نتایج جستجو برای: fire resistant

تعداد نتایج: 234522  

ژورنال: سلامت کار ایران 2008
احمدی, سعید, عدل, جواد , ورمزیار, سکینه,

  Background and aims   Fire and explosion hazards are the first and second of major hazards in process industries, respectively. This study has been done to determine fire and explosion risk severity,radius of exposure and estimating of most probable loss.   Methods   In this quantitative study process unit has been selected with affecting parameters on  fire and explosion risk. Then, it was a...

جعفری, رضا , سلطانی, سعید, عباسی, ندا ,

Drought is one of the main and significant factors that increase the potential risk of fire in forests and rangelands. This study was conducted to assess the potential of a soil-moisture index called Keetch-Byram Drought Index (KBDI) for mapping fire risk in the forests and rangelands of Isfahan province using daily climate data in 2006- 2010 period. KBDI is a drought/fire index that ranges fro...

Journal: :پژوهش های روستایی 0
علیرضا دربان آستانه استادیار دانشکده جغرافیا دانشگاه تهران اسماعیل زیارتی معاون مدیر کل دفتر مطالعات و برنامه ریزی روستایی- سازمان شهرداری ها و دهیاری های کشور سارا جعفری دانشجوی کارشناسی ارشد جغرافیا و برنامه ریزی روستایی دانشگاه تهران رباب سائلی دانشجوی کارشناسی ارشد جغرافیا و برنامه ریزی روستایی دانشگاه تهران

introduction the fire services play a key role in safety issues for any country. the operations of the services have a high visibility since the public is aware of its own vulnerability and possibly vital reliance on the service. firemen and women are rightly admired, particularly as their intervention may carry a risk to their own lives. more generally, this service comes at a considerable cos...

DDesigned and undersigned fires in rangelands affect vegetation and soil, and then are necessary to give enough knowledge about them. Infiltration is one characteristic that have predict had affected by fire but had not studied enough yet. So spot fire have been seen in Artemisia aucheri type in Charat sub watershed at Mazandaran province, in this research were investigated primary, final infil...

ژورنال: سلامت کار ایران 2012
جعفری, محمد جواد , مهدی‌نیا, محسن, کوهپایی, علیرضا, یاراحمدی, رسول,

  Background and aims: The property loss and physical injuries due to fire events in buildings demonstrate the necessity of implementation of efficient and performance based fire safety measures. Effective and high efficiency protection is possible when design and selection of protection measures are based on risk assessment. This study aims at presenting a software method to make possible sele...

Journal: :Remote Sensing 2021

Burn severity is a key component of fire regimes and critical for quantifying fires’ impacts on ecological processes. The spatial temporal distribution characteristics forest burn are closely related to its environmental drivers prior the occurrence. temperate coniferous northern China an important part China’s resources has suffered frequent fires in recent years. However, understanding contro...

Journal: :International journal of innovative research and development 2022

In addition to offering residents a comfortable indoor environment, hostel structure must also secure their safety. Hostel buildings should be made easily able handle such emergencies and prevent unfavorable fire incidence since it concerns the safety of building's residents. This is due necessity protection. The study aims determine what causes fires how make hostels safer. Through case studie...

Background: Fire and explosion hazards are extremely important in processing units. This study was performed to identify the risk centers, the potential damage caused by fire and explosion, and the days of production cessation in the processing company. Materials and Methods: The present qualitative case study was conducted using Dow’s index in 2015. The fire and explosion hazard index...

Journal: :Fire 2022

Residential fires are the main source of fire deaths and injuries both in United States globally. As such, better fire-resistant building materials needed to bolster protection enhance life safety. This is during a time when fewer being used construct homes. Nanotechnology may be solution if it can overcome its current barriers widespread adoption residential construction, namely economy, susta...

Journal: :World Development 2021

Once fire-resistant rainforests are becoming fire prone. Uncontrolled fires reflect new ecologies of the Anthropocene, driven by interactions multiple actors and sectors across scales. They threaten ecological integrity tropical forests, impact global climate regimes importantly cause considerable social economic burdens. Numerous smallholder farming communities throughout forested tropics expe...

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