Extraction of oil from jatropha seed kernels international journal. Jatropha oil extraction methods are still being researched. The invention discloses an extraction method for producing jatropha curcasl oil, which comprises the following steps of. Optimum oil yield from egyptian jatropha seeds using screw press. Since the recognition of jatropha as an alternative energy sources namely, biofuel, the methods of jatropha oil extraction has also gained due importance in the market. The extraction of oil from moringa seeds may be carried out by solvent extraction and supercritical extraction with co. Since quite cheaper to use jatropha oil in theseits mfps, commercial cultivation of jatropha and subsequent extraction of the oil for such purposes are done in the rural northern ghana to empower women in the area of job creation. Additional economical and sustainability studies should. G and the equilibrium constant values for jatropha seed oil extraction with nhexane at 60min, are given in table 4 for each temperature. Results showed the maximal yield of jatropha seed oil under the conditions tested of subcritical fluid extraction reached 40.
The extraction process was observed with regard to oil yield percent versus time to calculate the kinetic and thermodynamic parameter. The percentage oil content in jatropha seeds was determined by recording the weight of dried seeds before extraction of the oil then reweighing the seeds seed cake after oil extraction. Three litres of oil could be extracted from and soap making, conducted an evaluation in 2003 of 12 kg of jatropha seed, producing 4. Transesterification the transesterification of jatropha oil using sulphated zirconia was. Assessment of the potential of jatropha curcas, biodiesel. Variation of jatropha curcas seed oil content and fatty acid. Solvent extraction of jatropha seeds yields the maximum seed oil that is, 37% by weight of seed, or 99% of the total available oil. Alternatively, cut the flower head early and hang the heads upside down until the seeds are dry.
Cn101555437a extraction method for producing jatropha. It describes climate and soil requirements to guide site selection, followed by information on best crop establishment and management practices. The oil press method is used to extract the oil using simple mechanical devices. Furthermore, the hard and uneven surface of the jatropha seed interferes with the signal obtained from nir unless the seeds are ground, thus making them. Although in this study the yield obtained was low moringa seeds are a good source for oil rich in oleic acid that could be transformed in biofuel. In this study, extraction of jatropha oil from seeds was optimized using organic solvent based on the amount of the extracted oil. The catalyst was prepared heterogeneously by a method called ameliorated method below. Chapter 3 jatropha cultivation this chapter brings together available information on the factors required for successful cultivation of jatropha for oil production. Variation of jatropha curcas seed oil content and fatty.
Optimization of biodiesel production from jatropha seed oil. Another extraction method used was soxhlet extraction as to compare the oil obtained using solvent free extraction with oil extract using conventional method. The cost of the extraction stage is based on the capacity of the extraction plant, which, in turn, is based on the seed. The jatropha curcasl oil is mainly used for producing biodiesel, the main ingredient of. Cut the head off the plant about four inches below the flower head and remove the seeds with fingers or a fork. Jatropha seed oil extraction therefore is very important so that you can enjoy all the benefits that come with it. In esterification process, the ffa was successfully lowered to 0. Current extraction solvent used for jatropha oil extraction in industry is nhexane which is listed as hazardous. Jatropha oil extraction supplied by oil mill plant. Two different periods were used for various analyses and each analysis was duplicated. However, the oil content of jatropha curcas seeds oil in the present analysis was. Subcritical fluid extraction is an efficient method for the plant oil extraction.
Mar 11, 2016 jatropha curcas is one of the best oilseed plants and identified as the most suitable oil seed bearing plant due to its various favorable attributes. Jatropha oil can be converted to biodiesel by using transesterification process, or as oil directly in diesel engines or burners 2, 16. To enhance and improve the viscosity of jatropha oil, this study assesses the feasibility of the. The oil extracted from the seeds is nonedible and is used in making soaps, cosmetics, colors, candles and wool. The oil extracted from the seeds of jatropha is known as biodiesel.
The first thing that you need to do in the jatropha seed oil extraction is to collect all the mature seeds. In this study, extraction of jatropha oil from seeds was optimized using organic solvents. Although in this study the yield obtained was low moringa seeds are a good source for oil rich in oleic acid that could be transformed in bio. Characteristic and composition of jatropha curcas oil seed.
