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Vinko ?krlec, Muhamed Suceska, Mario Dobrilovic and Josip Vincek
As an oxygen carrier and a strong oxidising agent, ammonium nitrate can create an explosive mixture when mixed with organic material. A typical example is the mixture of ammonium nitrate and fuel oil (ANFO), which is the most used explosive for civilian ...
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Zhe Xu, Bing Guan, Lixin Wei, Shuangqing Chen, Minghao Li and Xiaoyu Jiang
The development of hydrogen-blended natural gas (HBNG) increases the risk of gas transportation and presents challenges for pipeline security in utility tunnels. The objective of this study is to investigate the diffusion properties of HBNG in utility tu...
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Wojciech Frydlewicz, Lukasz Michalec, Pawel Kostyla, Dominika Kaczorowska and Tomasz Sikorski
In normal operating conditions, the mains voltage level provided by low-voltage distribution networks follows time-varying patterns within permissible limits. The statistical characterisation of disturbances inserted into the power grid by nonlinear elec...
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Zijun Li, Qian Jia, Gang Li, Yu Xu, Junjian Wang and Xiaowei Zhai
A high temperature is the key factor limiting the safe development of deep mine tunnels. By confronting the phenomenon of serious heat exchange between airflow and the surrounding rocks in the tunnel excavation area, a conceptual model of coupled cooling...
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Xueshan Gao, Peng Zhou, Qian Xiao, Li Peng and Mingkang Zhang
With the continuous expansion of road networks and the rise in railway transportation capacity, the scale of locomotive crew needs has increased sharply. However, the current training of locomotive crews is inefficient and costly and cannot meet the need...
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Nicu?or Baroiu, Virgil Gabriel Teodor, Viorel Paunoiu, Georgiana-Alexandra Moro?anu and Iona?-Catalin Dumitrescu
In most situations, for the proper design of a gerotor pump, numerous parameters must be taken into account: the pump geometry, the properties of the materials from which the pumps are made (Young?s modulus, Poisson?s coefficient, friction coefficients, ...
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Jennifer H. Weeks, Syeda Nadra Ahmed, Joseph D. Daron, Benjamin J. Harrison, Peter Hogarth, Tariq Ibrahim, Asif Inam, Arshi Khan, Faisal Ahmed Khan, Tariq Masood Ali Khan, Ghulam Rasul, Nadia Rehman, Akhlaque A. Qureshi and Sardar Sarfaraz
Pakistan is vulnerable to a range of climate hazards, including sea-level rise. The Indus Delta region, situated in the coastal Sindh province, is particularly at risk of sea-level rise due to low-lying land and fragile ecosystems. In this article, exper...
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Qidong Zhang, Guiping Lin, Jinghui Guo, Haichuan Jin and Qiming Zhang
The thermal management system (TMS) for aircraft fuel is a critical component of integrated TMSs in aircraft. As such, its optimal design is necessary to ensure the efficient completion of flight missions. This study presents the model building of a nume...
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Yongzhou Li, Di Sun, Zejun Wu and Kunyuan Zhang
With the development of combined cycle engines, it is urgent to estimate more quickly and accurately the flow capture capacity and starting performance of variable geometry inlets over a wide Mach number range. Based on the flow field and parameter fitti...
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Nomfundo Patricia Sibiya, Dillip Kumar Das, Coleen Vogel, Sonwabo Perez Mazinyo, Leocadia Zhou, Mukalazi Ahmed Kalumba, Mikateko Sithole, Richard Kwame Adom and Mulala Danny Simatele
Climate change is already a reality, and it is affecting the lives and livelihoods of many people globally. Many scientists argue that adaptation is, therefore, necessary to address the impact of climate change on life-supporting systems. Climate change ...
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