نتایج جستجو برای: fire resistant

تعداد نتایج: 234522  

Journal: :Fire 2023

The paper presents the results of development a multi-layer protective product, which is transformable fire barrier, installed in buildings and structures to limit spread flame, heat flow smoke. Based on simulation eight samples curtains, three promising different compositions were selected, demonstrating resistance loss thermal insulating capacity (I) 30 min. During small-scale tests, it was f...

شیرالی, غلامعباس, عسکری پور, طالب, کاظمی, الهه, یار احمدی, رسول,

Introduction: Extensive human and economic losses due to the fire accidents shows the necessity of scientifically dealing with major industrial fires, , investing in the development of fire protection technologies and determination of the most effective techniques to limit damages. This study is conducted to evaluate the effect of active and passive protection methods on reducing the level of f...

2007
Richard A. Minnich Ernesto Franco-Vizcaíno

In fire-prone ecosystems, knowledge of previous fire history and long-term fire regimes is essential to the establishment of ecologically sound fire management. In the Californian chaparral, fire regimes are determined by the rate of fuel accumulation and previous fire history. The evolution of patch mosaics created by fire is a non-random and self-organizing process because the occurrence of f...

Journal: :Fire 2022

Fire accidents are a significant risk to human life and civil infrastructure. As countermeasure, the regulatory bodies of different countries have established standards for evaluating performance construction elements during fire exposure. ISO 834 is globally accepted fire-resistance testing standard. Other include ASTM E119, BS 476, IS 3809, JIS A 1304, AS 1503, EN 1363, GB/T 9978, which utili...

Journal: :Journal of Marine Science and Engineering 2023

Investigating the loss of integrity (E) in cabin walls and decks, as well role insulation capabilities, holds significant implications for preventing serious human, economic environmental damage caused by ignition cabins ships ocean platforms due to fires explosions. In this study, fire resistance A-60 class ship bulkheads decks was evaluated through two groups standard tests. first test, steel...

Journal: :Fire 2023

Using lightweight fire-rated board (LFRB) presents cost-effective opportunities for various passive fire protection measures. The aim of the project is to develop an LFRB with enhanced resistance, acoustic properties, and mechanical properties. These properties were determined using a Bunsen burner, furnace, energy-dispersive X-ray, impedance tube instrument, Instron universal testing machine. ...

Journal: :Ecology 2013
Vinícius de L Dantas Marco A Batalha Juli G Pausas

In tropical landscapes, vegetation patches with contrasting tree densities are distributed as mosaics. However, the locations of patches and densities of trees within them cannot be predicted by climate models alone. It has been proposed that plant-fire feedbacks drive functional thresholds at a landscape scale, thereby maintaining open (savanna) and closed (forest) communities as two distinct ...

Journal: :Buildings 2023

The combustibility of natural wood presents a negative impact for using this material in buildings. Timber elements can be cladded with boards made non-combustible materials. This study represents group options increasing the resistance timber against effects fire and possibility slowing down effect thermal degradation wood. aim is focused on an experimental testing structures protected by ceme...

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