In this study, the methanolysis process of sunflower oil was investigated to get high methyl esters (biodiesel) content using sodium methoxide. To reach to the best process conditions, central composite design (CCD) through response surface methodology (RSM) was employed. The optimal conditions predicted were the reaction time of 60 min, an excess stoichiometric amount of alcohol to oil ratio ...
This lab discusses the transesterification of vegetable oils and animal fats as a reversible chemical reaction, the role of a catalyst in transesterification, the use of ethanol in biodiesel ...
Get PriceTransesterification of vegetable oil to biodiesel using heterogeneous base catalyst Article in Catalysis Today 93–95:315-320 · September 2004 with 388 Reads How we measure 'reads'
Get PriceThis paper focuses on the optimization of transesterification of sunflower oil with ethanol using eggshells as heterogeneous catalyst. 1.1 Objectives of the research 1.1.1 General objective ...
Get PriceAdvantages and limitations of using homogeneous, heterogeneous and enzymatic transesterification on oil with high FFA (mostly waste cooking oil) are discussed in detail. It was found that using heterogeneous acid catalyst and enzyme are the best option to produce biodiesel from oil with high FFA as compared to the current commercial homogeneous base-catalyzed process. However, these ...
Get PriceFrontmatter; In Honour of Professor Serge Kaliaguine; Adsorptive Removal of Nitrogen and Sulfur Containing Compounds by SBA15 Supported Nickel (II) and Tungsten Phosphides and the
Get PriceUltrasound‐assisted transesterification of refined palm oil (RPO) and crude palm oil (CPO) to produce biodiesel using a palm oil mill fly ash supported calcium oxide (CaO) catalyst is studied in this work.
Get PriceIn this work, the experimental conditions for the transesterification reaction of sunflower oil, over commercial calcium oxide (CaO) as heterogeneous catalysts, have been optimized employing a multi-factorial design based on the response surface methodology (RSM).
Get PriceIn this study, the methanolysis process of sunflower oil was investigated to get high methyl esters (biodiesel) content using sodium methoxide. To reach to the best process conditions, central composite design (CCD) through response surface methodology ...
Get Priceeconomic advantages. This paper focuses on the optimization of transesterification of sunflower oil with ethanol using eggshells as heterogeneous catalyst. 1.1 Objectives of the research 1.1.1 General objective Investigation of biodiesel production using transesterification reaction with eggshells as heterogeneous catalyst
Get PriceBiodiesel production has increased greatly in recent years, because of the less-detrimental effects of this fuel on the environment, compared to a conventional diesel obtained from petroleum. This work investigates the possibility of using MgO and calcined hydrotalcites as catalysts for the transesterification of soybean oil with methanol. The achieved experimental data show a correlation
Get PriceIn this work, the experimental conditions for the transesterification reaction of sunflower oil, over commercial calcium oxide (CaO) as heterogeneous catalysts, have been optimized employing a multi-factorial design based on the response surface methodology (RSM).
Get PriceIn the present work, the transesterification reaction of soybean frying oil with methanol, in the presence of different heterogeneous catalysts (Mg MCM-41, Mg-Al Hydrotalcite, and K + impregnated zirconia), using low frequency ultrasonication (24 KHz) and mechanical stirring (600 rpm) for the production of biodiesel fuel was studied. Selection of catalysts was based on a combination of
Get Price2015-02-05· Therefore, it can be concluded that eggshells is an effective catalyst for the production of biodiesel from sunflower oil via heterogeneous transesterification. The fatty acid ethyl ester amount
Get PricePDF On Jan 22, 2025, M. Khelafi and others published Transesterification of Sunflower Oil Using Heterogeneous Catalyst Derived From Date Seeds of South Algeria. Find, read and cite all the
Get Price2025-04-01· Catalytic biodiesel production from sunflower oil and ethanol using K 2 CO 3 /γ-Al 2 O 3 in different configurations has been studied. To prepare the catalysts, boehmite was extruded with the aid of a binder and different percentages of K 2 CO 3 active phase (15–45%) impregnated on the supports for comparative purposes. The transesterification reactions were carried out during 4 h using 5
Get PricePRODUCTION OF BIODIESEL THROUGH TRANSESTERIFICATION OF SUNFLOWER OIL USING SiO2/50%H2SO4 SOLID ACIDIC CATALYST TAN INN SHI A thesis submitted in fulfillment of the requirements for the award of the degree of Bachelor of Chemical Engineering Faculty of Chemical & Natural Resources Engineering Universiti Malaysia Pahang APRIL 2010
Get Price2025-11-12· Hence, 12:1 M ratio of methanol to oil was taken as the optimum condition for the transesterification of sunflower oil to biodiesel in the present study. The biodiesel synthesis using the heterogeneous catalysts investigated by Uprety et al. [ 8 ], Vadery et al. [ 22 ], Sharma et al. [ 24 ] and Wang et al. [ 40 ] also reported 12:1 as the optimum molar ratio of methanol to oil.
