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Fire Technology OnlineFirst articles

13.06.2024 | Editorial

Special Issue on Structures in Fire 2022

verfasst von:
Liming Jiang, Xinyan Huang, Anwar Orabi, Chao Zhang

Open Access 12.06.2024

A Probabilistic Evaluation of Surface Loading and Concentration as Metrics for Post Structural Fire Assessment Soot Sampling Data

Surface sampling and laboratory analysis for soot/combustion particulates was conducted following a fire at an education/research facility in the southwest United States. This provided a bank of data by which to probabilistically evaluate the …

verfasst von:
R. Christopher Spicer

12.06.2024

Flame Retardancy of Densified Wood Modified by Bio-Material Based Flame Retardant

Densified wood (DW) is a carbon-negative and energy-saving structural material with promising applications in high-rise timber buildings. However, its fire safety issues restrict its applications. In this paper, a bio-material, phytic acid, based …

verfasst von:
Yuxin Gao, Saiya Feng, Long Yan, Tianyang Chu, ZongCheng Wang, Jianren Xiao, Hong Xie, Jin Zhang, Zhengyang Wang

11.06.2024

The Impact of Air-Tightness on Smoke Transport During High-Rise Building Fires Under Low-Temperature Conditions

This study employs a combination of theoretical analysis, Similarity simulation, and computational fluid dynamics (CFD) to examine the airflow caused by the stack effect under different leakage conditions in high-rise buildings and the transport …

verfasst von:
Haoyou Zhao, Zhaoyang Yu, Fei Liu, Wen Han, Yanhai Liu, Yunpeng Zhou

11.06.2024

3D Location of Indoor Fire Ignition with a Multilevel Constraint Based on Monocular Vision

Accurate fire ignition spatial location methods can serve the automatic fire suppression based on video. Although current fire detection systems based on monocular surveillance videos can quickly detect fires, it is impossible to obtain the 3D …

verfasst von:
Yakun Xie, Ni Zhan, Jun Zhu, Yukun Guo, Dejun Feng, Sung Wook Baik

Open Access 11.06.2024

Experimental Investigation of Water-Based Fire Suppression Systems on External Façade Fires

The use of external fire suppression systems can reduce the risk of fire spreading between buildings. This study investigated the effectiveness and efficiency of different externally placed water-based fire suppression systems on façade fire …

verfasst von:
Christoph Meraner, Ellen S. Skilbred, Kemal S. Arsava

08.06.2024

Experimental Study on Foam Properties of Mixtures of Organic Silicon and Hydrocarbon Surfactants Regulated by Nano-SiO2 Particles

Nano SiO2 particles (NPs) combined with organosilane surfactants present a promising avenue for the development of stable fluorine-free firefighting foams. In this study, hydrophilic nano SiO2 particles, non-ionic organosilane surfactant …

verfasst von:
Jiaqing Zhang, Fengju Shang, Xin Liu, Kaiyuan Li, Yunpeng Yang, Yanyan Zou

04.06.2024

Risk Perception, Safety Behavior and Work Accidents: Assessment and Relations in a Sample of Portuguese Firefighters

The study aims to analyze risk perception, through the psychometric paradigm, and to identify the influencing sociodemographic factors, in a sample of Portuguese firefighters. This is an exploratory, cross-sectional study, involving an online …

verfasst von:
Mário Fialho, Sandra Nunes, Carla A. Gamelas

04.06.2024

Thermal Runaway Characteristics and Fire Behaviors of Lithium-Ion Batteries Corroded by Salt Solution Immersion

Salt solution immersion experiments are crucial for ensuring the safety of lithium-ion batteries during their usage and recycling. This study focused on investigating the impact of immersion time, salt concentration, and state of charge (SOC) on …

verfasst von:
Qingjie Zhao, Zhi Wang, Shaojia Wang, Bobo Shi, Zhihua Li, Hang Liu

Open Access 04.06.2024 | Correction

Correction: Understanding the Impact of Fuel on Surfactant Microstructure of Firefighting Foam

verfasst von:
Rezawana Islam, Brian Y. Lattimer

03.06.2024

Evaluation of the Fire Behavior of Low-Rise Eccentrically Braced Frame Structures Under Different Fire Scenarios

