ultrasound pretreatment as an alternative to improve peanut oils extraction - scielo

  • Combination of ultrasound-assisted aqueous enzymatic

    Date seed oil is a good source of natural antioxidants due to the presence of phenols, tocopherols, and sterols. The present research is the first study on the extraction of date seed oil by combining the ultrasound-assisted aqueous enzymatic extraction method and the cooking pretreatment. In this study, the effects of two independent variables namely the sample to solvent

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  • Ultrasound pretreatment impact on Prangos ferulacea Lindl

    Ultrasound pretreatment as an alternative to improve essential oils extraction literature on essential oil extraction using ultrasonic pretreatment,

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  • Ultrasound pretreatment as an alternative to improve

    Ultrasound pretreatment as an alternative to improve essential oils extraction. Cincia ural, v.47, n., 207. 3 Conventional extraction methods Conventional methods employed to essential oil extraction show many limitations, such as a great consumption of reagents, high-energy costs and mainly high temperature conditions for a long

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  • (PDF) Groundnut (Peanut) Oil Lisa Dean Academia.edu

    Groundnut (Peanut) Oil. Composition, Properties and Uses, 2011. Lisa Dean. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 37 Full PDFs related to this paper. READ PAPER. Groundnut (Peanut) Oil. Download. Groundnut (Peanut) Oil.

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  • Effects of pretreatments on physicochemical and structural

    The present research was to investigate the influences of pretreatments on the structural and physicochemical properties of proteins isolated from canola seeds (CSP) after oil extraction by supercritical CO 2 fluid. The results showed that the CSPs pretreated with microwave treatment (MV-CSP) and ultrasound treatment (UL-CSP) significantly differed in terms of molecular weight

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  • The effect of ultrasound pretreatment on some selected

    Aug 10, 2018· In the present study, the effects of ultrasound pretreatment parameters including irradiation time and power on the quantity of the extracted phenolic compounds quantity as well as on some selected physicochemical properties of the extracted oils including oil extraction efficiency, acidity and peroxide values, color, and refractive index of the extracted oil of black cumin seeds with the use

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  • Aqueous enzyme-ultrasonic pretreatment for efficient

    Kinetics of the yield of essential oil and percentages of the major components of essential oil with different ultrasonic frequencies (a), ultrasonic powers (b), and ultrasonic times (c). Ultrasonic power is another crucial factor in the ultrasound-assisted extraction process, and Fig. 2 b shows the influence of ultrasonic power (80, 120, 160

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  • Extraction of seed oils with liquid and supercritical

    The Potential for Ultrasound and Supercritical Fluid Extraction for Value-Added Processing of Canola. 2012,,, 145-170. Peanut oil extraction using compressed CO2. Comparison of alternative solvents for oils extraction. Journal of the American Oil Chemists' Society 1983, 60

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  • Degradation of Edible Oil during Food Processing by

    During ultrasound processing of lipid-containing food, some off-flavors can be detected, which can incite depreciation by consumers. The impacts of ultrasound treatment on sunflower oil using two different ultrasound horns (titanium and pyrex) were evaluated. An electron paramagnetic resonance study was performed to identify and quantify the formed radicals, along with the assessment of

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  • Extraction And Characterization Of Vegetable Oil Using

    USA, sunflower oil, etc.) may increase the likelihood that postmenopausal women will develop breast cancer. A similar effect was observed on prostate cancer in mice. Plant based oils high in monounsaturated fatty acids, such as olive oil, peanut oil, and canola oil are relatively low in omega-6 PUFAs and can be used in place of high

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  • Green and Efficient Extraction of Resveratrol from Peanut

    Deep eutectic solvents (DESs), a new group of ecofriendly solvent combined with the ultrasonic-assisted extraction (UAE) technique, were first successfully used for extraction of resveratrol from peanut roots. Resveratrol in the extract was analyzed and quantified using a HPLC-UV method. A series of DESs consisting of choline chloride (ChCl) and 1,4-butanediol, citric acid, and ethylene glycol

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  • Journal of Physics: Conference Series, Volume 1295, 2019

    The longer the time and the higher the temperature of the ultrasonic pretreatment leaded to an increase in the rate of biogas production. The kinetic model of Richards modification equation gave the result of R2 0.999-0.985 value better than Gompertz modification equation model which is

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  • Ultrasound-assisted synthesis of biodiesel from peanut oil

    Biodiesel is a non-toxic and renewable fuel produced by a transesterification reaction between alcohol and vegetable oil. The objective of this paper is to optimize the ultrasound-assisted producti...

