Results 41 to 50 of about 82 (50)

Pareto-based Multi-Objective Optimization of Underground Hydrogen Storage Operational Condition Utilizing Machine Learning-Based Surrogate Models

InterPore Journal
Underground hydrogen storage (UHS) in depleted hydrocarbon reservoirs, saline aquifers, and salt caverns has emerged as a promising solution for large-scale, long-term energy storage to support the energy transition.
Hossein Kheirollahi, Shahab Ayatollahi, Hassan Mahani   +2 more
doaj   +1 more source

A Preliminary Study on the Design Method for Large-Diameter Deep-Hole Presplit Blasting and Its Vibration-Isolation Effect

Shock and Vibration, 2019
Presplit blasting can reduce vibration and back impact induced by cast blasting, thus resulting in a smooth bench slope. To design reasonable presplit blasting parameters, this research investigated the formation of presplit faces based on the explosion ...
Shuangshuang Xiao, Hongsheng Wang, Guowei Dong   +2 more
doaj   +1 more source

Wind–Photovoltaic–Electrolyzer-Underground Hydrogen Storage System for Cost-Effective Seasonal Energy Storage

Energies
Photovoltaic (PV) and wind energy generation result in low greenhouse gas footprints and can supply electricity to the grid or generate hydrogen for various applications, including seasonal energy storage.
Torsten Clemens, Martin Hunyadi-Gall, Andreas Lunzer, Vladislav Arekhov, Martin Datler, Albert Gauer   +5 more
doaj   +1 more source

Review of the progress of Sinopec gas storage construction and the next development direction

Duankuai youqitian
Gas storage is a key infrastructure to ensure national energy security and optimize natural gas production, supply, reserve and sales system, and its construction achievements have attracted much attention.
SUN Wei
doaj   +1 more source

Machine learning-based prediction and SHAP sensitivity analysis of sound speed in hydrogen-rich gas mixtures

Scientific Reports
The speed of sound is of particular importance in determining the physical and chemical properties of gas mixtures. Given the importance of this parameter in hydrogen transport and the high speed and accuracy of machine learning methods compared to ...
Mohammad Rasool Dehghani, Ali Akbari, Mehdi Maleki, Maryam Aghel, Moein Kafi, Yousef Kazemzadeh   +5 more
doaj   +1 more source

Robust modelling of wettability for hydrogen geo-storage in sandstone formations incorporating the role of cushion gas: Application of data-driven strategies in gas-sandstone-water systems

Energy Nexus
As global energy demand rises, the environmental impacts of fossil fuels prompt the search for cleaner energy sources. Hydrogen has emerged as a promising alternative, with efficient underground storage being essential for its large-scale deployment. The
Abolfazl Dehghan Monfared, Mohammad Behnamnia, Negin Mozafari   +2 more
doaj   +1 more source

A Bi-Population Co-Evolutionary Multi-Objective Optimization Algorithm for Production Scheduling Problems in a Metal Heat Treatment Process with Time Window Constraints

Mathematics
Heat treatment is a critical intermediate process in copper strip manufacturing, where strips go through an air-cushion annealing furnace. The production scheduling for the air-cushion annealing furnace can contribute to cost reduction and efficiency ...
Jiahui Gu, Boheng Liu, Ziyan Zhao
doaj   +1 more source

Key aspects of underground hydrogen storage in depleted hydrocarbon reservoirs and saline aquifers: A review and understanding

Energy Geoscience
Underground hydrogen storage is critical for renewable energy integration and sustainability. Saline aquifers and depleted oil and gas reservoirs represent viable large-scale hydrogen storage solutions due to their capacity and availability.
Rawaa A. Sadkhan, Watheq J. Al-Mudhafar
doaj   +1 more source

Physical modeling of saturation formation in the transition zone of a gas-water contact under the elastic-water drive during underground gas storage in low-permeability reservoirs operation

Записки Горного института
The growth of gas consumption associated with the Russian regions gasification requires the construction of new underground gas storages (UGS) and increase existing gas storages capacity.
Aydar R. Gaysin, Airat I. Shayakhmetov, Aleksandr I. Ponomarev   +2 more
doaj  

Protection of Bend Section in Multiphase Transportation at Gas Hydrate Production Test

Shiyou jixie
The mud sand particles mixed in gas hydrate slurry easily form accumulation and blockage in low flow rate pipe section, and frequently result in erosion, wear and tear in high flow rate pipe section, but there are few studies on the erosion of gas-liquid-
Bai Li, Shang Pengcheng, Liu Qiang, Wang Haiwen   +3 more
doaj