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Experimental determination of the kinetics of sorption and gas filtration in coal

Marek Gawor

Marek Gawor

The Strata Mechanics Research Institute of the Polish Academy of SciencesCracow, Poland
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Gawor, Marek
  
26. Sept. 2018
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Artikel-Kategorie: Research Article
Online veröffentlicht: 26. Sept. 2018
Seitenbereich: 254 - 262
Eingereicht: 09. Aug. 2018
Akzeptiert: 12. Okt. 2018
DOI: https://doi.org/10.2478/sgem-2018-0027
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© 2018 Marek Gawor, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Figure 1

The principle of measuring the sorption time constant (Gawor and Skoczylas 2014).
The principle of measuring the sorption time constant (Gawor and Skoczylas 2014).

Figure 2

Temperature change when measuring the adsorption and CO2 desorption time constant.
Temperature change when measuring the adsorption and CO2 desorption time constant.

Figure 3

Scheme of the setup for testing the gas filtration coefficient in coal grains.
Scheme of the setup for testing the gas filtration coefficient in coal grains.

Figure 4

The relationship between pressure and time in the initial desorption period of CO2 and He; grains 25 - 32 μm.
The relationship between pressure and time in the initial desorption period of CO2 and He; grains 25 - 32 μm.

Figure 5

Amount of desorbed CO2 in the initial desorption period, p0 = 0.25 MPa.
Amount of desorbed CO2 in the initial desorption period, p0 = 0.25 MPa.

Figure 6

Amount of desorbed CO2 in time, p0 = 0.25 MPa.
Amount of desorbed CO2 in time, p0 = 0.25 MPa.

Figure 7

Scheme of the measurement station for determining the gas filtration coefficient in coal briquettes.
Scheme of the measurement station for determining the gas filtration coefficient in coal briquettes.

Figure 8

Saturation of the briquette with carbon dioxide - the bottom of the briquette is closed.
Saturation of the briquette with carbon dioxide - the bottom of the briquette is closed.

Figure 9

Removing carbon dioxide from briquettes - the bottom of the briquette is closed.
Removing carbon dioxide from briquettes - the bottom of the briquette is closed.
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Englisch
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Geowissenschaften, Geowissenschaften, andere, Materialwissenschaft, Verbundwerkstoffe, Poröse Materialien, Physik, Mechanik und Fluiddynamik
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