نتایج جستجو برای: Fire extinguishing system

تعداد نتایج: 2266608  

2016
W. - F. Zheng A. - H. Liu L. Zhang Q. - W. Li X. - Y. Lin R. - M. Pan

As a suitable candidate for the next halon alternative gaseous fire-extinguishing agent, it is very meaningful to investigate how to improve the fire-extinguishing capacity of hot aerosol fire extinguishing agents for local fires. When fire breaks out, the actual fire location is unpredictable, and the extinguishing efficiency of hot aerosol extinguishing agent will be observably affected by th...

ژورنال: سلامت کار ایران 2018

Background and aims: Providing the adequate flow and water pressure in the firefighting network of the power plants requires the proper design and analysis of the firefighting system. This study aimed to model and hydraulic analysis the fire network in a combined cycle power plant to determine the network efficiency in the extinguishing of the possible fire. Methods: In the present study, the ...

2011
P. N. Narendra Reddy P. I. Basarkod S. S. Manvi

Wireless Sensor Network based Fire Monitoring and Extinguishing System in Real Time Environment P. N. Narendra Reddy, P. I. Basarkod, S. S. Manvi Department of Electronics and Communication Engineering REVA Institute of Technology and Management, Katigenahalli, Yelahanka, Bangalore, Karnataka, India560064 [email protected], [email protected], [email protected] -------------...

2015
R. S. Hardas

A Fire-fighting system, as the name suggests is a system concerned with extinguishing fire using sensors. Such an automated Programmable Logical Controller (PLC) system uses a Jockey Pump, a Main Pump and a Diesel engine. The PLC also monitors the operation of the Diesel engine. In advent of a fire, there should be a continuous flow of water through the hydrant line, pressure of which is regula...

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...

2005

of Japan are mostly concentrated in Kyoto, Nara and Tokyo. Particularly in Kyoto, cultural heritage places are scattered with high density in the relatively small basin, which is incomparable with any other city and/or town. Case studies have been conducted to develop a protection system from post-earthquake fire for the oldest wooden temple structure in the Kyoto basin, making use of a water c...

درویشی, ابراهیم, شفیعی مطلق, مسعود, عزیزیان, فائزه, محمدفام, ایرج, مرتضایی, اکرم, گلمحمدی, رستم,

  Background & Objectives: Educational and research laboratories in universities have a high risk of fire, because they have a variety of materials and equipment. The aim of this study was to provide a technical plan for safety improvement in educational and research laboratories of a university based on the design of automatic detection, alarm, and extinguishing systems .   Method...

Journal: :Journal of Aeronautics & Aerospace Engineering 2016

2011
Burak Zeydan H. Levent Akın

Market-driven methods are the applications of basic free market economy principles to multiagent planning tasks. They take advantage of the communication among the team members for maximizing the overall utility of a team of agents, one example of which is the rescue agents competing in the RoboCup Rescue Simulation League. In this paper, a modified market-driven algorithm and its integration t...

2014
Chen-guang Zhu Jun Wang

Aerosol fire extinguishing agents have been recognized as an effective replacement of Halon. The uniform diffusion time and the effective concentration of the aerosol fire extinguishing agent are important parameters for putting out a fire. In this work, the effective concentration is derived based on the diffusion equation, and its variation with changing diffusion coefficient and diffusion ti...

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