Adsorption Characteristics of CH4 and CO2 in Shale at High ...

The adsorption affinity of CO2 is higher than CH4, with the value of αCO2/CH4 in the range of 2.47–12.16. The value of αCO2/CH4 increases with a ...

Adsorption Characteristics of CH 4 and CO 2 in Shale at High ...

The adsorption affinity of CO2 is higher than CH4, with the value of αCO2/CH4 in the range of 2.47–12.16. The value of αCO2/CH4 increases with a ...

The adsorption capacity of CO2 and CH4 increases gradually with a rise in pressure until the adsorption equilibrium is reached. Increasing ...

Adsorption Characteristics of CH4 and CO2 in Shale at High ...

In this study, the adsorption patterns of CH4 and CO2 on Longmaxi shale under high-pressure and temperature conditions were examined.

Adsorption Characteristics of CH4 and CO2 in Shale at High ...

ABSTRACT: This work presents the adsorption behavior and appearance character- istics of CH4 and CO2 on the Longmaxi shale at high pressure ...

Study on adsorption characteristics of CO2 and CH4 in shale based ...

ABSTRACT. CO2-enhanced shale gas recovery technology (CO2-. ESGR) is one of the most potential carbon capture, storage and utilization (CCUS) technologies ...

Adsorption characteristics of CH4 and CO2 in organic-inorganic slit ...

Moreover, the injection of CO2 into shale reservoirs under high pressure will displace CH4 present in the reservoir, and this phenomenon can ...

Adsorption Characteristics of CH4 and CO2 in Shale at High ...

... high temperatures. This work presents the adsorption behavior and appearance characteristics of CH4 and CO2 on the Longmaxi shale at high pressure and ...

Prediction of high-pressure adsorption of CH 4 and CO 2 in shale

The study of CH4 and CO2 adsorption behavior in shale under high-pressure is critical for the estimation of gas content and CO2 sequestration in deep shale ...

Adsorption characteristics of CH4 and CO2 in organic-inorganic slit ...

It is very meaningful to study the adsorption characteristics of CH4 and CO2 in shale pores in the context of CO2 sequestration and enhanced gas recovery.

Study on CO2 and CH4 Competitive Adsorption in Shale Organic ...

To date, significant efforts have been dedicated to comprehending the competitive adsorption characteristics of CO2 and CH4 in shale reservoirs ...

Thermodynamic analysis of the difference in adsorption ... - Frontiers

In order to explain the difference in adsorption characteristics of CH4 and CO2 on continental shale from the perspective of thermodynamics, ...

Thermodynamic characteristics of high-pressure CH4 adsorption on ...

The shale-CH4 interaction after supercritical CO2 (ScCO2) injection can be well interpreted by adsorption thermodynamics study. Using a gravimetric method, ...

CO2/CH4 Competitive Adsorption in Shale

Results also indicate that increasing the CO2/CH4 pressure ratio (1) increases the adsorption capacity of shales to CO2 and decreases that to ...

Adsorption Characteristics of CO2/CH4/H2S Mixtures in Calcite ...

Hence, the adsorption behavior of CH4, CO2, and H2S in calcite (CaCO3) micropores and the impact of H2S on CO2 sequestration and methane ...

Study on Competitive Adsorption and Displacing Properties of CO2 ...

more accurately predicts the adsorption characteristics of supercritical CH4 in shale at both low and high temperatures. The lattice density ...

Adsorption kinetics of CH4 and CO2 on shale - OUCI

Xie, Adsorption characteristics of CH4 and CO2 in shale at high pressure and ... Chareonsuppanimit, High-pressure adsorption of gases on shales: measurements and ...

Study on Competitive Adsorption and Displacing Properties of CO2 ...

Shale matrix shows a stronger affinity with CO2, and thus, adsorption capacity of CO2 is larger than that of CH4 even with the coexistence of CO ...

Adsorption Characteristics and Thermodynamic Analysis of CH 4 ...

Under the same conditions, the CO2 adsorption capacity of shale is significantly higher than that of CH4. The proposed adsorption model considered the different ...

Controlling parameters of CH4 and CO2 adsorption on shale ... - OUCI

... High-pressure methane sorption isotherms of black shales from The Netherlands. ... shale properties on CH4 and CO2 sorption capacity in Czech Silurian shales.