[HTML][HTML] Investigation on the temperature variation of novec-1230 and halon 1301 in a discharge system

Y Chen, C Zhao, Q Huang, S Li, J Huang, X Ni… - Case Studies in Thermal …, 2023 - Elsevier
The flow inside the aviation engine fire extinguishing system is complicated due to its
transient, two-phase and compressible nature. Temperature is one of the important variables …

Numerical Study on Flow and Release Characteristics of Gas Extinguishing Agent under Different Filling Pressure and Amount Conditions

Q Li, H Ge, R Pan, Z Zhang, R Chen - Processes, 2021 - mdpi.com
The fire-extinguishing system is an indispensable fire-protection facility on the aircraft. In
order to guide weight reduction of the aircraft's fixed gas fire-extinguishing system by …

Modeling of an aircraft fire extinguishing process with a porous medium equation

JL Díaz - SN Applied Sciences, 2020 - Springer
The aim of this work is to provide a formulation of a non-linear diffusion model in the form of
a Porous Medium Equation (PME) with application to a fire extinguishing process in an …

Effects of release pressure on the transportation characteristics in pipeline and the diffusion behaviors in enclosure space of typical gas extinguishing agent

J Jin, R Pan, Q Li, R Chen - Journal of Loss Prevention in the Process …, 2021 - Elsevier
Reducing the release pressure of fire extinguishing systems can decrease potential safety
hazards in large transport airplanes. To explore whether reducing the release pressure can …

[HTML][HTML] Numerical Study on Effects of Geometric Parameters on the Release Characteristics of Straight Sudden Expansion Gas Extinguishing Nozzles

Q Li, X He, Y Chen, J Lin, Y Zhang, R Chen, X Zhou - Symmetry, 2021 - mdpi.com
In order to guide the optimization design of the nozzle of the aircraft-fixed gas fire
extinguishing system, we studied the influence of nozzle geometric parameters including …

Flow and Diffusion Characteristics of Typical Halon Extinguishing Agent Substitute under Different Release Pressures

J Jin, R Pan, R Chen, X Xu, Q Li - Processes, 2020 - mdpi.com
To provide guidance towards reducing the weight of the HFC-125 storage vessel by
reducing the release pressure and to reveal the effects of release pressure on the …

Numerical study on effects of pipeline geometric parameters on release characteristics of gas extinguishing agent

Q Li, Z Li, R Chen, Z Zhang, H Ge, X Zhou, R Pan - Symmetry, 2021 - mdpi.com
In order to guide the optimization design of the pipeline network of the aircraft-fixed gas fire
extinguishing system and improve its fire extinguishing performance, FLUENT software was …

Solubilities of CO2, O2 and N2 in rocket propellant 5 under low pressure

C Li, S Feng, L Xu, X Peng, W Liu - Scientific Reports, 2022 - nature.com
The static method of isochoric saturation was used to measure the solubilities of CO2, O2
and N2 in rocket propellant 5 (RP5) at temperatures ranging from 253.15 to 323.15 K in 10 K …

无人机油箱地面洗涤惰化性能

李超越, 冯诗愚, 彭孝天, 徐雷, 王志凌 - 航空动力学报, 2022 - jasp.com.cn
提出了无人机油箱地面洗涤惰化技术理论和方法, 利用CFD 方法研究了采用地面洗涤惰化技术
降低油箱气相空间氧体积分数并使无人机油箱在地面和飞行条件下仍然保持惰化状态的可行性 …

Modelling of fire-suppressant injection into engine nacelle for various flight regimes

MA Mohamed, TH New, BF Ng - Proceedings of the …, 2023 - journals.sagepub.com
In this study, the injection of Halon 1301, an effective fire-suppressing agent, into a
helicopter engine nacelle is modelled to provide insights into dispersion behaviour …