the internet. Time series analysis it is well known that forecasts can be developed using a past history of data or time series consisting of one or more of a long term trend, a. Assign load conditions to the model through assign joint loads or frame loads. No more sorting through random videos and incomplete courses. Chapter 1 fundamental concepts of timeseries econometrics. Therefore, the program must have information about the force as a function of time applied to the structure and the structures damping in order to solve the dynamic analysis. Fundamental concepts of timeseries econometrics 5 with. Di erent types of time sampling require di erent approaches to the data analysis.
Click here for a list of nptel online courses for aicte fdp, jan apr 2019. Lecture 1 introduction and course outline data communication. Other machining operations shaping and planing a singlepoint tool moves linearly relative to the work part shaping a tool moves. With certificate 835 recently started or starting soon 52 courses in progress 352. Lectures from the national programme on technology enhanced learning mathematics functional analysis. What is the difference between the responsespectrum and. Time history analysis is carried out on the basis of loading a time load function only once. Initial conditions may be set by continuing the structural state from the end.
This is a common type for time history analysis of earthquake loads. Here, i will introduce a matlab function which can do a time history analysis of an ndof structure with a certain number of modes nom. If the optimization problem is feasible at time t, then the coordinate origin is stable. Jul 21, 2014 chopra ak, goel rk 2002 a modal pushover analysis procedure for estimating seismic demands for buildings. Define time history load case load time history analysis data time history load case transient. Timehistory analysis first steps tutorials computers. This section will give a brief overview of some of the more widely used techniques in the rich and rapidly growing field of time series modeling and analysis. Select define functions time history to define a timehistory function which characterizes load variation over time. Computer networks nptel online videos, courses iit. This trajectory is suboptimal for the mpc algorithm, hence j decreases even faster. And so were thinking of basically a random variable that is observed over time and its discrete time process. National programme for technology enhanced learning is a joint initiative from iits and iisc to offer online courses and certification in various topics. What is difference between time history analysis and. Chopra ak, goel rk 2002 a modal pushover analysis procedure for estimating seismic demands for buildings.
Nptel provides elearning through online web and video courses various streams. Data communication nptel online videos, courses iit. And well introduce you to the wold representation theorem and. In order to perform the seismic analysis and design of a structure to be built at a particular location, the actual time history record is required. Create the model and assign support conditions to restrained joints.
Many statistical methods relate to data which are independent, or at least uncorrelated. Nptel, an elearning initiative by the 7 indian institutes of technology and the indian institute of science with the support of the mhrd, govt. Using lag operator notation, we can rewrite the arma, q process in equation p 1. Jun, 2014 time history analysis is a dynamicnonlinear technique which may involve either the fna or the directintegration method. Fna is a modal application, whereas with direct integration, the equations of motion are integrated at a series of time steps to characterize dynamic response and inelastic behavior. The use of the inelastic time history analysis is limited because the. Timehistory analysis is the behavioural study of a structure under a past earthquake or wind acceleration data. Metallurgy and material science advanced ceramics for strategic applications jun 3, 2019 0619 by national programme on technology enhanced learning. Seismic analysis of structures by tk dutta, civil department. Lourenco 10 graphic statics the arch is first decomposed in a series of real or fictitious voussoirs separated by a series of planes the planes do not need to be parallel the thrust line is defined as the geometrical locus of the points of. A full time history will give the response of a structure over time during and after. Time series a time series is a series of observations x t, observed over a period of time.
Building details mass, stiffness and damping matrix dynamic equilibrium equation decoupling of equation of motion modal response from spectrum total response at floor example problem summary. L defined by the second line as the movingaverage polynomial in the lag operator. In that method the peak response of structure during an earthquake is obtained directly from the earthquake response, but this is quite accurate for structural design applications duggal, 2010. Timehistory analysis provides for linear or nonlinear evaluation of dynamic structural response under loading which may vary according to the specified time function. Autoplaywhen autoplay is enabled, a suggested video will automatically play next. Nonlinear dynamic analysis it is known as time history. A time history analysis uses the mass, stiffness and damping matrices to solve for the forced vibration of the structure due to an applied load that varies with time. Linear time history analysis is performed instructural analysis and d esign staad pro software.
The application of fourier analysis to forecasting the. Use the performance index j as a lyapunov function. Lecture series on project and production management by prof. Responsespectrum analysis rsa is a lineardynamic statistical analysis. Response spectrum analysis provides insight into dynamic behavior by measuring pseudospectral acceleration, velocity, or displacement as a function of structural period for a given time history. Katiyar nptel complex analysis 4 15 conformality at a critical point suppose the derivative of an analytic function fz has a zero of. Select define functions time history to define a time history function which characterizes load variation over time. This page contains a list of faqs related to time history analysis. Hence the goal of the class is to give a brief overview of the basics in time series analysis. Spectral density estimation, sample autocovariance. Compactness of meromorphic functions in the spherical metric, spherical derivative, normality, theorems of martyzalcmanmontelpicardroydenschottky mathematics dr. Some elementary transformations example from the image in the w plane it is evident that the rectangle in the z plane has gone through magni.
Make your learning buffet today with awesome courses from top universities. Data communication lecture series on data communication by prof. Linear static, linear dynamic and non linear static paulo b. Time series analysis is a very complex topic, far beyond what could be covered in an 8hour class. Obtain the design seismic force in the xdirection by the dynamic analysis method outlined in cl. Time series analysis accounts for the fact that data points taken over time may have an internal structure such as autocorrelation, trend or seasonal variation that should be accounted for. W01m02 static and dynamic load types of analysis duration. A time series is a set of observations xt, each one being recorded at a speci. The main goal was to create web and video courses in all. Modern indian art from the colonial period to the present. Nonlinear timehistory analysis of the building under different ground motions, whose intensities and spectrum are within the design shaking intensities and. Pal, department of computer science engineering,iit kharagpur. Please read both method, you will definitely get it.
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