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All Journal Jurnal Teknik Indonesia (JU-TI) Journal Majelis Paspama
Momoh Abdulazeez Adeyemi
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Chemical Engineering, Chemistry & Bioengineering Civil Engineering, Building, Construction & Architecture Computer Science & IT Electrical & Electronics Engineering Engineering Industrial & Manufacturing Engineering Mechanical Engineering

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Journal : Journal Majelis Paspama

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Natural Gas dehydration methods-Challenges and fixes Onuoha fidelis wopara; Johnson, Nnadikwe; Momoh abdulazeez adeyemi; Stephen Oyelami
Journal Majelis Paspama Vol. 4 No. 01 (2026): Journal Majelis Paspama, 2026
Publisher : Journal Majelis Paspama

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Natural gas dehydration is a crucial process in the energy industry, ensuring pipeline quality gas that meets stringent specifications for transmission and distribution. This research examines key technologies employed in natural gas dehydration, including glycol absorption, desiccant adsorption, solvent salt adsorption, chemical cooling, and hydrate suppression. Among these, glycol absorption remains the most widely used method, particularly in large-scale gas processing operations. However, it faces significant challenges such as emissions, glycol losses, and degradation, particularly in Nigeria's gas fields and storage facilities, impacting operational efficiency and environmental compliance. Desiccant adsorption offers high dehydration efficiency, achieving very low water dew points, but requires effective regeneration strategies and is often limited to specific applications due to cost and complexity. Other methods like solvent salt adsorption, chemical cooling, and hydrate suppression have niche applications but are less prevalent for mainstream gas dehydration. This study focuses on optimizing glycol absorption systems, addressing prevalent issues, and proposing practical solutions to enhance gas processing performance. It details the technology's process flow, operational challenges, and potential fixes for improving dehydration efficiency, reducing emissions, and minimizing losses. Key aspects like glycol circulation rates, regeneration systems, and contamination management are analyzed to provide a comprehensive understanding of the process.
Unveiling the Transformative Potential of Semi-Lean Flows on Gas Purification Units and Unlocking Energy Utilization: A Comprehensive Analysis of MDEA-Based Processes Johnson, Nnadikwe; Momoh abdulazeez adeyemi; Onyewudiala Ibeawuchi Julius
Journal Majelis Paspama Vol. 4 No. 01 (2026): Journal Majelis Paspama, 2026
Publisher : Journal Majelis Paspama

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  This study explores the impact of semi-lean amine streams on energy consumption in gas purification units, focusing on Methyl Diethanolamine (MDEA)-based processes. By integrating an absorption column split stream and flash unit, we evaluate the potential energy savings and operational efficiency improvements. The results show that the split-flow design reduces amine flow rate from 4616 kmol/hr to 2622 kmol/hr, and total energy consumption decreases from 133,415,348 Btu/hr to 121,584,268 Btu/hr. Additionally, the reboiler duty is reduced from 112,744,989 Btu/hr to 104,574,974 Btu/hr. The integration of absorption column split stream and flash unit offers a promising approach to enhance energy efficiency, reduce operational costs, and minimize environmental impact
Co-Authors Johnson, Nnadikwe Nnadikwe Johnson Onuabuchi Azunna Onuoha fidelis wopara Onyewudiala Ibeawuchi Julius Stephen Oyelami