Fault parameter estimation method based on unscaled Kalman filter with two time scales
An unscented Kalman and time-scale technology, applied in computing, data processing applications, complex mathematical operations, etc., can solve the problems of poor real-time fault diagnosis and untimely location of fault sources, so as to improve real-time performance, reduce computing dimension, Effects of Improved Computational Efficiency
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[0041] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0042] Depend on figure 1 As shown, the system fault parameter estimation method based on dual-time-scale unscented Kalman filter includes the following steps:
[0043] S1, discretize the continuous system state space equation of the electric scooter system to obtain a time discrete system state space equation;
[0044] S2, adding the L2-L1 parameters to be estimated to the L1 original system state variables of the electric scooter system to obtain an augment...
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