• Title/Summary/Keyword: ISO fire

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Precision analysis on the ISO 13784-1's Round Robin scenarios (ISO 13784-1 RRT 결과의 정밀도 분석)

  • Park, Kye-Won;Jeong, Jae-Gun
    • Proceedings of the Korea Institute of Fire Science and Engineering Conference
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    • 2012.04a
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    • pp.333-336
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    • 2012
  • ISO 13784-1 sandwich panel tests were conducted by FILK, KICT in Korea, SP in Sweden and CSIRO in Australia. Sandwich panels composed of steel sheets, EPS and glass wool supplied by FILK were tested. Mainly heat release rate was compared and equlity of distribution also analyzed on the point of statistical view based on ISO.

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Analysis on International Round Robin Test's Result by ISO 13784-1 Standard (ISO 13784-1 시험 방법에 의한 국제 상호비교 평가 분석)

  • Park, Kye-Won;Jeong, Jae-Gun
    • Proceedings of the Korea Institute of Fire Science and Engineering Conference
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    • 2011.11a
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    • pp.201-204
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    • 2011
  • ISO 13784-1 sandwich panel tests were conducted by FILK, KICT in Korea, SP in Sweden and CSIRO in Australia. Sandwich panels composed of steel sheets, EPS and glass wool supplied by FILK were tested. Mainly heat release rate was compared and equality of distribution also analyzed on the point of statistical view based on ISO.

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Fire resistance assessment of high strength segment concrete depending on PET fiber amount under fire curves (화재곡선과 PET섬유 혼입량에 따른 고강도 세그먼트 콘크리트의 화재저항성 평가에 대한 연구)

  • Choi, Soon-Wook;Lee, Gyu-Phil;Chang, Soo-Ho;Park, Young-Taek;Bae, Gyu-Jin
    • Journal of Korean Tunnelling and Underground Space Association
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    • v.16 no.3
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    • pp.311-320
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    • 2014
  • High strength concrete is not only vulnerable to the occurrence of spalling which generates the loss of cross-section in concrete structures but produces faster degradation in its mechanical properties than normal strength concrete in the event of fire. This study aims to evaluate fire resistance of high strength segment concrete with PET fibers mixed to prevent spalling under ISO834 (2hr) and RABT fire curve. As results, the samples without PET fibers show the concrete loss up to the depth of about 8 cm and 9.5 cm from the surface exposed to fire under ISO834 and RABT fire curve respectively. The samples mixed with PET fiber of 0.1% show no spalling under ISO834 fire curve and the spalled thickness of 6.5 cm under RABT fire curve after the fire tests. Finally, the sample mixed with PET fiber of 0.2% shows no spalling under RABT fire curve. The results indicate that the suitable amounts of PET fiber for securing fire resistance performance of this high strength segment concrete are 0.1% under ISO834 fire curve and 0.2% under RABT fire curve. However, even though spalling does not occur, it is necessary to repair the deterioration of concrete up to 4 cm from the surface exposed to fire after fire.

Classification of Reaction-to-Fire's Performances on Sandwich Panel Systems by Applying to ISO 13784-1 Fire Tests (실대규모 화재시험(ISO 13784-1)을 적용한 샌드위치 패널 시스템의 연소성능 분류)

  • Park, Kye-Won;Im, Hong-Soon;Jeong, Jae-Gun;Lee, Gil-Yong;Kim, Jeong-Uk;Jeong, Jeong-Ho;Lee, Woo-Seok;Kim, Woon-Hyung
    • Fire Science and Engineering
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    • v.23 no.2
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    • pp.20-26
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    • 2009
  • Reaction-to-Fire's performances such as combustion properties of sandwich panels were tested according to ISO 13784-1 (room corner test for sandwich panel building systems) method which is made for the purpose of supplementing ISO 9705 room corner test, and analyzed comparatively. Several variables including heat release rate, smoke production rate, FIGRA, SMOGRA, thermal configuration, visual check lists and so on, were analyzed for specific four materials on sandwich panel systems. Finally, Reaction-to-Fire's performances of test results on each material by ISO 13784-1 are categorized by applying to the classification systems of both EN 13501-1 and Eurefic Research Program.

