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Structural design and parameter optimization method of vehicle suspension based on electromechanical inertia mass

A technology of structural design and optimization method, which is applied in the direction of electrical digital data processing, special data processing application, calculation, etc., can solve the problems of lack of structural design method guidance, increased workload, and large number of mechanical network components, etc., to achieve favorable application The effect of promoting and reducing workload

Pending Publication Date: 2019-01-01
JIANGSU UNIV
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Problems solved by technology

[0004] When designing the vehicle ISD suspension structure, if there are a large number of mechanical network components, it is not easy to realize the engineering
In the implementation of electrical network simulation, there is a lack of unified structural design method guidance, which will easily lead to an increase in workload

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  • Structural design and parameter optimization method of vehicle suspension based on electromechanical inertia mass
  • Structural design and parameter optimization method of vehicle suspension based on electromechanical inertia mass
  • Structural design and parameter optimization method of vehicle suspension based on electromechanical inertia mass

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Embodiment Construction

[0059] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but the protection scope of the present invention is not limited thereto.

[0060] A kind of vehicle ISD suspension structure design and parameter optimization method using electromechanical inertia proposed by the present invention mainly includes the following steps:

[0061] 1) Construct a dynamic model including the suspension system to be designed;

[0062] In this embodiment, the quarter suspension model of the vehicle is used as the analysis object, such as figure 2 As shown in the figure, m s Indicates the sprung mass, m u Indicates the unsprung mass, K indicates the stiffness of the suspension elastic element, k t Indicates the equivalent spring stiffness of the tire, z r Indicates the vertical displacement input of the road surface, z u represents the vertical displacement of the unsprung mass, z s Indicates the vertical displace...

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Abstract

The invention relates to a vehicle ISD suspension structure design and parameter optimization method applying electromechanical inertia, belonging to the engineering vibration isolation field. The invention mainly comprises the following steps: (1) constructing a suspension system dynamics model including a suspension to be designed; (2) determining the structure of the electromechanical inertialcontainer; (3) determining the structure and connection relationship of the electric network system; (4) performing optimization of vehicle suspension parameters based on improved fish swarm algorithm, if it meets the design requirements, proceeding to step (5), otherwise, re-carrying out step (4); (5) performing suspension system performance simulation analysis. Adopting the method of vehicle ISDsuspension structure design and parameter optimization applying electromechanical inertia proposed by the invention, workload can be greatly reduced in suspension system structure design, vehicle ISDsuspension structure with excellent performance can be selected, and the method is easy to be realized and applied in engineering.

Description

technical field [0001] The invention relates to a vehicle ISD suspension structure design and parameter optimization method, in particular to a vehicle ISD suspension structure design and parameter optimization method using electromechanical inertia. Background technique [0002] With the acceleration of the mechatronics process, according to the electromechanical similarity theory, the complex mechanical network can be passively simulated by means of electrical network impedance simulation to achieve the target mechanical impedance. [0003] The vibration isolation performance of the vehicle ISD suspension using the inerter has been confirmed in many fields. At present, the structural design methods of the vehicle ISD suspension system mainly include the forward design method and the reverse design method. The forward design method mainly includes the improved design method or exhaustive method based on mature mechanical prototypes; the reverse design method mainly solves t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/50
CPCG06F30/15Y02T90/00
Inventor 陈龙沈钰杰汪若尘杨晓峰刘雁玲张孝良
Owner JIANGSU UNIV
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