Results 21 to 30 of about 2,001,817 (293)

Status quo of liquid hydrogen safety research

open access: yesZhejiang dianli, 2023
As renewable energy with no pollution but wide sources and high calorific value, hydrogen becomes increasingly important in the context of energy shortage and dual carbon goals.
WANG Deng   +5 more
doaj   +1 more source

Summary of Hydrogen Energy Storage Safety and Its Detection Technology

open access: yes发电技术, 2023
Hydrogen energy storage is an important support for promoting global green low-carbon transformation and realizing “carbon neutrality” goal. After the “double carbon” goal was put forward, hydrogen energy storage has become a hot topic of social concern.
CAO Donghui, DU Dongmei, HE Qing
doaj   +1 more source

Simulation and Analysis of Hydrogen Leakage in Garage Fuel Vehicles

open access: yesTaiyuan Ligong Daxue xuebao, 2022
Hydrogen fuel cell vehicle is an important development direction for hydrogen energy applications. In order to explore the impact of leakage speed and ventilation speed on hydrogen diffusion of fuel vehicles in garages, on the basis of the FLACS software
Jing ZHANG   +4 more
doaj   +1 more source

Hydrogen Leakage Diagnosis for Proton Exchange Membrane Fuel Cell Systems: Methods and Suggestions on Its Application in Fuel Cell Vehicles

open access: yesIEEE Access, 2020
Proton exchange membrane fuel cell vehicles using hydrogen as fuel has become one of the key development directions in the field of new energy vehicles.
Ying Tian, Qiang Zou, Zezhao Lin
doaj   +1 more source

Atmospheric composition and climate impacts of a future hydrogen economy [PDF]

open access: yesAtmospheric Chemistry and Physics, 2023
Hydrogen is expected to play a key role in the global energy transition to net zero emissions in many scenarios. However, fugitive emissions of hydrogen into the atmosphere during its production, storage, distribution and use could reduce the climate ...
N. J. Warwick   +12 more
doaj   +1 more source

Hydrogen Leakage Simulation and Risk Analysis of Hydrogen Fueling Station in China

open access: yesSustainability, 2022
Hydrogen is a renewable energy source with various features, clean, carbon-free, high energy density, which is being recognized internationally as a “future energy.” The US, the EU, Japan, South Korea, China, and other countries or regions are gradually clarifying the development position of hydrogen.
Xuchao Zhang   +4 more
openaire   +1 more source

Leakage diffusion law of hydrogen-mixed natural gas pipeline and layout plan of detectors

open access: yesYou-qi chuyun, 2022
In order to study the change of gas leakage behavior caused by hydrogen mixing and rapidly realize the leakage detection of hydrogen-mixed gas, a plane leakage model for specific semi-closed places was established with the Fluent software, and thereby ...
Qi SUN   +5 more
doaj   +1 more source

High‐pressure under‐expanded hydrogen leakage model considering gas‐wall friction loss

open access: yesEnergy Science & Engineering, 2022
The integral model is used to predict the concentration field, only suitable for low‐pressure leakage, while the virtual nozzle model is widely used in high‐pressure leakage but ignores the friction between the hydrogen and the tube wall during the ...
Zhifei Wu   +3 more
doaj   +1 more source

Hydrogen Leakage Sensing and Control: (Review) [PDF]

open access: yesBiomedical Journal of Scientific & Technical Research, 2019
Hydrogen is the smallest chemical element found in all organic materials and fossil fuels; however, it’s not available in nature in its pure molecular form. H2, in pure molecular form is the lightest gas, colorless, odorless, and nontoxic.
openaire   +1 more source

Numerical Analysis of Hydrogen Leakage from Hydrogen Storage Container under Various Circumstances

open access: yesJournal of Physics: Conference Series, 2021
Abstract A numerical simulation method by using the realizable k-ε model of computational fluid dynamics (CFD) proposed by establishing the model of hydrogen leakage of a high-pressure hydrogen storage container is presented in this paper.
Xing Jin, Junbo Zhou
openaire   +1 more source

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