Shouxiang Lu
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View article: Improvement of the square-root low bounds on the minimum distances of BCH codes and Matrix-product codes
Improvement of the square-root low bounds on the minimum distances of BCH codes and Matrix-product codes Open
The task of constructing infinite families of self-dual codes with unbounded lengths and minimum distances exhibiting square-root lower bounds is extremely challenging, especially when it comes to cyclic codes. Recently, the first infinite…
View article: Predictive model of corrosion kinetics for lead-free solder in polyvinyl chloride fire smoke environment
Predictive model of corrosion kinetics for lead-free solder in polyvinyl chloride fire smoke environment Open
The corrosion kinetics, surface microstructure, and corrosion mechanism of Sn−3.0Ag lead-free solder were investigated using mass-loss method in the temperature range from 283.15 to 323.15 K in polyvinyl chloride fire smoke environment. Th…
View article: Review of the application of neural network approaches in pedestrian dynamics studies
Review of the application of neural network approaches in pedestrian dynamics studies Open
In recent years, artificial intelligence methods have been widely used in the study of pedestrian dynamics and crowd evacuation. Different neural network models have been proposed and tested using publicly available pedestrian datasets. Th…
View article: Study on Ignition Characteristics of Rocket Kerosene in Oxygen-rich Atmosphere
Study on Ignition Characteristics of Rocket Kerosene in Oxygen-rich Atmosphere Open
In order to understand the ignition risk and fire hazard of LOX/kerosene leakage at space rocket launching sites, the experimental methods of kerosene ignition in oxygen-rich atmosphere will be established focusing on fire safety issues of…
View article: Light‐driven reversible and repeatable switching between ultrastable and unstable liquid foam
Light‐driven reversible and repeatable switching between ultrastable and unstable liquid foam Open
Liquid foams with tunable and photoresponsive stabilities and mechanical properties are highly desired in many domains, including the chemical and environmental protection industries. Here, we constructed photoresponsive liquid foams by st…
View article: Experimental study on deflagration characteristics of non-uniform oil mist in an enclosed chamber
Experimental study on deflagration characteristics of non-uniform oil mist in an enclosed chamber Open
The deflagration characteristics of oil mist in the marine enclosed chamber are studied. The results show that oil mist deflagration in a non-uniform enclosed chamber is a violent process. When the nozzle size is 1.0 mm, the maximum oil mi…
View article: Application of Signal Denoising Technology Based on Improved Spectral Subtraction in Arc Fault Detection
Application of Signal Denoising Technology Based on Improved Spectral Subtraction in Arc Fault Detection Open
In the research of fault arc detection technology, proper signal denoising can greatly improve the recognition ability of the arc fault detection algorithm. Therefore, this study proposes a current signal enhancement algorithm based on imp…
View article: Thermo‐responsive fluorine‐free foam stabilized by PEO–PPO–PEO triblock copolymer (EO)<sub>100</sub>(PO)<sub>65</sub>(EO)<sub>100</sub> for pool fire suppression
Thermo‐responsive fluorine‐free foam stabilized by PEO–PPO–PEO triblock copolymer (EO)<sub>100</sub>(PO)<sub>65</sub>(EO)<sub>100</sub> for pool fire suppression Open
Research and development of novel fluorine‐free materials to replace fluorinated aqueous film‐forming foam (AFFF) are crucial for improving pool fire suppression performance and protecting the environment. In this study, we report the ther…
View article: Role of salts in fire extinguishing performance of aqueous film-forming foam (AFFF)
Role of salts in fire extinguishing performance of aqueous film-forming foam (AFFF) Open
The active ingredients for aqueous film-forming foam (AFFF) are supplied as a concentrate, and the water used to dilute AFFF concentrates generally come from water sources around the fire site including seawater and river water. However, t…
View article: Experimental and numerical investigation on optimization of foaming performance of the kenics static mixer in compressed air foam system
Experimental and numerical investigation on optimization of foaming performance of the kenics static mixer in compressed air foam system Open
