Results 31 to 40 of about 58,492 (155)

Characteristics of Hydrogen Leakage and Dissipation from Storage Tanks in an Integrated Hydrogen Production and Refueling Station

Fire
Hydrogen, as a renewable and clean energy carrier, has the potential to play an important role in carbon reduction. Crucial to achieving this is the ability to produce clean sources of hydrogen and to store hydrogen safely.
Tianqi Yang, Zhili Xiao, Shiyan Zeng, Yingjiang Zhao, Linzhi Xu, Shiyu Chen, Chunyan Song, Xianglin Yan, Xuefang Li, Hao Luo, Nianfeng Xu, Jinsheng Xiao   +11 more
doaj   +1 more source

A Numerical Simulation on the Leakage Event of a High-Pressure Hydrogen Dispenser

World Electric Vehicle Journal, 2021
For the sake of the increasing demand of hydrogen fuel cell vehicles, there are more concerns on the safety of hydrogen refueling stations. As one of the key pieces of equipment, the hydrogen dispenser has drawn attention on this aspect since it involves
Benjin Wang, Yahao Shen, Hong Lv, Pengfei He   +3 more
doaj   +1 more source

Numerical Research on Leakage Characteristics of Pure Hydrogen/Hydrogen-Blended Natural Gas in Medium- and Low-Pressure Buried Pipelines

Energies
To investigate the leakage characteristics of pure hydrogen and hydrogen-blended natural gas in medium- and low-pressure buried pipelines, this study establishes a three-dimensional leakage model based on Computational Fluid Dynamics (CFD).
Jiadong Li, Bingchuan Xie, Liang Gong
doaj   +1 more source

Characteristics Analysis of Small⁃Hole Jet Leakage of Hydrogen⁃Blended Natural Gas High⁃Pressure Pipeline in Open Space

Shiyou huagong gaodeng xuexiao xuebao
In order to quickly define the dangerous distance of leakage in hydrogen⁃blended natural gas high⁃pressure pipelines, this study established a mathematical model of small hole jet leakage of hydrogen⁃blended natural gas high⁃pressure pipelines in open ...
Haifeng XU, Shilong XUE, Pengfei ZHAO, Xiaobin ZHANG   +3 more
doaj   +1 more source

Hydrogen Leakage Location Prediction in a Fuel Cell System of Skid-Mounted Hydrogen Refueling Stations

Energies
Hydrogen safety is a critical issue during the construction and development of the hydrogen energy industry. Hydrogen refueling stations play a pivotal role in the hydrogen energy chain. In the event of an accidental hydrogen leak at a hydrogen refueling
Leiqi Zhang, Qiliang Wu, Min Liu, Hao Chen, Dianji Wang, Xuefang Li, Qingxin Ba   +6 more
doaj   +1 more source

Research on Hydrogen Leakage Risk Control Methods in Deck Compartments of Hydrogen Fuel Cell-Powered Ships Based on CFD Simulation and Ventilation Optimization

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Hydrogen fuel cell vessels represent a vital direction for green shipping, but the risk of large-scale hydrogen leakage and diffusion in their enclosed compartments is particularly prominent. To enhance safety, a simplified three-dimensional model of the
Xiaoyu Liu, Jie Zhu, Zhongcheng Wang, Zhenqiang Fu, Meirong Liu   +4 more
doaj   +1 more source

EXPERIMENTAL ANALYSIS OF CRYOGENIC HYDROGEN LEAKAGE IN ADDITIVELY MANUFACTURED HYDROGEN TANKS

, 2023
Additive manufacturing (AM) has enabled production of novel liquid hydrogen (LH2) fuel tank configurations using polymer matrix composites (PMC) reinforced with carbon fiber and glass beads for aerospace applications. However, in experimental field trials hydrogen leakage into insulation layers of prototype tanks reduced LH2 storage duration up to 65%.
openaire   +2 more sources

Numerical investigation and estimation method of leakage behaviour for hydrogen-blended natural gas in overhead pipelines

Science and Technology for Energy Transition
Blending hydrogen into existing high-pressure natural gas pipelines can cause hydrogen embrittlement, which further leads to pipeline leakage and even serious explosions. Therefore, a mathematical-physical model is established for the leakage of hydrogen-
Zhang Ting, Xiong Guohua, Ma Hongqiang, Zeng Yue, Kang Huilun, Wu Jing, Cheng Xiaosong   +6 more
doaj   +1 more source

A Numerical Study of the Leakage and Diffusion Behavior of Hydrogen Dispensers in Hydrogen Refueling Stations Under Different Leakage Conditions

Energies
The investigation of hydrogen leakage and diffusion behavior is of great importance for the assessment of safety risks and the establishment of safety regulations for hydrogen refueling stations. However, the uncertainty associated with the location of hydrogen leaks and the complex environment pose challenges in understanding the diffusion ...
Lei Zhang, Zhixiang Duan, Rui Ding, Cuiwei Liu   +3 more
openaire   +2 more sources

Hydrogen Jet Flame Simulation and Thermal Radiation Damage Estimation for Leakage Accidents in a Hydrogen Refueling Station

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With the rapid development of hydrogen energy worldwide, the number of hydrogen energy facilities, such as hydrogen refueling stations, has grown rapidly in recent years.
Xiang Fu, Xianglin Yan, Shiyu Chen, Chunyan Song, Zhili Xiao, Hao Luo, Jiaqi Wan, Tianqi Yang, Nianfeng Xu, Jinsheng Xiao   +9 more
doaj   +1 more source