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  • Optimization Methods for the Extraction of Vegetable Oils

    Many plants contain extractible oils that have for centuries been used either as food or in cosmetic formulations [].Recently some of these plant bearing oils have caught the attention of researchers as a source of renewable energy especially in bio-diesel fuel production [2,3].Oil content of oleaginous seeds, nut, kernel, or fruit pulps varies between 3% and 70% of the total weight and has

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  • The Study of Ultrasound‐Assisted Enzymatic Extraction

    This new extraction technique makes it possible to increase the extraction yield, total phenolic content, and yellowness of extracted peanut oil. The results illustrated that ultrasound‐assisted enzymatic extraction using n‐hexane solvent method was a far more efficient extracting technique than the individual shaking incubation extraction

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  • Ultrasound pretreatment as an alternative to improve

    Aiming to improve the essential oil quality and verify different extraction methods, some studies evaluated the time of ultrasonic pretreatment prior to hydrodistillation. According to these investigations ( Table 1 ), an increase in the yield was obtained and the effects on the chemical composition were dependent on the evaluated conditions.

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  • Ultrasound pretreatment impact on Prangos ferulacea Lindl

    Ultrasound pretreatment as an alternative to improve essential oils extraction literature on essential oil extraction using ultrasonic pretreatment, low frequencies ranged from 20 to 50kWz and

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  • Effect of ultrasound pretreatment on wood prior to vacuum

    The ultrasonic pretreatment involves the immersion of the material in water or in a hypertonic aqueous solution or in other solutions to which ultrasound is applied (Fernandes et al. 2008). Ultrasonic waves can cause rapid series of alternative compressions and expansions, in a similar way to a sponge when it is squeezed and released repeatedly.

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  • Ultrasonic Treatment Increases Extraction Rate of Common

    As an alternative, ultrasound-assisted extraction (UAE) has been proposed as a replacement for such conventional extraction systems, since UAE can reduce extraction time, energy expenditure, solvent use, and instrument size, as well as allow room temperature extraction and offer ease of use [10,11]. In order to further expand the application of

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  • Application of ultrasound in combination with other

    Al Juhaimi et al. found that ultrasounds as pretreatment before Soxhlet of peanut oil has been observed with 51.50% extraction yield in 10 min along with slight changes in fatty acid composition i.e. reduction of oleic acid content from 57.10% to 56.69% after 30 min. Futhermore, the combined study of ultrasound and Soxhlet method has been

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  • Application of ultrasound in combination with other

    Al Juhaimi et al. found that ultrasounds as pretreatment before Soxhlet of peanut oil has been observed with 51.50% extraction yield in 10 min along with slight changes in fatty acid composition i.e. reduction of oleic acid content from 57.10% to 56.69% after 30 min. Futhermore, the combined study of ultrasound and Soxhlet method has been

    Get Price
  • (PDF) Novel oil extraction technologies: Process

    Conventional techniques of extracting oil using organic solvents pose health, safety, and environmental concerns. In modern extraction methods, green solvents such as water, ethanol, ethyl acetate, carbon dioxide, ionic liquids, and terpenes are

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  • Production and Characterization of Biofuel from Non-Edible

    1.2. Biodiesel. Biodiesel is defined as the mono-alkyl esters of fatty acids derived from a renewable lipid feedstock such as vegetable oils or animal fats [2, 16, 36-37].In simple terms, biodiesel is the product obtained when a vegetable oil or animal fat is chemically reacted with an

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  • A Comprehensive Review on Oil Extraction and Biodiesel

    The novel oil extraction technologies are also highlighted to achieve the maximum oil extraction yield as its lower value is the main problem at the moment. The existing state-of-the-art extraction technologies include mechanical extraction, solvent extraction, supercritical technology, microwave, and ultrasound-assisted oil extraction.

