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Petro - Theses: Recent submissions

Now showing items 1241-1260 of 1415

Catalytic applications of CuO loaded mesoporous CeO₂ and CuO loaded mesoporous CeO₂-ZrO₂ catalyst

Sureerat Jampa (Chulalongkorn University, 2018)

Copper oxide (CuO) loaded mesoporous ceria (CeO₂) and Copper oxide (CuO) loaded mesoporous ceria-zirconia (CeO₂-ZrO₂) catalysts are successfully synthesized for preferential oxidation of CO (CO-PROX) and autothermal steam ...
Novel microemulsion formation by the hydrophilic- lipophilic deviation concept using carboxylate extended surfactants for Eor application

Suchawadee Kumkhuntod (Chulalongkorn University, 2018)

The Winsor type III (middle phase) microemulsion formation is widely used for enhanced oil recovery (EOR) application. A novel carboxylate surfactant has been an attractive surfactant for the oil recovery due to high ...
Light responsive with metallo-, and hydrogen bonded benzoxazine dimer-based supramolecular structure

Sorapat Niyomsin (Chulalongkorn University, 2018)

The present work focuses on multi-responsive molecule based on supramolecular chemistry of benzoxazine dimer as a benzoxazine supramolecular crosslinker, fluorescent labelling benzoxazine conjugated with rotaxane system ...
Heat Exchanger Network Design/Retrofit with Partitioning Technique for Linearization of Specific Heat Capacity-Temperature Relation

Siwat Valeekiatkul (Chulalongkorn University, 2018)

Heat Exchanger Network (HEN) design has been studied for 40 years starting from heuristic technique; pinch analysis and design method to mathematical programming. The stage-wise superstructure by mathematical programming ...
The rmomechanical behavior and chemical sensing cationic poly(diallyldimethylammonium chloride) and anionic poly(sodium 4-styrene sulfonate) assembled into composite polyelectrolyte multilayer thin films and complex membranes

Rateeya Saikaew (Chulalongkorn University, 2018)

Polyelectrolyte composite membranes of cationic PDADMAC and anionic PSS assembled into polyelectrolyte multilayer (PEM) thin film and polyelectrolyte complex (PEC) membranes were used as matrix embedded with several additive ...
The combined material flow analysis and life cycle assessment for integrated end-of-life of mercury contaminated petroleum waste management

Putthita Chongchongprasert (Chulalongkorn University, 2018)

Now a day, the waste management generated by offshore petroleum operation (including drilling and production) located in the Gulf of Thailand seem to be a great challenge. Because of their unique characteristic in terms ...
Methane and carbon dioxide adsorption on al-based and Zr-BASED Mofs: effects of amino-functionalization

Orawee Lamoonkit (Chulalongkorn University, 2018)

For natural gas storage, adsorbed natural gas (ANG) technology has attracted great attention. There is a wide range of porous materials for ANG, but the most promising porous adsorbents for natural gas are metal organic ...
Kinetics study for fischer-tropsch synthesis over cobalt catalyst by kinetic monte-carlo simulation

Nuttawut Pugingna (Chulalongkorn University, 2018)

Kinetic Monte-Carlo simulation was utilized to study the kinetic behaviors of C₁ and C₂ formation in the Fischer-Tropsch synthesis over the cobalt surface by varying reaction conditions. Two reaction models: the carbide ...
Combined life cycle analysis and material flow analysis as a tool for end of life options of used lubricating oils

Komsan Toeipomthong (Chulalongkorn University, 2019)

Used lubricating oils are one of the most significant material flows in the economy. After being used, they are typically contaminated with, e.g., heavy metals, which could harm the environments if they are treated improperly. ...
Methane hydrate formation and dissociation : roles of promoters

Kimhak Neak (Chulalongkorn University, 2018)

Roles of promoters become necessary in methane hydrate formation for the attempt of gas storage application, but some additives might cause unwanted results in gas recovery. The effects of amino acids (l-leucine and l-valine) ...
Chance Constrained Optimization for Petrochemical Supply Chain with the Validation Technique

Kan Rungphanich (Chulalongkorn University, 2018)

Nowadays, the profit is more concern in industry due to high business competition. Therefore, reducing the cost is needed to survive competition. Stochastic optimization had been interesting method to reduce opportunity ...
Development of group-contribution models for use in surfactant selection – case studies of single and mixed surfactant applications

Woramet Chanachichalermwong (Chulalongkorn University, 2018)

Microemulsion is the surfactant/oil/water system that is applied to many applications such as enhanced oil recovery, cleaning agents, environmental remediation and drug delivery system. To select the suitable surfactant ...
Development of composite polyelectrolyte complex membrane for cationic dye and heavy metal sorption

Wanwanut Chueasupcharoen (Chulalongkorn University, 2018)

The sorption process is most useful in water treatment because it provides high sorption efficiency, low cost and rapid method. Polyelectrolyte complex (PECs) is a novel polymeric membrane prepared by mixing between ...
Designing binary low IFT surfactant system using HLD concept for oil recovery

Tukta Jamprakhon (Chulalongkorn University, 2018)

Surfactant-based microemulsion technology is widely used in tertiary enhanced oil recovery applications (EOR). The formulation of suitable surfactant system is a key success in production and economic feasibility of this ...
Detergency of mixed oily and particulate soils by single and mixed surfactant systems

Thanawan Teerasathittham (Chulalongkorn University, 2018)

This research studies the detergency performance of mixed surfactants of (anionic and nonionic surfactants) for mixed oily and particulate soils on polyester/cotton blend fabric, and compares with a commercial liquid ...
Furfurylamine-based polybenzoxazine adsorbent for CO2 capture: effect of carbonization temperature and activation methods

Thanabhumi Vongtiang (Chulalongkorn University, 2018)

Carbon sorbents are of interest for post-combustion CO₂ capture. Polymers are one of the potential precursors to develop carbon adsorbent with suitable surface functionalities. In this research, furfurylamine-based ...
Development of LCSoft as a tool for life cycle assessment of environmental impacts : incorporating additional LCIA methodologies and environmental footprint

Tanathip Rattanatum (Chulalongkorn University, 2018)

Life Cycle Assessment (LCA) is a technique to calculate, assess, and analyze environmental impacts through the entire life cycle of products. LCSoft has been continuously developed as LCA software which has ability to ...
Conversion of n-Pentane to aromatics: effect of surface modification by chemical liquid deposition and promoter over nano scale Ga/HZSM-5

Sukkatad Sintapanin (Chulalongkorn University, 2018)

This work studied the effects of chemical liquid deposition, i.e., TEOS concentration and multicycle silylation on Ga/HZSM-5 on their catalytic performance in aromatization of n-pentane. The parent nano scale HZSM-5 zeolite ...
Use of binary surfactant formulations in low ift foam and surfactant flood

Sorrawit Tantipalakul (Chulalongkorn University, 2018)

Viscous fingering and early breakthrough are the main problems observed during the water flooding. These problems could be overcome by using foam flooding by coinjection of surfactant solution and nitrogen gas as a mobility ...
Catalytic upgrading of pyrolytic oil using CeO2-ZrO2 mixed oxide catalysts

Somsak Thaicharoensutcharittham (Chulalongkorn University, 2011)

Bio-oil produced from biomass is a mixture of oxygenated compounds including acids, alcohols, ketones, esters, ethers, aldehydes, phenols, and derivatives, as well as carbohydrates, and a large proportion (20–30 wt.%) of ...

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