Get PriceThe process for the production of biodiesel can be intensified significantly by employing heterogeneous catalysts that can tolerate free fatty acid in the feedstock. The synthesis of biodiesel was experimentally investigated in a fixed bed reactor using refined sunflower oil (triglyceride) and raw Jatropha o
Get PriceExperimental parameters influencing the transesterification of rubber seed oil (RSO) to biodiesel using alumina (Al2O3) impregnated on calcined eggshells (Al2O3/calcined eggshells) were studied in the present work. Parameters were optimized using response surface methodology (RSM) and artificial neural network (ANN). A conversion of 98.9% was observed for RSO at optimum conditions of 12:1
Get Price2015-02-05· Title: Optimization of transesterification of sunflower oil with ethanol using eggshell as heterogeneous ca, Author: Alexander Decker, Name: Optimization of transesterification of sunflower oil
Get PriceThe transesterification of sunflower oil with methanol, using immobilized lipase enzymes as catalysts, was studied. The process was carried out in a semi-continuous mode. Temperature (30–50 °C), methanol flow (0.024–0.04 ml/min), kind of enzyme (Lipozyme 62350, Lipozyme TL-IM, Novozym 435 and Pseudomonas cepacia Sol–Gel-AK) and enzyme concentrations (1.25–10% by weight) were the
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Get Price2015-02-05· This paper focuses on the optimization of transesterification of sunflower oil with ethanol using eggshells as heterogeneous catalyst. 1.1 Objectives of the research 1.1.1 General objective
Get Price2012-04-19· 2.2.1. Transesterification . The acid value of sunflower oil was measured [].Due to the negligible amount of free fatty acids (less than 0.5%), there was no need to perform the pretreatment before transesterification reaction [1, 7, 9].According to the experimental design, 500 g of sunflower oil weighed, preheated nearly to the set temperature of 60°C.
Get PriceRequest PDF Kinetics of Transesterification of Safflower Oil to Obtain Biodiesel Using Heterogeneous Catalysis The kinetics of the transesterification of safflower oil
Get Price2006-03-23· Biodiesel production has increased greatly in recent years, because of the less-detrimental effects of this fuel on the environment, compared to a conventional diesel obtained from petroleum. This work investigates the possibility of using MgO and calcined hydrotalcites as catalysts for the transesterification of soybean oil with methanol. The achieved experimental data show a correlation
Get PriceThe process for the production of biodiesel can be intensified significantly by employing heterogeneous catalysts that can tolerate free fatty acid in the feedstock. The synthesis of biodiesel was experimentally investigated in a fixed bed reactor using refined sunflower oil (triglyceride) and raw Jatropha o
Get PriceAlkali metals and their hydroxides, Na, NaOH, Li, and LiOH, were encapsulated onto SBA-15 nanoporous material as highly active catalysts for the production of biodiesel fuel from sunflower oil. The incipient wetness impregnation method was adopted for the prepared catalysts. The characterization properties of the catalysts and unmodified SBA-15 were determined using X-ray diffraction, scanning
Get PriceOptimization by response surface methodology of the reaction conditions in 1,3-selective transesterification of sunflower oil, by using CaO as heterogeneous catalyst
Get PriceRequest PDF Kinetics of Transesterification of Safflower Oil to Obtain Biodiesel Using Heterogeneous Catalysis The kinetics of the transesterification of safflower oil
Get Pricesunflower oil through transesterification process using alkaline catalyst. In this work, the quality of biodiesel from both solid and used edible palm oil has been also analyzed and compared. Materials and Methods Materials Pure Sunflower cooking oil (PSCO) was pur
Get PriceThe acid value of sunflower oil was measured . Due to the negligible amount of free fatty acids (less than 0.5%), there was no need to perform the pretreatment before transesterification reaction [1, 7, 9]. According to the experimental design, 500 g of sunflower oil weighed, preheated nearly to the set temperature of 60°C. Then, the catalysts
Get PriceTY JOUR. T1 Transesterification of vegetable oil to biodiesel using heterogeneous base catalyst. AU Kim, Hak Joo. AU Kang, Bo Seung. AU Kim, Min Ju
Get PriceTransesterification of Sunflower Oil Using Heterogeneous Catalyst Derived From Date Seeds of South Algeria. M. Khelafi1,2*, S .Kalloum4, A. Boulal1, N. Mansir3, Y. Bakache1, Y.H. Taufiq-Yap3
Get Pricetransesterification of soybean oil using a 12:01 methanol to oil ratio, a reaction time of 3 hours, 8% of CaO per oil mass and they obtained 96% yield with the calcined shells. Piker et al.[15]conducted the same reaction with a fresh soybean oil and yielded 97 % of FAMEs at amolar ratio of 1:6 and 5.8% of CaO catalyst.Viola et al.[17]conducted
Get Price2010-09-08· In the present work, a new heterogeneous catalyst for oil transesterification with methanol has been developed. The catalyst is based on the introduction of sodium in calcined hydrotalcite. Two different raw materials have been used to determine the usefulness of this new catalyst: sunflower oil and used frying oil from a university restaurant.
Get Pricethe presence of snail shell as a heterogeneous base catalyst. They determined the activation energy of 79 kJ.mol-1 min and the frequency factor of 2.98×1010-1 (Birla et al., 2012). Recently, Pukale et al. (2015) investigated the effect of ultrasound on kinetics of transesterification of waste cooking oil using heterogeneous solid catalyst
Get PriceAlkali metals and their hydroxides, Na, NaOH, Li, and LiOH, were encapsulated onto SBA-15 nanoporous material as highly active catalysts for the production of biodiesel fuel from sunflower oil. The incipient wetness impregnation method was adopted for the prepared catalysts. The characterization properties of the catalysts and unmodified SBA-15 were determined using X-ray diffraction, scanning
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