Goals reasoning and management of pilot is a key issue to monitor pilot's behavior and intention. Traditional modeling methods are based on scenarios or situations, such methods will cause the,covering problem due...Goals reasoning and management of pilot is a key issue to monitor pilot's behavior and intention. Traditional modeling methods are based on scenarios or situations, such methods will cause the,covering problem due to redundancy and are incapable of depicting interactions among various goals and plans of pilot. Petri net integrated with belief, desire and intention (BDI) theory (BDI Petri net) is designed to solve this problem. Focusing on the BDI theory, goal states of agent are discussed firstly. Belief, desire and intention are modeled by places and transitions based on the Petri net theory. In order to simplify the network, colored token is introduced to depict various states of belief, and the hierarchy transition is applied to model the intention, together with tokens' flow derrionstrating the interaction among various goals and relationship among belief, desire and intention. A search and rescue mission is used to validate the proposed method and the result indicates that the model can be used to monitor goals and behaviors of pilots.展开更多
A chief goal of the launcher design philosophy is to build launchers offering operational efficiency and not that can be flown safely.Moreover,launch operator focuses the mission design on mission success criteria for...A chief goal of the launcher design philosophy is to build launchers offering operational efficiency and not that can be flown safely.Moreover,launch operator focuses the mission design on mission success criteria for the payload and often mitigates launch risks.These sole conditions clearly appear to be inadequate to ensure safety during a flight neither to be up to the safety challenges.Flight safety at CNES/CSG(Centre National d’Etudes Spatiales/Centre Spatial Guyanais)is considered to be a full part job,to be performed separately from the launcher mission.Dedicated ground operators,namely safety officers,who are independent from launcher teams,are ultimately responsible for ensuring the safety.During the flight of a launcher,they are in charge of interrupting actively,making use of a flight termination telecommand from ground,the erroneous flight of a launcher before it endangers people or properties.Human factor is therefore of fundamental importance in flight safety at CNES/CSG.After a quick overview of CNES/CSG,this paper,based on the flight safety way of operation and on the safety officers recruitment,instruction,training and certification,aims at declining how the human factor is handled throughout all flight safety activities.展开更多
文摘Goals reasoning and management of pilot is a key issue to monitor pilot's behavior and intention. Traditional modeling methods are based on scenarios or situations, such methods will cause the,covering problem due to redundancy and are incapable of depicting interactions among various goals and plans of pilot. Petri net integrated with belief, desire and intention (BDI) theory (BDI Petri net) is designed to solve this problem. Focusing on the BDI theory, goal states of agent are discussed firstly. Belief, desire and intention are modeled by places and transitions based on the Petri net theory. In order to simplify the network, colored token is introduced to depict various states of belief, and the hierarchy transition is applied to model the intention, together with tokens' flow derrionstrating the interaction among various goals and relationship among belief, desire and intention. A search and rescue mission is used to validate the proposed method and the result indicates that the model can be used to monitor goals and behaviors of pilots.
文摘A chief goal of the launcher design philosophy is to build launchers offering operational efficiency and not that can be flown safely.Moreover,launch operator focuses the mission design on mission success criteria for the payload and often mitigates launch risks.These sole conditions clearly appear to be inadequate to ensure safety during a flight neither to be up to the safety challenges.Flight safety at CNES/CSG(Centre National d’Etudes Spatiales/Centre Spatial Guyanais)is considered to be a full part job,to be performed separately from the launcher mission.Dedicated ground operators,namely safety officers,who are independent from launcher teams,are ultimately responsible for ensuring the safety.During the flight of a launcher,they are in charge of interrupting actively,making use of a flight termination telecommand from ground,the erroneous flight of a launcher before it endangers people or properties.Human factor is therefore of fundamental importance in flight safety at CNES/CSG.After a quick overview of CNES/CSG,this paper,based on the flight safety way of operation and on the safety officers recruitment,instruction,training and certification,aims at declining how the human factor is handled throughout all flight safety activities.
