We have developed specialized equipment based on hydrogen mini-MDM sensors and the WSN telecommunication technology for long-term monitoring of hydrogen content in the environment.Unlike existing methods,the developed...We have developed specialized equipment based on hydrogen mini-MDM sensors and the WSN telecommunication technology for long-term monitoring of hydrogen content in the environment.Unlike existing methods,the developed equipment makes it possible to carry out measurements directly in the explosion zone with high discreteness in time.This equipment was tested at a large rare-earth deposit of the Lovozero alkaline pluton Karnasurt in the underground mining tunnel.We observed a short time impulse very high concentration of hydrogen in the atmosphere(more than 3 orders of normal atmosphere concentration).This discovery is very important because at the time of the explosion one can create abnormally high concentrations of explosive mixtures of hydrocarbon gases that can leaded to accidents.The high resolving power of the our measurement equipment makes it possible in the first time in practical to determine the shape of the anomaly hydrogen of such a concentration and to calculate the volumes of hydrogen released from the rocks,at first time in the practice.The shape of the anomaly usually consists of 2-3 additional peaks of the shape-“dragon-head”like.We make an first attempt is made to explain this form of anomaly in the article.The aim of the work the estimate hydrogen emission in mining ore deposit of rare earth elements.展开更多
基金program“Basic research for the development of the Russian Arctic”(I32П)of the Presidium of the RAS and partly State contract No 0226-2019-0051 of GI KSC RAS..
文摘We have developed specialized equipment based on hydrogen mini-MDM sensors and the WSN telecommunication technology for long-term monitoring of hydrogen content in the environment.Unlike existing methods,the developed equipment makes it possible to carry out measurements directly in the explosion zone with high discreteness in time.This equipment was tested at a large rare-earth deposit of the Lovozero alkaline pluton Karnasurt in the underground mining tunnel.We observed a short time impulse very high concentration of hydrogen in the atmosphere(more than 3 orders of normal atmosphere concentration).This discovery is very important because at the time of the explosion one can create abnormally high concentrations of explosive mixtures of hydrocarbon gases that can leaded to accidents.The high resolving power of the our measurement equipment makes it possible in the first time in practical to determine the shape of the anomaly hydrogen of such a concentration and to calculate the volumes of hydrogen released from the rocks,at first time in the practice.The shape of the anomaly usually consists of 2-3 additional peaks of the shape-“dragon-head”like.We make an first attempt is made to explain this form of anomaly in the article.The aim of the work the estimate hydrogen emission in mining ore deposit of rare earth elements.
