Fires at the Wildland-Urban Interface(WUI)are becoming increasingly hazardous for life safety and property protection.Guidelines and standards for fire practitioners are needed in order to help WUI communities face th...Fires at the Wildland-Urban Interface(WUI)are becoming increasingly hazardous for life safety and property protection.Guidelines and standards for fire practitioners are needed in order to help WUI communities face this threat and become fire-adapted.A performance-based design approach(PBD)is proposed to deal with the complex issues present at the WUI homeowner scale,which entails the use of Computational Fluid Dynamics(CFD)tools such as FDS in order to identify vulnerabilities in a quantitative manner.An analysis of recent European WUI fires is presented,along with the definition of several pattern scenarios that can be derived from these.Based on this analysis,examples of PBD fire scenarios specific for the Mediterranean WUI microscale are presented,involving glazing systems,roofing and gutters,external structures adjacent to the main building,and gaps present in the building envelope.A worked example to show the implementation of the proposed PBD method is provided in which the fire impact of residential fuel on a glazing system is quantitatively analysed.展开更多
基金This research was partially funded by the European Union Civil Pro-tection(Project GA 826522 WUIVIEW UCPM-2018-PP-AG)the Spanish Ministry of Economy and Competitiveness(Project CTQ2017-85990-R,co-financed with FEDER funds)the Autonomous Government of Catalonia(project no.2017-SGR-392).
文摘Fires at the Wildland-Urban Interface(WUI)are becoming increasingly hazardous for life safety and property protection.Guidelines and standards for fire practitioners are needed in order to help WUI communities face this threat and become fire-adapted.A performance-based design approach(PBD)is proposed to deal with the complex issues present at the WUI homeowner scale,which entails the use of Computational Fluid Dynamics(CFD)tools such as FDS in order to identify vulnerabilities in a quantitative manner.An analysis of recent European WUI fires is presented,along with the definition of several pattern scenarios that can be derived from these.Based on this analysis,examples of PBD fire scenarios specific for the Mediterranean WUI microscale are presented,involving glazing systems,roofing and gutters,external structures adjacent to the main building,and gaps present in the building envelope.A worked example to show the implementation of the proposed PBD method is provided in which the fire impact of residential fuel on a glazing system is quantitatively analysed.
