Results 31 to 40 of about 1,192,531 (239)
Design of physiological indexes monitoring system for underground personnel based on ZigBee
Gong-kuang zidonghua, 2014 In view of problem that traditional underground personnel monitoring system is usually used for underground personnel positioning and hard to obtain physiological indexes of underground personnel, a physiological indexes monitoring system for underground
HUANG Jianbo, ZHU Zongjiu, XU Hua
doaj +1 more source
Influence of underground radio wave on human body in coal mine
Gong-kuang zidonghua, 2022 The large-power radio waves emitted by 5G, WiFi6, UWB, ZigBee and other mine mobile communication systems and personnel and vehicle positioning systems will affect the health of underground personnel.
DING Xuhai +3 more
doaj +1 more source
, 2019 Comparison between TOTF positioning methods and other underground mine personnel positioning methods.
Baoyuan Wang (2900498) +2 more
core +1 more source
Weighted centroid localization algorithm based on node cooperation in coal mine underground
Gong-kuang zidonghua, 2018 In view of problems of large attenuation error and low positioning accuracy of personnel positioning signal in underground long-distance roadway, a weighted centroid localization algorithm based on node cooperation was proposed.
ZHAO Tong +4 more
doaj +1 more source
Meikuang Anquan, 2022 For the problem that the accuracy of personnel positioning in coal mines is susceptible to the calculation errors of the hardware system and complex roadway conditions, which leads to the problem of inconsistency between the calculation results and the ...
ZHOU Xiang, HAN Yannan, ZHOU Jiaxin
doaj +1 more source
Regional Monitoring Controller Based on Underground Multi-systems
Meikuang Anquan, 2020 A regional monitoring controller based on safety monitoring system, personnel positioning system, information guidance publishing system and broadcasting system is designed.
ZHOU Daiyong
doaj +1 more source
Research of algorithm of walking track for underground personnel
Gong-kuang zidonghua, 2014 For problems that current coal mine personnel positioning system adopts region positioning method, and cannot directly determine exact location and movement direction of underground personnel, an algorithm based on tree structure was proposed, which uses
ZHANG Xuan, LI Chonggui, YANG Fa
doaj +1 more source
LSTM Network-Assisted Binocular Visual-Inertial Person Localization Method under a Moving Base
Applied Sciences, 2023 In order to accurately locate personnel in underground spaces, positioning equipment is required to be mounted on wearable equipment. But the wearable inertial personnel positioning equipment moves with personnel and the phenomenon of measurement ...
Zheng Xu, Zhong Su, Dongyue Dai
doaj +1 more source
Precise positioning method of underground moving target based on distance measurement technology
Gong-kuang zidonghua, 2015 In view of problem that the accuracy of existing personnel positioning system is not high and ca't meet demand of precise positioning, a precise positioning method of underground moving target based on distance measurement technology was proposed.
LI Zhengdong, ZHANG Kefan, BAO Jianju
doaj +1 more source
Digital Technology's Role in Circular Waste Management: A Systematic Review
Business Strategy and the Environment, EarlyView.ABSTRACT Combining circular economy ideas with digital tools offers a game‐changing way to tackle global sustainability problems. This paper focuses on how digital changes and circular economy models link up. A review has been conducted for 112 articles from 2021 to September 2025, using PRISMA‐2020 methodology. This study covered new tech like AI, IoT,
Reza Eslamipoor
wiley +1 more source