Electric Vehicle Domain Architecture Network Control Automatic Emergency Braking Control System and Its Scheduling Method
A technology of automatic emergency braking and control system, which is applied in the direction of automatic starting device, transmission system, electrical components, etc., can solve the problems of obstacles to the development of automatic emergency braking system, interference of safety and stability of automatic emergency braking system, etc. Achieve the effect of improving real-time and synchronization, reducing network data transmission, and rational signal distribution
Active Publication Date: 2022-02-11
BEIJING INSTITUTE OF TECHNOLOGYGY
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Problems solved by technology
And this also brings more interference factors and potential threats to the safety and stability of the automatic emergency braking system
However, how to deal with the obstacles to the development of automatic emergency braking systems under the domain architecture is still a technical gap
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[0038] The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.
[0039] Aiming at the new challenges faced by the network-controlled automatic emergency braking under the domain architecture, the structure of the network-controlled automatic emergency braking control system under the domain architecture is designed, and a loop collaborative scheduling method is proposed to improve the vehicle automatic emergency braking function in the domain architecture. The implementation of the application can effectively reduce the amount of data in the control system loop, effectively suppress the problems caused by network congestion and network-induced delay, improve the control performance of the automatic emergency braking system, and then improve the safety of vehicle operation.
[0040] figure 1 It is a schem...
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The present invention is an electric vehicle domain architecture network-controlled automatic emergency braking control system and its dispatching method. The central gateway includes a loop scheduler module I and a central gateway dispatching library; the ADAS domain includes an ADAS domain controller and sensor nodes; the ADAS domain controller includes ADAS domain composite receiving module, ADAS domain controller module, loop scheduler module II, ADAS domain scheduling library and ADAS domain scheduling control coordination module; vehicle chassis domain includes vehicle chassis domain controller and actuator nodes; vehicle chassis domain controller includes Vehicle chassis domain composite receiving module, vehicle chassis domain controller module, loop scheduler module III, vehicle chassis domain scheduling library and vehicle chassis domain scheduling control coordination module. The invention closely connects the scheduler modules and forms a loop coordinated scheduling chain, which improves the coordination of scheduling between domains. Scheduling method A fractional basic periodic scheduling algorithm is proposed to improve the performance of the automatic emergency braking control system.
Description
technical field [0001] The invention relates to the technical field of electric vehicle automatic emergency braking and automobile domain architecture, in particular to an electric vehicle domain architecture network-controlled automatic emergency braking control system and a scheduling method thereof. Background technique [0002] In recent years, with the continuous improvement of people's requirements for automobile safety, the research and development of active safety technology has become a new trend. As an emerging active safety technology, automatic emergency braking technology is also regarded as an L1-level automatic driving technology, which has been greatly valued by people. More and more high-recognition and accurate automatic emergency braking algorithms have been developed, and the cooperative control technology with various other automotive systems has attracted more and more attention from scholars at home and abroad. However, the rapid development of electr...
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IPC IPC(8): H04L67/12H04L67/125H04L12/66B60T7/16
CPCH04L67/12H04L67/125B60T7/16H04L12/66
Inventor 曹万科杨梦超
Owner BEIJING INSTITUTE OF TECHNOLOGYGY