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481
Controlling Effect of Wave-Dominated Delta Sedimentary Facies on Unconventional Reservoirs: A Case Study of Pinghu Tectonic Belt in Xihu Sag, East China Sea Basin
Published 2022-01-01“…The accumulation of coalbed methane and shale gas is controlled by the sedimentary facies and the degree of thermal evolution under the factors of burial depth. …”
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482
Treatment methods for sugar rich wastewater: A review
Published 2025-06-01“…Anaerobic methods are more energy-efficient, enabling energy recovery as methane and hydrogen gas while producing less sludge. …”
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483
Study on Gas Control Methods Optimization for Mining Safety
Published 2021-01-01“…An investigation was undertaken to analyze effects of those four measures on gas emission, methane concentration, and gas drainage quantity in No. 2 1024 mining panel of No. 10 seam. …”
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484
Research on Spectroscopy Modulation of a Distributed Feedback Laser Diode Based on the TDLAS Technique
Published 2021-01-01“…The proposed cost-effective circuits can replace commercial instruments to drive the laser to meet the requirements of methane detection experiments. It can also be applied to detect other gases by changing the light source lasers and parameters of the circuits.…”
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485
Investigation of combustion characteristics of critical quenching hydrogen mixing ratios in the presence of ordered porous media
Published 2024-12-01“…Abstract In order to promote low-carbon sustainable development in the ecological environment and improve the efficiency of hydrogen and natural gas energy utilization, this project carried out research on the explosive effects of different thicknesses of ordered porous media on the hydrogen-methane gas mixture. A detailed discussion was conducted based on the critical quenching hydrogen blending ratio under the thicknesses of 50 mm and 60 mm of ordered porous media. …”
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486
Consumer intentions and willingness to pay for seaweed-fed cow's milk: The impact of attitude, knowledge, taste, and price
Published 2025-06-01“…Seaweed in dairy cow feed reduces methane emissions and enhances milk quality, providing a sustainable solution with the potential to boost sales in the climate-friendly market. …”
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487
Mechanism of microscopic behind the influence of stress loading on gas adsorption by coal
Published 2025-01-01“…The research findings are anticipated to offer theoretical and practical guidance for the prevention and control of gas disasters in deep coal mines and the extraction of coalbed methane.…”
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488
Assessment of Air Quality and Noise around Okrika Communities, Rivers State, Nigeria
Published 2013-07-01“…The parameters measured were suspended particulate matter, nitrogen dioxide, sulphur dioxide, hydrogen sulphide, ammonia, carbon monoxide, methane and volatile organic carbon, temperature, wind speed, wind direction and relative humidity. …”
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489
Nitrogen-doped Biomass Carbon Coupled with Copper Oxide Materials for Electrocatalytic Reduction of CO2
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490
Visualization of Gas Diffusion-Sorption in Coal: A Study Based on Synchrotron Radiation Nano-CT
Published 2020-01-01“…Gas diffusion-sorption is a critical step in coalbed methane (CBM) exploitation and carbon dioxide sequestration. …”
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491
Solid-Gas Flow Characteristics of Drilling Bit-Rod Integral Structure
Published 2020-01-01“…Sampling based on negative pressure pneumatic conveying method is an important theory in determining coal bed methane (CBM) content. The coal-gas two-phase flow path is an integrated structure composed of polycrystalline diamond compact (PDC) bit and drilling rod. …”
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492
Study of synthesis parameters of MIL-53(Al) using experimental design methodology for CO/CH separation
Published 2018-02-01“…Furthermore, separation capability of a selected sample for carbon dioxide (CO 2 ) and methane (CH 4 ) was measured. Pure gas adsorption data were successfully fitted to Langmuir, Sips, and Toth models. …”
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493
A New Method to Improve the Fracturing Effect of Coal Seams by Using Preset Slots and Induced Stress Shadows
Published 2021-01-01“…Efficient extraction of coal bed methane before coal mining is essential to eliminate the risk of coal-gas outbursts. …”
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494
Evaluation of Multiple-Scale 3D Characterization for Coal Physical Structure with DCM Method and Synchrotron X-Ray CT
Published 2015-01-01“…Multiscale nondestructive characterization of coal microscopic physical structure can provide important information for coal conversion and coal-bed methane extraction. In this study, the physical structure of a coal sample was investigated by synchrotron-based multiple-energy X-ray CT at three beam energies and two different spatial resolutions. …”
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495
Heuristic Approach to Comparing the Environmental Impacts of Carbon Nanotube Production Methods
Published 2024-07-01“…Studies into the environmental impact of the CNTs production process found that during thermal pretreatment of the reactant gas, more than 45 by-products were formed, including methane, volatile organic compounds, and polycyclic aromatic hydrocarbons. …”
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496
Potential for biogas production from the anaerobic digestion of chicken droppings in Morocco
Published 2024-01-01“…After pretreatment (heating and grinding), this waste produced a large quantity of biogas, on the order 230,58 ml/gCOD, equivalent to 64.4 m3 for one ton of fresh waste, with 60.2 % methane, 38.8 % carbon dioxide and 0 % hydrogen. This biogas production has a lower heating value of 385 kWh for one ton of chicken droppings. …”
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497
The Study on the Shock Wave Propagation Rule of a Gas Explosion in a Gas Compartment
Published 2022-01-01“…Combined with the k-ε turbulence model of general application, a refined finite element model of a utility tunnel’s gas compartment filled with the methane/air mixture is developed. A series of analyses are made by using the powerful industry-leading computational fluid dynamics (CFD) software flame acceleration simulator (FLACS) to study the shock wave propagation rule in the gas compartment. …”
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498
Effect of PAN Oxidation on the Electrochemical Lithium Insertion/Deinsertion Behavior of Resultant Carbons
Published 2015-01-01“…Pyrolytic carbon coating using methane CVD at 830°C is effective in suppressing Cirr by about 30% but the cycleability remains nonacceptable.…”
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499
Integrative GHG Assessment in Oil and Gas Industry
Published 2023-03-01“…It was shown that the major source of emission is gas flaring, while the key contributor is uncombusted methane.…”
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500
Structural evolution characteristics of sulfur in coal during gold-tube thermal simulation
Published 2025-04-01“…When Easy%Ro ≥ 3.64, the organic sulfur content in coal significantly promotes methane generation. At Easy%Ro = 1.75, small molecules of free organic sulfur are most abundant in coal. …”
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