The concept of using vegetable oil for fuel has been around, as long as the diesel engine. Oil from the seeds can be used as alternative fuel and for making biodiesel which is supposed to overcome energy crisis problems. Extraction of oil from jatropha seedsoptimization and kinetics. Influence of jatropha fruit maturity on seed oil yield. Extraction which is solvent free extraction technique in extraction of oil from jatropha curcas seed. Trere are a lot of ways to extract oil from jatropha oil seeds, however in the jatropha oil seed processing process, various jatropha oil extraction machines generally speaking, there are five jatropha oil extraction methods people usually use. Jatropha seeds contain large quantities of oil that can be processed into a variety of products such as biofuels, animal feed, cosmetics and organic fertiliser. Jatropha biodiesel,biodiesel production technology,energy. Development of jatropha oil extraction from biodiesel feedstocks using accelerated solvent extraction peter bodsky 1, linda lopez, aaron kettle1, prapisala thepsithar 2, yi zhang, zhenpeng zhang 2, and rong yan 1thermo fisher scientific, sunnyvale, ca. Jatropha plantation,jatropha seeds oil supplier,india.
Climate jatropha grows in tropical and sub tropical regions, with cultivation limits at 30. To be able to know that the seeds are mature, their blooms simply fall off. Development of jatropha oil extraction from biodiesel feedstocks using accelerated solvent extraction peter bodsky, 1 linda lopez, aaron kettle, 1 prapisala thepsithar, 2 yi zhang, 2 zhenpeng zhang, and rong yan 1thermo fisher scientific, sunnyvale, ca. The usual method of assessment hydroperoxides primary oxidation products is by determination of peroxide value gunstone, 2004. During oil expelling, about 6570% of the seed kernel is obtained as deoiled cake. They are ground using an industrial grade blender fig. Process simulation and evaluation of alternative solvents for jatropha curcas l.
Jatropha curcas is a species of flowering plant in the spurge family, euphorbiaceae, that is native to the american tropics, most likely mexico and central america. Some volatile oils cannot be distilled without decomposition and thus are usually. The oil extraction is the most important step in biodiesel production and it varies depending on the part that contains oil, either the kernel or the seed. In this study, extraction of jatropha oil from seeds was. Maturity of jatropha fruits has influence on oil yield, chemical composition and physicochemical properties of derived biodiesel. To optimize oil extraction from jatropha seeds and to produce a quality of oil that will maximize profits e. K1 for jatropha seed oil extraction with n hexane fig. Oil content and fatty acids composition during seeds. Crude jatropha oil extraction the oil content dry basis of the seeds was determined by soxhlet extraction method. To study the oil contents and fatty acid composition among the samples of jatropha curcas l.
The jatropha oil extraction was carried out by soxhlet extraction method as reported by farag et al. Solvent extraction and in situ transesterification in a single step. After the extraction process, the hexane was removed using a rotary evaporator, and the amount of extracted oil was measured. As jatropha oil cake contains nitrogen, phosphorus and potassium, it can be used as organic manure. Development of jatropha oil extraction from biodiesel feedstocks using accelerated solvent extraction peter bodsky 1, linda lopez, aaron kettle1, prapisala thepsithar 2, yi zhang, zhenpeng zhang 2, and rong yan. When jatropha seeds are crushed, the resulting oil can be processed to produce a highquality biodiesel that can be used in a standard diesel engine. Extraction of oil from jatropha curcas seeds by subcritical. Oil from the seeds can be used as alternative fuel and for making biodiesel which aims to overcome energy crisis problems. The present study deals with oil extraction by various methods and its physico chemical analysis. Aqueous enzymatic oil extraction aeoe from seed kernels j. On the other hand, jatropha oil was used as feed stock for biodiesel production by alkali catalyzed methanolysis.
Czern expeller, which is a machine to extract oil from oil seed. Diy brick rocket stove cooking without power duration. Oil content and fatty acids composition during seeds storage. Oil from the seeds can be used as alternative fuel and for making biodiesel which aims to. Jatropha curcas is a wonder plant with a variety of applications and enormous economic potentials. All three methods are subject to the same theoretical considerations which deal with distillation of twophase systems. Various methods for recovering extracting this oil. With potential oil content of over 42%, jatropha is indeed a good source of biodiesel. Since jatropha oil is the primary ingredient required in the production of biofuels, the development of oil extraction methods and the optimization of existing methods of extracting the oil have become significant. In this study, the biodiesel oil was produced by jatropha curcas oil jco through two stages process. Economics jatropha agricultural technical support,farming. The old extraction methods for extracting oil from seeds use manual and simple implements. The procedure was repeated three times for each sample then calculated the average value.
