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Design and Research of Electronics Factory Evacuation Based on Computer Simulation Technology

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Applied Mechanics and Materials
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Abstract

Along with the development of economy, a growing of large electronics workshop projects and the increasing of workshop area, the difficulties of evacuation design in engineering design is increasingly protruding. Due to large cubic construction and the complexity of building function, the evacuation problems in fire protection design is difficult to solve when using existing national specifications. By using the method of performance-based fire protection design in electronic workshop personnel evacuation design, and using computer simulation technology to demonstrate its security, we can find the solution to similar engineering problems.
Design and Research of Electronics Factory Evacuation Based on
Computer Simulation Technology
Bai Lei
1,a
1School of Architecture, Xi’an University of Architecture and Technology, Xi’an 710055, China
abob-kid@163.com
Keywords: Electronic factory, simulation technology
Abstract: Along with the development of economy, a growing of large electronics workshop
projects and the increasing of workshop area, the difficulties of evacuation design in engineering
design is increasingly protruding. Due to large cubic construction and the complexity of building
function, the evacuation problems in fire protection design is difficult to solve when using existing
national specifications. By using the method of performance-based fire protection design in
electronic workshop personnel evacuation design, and using computer simulation technology to
demonstrate its security, we can find the solution to similar engineering problems.
1. Introduction
With the development of economy and the increasing range of electronic products, a lot of large
electronic products manufacturing plants with large size and complex function appeared in our
country. These factories differ from traditional ones largely in functions of use, building materials
and structure form, etc, and architectural design has been unable to meet the requirements of
Chinese code. In the current specification, Standard for Fire Protection Design, the distance
between any point in the factory and safety exit is stipulated clearly, But if, in accordance with the
provision, a lot of factory building design will not be able to meet this requirement. This article
takes the evacuation problem in a certain project as the research object, and demonstrates with the
method of performance-based fire protection design, hoping to find a solution to the problem of
similar projects.
2. Project Summary
The fire risk of a electronics manufacturing plant classification is class c, the building covers an
area of 92,153 m
2
, and building area is 357,855 m
2
, it adopts steel frame structure, and the fire
protection design is based on the first class of fire resistance rating. The manufacturing plant is
divided into large span core workshop of purified production area, support area and office area. The
core workshop of purified production area has 3 layers, and its building height is 24.869m.
The maximum evacuation distance in this production area is more than 40m; the farthest one is 90m,
so it cannot meet the specification requirements. In addition, as can be seen in fig.1, the stairs in
first layer cannot lead straight to outside of the building directly, so it cannot meet the specification
provision and it became a difficulty.
Fig. 1 The first floor plan
Applied Mechanics and Materials Online: 2013-10-15
ISSN: 1662-7482, Vols. 444-445, pp 1545-1549
doi:10.4028/www.scientific.net/AMM.444-445.1545
© 2014 Trans Tech Publications Ltd, All Rights Reserved
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The study is aimed at improving the system of warning and evacuation management for children with hearing impairments in fire conditions. This is important for ensuring the safety of inclusive education in educational institutions. The research analyzed the technology used in warning and evacuation management systems for children with special educational needs. Technologies for warning and evacuation management systems for children with special educational needs are based on the use of different types of stimulation. Traditional sound signals are effective for people with normal hearing, but do not provide the proper level of safety for children with hearing impairments. In such cases, tactile technologies play an important role, in particular vibrating beds and devices that create a sense of alarm through touch. Visual aids, such as light indicators, flashing lights and "running" light tracks, contribute to orientation in conditions of smoke and darkness. The most effective approach is the integration of various technologies, which allows creating a multi-channel alert and evacuation system adapted to the needs of children with special educational needs, ensuring their safety in educational institutions. The main requirements for the alert and evacuation management system for children with hearing impairments are the use of inclusive alert methods, such as vibrating devices and light alarm signals to ensure their safety. Be automated with intelligent functions for rapid adaptation of the evacuation route depending on the circumstances. It is important to train staff and children, as well as provide technical control and maintenance of the system to guarantee its reliability. The system should be flexible and adaptable to different educational institutions, taking into account the specific needs of children. The main elements of the proposed alert and evacuation management system for children with hearing impairments are light indicators, flashing paths, vibrating devices, which allow for rapid transmission of danger signals. Additionally, automation of the operation of these devices is provided by synchronizing them with the fire alarm system and a centralized control panel.
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Sumario: Hydraulics -- Introduction to mechanics of fluids -- Conduction of heat in solids -- Convection heat transfer -- Radiation heat transfer -- Fire plumes -- Natural convection wall flows -- Vent flows -- Ceiling jet flows -- Thermochemistry -- Chemical equilibrium -- Thermal decomposition of polymers -- Generation of heat and chemical compounds in fires -- Toxicity assessment of combustion products -- Movement of people -- Behavioral response to fire and smoke -- Flammability limits of premixed and diffusion flames -- Flame height -- Air entrainment into buoyant jet flames and pool fires -- Ignition of liquid fuels -- Flaming ignition of solid fuels -- Self-heating and spontaneous combustion -- Smoldering combustion -- Surface flame spread -- Smoke production and properties -- Properties of building materials -- Structural mechanics -- Burning rates -- Estimating temperatures in compartment fires -- Smoke and heat venting -- Fire hazard calculations for large open hydrocarbon fires -- Explosion protection -- Emergency movement -- Compartment fire-generated environment and smoke filling -- Design of detection systems -- Automatic sprinkler systems calculations -- Foam system calculations -- Fire temperature-time relations -- Analytical methids for determining fire resistance of steel members -- Analytical methods for determining fire resistance of concrete members -- Analytical methods for determining fire resistance of timber members -- Smoke control -- Applications of fire risk analysis -- Probability concepts -- Statistics -- Extreme value theory -- Reliability -- Probability models in fire protection engineering -- Engineering economics -- Utility theory -- Value of human life -- Computer simulation for fire protection engineering -- Fire risk assessment schedules