This paper is focused on discussing the case of Las Loras UNESCO Global Geopark,in Spain,as an example to show the contribution of Geoparks to the dissemination of science and the relevance of preserving geoheritage b...This paper is focused on discussing the case of Las Loras UNESCO Global Geopark,in Spain,as an example to show the contribution of Geoparks to the dissemination of science and the relevance of preserving geoheritage by implementing simple measures based on communication and prevention.Natural and anthropic hazards derived from climate change are endangering heritage and the well-ness of the society.Geoheritage is vulnerable.Nowadays we are witnessing the destruction of monuments with high emotional significance due to wars,but climate change is also contributing to the loss of the same cultural heritage.Prevention is often the best way to protect geoheritage from disappearing and society is the best agent to implement preventive measures.Citizens are often unaware of the important treasures they have around them.Geoparks have been a great tool to bring awareness in society,since by involving the public in the whole process of recognition and promotion,they protect the space and the cultural and economic values associated with them.It is important to communicate the initiatives taking place in the Geoparks to explain the importance of geology and the risk of losing the geoheritage if natural hazards increase.Las Loras study is a good practice to implement in other Geoparks.展开更多
为了解决现行使用的泥浆罐海底阀多为手动阀,难以准确对其开关状态进行监测这一问题,文章设计了一套泥浆罐海底阀开关状态监测系统,实现对阀门状态的实时监测。系统以STM32F103C8T6微处理器为核心,采用HMC5883L地磁传感器间接获取现场...为了解决现行使用的泥浆罐海底阀多为手动阀,难以准确对其开关状态进行监测这一问题,文章设计了一套泥浆罐海底阀开关状态监测系统,实现对阀门状态的实时监测。系统以STM32F103C8T6微处理器为核心,采用HMC5883L地磁传感器间接获取现场阀门的开度变化,集成远距离无线电(Long Range Radio,LoRa)技术,实现对阀门开度变化的远程监测。模拟测试结果表明,系统能够有效监测到阀门开关状态的变化,这对保障石油钻井过程中泥浆循环系统的稳定性,提高钻井效率有着重要意义。展开更多
Unmanned aerial vehicles(UAVs),especially quadcopters,have become indispensable in numerous industrial and scientific applications due to their flexibility,lowcost,and capability to operate in dynamic environments.Thi...Unmanned aerial vehicles(UAVs),especially quadcopters,have become indispensable in numerous industrial and scientific applications due to their flexibility,lowcost,and capability to operate in dynamic environments.This paper presents a complete design and implementation of a compact autonomous quadcopter capable of trajectory tracking,object detection,precision landing,and real-time telemetry via long-range communication protocols.The system integrates an onboard flight controller running real-time sensor fusion algorithms,a vision-based detection system on a companion single-board computer,and a telemetry unit using Long Range(LoRa)communication.Extensive flight tests were conducted to validate the system’s stability,communication range,and autonomous capabilities.Potential applications in law enforcement,agriculture,search and rescue,and environmental monitoring are also discussed.展开更多
文摘This paper is focused on discussing the case of Las Loras UNESCO Global Geopark,in Spain,as an example to show the contribution of Geoparks to the dissemination of science and the relevance of preserving geoheritage by implementing simple measures based on communication and prevention.Natural and anthropic hazards derived from climate change are endangering heritage and the well-ness of the society.Geoheritage is vulnerable.Nowadays we are witnessing the destruction of monuments with high emotional significance due to wars,but climate change is also contributing to the loss of the same cultural heritage.Prevention is often the best way to protect geoheritage from disappearing and society is the best agent to implement preventive measures.Citizens are often unaware of the important treasures they have around them.Geoparks have been a great tool to bring awareness in society,since by involving the public in the whole process of recognition and promotion,they protect the space and the cultural and economic values associated with them.It is important to communicate the initiatives taking place in the Geoparks to explain the importance of geology and the risk of losing the geoheritage if natural hazards increase.Las Loras study is a good practice to implement in other Geoparks.
文摘为了解决现行使用的泥浆罐海底阀多为手动阀,难以准确对其开关状态进行监测这一问题,文章设计了一套泥浆罐海底阀开关状态监测系统,实现对阀门状态的实时监测。系统以STM32F103C8T6微处理器为核心,采用HMC5883L地磁传感器间接获取现场阀门的开度变化,集成远距离无线电(Long Range Radio,LoRa)技术,实现对阀门开度变化的远程监测。模拟测试结果表明,系统能够有效监测到阀门开关状态的变化,这对保障石油钻井过程中泥浆循环系统的稳定性,提高钻井效率有着重要意义。
文摘Unmanned aerial vehicles(UAVs),especially quadcopters,have become indispensable in numerous industrial and scientific applications due to their flexibility,lowcost,and capability to operate in dynamic environments.This paper presents a complete design and implementation of a compact autonomous quadcopter capable of trajectory tracking,object detection,precision landing,and real-time telemetry via long-range communication protocols.The system integrates an onboard flight controller running real-time sensor fusion algorithms,a vision-based detection system on a companion single-board computer,and a telemetry unit using Long Range(LoRa)communication.Extensive flight tests were conducted to validate the system’s stability,communication range,and autonomous capabilities.Potential applications in law enforcement,agriculture,search and rescue,and environmental monitoring are also discussed.
