Vehicle air spring engineering optimization design method based on adaptive proxy model
An adaptive proxy, air spring technology, applied in genetic models, design optimization/simulation, special data processing applications, etc., can solve the problem of difficult to support rapid design decisions of air springs, convergence to local optimal solutions, numerical difficulties in gradient calculation, etc. problems, achieve good engineering adaptability and application prospects, reduce computational burden, and save R&D costs.
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[0066] 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.
[0067] Such as figure 2 As shown, a vehicle air spring optimization design method based on adaptive surrogate model, including the following steps:
[0068] S1. According to user requirements, determine the constraint condition Q(x)>0, and multiple sets of objective functions F(x) characterized by performance indicators such as static / dynamic characteristics, local stress level and quality of the air spring system,
[0069] minF(x)={f 1 (x)f 2 (x)... f m ...
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