Results 51 to 60 of about 1,204,530 (158)

Development trend of large-scale coal mine gas management technology based on 5G network

open access: yesMeikuang Anquan, 2022
The realization of unmanned, intelligent and wisdom gas management in large coal mines is the development trend of mine production technology, and it is also the national energy strategy decision and deployment requirement.
TIAN Chen, LI Bin, ZHOU Haifeng
doaj   +1 more source

Research on construction of a mine ventilation knowledge graph and intelligent question answering design based on vectors

open access: yesMeikuang Anquan
To effectively manage and utilize the vast amount of ventilation data in coal mines and meet the national demand for intelligent mining systems, the development of knowledge graphs and intelligent question-answering (Q&A) systems is a critical step in ...
Mei CHEN   +6 more
doaj   +1 more source

Design of Intelligent Monitoring Software for Mine Ventilator

open access: yesGong-kuang zidonghua, 2011
A design scheme of intelligent monitoring software for mine ventilator was proposed, and the serial communication module, data management module and intelligent diagnosis module were introduced in details. The software realizes functions of monitoring of running status and fault diagnosing for ventilator by using MSComm control to achieve serial ...
LI Chun, ZHAI Nai-jiang, YU Zhi-chao
openaire   +1 more source

Guidelines on setting the target minute ventilation in Adaptive Support Ventilation

open access: yes, 2021
Adaptive Support Ventilation (ASV) is a fully closed loop ventilation where the operator input the desired PEEP, FiO2 and the target minute ventilation (MV) expressed as a percentage according to ideal body weight.
Arnal, Jean-Michel   +3 more
core   +1 more source

Method for filling missing data of mine ventilation parameters

open access: yesMeitan xuebao
The intelligent mine ventilation system is very important for the intelligent construction of coal mines. In order to solve the problem of missing mine ventilation parameter data caused by the lack of measurement conditions, instrument signal ...
Jingfeng NI, Xuefeng LIU, Lijun DENG
doaj   +1 more source

Appropriate Ventilation System for Control of Methane in Tunnels during Construction (A Case Study: Alborz Tunnel [PDF]

open access: yes
Background & Objectives: Different methods can be used for ventilation of tunnel during construction. Each method has advantages, limitations, and disadvantages that should be considered in selection of methods.
مختاری, سیداحمد   +5 more
core  

Intelligent fault diagnosis of mine ventilation system for imbalanced data sets

open access: yesMeitan xuebao, 2023
It is of great significance to determine the location of fault branch timely and accurately to ensure the reliability and safety of mine ventilation system. To solve the problem that the traditional machine learning model has the poor diagnostic ability and generalization ability due to the imbalance of sample data in mine ventilation system under ...
Dan ZHAO, Zhiyuan SHEN, Zihao SONG
openaire   +1 more source

Three coal mine ventilation studies using sulfur hexafluoride tracer gas [PDF]

open access: yes
"This report describes three coal mine ventilation studies by the Bureau of Mines in which sulfur hexafluoride (sf6) was used as a tracer gas. One of these studies was conducted to determine air movement and leakage in a sealed area.

core  

Ventilation Officers or Mine Managers? Who should Ultimately be Responsible for Mine Ventilation? A comparison between Western Australia and Queensland

open access: yes, 2011
There is still debate about who should ultimately be responsible for the ventilation system in an underground mine. The Queensland Coal Mining Safety and Health Regulation 2001, states that a dedicated ventilation officer is the person, while Western ...
Halim, Adrian, Halim, Adrianus
core  

Real Time Integrated Mine Ventilation Monitoring

open access: yes, 2003
Software has been developed to link real time information generated by underground mine ventilation airflow monitoring sensors into a network simulation program to undertake network simulations and allow interpretation of key system data and operational ...
Gillies, Stewart   +3 more
core   +1 more source

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