Steering engine reliability simulation sampling method based on Markova chain Monte Carlo
A technology of Markov chain Monte Carlo and Markov chain, applied in special data processing applications, instruments, electrical digital data processing, etc.
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[0075] A kind of steering gear reliability simulation sampling method based on Markov chain Monte Carlo of the present invention, this method is carried out according to following four stages successively; Its method flow chart is shown in figure 1 As shown, the specific implementation is described in detail as follows:
[0076] Phase 1: Markov Process Simulation
[0077] Markov process simulation mainly includes the following four steps:
[0078] ① Select the initial state X of the Markov chain 0 :
[0079] In the four-redundancy steering gear system, the initial state is the average value of each quantity in the table below.
[0080] Table 1 Random parameters of four-redundancy steering gear system reliability design
[0081] Moment of inertia of motor and pump
~N(1.6E-3, 2E-4)
Motor Armature Resistance
~N(0.5,0.06)
Motor armature inductance
~N(1E-2, 9E-4)
Motor damping coefficient
~N(3E-4, 2E-5)
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