The structural system of eccentrically braced frames (EBFs) is one of the most common structural systems with a excellent seismic performance in highly seismic areas. This study investigates the performance of this structural system in low-rise …

verfasst von:
Seyed Javad Mortazavi, Iman Mansouri, Alirza Farzampour, Eleni Retzepis, Jong Wan Hu

Open Access 10.05.2024

Understanding Fire and Rescue Service Practices Through Problems and Problem-Solving Networks: An Analysis of a Critical Incident

This study explores how the Fire and Rescue Service can better prepare for solving complex problems in emergencies by using the concept of problems and problem-solving networks. Primary and secondary data from an extensive fire incident were …

verfasst von:
Lotta Vylund, Tove Frykmer, Margaret McNamee, Kerstin Eriksson

Open Access 09.05.2024

Probabilistic Performance-based Fire Design of Structures: A Hazard-Centred and Consequence-Oriented Perspective

Risk-based design and assessment methods are gaining popularity in performance-based structural fire engineering. These methods usually start by defining a set of hazard scenarios to use as analysis inputs. This approach, proven highly effective …

verfasst von:
Andrea Franchini, Carmine Galasso, Jose L. Torero

Open Access 06.05.2024

A Simplified Method for Determining Fire Resistance of RC Columns Using Fire-Resistance-Column-Curves Approach

Eurocode-2 (EC2) empirical equation for fire resistance of RC columns is very sensitive to the value of column capacity at normal temperature conditions $$N_{Rd}$$ N Rd . Techniques to determine $$N_{Rd}$$ N Rd accurately for eccentric slender …

verfasst von:
Khaled Ahmed Mahmoud

Open Access 03.05.2024

Full-Scale Fire Experiments on Cross-Laminated Timber Residential Enclosures Featuring Different Lining Protection Configurations

The adoption of timber, specifically cross-laminated timber (CLT), as a primary construction material is gaining traction due to its carbon sequestration capabilities, environmental advantages, and potential for precision manufacturing. However …

verfasst von:
Danny Hopkin, Wojciech Węgrzyński, Carmen Gorska, Michael Spearpoint, Jakub Bielawski, Harald Krenn, Tim Sleik, Renaud Blondeau, Gordian Stapf

Open Access 01.05.2024

Understanding the Impact of Fuel on Surfactant Microstructure of Firefighting Foam

Aqueous film-forming foam is being phased out due to the environmental impacts of fluorinated surfactants contained in the firefighting foams. To develop an environmentally friendly firefighting foam, it is important to understand the factors …

verfasst von:
Rezawana Islam, Brian Y. Lattimer

Open Access 22.04.2024

Chemical and Thermal Exposure Risks in a Multi Compartment Training Structure

Providing NFPA 1403 compliant live-fire training can present thermal and chemical exposure risk to instructors and students. To reduce risk, training academies, fire departments, instructors, and standards setting technical committees need more …

verfasst von:
Gavin P. Horn, Keith Stakes, Danielle L. Neumann, Joseph M. Willi, Ryan Chaffer, Craig Weinschenk, Kenneth W. Fent

11.04.2024

A Systematic Review and Bibliometric Analysis of Electrical Fires from 1993 to 2022

In recent years, electrical fires, which constitute the majority of fire incidents, have become a significant concern. This paper presents a quantitative evaluation of the research on electrical fires from 1993 to 2022, using literature …

verfasst von:
Hong Meng, Lei Xiao, Cunwei Zhang, Tianwei Zhang, Dengyou Xia, Wenyang Dong

Open Access 08.04.2024

Analytical Model for Non-linear Relationships of Dowel-Type Timber Connections Exposed to Fire

Recent experimental evidence has shown that wood–steel–wood dowel-type connections exhibit a semi-rigid behaviour even after 90 min of fire exposure. Because a semi-rigid behaviour influences the bending moment distribution among structural …

verfasst von:
Yukito Nakayama, Takayuki Kikuchi, Marina Totsuka, Takeo Hirashima

03.04.2024

A Numerical Investigation of High-Strength Steel H-SA700 of Protected Beam with Cavity Under Elevated Temperature Including Creep Behavior

High-strength steel has been extensively used in numerous structures or high-rise buildings because of its high strength, ductility, and weldability. However, high-strength steel structures are vulnerable to fire hazards, so the ability to predict …

verfasst von:
Hoang Long Nguyen, Mamoru Kohno