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远程环境感知平台的设计与实现

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为实现对未知区域的地形、温湿度、气体浓度等进行环境数据的探测和采集,并将区域的图像信息回传,设计了一款基于自主探索及导航定位技术的远程环境感知平台。在Jetson NX硬件平台,建图导航技术将ROS系统下的Gmapping算法与RRT-Exploration算法相结合,前者对周围环境进行建图,后者生成探索路径,从而实现快速的自主探索建图。采用TEB算法完成平台的远程自主导航,使用激光雷达和双目视觉导航辅助等实现远程环境数据的探测和回传。数据显示,在模拟测试场景大小为50 m2的不规则场地,平台可以在20s内有效建图并进行自主导航,实现对该场地数据的监测与图像信息回传。通过仿真和实测结果表明,设计的远程环境感知平台可以完成自主探索及远程数据的探测和回传,速度快、精确度高。
Design and Implementation of a Remote Environment Awareness Platform
This study designed a remote environment sensing platform based on autonomous exploration,navigation and posi-tioning technology to detect and collect environmental data of terrain,temperature,humidity and gas concentration in unknown ar-eas,and send back regional image information.Jetson NX was used on the hardware platform,and Gmapping algorithm in ROS sys-tem was combined with RT-exploration algorithm with mapping navigation technology.The former was used to build the surround-ing environment,and the latter to generate Exploration paths,so as to realize rapid independent exploration and mapping.TEB algo-rithm is used to complete the remote autonomous navigation of the platform.In addition,laser radar and binocular vision navigation AIDS are used to realize remote environmental data detection and return.In the irregular site with a simulated test scene size of 50m2,the platform could effectively build the map and carry out autonomous navigation within 20s,realizing the monitoring of the site data and image information return.Simulation and test results show that the remote environment awareness platform designed in this paper can complete independent exploration and remote data detection and return,and the algorithm is fast and accurate.

Gmapping algorithmRRT-Exploration algorithmmap constructionnavigation positioning

翟丽红、王怀彤、王钦功、赵亚梅

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太原工业学院电子工程系,山西太原 030008

Gmapping算法 RRT-Exploration算法 建图 导航定位

山西省高等学校科技创新项目太原工业学院院级教学改革项目大学生创新创业训练计划大学生创新创业训练计划

2020L0671JG202107S202314101162S202314101181

2024

山西大同大学学报(自然科学版)
山西大同大学

山西大同大学学报(自然科学版)

影响因子:0.271
ISSN:1674-0874
年,卷(期):2024.40(3)