This project is aimed to prevent vehicles from fire explosions. In this we used sensor, pipe valve, Fire extinguisher and Arduino. The sensor valve are placed in near the areas where there a possible catch on fire. connected Arduino also extinguisher. powered by separate battery. working of like whenever detected it transmits signal transmit which that While doing process, unlock central lock s...

the sassanid rulers’ endeavor to establish an empire led to a substantial change in the previous ruling system and to the foundation of a new order. the founders of the empire enjoyed the legacy of parthian and other preceding rules. they were fully acquainted with the concept of sh?hansh?hi (‘king of kings’) which aroused in parthian and other preceding rules on the one hand, and with zoroastr...

A subway station is a confined space, so it very important to evacuate people safely in case of fire. It necessary study and analyze the smoke distribution evacuation ability different layout schemes when fire occurs. Taking as an example, this paper combines BIM (Building Information Model) technology with safety station. First, we optimize public area use establish model. Then, PyroSim softwa...

1. introduction extensive fires in the forests are examples of natural crises (hosseinali, 2005) and forest fire events are increasing in the conditions of changing climate and global warming; (azizi and yousefi, 2005). this phenomenon is considered one of the most destructive factors for forest ecosystems, causing irreparable damages (marozas et al, 2007). some of these damages include land us...

Understanding how ignitions occur is critical for effectively mitigating home fire losses during wildland fires. The threat of life and property losses during wildland fires is a significant issue for Federal, State, and local agencies that have responsibilities involving homes within and adjacent to wildlands. Agencies have shifted attention to communities adjacent to wildlands through pre-sup...