Interactive traffic simulation system

A traffic simulation and interactive technology, applied in the fields of traffic simulation, simulation, and vehicle driving simulation, can solve the problems of individual differences in driving behavior characteristics, high-fidelity traffic flow simulation models not included, and simulations that do not consider vehicle performance, etc.

Inactive Publication Date: 2012-05-23
上海日浦信息技术有限公司
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  • Summary
  • Abstract
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AI Technical Summary

Problems solved by technology

Through investigation and research, it is found that the two related fields of traffic simulation and driving simulation are relatively independent at present, and the research results that can be shared by both parties have not been effectively used. For example, high-fidelity traffic flow simulation models are generally not included in driving simulation systems; However, traffic simulation systems often seldom consider the simulation of vehicle performance in traffic flow, individual differences in driving behavior characteristics, etc.

Method used

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Embodiment Construction

[0024] The invention uses a high-performance computer, a graphics workstation and a vehicle driving simulator as hardware platforms, and adopts technologies such as micro-traffic simulation, artificial intelligence, vehicle dynamics, visual simulation, and digital audio. The main process is as follows:

[0025] 1. Carry out surveying and surveying of the traffic area that needs to be simulated, obtain corresponding basic data, and store these data in the traffic environment database. These basic data include: data on roads, signal lights, traffic signs, traffic rules, etc. The road data includes the geometric information of the road, lane division, road surface material and additional attributes, road elevation, speed limit information, etc.; the signal light data includes the number, type, distribution position, signal timing, etc. of signal lights; the traffic sign data includes: sign type, Geometric information, location distribution, etc.; traffic rules include the rules ...

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Abstract

The invention aims to provide an interactive traffic simulation system with a distributed system structure, which is a novel traffic-driving hybrid simulation system. The core is that: a returning vehicle driving simulator for a person serves as a traffic participation entity and is introduced into the traffic simulation system. The vehicle driving simulator serving as the traffic participation entity controlled by a user driving behavior and a virtual traffic participation entity generated in the traffic simulation system interact and participate traffic simulation calculation together so as to realize cooperative simulation of a plurality of vehicle driving simulators and a plurality of traffic environment simulation servers in the same virtual traffic environment. The invention has the characteristics that: the traffic simulation system has a flexible structure, is convenient to expand, supports man-machine interaction and is high in simulation confidence, and the like; and the system can be used in the fields of traffic simulation and driving simulation and can provide a novel platform for research and application in the fields of driving behaviors, driving psychology, traffic safety, intelligent transportation, road and bridge design and the like.

Description

technical field [0001] The invention relates to the technical field of simulation, in particular to the fields of traffic simulation and vehicle driving simulation. Background technique [0002] Since the 1980s, many developed countries have used computer simulation technology in the fields of national defense, aviation, and aerospace. In the 1990s, it began to be popularized and applied to civilian fields such as energy, transportation, and electric power. [0003] The use of computer simulation technology to study traffic problems has the characteristics of economy, safety and high efficiency. At present, in the field of highway traffic, computer simulation technology is mainly used in two aspects of traffic simulation and driving simulation. The traffic simulation system solves problems in traffic management, road planning, traffic impact assessment and other fields by simulating the dynamic characteristics of the road network and traffic flow, and is usually implemente...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/50G08G1/00
Inventor 严峰
Owner 上海日浦信息技术有限公司
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