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Chapter 14 Monte Carlo Simulation
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14.1 Introduction Find several parameters
Parameter follow the specific probability distribution Generate parameter following the probability distribution
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14.2 Generation of random number
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14.3 generation of random numbers following standard uniform distribution
The pseudo random number following standard uniform distribution: mind by the limitation of computer used.
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14.2.2 Random variables with nonuniform distribution
Distribution function:
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14.2.3 Generation of discrete random variable
X can take n+1 distinct values with mass function pX(xi), the cumulative distribution function is given by: The discrete random number Xi and Xi+1 can be determined by:
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14.3 Generation of jointly distributed random variable
independent variable Density and distribution function
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14.3.3 generation of correlated normal random variables
Vector of mean value Covariance matrix
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Express Xi as: The mean values and standard deviation:
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The mean values of Wj can be determined as
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Example 14.9 the torque transmitted by a plate clutch with a single pair of friction surfaces, shown in Fig. 14.6, can be expressed as:
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14.4 computation of reliability
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14.4.1 Sampling size and error in simulation
Example: reliability analysis of a straight line mechanism
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