Application to ISO 13784-1 and ISO TS 17431 as Real scale fire test methods for analyzing sandwich panel's Heat release rate (ISO 13784-1과 ISO TS 17431(Model Box Test)에 적용을 통한 실대규모화재시편의 열방출율 분석)

  • Park, Kye-Won;Jeong, Jae-Gun;Kweon, Oh-Sang;Yoo, Yong-Ho;Kim, Heung-Youl;Hayashi, Yoshihiko;Johansson, Patrik
    • Proceedings of the Korea Institute of Fire Science and Engineering Conference
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    • 2011.04a
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    • pp.196-200
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    • 2011
  • ISO 13784-1 sandwich panel tests were conducted by FILK, KICT in Korea and SP in Sweden. Sandwich panels composed of steel sheets, EPS and glass wool supplied by FILK were tested. And in parallel, the same materials were tested using ISO TS17431 model box tests at GBRC and TUS in Japan.

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Research Trends on Fire Engineering Design of ISO (국제 표준화 기구의 내화공학설계 연구동향)

  • Kwon, In-Kyu
    • Proceedings of the Korea Institute of Fire Science and Engineering Conference
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    • 2008.04a
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    • pp.73-75
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    • 2008
  • Fire engineering design method based on structural performance of buildings has been developed through all of the worlds since the early 1960's. But recently the worlds have been changed rapidly in aspects of global community and mutural free trade circumstances. Therefore the concepts of fire design on structural performance need to harmonize among countries that have their own unique regulations and ISO TC 92 and SC 4 have worked in order to make the united international standard.

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Applying to ISO 13784-1 fire tests for analyzing the combustion properties of sandwich panel systems (샌드위치 패널 연소특성 분석을 위한 실대규모 화재시험(ISO 13784-1) 적용)

  • Im, Hong-Soon;Park, Kye-Won;Jung, Jae-Gun;Lee, Gil-Yong;Kim, Jeong-Uk;Jeong, Jeong-Ho;Lee, Woo-Seok;Kim, Woon-Hyung
    • Proceedings of the Korea Institute of Fire Science and Engineering Conference
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    • 2008.04a
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    • pp.112-116
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    • 2008
  • The combustion properties of sandwich panels were tested according to ISO 13784-1(Room Corner Test for Sandwich panel building systems) method to supplement ISO 9705 Room corner test, and analyzed comparatively. Several variables including heat release rate, smoke production rate, FIGRA, SMOGRA, thermal configuration, visual check lists and so on, were analyzed for four materials on sandwich panel systems. Finally, Fire performances of test results on each material by ISO 13784-1 are categorized by applying to the classification system of both EN 13501-1 and Eurefic research program

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Development of Road-Map on Evaluation of Fire Resistance Performance (건축물 내화성능평가 표준화 로드맵 개발)

  • Kwon, In-Kyu
    • Fire Science and Engineering
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    • v.23 no.4
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    • pp.50-58
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    • 2009
  • Fire can cause severe damages to human lives, properties, and environment resources regardless to where the fire will be happened and the evaluation methods for fire impact against fire objects such as human, properties are different among nations around the world. ISO TC 92 (Fire safety) has 4 sub committees to develop international standard to harmonize each nation standards and evaluate fire impact and the experts from all around the world participate in preparing international standards on fire. The main purpose of this study is to suggest a new road-map for domestic fire resistant standard of building structures. To make a new road-map two activities of the ISO's major committees and the countermeasures of fire safety from our standards were investigated.

Fire Simulation by Pyrolysis Method of FDS for the Small Cone Calorimeter (ISO 5660) (FDS 열분해 모델을 이용한 콘칼로리미터(ISO 5660) 화재 시뮬레이션)

  • Yang, Sung-Jin;Jang, Jung-Hun;Kang, Chan-Yong
    • Proceedings of the KSR Conference
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    • 2009.05a
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    • pp.206-212
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    • 2009
  • Chemical behaviors of each surface material for interior facilities affect to fire initiation and growth in general fire situation. These chemical behaviors were characterized by thermal properties (Heat release rate, Pyrolysis rate, specific heat, etc) which could be derived from experimental test. Especially, Heat release rate which indicates aspect of fire size is one of the most important property to asses fire hazard and protection needs. The cone calorimeter test (ISO 5660) has recently assumed to a dominant role in bench scale fire testing to obtain the Heat release rate of materials. This value could be calculated by the 'Oxygen Consumption Method' under various producing irradiances to each surface of materials. In this study, Process of the cone calorimeter test was simulated by Pyrolysis model of FDS (Fire Dynamics Simulator by NIST) base on the ISO 5660 international standard. Then, we could estimate the simulation method of FDS in case of single materials through the comparative study with test results.

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