Jatropha curcas is one of the best oilseed plants and identified as the most suitable oil seedbearing plant due to its various favorable attributes. Abstract in this study, a method for the extraction of oil from jatropha curcas seeds using subcritical fluid extraction was developed. Optimum oil yield from egyptian jatropha seeds using screw. It can be cultivate in stony, gradient sandy oil and in the land of tiny deepness. In this work, optimization of jatropha seed oil extraction has been. Secondary methods for measurement of oil content in jatropha seeds include near infrared nir spectroscopy. Jatropha cultivation information guide agri farming. Depending on the quality of soil and rainfall measures, oil can be extracted from jatropha nuts inside five years. The oil content in jatropha seed was found to be 23. Optimization of biodiesel production from jatropha seed. Characterization of jatropha oil for the preparation of biodiesel. Glycerol is a byproduct of transesterification process. Jatropha is an extremely hardy and frugal plant species native to tropical and subtropical areas where it grows on wasteland. Preparation of catalyst the sulphated zirconia catalyst was prepared heterogeneously by a method called ameliorated method as reported by hara and miyayama 9.
This work was performed to extract oil from jatropha seeds and to study the optimum conditions of extraction. Based on the comparison between different extraction methods, the oil extracted by subcritical fluid extraction had a good appearance and a high. The present study deals with oil extraction by various methods and its physicochemical analysis. The jatropha oil extraction was carried out by soxhlet extraction method, as stated by akpan 8. It is originally native to the tropical areas of the americas from mexico to argentina, and has been spread throughout the world in tropical and subtropical regions around the world, becoming naturalized or invasive in many areas. Extraction of oil from jatropha seeds using a twinscrew extruder core. The output of the raw oil from the extraction unit is a key determining factor for deciding the capacity of the transesterification unit. This procedure was repeated three times for each sample then calculated the average. Oil yield was determined using soxhlet extraction while biodiesel was prepared through the process of transesterification. Live simple, live free tinyhouse prepper recommended for you. Biodiesel production from jatropha oil and its characterization.
Jatropha is a wild crop in large areas of india and thrives even in infertile soil. Extraction and characterization of oil from moringa oleifera. Apart from all these steps, the preequisite for oil extraction is the seed preparation 28. Pdf cosmetic potentials of physic nut jatropha curcas. The iodine values of jatropha oil seed of suggest their use in production of alkyd resin, shoe polish, varnishes etc. The amount of oil in the jatropha seed was measured by a soxhlet extractor with hexane as solvent according to iso 6591988. Soxhlet extraction methods were used to determine the oil content of j.
The goal of such researches is to discover methods to extract a greater percentage of jatropha oil from the seeds than the current procedures allow. Development of jatropha oil extraction from biodiesel. The following illustration describes the oil extraction process from jatropha seeds. However, nir relies on reference values given by solvent extraction techniques. Sunflower oil production has the following manufacturing processes. Jatropha oil extraction techniques 4kw screw press. Pdf in this work, optimization of jatropha seed oil extraction has been carried out using solvent extraction method accomplished in a soxhlet. Jatropha curcas is a tropical plant widely distributed in arid areas. It aims to overcome energy crisis problem and also to reduce environmental changes. Various methods for recovering of oil from the seeds, including extraction with organic solvents and water, have been investigated. Characterization of jatropha oil for the preparation of. The oil cake is used in making plastics and synthetic. Process to produce biodiesel using jatropha curcas oil jco.
Raw oil extraction can be improved using better extraction techniques which can enhance the economics of biodiesel production. Abstract the technology of the extraction process of jatropha oil from its seeds using a solvent extraction technique was studied. The test results are very consistent with the results obtained from the european norm. Extraction and characterization of oils from three mexican. Measurement of oil content in jatropha curcas seeds oi. Scholars research library extraction, physicochemical. The seed was sundried to remove moisture content and grinded to powdered form. To protect the sunflower seeds from birds, you can cover the flowers with a light fabric such as cheesecloth and a rubber band. The amount of raw oil content in the seed again depends on the quality of the seed. Sunflower oil extraction process, methods a full guide. Extraction and characterization of oil from moringa. After extraction of oil from seed the detoxification of the seed. Jatropha oil can be extracted from the seeds in three ways. The fact that jatropha oil cannot be used for nutritional purposes without detoxification, makes its use as an energy source for fuel production very attractive.
Compared to hexane extraction 98% the oil extraction. Extraction of oil from jatropha seedsoptimization and. Fatty acid profile was determined according to test method en 14103 using agilent technologies gc system 7890. In table 1, oil yields from the three jatropha species are presented and compared to the well studied j. Enzymesupported oil extraction from jatropha curcas seeds. Jatropha is a deciduous large shrub or small tree that can reach up to 5 meters in height with smooth gray bark. Thus oilseed processing or pretreatment provides an avenue for manipulating key parameters and conditions for enhanced oil yield and quality. The effects of parameters on the oil extraction namely type of organic solvents and different techniques were also investigated to optimize the processing. It also grows in lower altitudes of 0500 metres above sea level see figure 6. Jatropha oil extraction methods of jatropha oil extraction. Below are the most common methods for oil extraction from jatropha seeds. The differences lie mainly in the methods of handling the material.