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  • Recent updates on different methods of pretreatment

    Jan 18, 2017· The pretreatment of lignocellulosic feedstocks is an essential step and is required to alter the structure of biomass residues and expose the lignocellulosic fractions for easy access to enzymes during enzymatic hydrolysis and enhance the rate and yield of reducing sugars (Alvira et al. 2010).Basically, the pretreatment processes are classified into two major regimes viz. non-biological

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  • Biodiesel Feedstock and Production Technologies: Successes

    This method is used by smaller production firms for processing less than 100,000 kg/day. Usually, an engine driven screw press or a manual ram press is used to extract 68–80% or 60–65% of the available oil respectively. Pretreatment such as dehulling and cooking increase oil yields to 89% and 91% after single and dual pass respectively [48

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  • Abu Yagoub Academia.edu

    The ultrasonic extraction of oils is a typical physical processing technology. The extraction process was monitored from the standpoint of the oil quality and efficiency of oil extraction. In this study, the ultrasonic cavitation fields were measured by polyvinylidene fluoride (PVDF) sensor.

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  • Recent updates on different methods of pretreatment

    Jan 18, 2017· The pretreatment of lignocellulosic feedstocks is an essential step and is required to alter the structure of biomass residues and expose the lignocellulosic fractions for easy access to enzymes during enzymatic hydrolysis and enhance the rate and yield of reducing sugars (Alvira et al. 2010).Basically, the pretreatment processes are classified into two major regimes viz. non-biological

    Get Price
  • Alternative pretreatments of rice and SciELO Colombia

    Ultrasound is one of the most commonly applied physical pretreatment. It can be defined as a high frequency wave that cannot be heard by the human beings. Waves of pressure are transmitted through the intervening midway and its main advantage is that the necessary energy is directly related to the physical effects of the acoustic cavitation.

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  • The major steps required to synthesize biodiesel Edible

    Feedstock pretreatment. Common feedstock used in biodiesel production include yellow grease (recycled vegetable oil), "virgin" vegetable oil, and tallow. Recycled oil is processed to remove impurities from cooking, storage, and handling, such as dirt, charred food, and water. Virgin oils are refined, but not to a food-grade level.

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  • A review of sustainable and intensified techniques

    Since the early 1980s, the use of SFE-CO 2 in the field of extraction of fats and oils from various plant or animal sources has been studied extensively. 32 For example, Salgin et al. employed the SFE process for the extraction of jojoba oil and determined the extraction efficiency as a function of process parameters such as pressure

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  • USING A MEDIATOR SYSTEM TO INCREASE THE SciELO

    Ultrasound is a simpler and faster pretreatment method (Filson & Dawson-Andoh, 2009; Sun & Tomkinson, 2002), as compared to the conventional fractionation techniques (Sun et al., 2004). Cavitation by ultrasound generates high temperature, pressure and extreme shear forces (Velmurugan & Muthukumar, 2012), which improve the lignocellulosic

    Get Price
  • Green and Efficient Extraction of Resveratrol from Peanut

    Deep eutectic solvents (DESs), a new group of ecofriendly solvent combined with the ultrasonic-assisted extraction (UAE) technique, were first successfully used for extraction of resveratrol from peanut roots. Resveratrol in the extract was analyzed and quantified using a HPLC-UV method. A series of DESs consisting of choline chloride (ChCl) and 1,4-butanediol, citric acid, and ethylene glycol

    Get Price
  • Frontiers Bioactive Phenolic Compounds From Agri-Food

    Ultrasound pretreatment has been reported as an expedient method to significantly improve punicalagin extraction yield from pomegranate peels using a cellulase-based magnetic nanobiocatalyst. This involved suspension of the solid material in 50 mM phosphate buffer (pH 6) (67 g/L solid to liquid ratio) and 37 kHz ultrasound exposure at 50°C for

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  • Ultrasound-assisted synthesis of biodiesel from peanut oil

    Biodiesel is a non-toxic and renewable fuel produced by a transesterification reaction between alcohol and vegetable oil. The objective of this paper is to optimize the ultrasound-assisted producti...

    Get Price
  • Enzymatic Aqueous Extraction (EAE) Springer for Research

    Liu S, Jiang L, Li Y (2011) Research of aqueous enzymatic extraction of watermelon seed oil of ultrasonic pretreatment assisted. Proced Eng 15:4949–4955 Google Scholar 94.

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  • Novel seeds pretreatment techniques: effect on oil quality

    Jan 25, 2021· Seed oil quality is a function of several attributes which include its bioactive compounds, physicochemical and functional properties. These quality attributes are important in seed oil processing as they determine the oil palatability, nutritional and market value. Besides the health, environmental and economic issues related to seed oil extraction using organic solvents such as hexane, other

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  • Synergism of microwaves and ultrasound for advanced

    of alternative energy sources, and new process control tech-niques. For example, in the context of biodiesel production, process intensification efforts refer to the increasing mass and heat transfer rates among the reaction products whether in extraction and/or transesterification and/or separation and/or purification stages. 2.1.