The current mixers in the compressed air foam system used to generate liquid foam have high flow resistance. Kenics static mixer may be a better choice for making foam because its spiral structure can lower the flow resistance. However, th…
View article: Soot sheet characteristics of turbulent diffusion fire using equivalent ellipse method
Soot sheet characteristics of turbulent diffusion fire using equivalent ellipse method Open
This paper investigates the soot sheet characteristics of buoyant turbulent fires using laser‐induced incandescence technique. Experiments are carried out for four fires using propane and nitrogen hybrid gases as fuel with propane fraction…
View article: On The Flame Behavior during Cable Insulation Material Ignited by Fault Arc: A Flame Extracting and Noise Reduction Algorithm
On The Flame Behavior during Cable Insulation Material Ignited by Fault Arc: A Flame Extracting and Noise Reduction Algorithm Open
The electric fault arc, particularly the series arc, leads to plenty of electrical fire. The limitations of t previous studies include: (1) most existing research focused on gaseous atmospheres rather than solids materials, which is contra…
View article: Experimental and Theoretical Analysis of the Smoke Layer Height in the Engine Room under the Forced Air Condition
Experimental and Theoretical Analysis of the Smoke Layer Height in the Engine Room under the Forced Air Condition Open
The smoke layer height in the ship engine room under forced ventilation has been experimental and theoretical investigated in this work. A series of test were carried out in a scaled engine cabin experimental platform to obtain the influen…
View article: Imaging PEMFC performance heterogeneity by sensing external magnetic field
Imaging PEMFC performance heterogeneity by sensing external magnetic field Open
Proton-exchange membrane fuel cells (PEMFCs) hold promise as next-generation energy sources. However, PEMFCs experience substantial faults with various degradation mechanisms during electrochemical operation, leading to performance heterog…
View article: Pyrolysis characteristics, kinetics and thermodynamics of the plywood material in high-speed trains
Pyrolysis characteristics, kinetics and thermodynamics of the plywood material in high-speed trains Open
The pyrolysis characteristics, kinetics and thermodynamics of a typical plywood material, namely the Huangjinguomu plywood in high-speed trains in nitrogen were studied in the present study. It was indicated that three peaks occurred in th…
View article: Characterization of combustion behavior of commercial flame-retardant plywoods in fire propagation apparatus
Characterization of combustion behavior of commercial flame-retardant plywoods in fire propagation apparatus Open
This paper deals with the combustion behavior and thermal decomposition of two typical kinds of plywoods used in composite floor. The experimental study was performed in fire propagation apparatus and combustion parameters including igniti…
View article: Rational Discussion on Material Removal Mechanisms and Machining Damage of Hard and Brittle Materials
Rational Discussion on Material Removal Mechanisms and Machining Damage of Hard and Brittle Materials Open
摘要: 硬脆材料是典型的难加工材料。长期以来,实现"延性域"磨削被认为是消除加工损伤的重要途径。从"临界切深模型"和"延性域磨削条件下的损伤"两个角度分析了"延性域"磨削理论存在的问题,从"尺寸效应"、"应变率效应"和"温度效应"三个方面讨论了影响硬脆材料磨削加工损伤的主要因素,并基于位错理论对磨削加工材料去除机理、变形和断裂机制、加工损伤等重要问题进行了理性思考。旨在澄清"延性域"磨削加工的概念,并证明了"延性域"磨削并不代表没有加工损伤。硬脆材料的塑性变形或脆性断裂是"…
View article: Effect of temperature on the corrosion behavior of lead-free solders under polyvinyl chloride fire smoke atmosphere
Effect of temperature on the corrosion behavior of lead-free solders under polyvinyl chloride fire smoke atmosphere Open
Fire smoke could induce serious corrosion damage to electronic equipment away from the fire, causing significant economic losses. And lead-free solders used for chip package is the key to ensure the reliability of electronic equipment, whi…
View article: Research on Combustion Characteristics of Vulcanized Rubber Based on Fire Propagation Apparatus
Research on Combustion Characteristics of Vulcanized Rubber Based on Fire Propagation Apparatus Open
Vulcanized rubber is widely used as a vibration damping material for high-speed train floors. This paper aims to study the combustion characteristics of vulcanized rubber materials under fire propagation apparatus at 20-50 kW/m 2 . The res…