Results 21 to 30 of about 110,829 (308)

Microbial diversity and biogenic methane potential of a thermogenic-gas coal mine [PDF]

open access: yes, 2014
The microbial communities and biogenic methane potential of a gas coal mine were investigated by cultivation-independent and cultivation-dependent approaches.
Wei, Min   +3 more
core   +1 more source

Silage of the organic fraction of municipal solid waste to improve methane production

open access: yesWater Science and Technology, 2021
The silage of the organic fraction of municipal solid waste (OFMSW) is a common practice in biogas plants. During silage, fermentation processes take place, affecting the later methanisation stage.
Mario F. Castellón-Zelaya   +1 more
doaj   +1 more source

Physiology and methane productivity of Methanobacterium thermaggregans [PDF]

open access: yesApplied Microbiology and Biotechnology, 2018
Accumulation of carbon dioxide (CO2), associated with global temperature rise, and drastically decreasing fossil fuels necessitate the development of improved renewable and sustainable energy production processes. A possible route for CO2 recycling is to employ autotrophic and hydrogenotrophic methanogens for CO2-based biological methane (CH4 ...
Lisa-Maria Mauerhofer   +11 more
openaire   +3 more sources

Two-phase thermophilic anaerobic digestion process for biohythane production treating biowaste: preliminary results. [PDF]

open access: yes, 2011
This paper deals with the optimisation of a two-phase anaerobic process treating biowaste for hydrogen and methane production. Nor physical neither chemical pre treatments were used to optimise the process.
D. Bolzonella   +12 more
core   +1 more source

Productivity characteristics and main controlling factors of coalbed methane wells in Gujiao Block

open access: yesMeikuang Anquan
Coalbed methane (CBM) resources are abundant in Gujiao Block at the central part of Xishan Coalfield, where the production capacity of the regional single well varies greatly due to multiple factors, and the large-scale development of CBM faces severe ...
Zhiyu DENG   +5 more
doaj   +1 more source

Biogas production of Chicken Manure by Two-stage fermentation process

open access: yesE3S Web of Conferences, 2018
This paper performs a batch experiment for pre-acidification treatment and methane production from chicken manure by the two-stage anaerobic fermentation process.
Liu Xin Yuan   +5 more
doaj   +1 more source

Study on the best time of refracturing for Hancheng coal seam

open access: yesMeikuang Anquan
The old wells in Hancheng Block face the problem of production decline after long-term exploitation, and need to be re-fractured to form new fractures to communicate with CBM rich areas, so as to achieve stable CBM production. Due to the small difference
Wei WANG   +5 more
doaj   +1 more source

Strengthening mechanism of cemented hydrate‐bearing sand at microscales

open access: yesGeophysical Research Letters, 2016
On the basis of hypothetical particle‐level mechanisms, several constitutive models of hydrate‐bearing sediments have been proposed previously for gas production.
Jun Yoneda   +3 more
doaj   +1 more source

Production and Signaling of Methane [PDF]

open access: yes, 2018
Methanogenesis has been associated exclusively with anoxic environments and the activity of prokaryotes, but there is convincing evidence for alternative pathways of biological methane formation in the aerobic biosphere, including plants, fungi, algae, and animals.
Boros Mihály, Keppler Frank
openaire   +2 more sources

Interannual variability in methane growth rate simulated with a coupled Ocean-Atmosphere-Chemistry model [PDF]

open access: yes, 2002
We assess the contribution made to the interannual variability of the global methane accumulation rate from its atmospheric sink using the STOCHEM tropospheric chemistry model coupled to the HadCM3 climate model.
Collins, W. J.   +3 more
core   +1 more source

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