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  • A Comprehensive Review on Oil Extraction and Biodiesel

    The novel oil extraction technologies are also highlighted to achieve the maximum oil extraction yield as its lower value is the main problem at the moment. The existing state-of-the-art extraction technologies include mechanical extraction, solvent extraction, supercritical technology, microwave, and ultrasound-assisted oil extraction.

    Get Price
  • USING A MEDIATOR SYSTEM TO INCREASE THE SciELO

    Ultrasound is a simpler and faster pretreatment method (Filson & Dawson-Andoh, 2009; Sun & Tomkinson, 2002), as compared to the conventional fractionation techniques (Sun et al., 2004). Cavitation by ultrasound generates high temperature, pressure and extreme shear forces (Velmurugan & Muthukumar, 2012), which improve the lignocellulosic

    Get Price
  • Enzymatic Aqueous Extraction (EAE) Springer for Research

    Liu S, Jiang L, Li Y (2011) Research of aqueous enzymatic extraction of watermelon seed oil of ultrasonic pretreatment assisted. Proced Eng 15:4949–4955 Google Scholar 94.

    Get Price
  • Extraction of seed oils with liquid and supercritical

    The Potential for Ultrasound and Supercritical Fluid Extraction for Value-Added Processing of Canola. 2012,,, 145-170. Peanut oil extraction using compressed CO2. Comparison of alternative solvents for oils extraction. Journal of the American Oil Chemists' Society 1983, 60

    Get Price
  • Ultrasonic assisted oil extraction and biodiesel synthesis

    Soxhlet extraction could obtain maximum SCG oil yield of 12.5% within 3 h whereas the highest SCG oil yield (14.52%) using ultrasonic extraction was obtained at hexane to SCG ratio of 4 mL g −1 and at 30% ultrasonic amplitude for 30 min. The improved oil yield with shorter extraction time was due to the ultrasonic fragmentation on SCG cells

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  • Green solvents and technologies for oil extraction from

    Jan 23, 2017· Oilseeds are crucial for the nutritional security of the global population. The conventional technology used for oil extraction from oilseeds is by solvent extraction. In solvent extraction, n-hexane is used as a solvent for its attributes such as simple recovery, non-polar nature, low latent heat of vaporization (330 kJ/kg) and high selectivity to solvents.

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  • Ultrasonic Treatment Increases Extraction Rate of Common

    As an alternative, ultrasound-assisted extraction (UAE) has been proposed as a replacement for such conventional extraction systems, since UAE can reduce extraction time, energy expenditure, solvent use, and instrument size, as well as allow room temperature extraction and offer ease of use [10,11]. In order to further expand the application of

    Get Price
  • (PDF) Novel oil extraction technologies: Process

    Conventional techniques of extracting oil using organic solvents pose health, safety, and environmental concerns. In modern extraction methods, green solvents such as water, ethanol, ethyl acetate, carbon dioxide, ionic liquids, and terpenes are

    Get Price
  • Biodiesel Feedstock and Production Technologies: Successes

    This method is used by smaller production firms for processing less than 100,000 kg/day. Usually, an engine driven screw press or a manual ram press is used to extract 68–80% or 60–65% of the available oil respectively. Pretreatment such as dehulling and cooking increase oil yields to 89% and 91% after single and dual pass respectively [48

    Get Price
  • The Study of Ultrasound‐Assisted Enzymatic Extraction

    Oct 26, 2017· This new extraction technique makes it possible to increase the extraction yield, total phenolic content, and yellowness of extracted peanut oil. The results illustrated that ultrasound‐assisted enzymatic extraction using n‐hexane solvent method was a far more efficient extracting technique than the individual shaking incubation extraction

    Get Price
  • - ujs.edu.cn

    Study of ultrasonic cavitation during extraction of the peanut oil at varying frequencies. Ultrasonics sonochemistry, 2017, 37: 106-113. 60.Cunshan Zhou, Jiali Hu, Xiaojie Yu, Abu ElGasim A. Yagoub, Yanyan Zhang, Haile Ma*, Xianli Gao, Phyllis Naa Yarley Out.

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