Food and Bioproducts Processing最新文献

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Blanching, cooking, and ethanol are effective strategies for preserving biofunctional compounds in purple-fleshed sweet potato powder
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-10 DOI: 10.1016/j.fbp.2025.01.005
Gabriel Monteiro da Silva , Rossana Maria Feitosa de Figueirêdo , Alexandre José de Melo Queiroz , Eugênia Telis de Vilela Silva , Henrique Valentim Moura , Aline Priscila de França Silva , Newton Carlos Santos , Flávia Carolina Alonso Buriti , Ana Júlia de Brito Araújo Carvalho , Marcos dos Santos Lima
{"title":"Blanching, cooking, and ethanol are effective strategies for preserving biofunctional compounds in purple-fleshed sweet potato powder","authors":"Gabriel Monteiro da Silva ,&nbsp;Rossana Maria Feitosa de Figueirêdo ,&nbsp;Alexandre José de Melo Queiroz ,&nbsp;Eugênia Telis de Vilela Silva ,&nbsp;Henrique Valentim Moura ,&nbsp;Aline Priscila de França Silva ,&nbsp;Newton Carlos Santos ,&nbsp;Flávia Carolina Alonso Buriti ,&nbsp;Ana Júlia de Brito Araújo Carvalho ,&nbsp;Marcos dos Santos Lima","doi":"10.1016/j.fbp.2025.01.005","DOIUrl":"10.1016/j.fbp.2025.01.005","url":null,"abstract":"<div><div>The present study investigated the impact of blanching (BP) and cooking (CP) pre-treatments, combined with ethanol immersion (BEP and CEP, respectively), on the retention of bioactive compounds, antioxidant activity, and stability of purple-fleshed sweet potato powder during convective drying (80°C) and accelerated storage (20, 30, and 40 °C) for 28 days. The pre-treatments significantly (p &lt; 0.05) influenced the color parameters, with ethanol-treated samples exhibiting higher a* and C* values, indicating enhanced red hue and color saturation. The CEP pre-treatment was notable for preserving and increasing total phenolic content (TPC) (875.69 mg GAE/100 g), total tannins (TT) (1049.73 mg/100 g), and anthocyanins (88.51 mg/100 g), while BP was more effective in preserving flavonoids (103.92 mg/100 g). Antioxidant capacity, measured by DPPH, ABTS, and FRAP assays, varied across pre-treatments, with CEP demonstrating the highest values in DPPH and FRAP, and blanching followed by BEP in ABTS. HPLC analysis revealed higher concentrations of procyanidin A2, kaempferol, hesperidin, petunidin 3-glucoside, and chlorogenic acid in the BEP and CEP samples. During accelerated storage, bioactive compounds degraded more rapidly at higher temperatures (40 °C), with the degradation kinetics following zero-order and first-order models. The temperature range between 20 °C and 30 °C had a more pronounced impact on the degradation rate. Activation energy (Ea) values varied among pre-treatments, with BEP requiring the least energy for TPC and TT degradation, while CP showed the lowest Ea for anthocyanins and flavonoids. Thermodynamic analysis revealed endothermic, non-spontaneous degradation reactions with high molecular organization. These findings suggest that appropriate pre-treatment strategies can enhance the production processes of functional ingredients, promoting quality, functionality, and sustainability in the food industry.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"150 ","pages":"Pages 118-130"},"PeriodicalIF":3.5,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143136385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transglutaminase modified peony seed protein isolate stabilized oil-in-water emulsions: Preparation, characterization, and application as β-carotene delivery system
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-04 DOI: 10.1016/j.fbp.2025.01.003
Shiyi An , Meng Zhang , Zhenhua Feng , Xiao Wang , Feng Liu
{"title":"Transglutaminase modified peony seed protein isolate stabilized oil-in-water emulsions: Preparation, characterization, and application as β-carotene delivery system","authors":"Shiyi An ,&nbsp;Meng Zhang ,&nbsp;Zhenhua Feng ,&nbsp;Xiao Wang ,&nbsp;Feng Liu","doi":"10.1016/j.fbp.2025.01.003","DOIUrl":"10.1016/j.fbp.2025.01.003","url":null,"abstract":"<div><div>This study demonstrated the production of stable peony seed protein isolate emulsions and evaluate the potential of its in improving β-carotene retention during storage and in vitro bioaccessibility. The emulsion formed by the peony seed protein isolate crosslinked by Transglutaminase (TPSPI) dispersion at pH 3, 7 and 9 exhibited excellent storage (35 days), ionic strength (0–400 mM), and temperature (4 or 90 °C) stabilities. Moreover, the pH7-PSPIEs protected β-carotene from chemical degradation in extreme environments. The antioxidant activity and bioaccessibility of the β-carotene was increased when incorporated into the emulsion compared to free β-carotene.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"150 ","pages":"Pages 53-62"},"PeriodicalIF":3.5,"publicationDate":"2025-01-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143136383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Techno-economic analysis of producing antioxidant peptides from whole sorghum stillage
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-04 DOI: 10.1016/j.fbp.2025.01.004
Xuanbo Liu , Yonghui Li , Yixiang Xu , Haibo Huang
{"title":"Techno-economic analysis of producing antioxidant peptides from whole sorghum stillage","authors":"Xuanbo Liu ,&nbsp;Yonghui Li ,&nbsp;Yixiang Xu ,&nbsp;Haibo Huang","doi":"10.1016/j.fbp.2025.01.004","DOIUrl":"10.1016/j.fbp.2025.01.004","url":null,"abstract":"<div><div>Grain sorghum presents a viable biomass option for ethanol production, offering a means to address the pressing issue of global warming stemming from fossil fuel usage. However, post-sorghum bioethanol production generates a substantial volume of fresh sorghum stillage as waste, which poses significant handling and disposal challenges. This stillage, rich in protein content, holds promise as a source for producing antioxidant peptides. The aim of this study was to evaluate the economic feasibility of converting whole sorghum stillage into antioxidant peptides through enzymatic hydrolysis. The process design entails enzymatic hydrolysis, followed by separation and drying processes to yield both an antioxidant peptide product and a high-fiber co-product. Three distinct scenarios were examined, and each considered different protease sources and enzymatic hydrolysis conditions: Neutrase, Alcalase, and Flavourzyme, respectively. It is assumed that the processing facility is adjacent to a sorghum bioethanol plant, generating 93.7 metric tons (MT) of fresh sorghum stillage per hour. Total capital investments (TCI) were estimated at 60.8 M USD, 60.9 M USD, and 59.4 M USD for scenarios 1, 2, and 3, respectively. The minimum selling price of antioxidant peptides (MSPP) was determined to be 1048 USD/MT, 1098 USD/MT, and 2578 USD/MT for scenarios 1 through 3, respectively. These values indicate the economic viability of the processing compared to market prices of protein and artificial antioxidant products. Furthermore, an economic sensitivity analysis was conducted to identify critical parameters influencing the economic performance of the process. It was found that implementing advancements in processing parameters and reductions in economic variables could significantly decrease the minimum selling price to 762 USD/MT. This study furnishes essential economic metrics for antioxidant peptide production from whole sorghum stillage, offering valuable insights applicable to the treatment of other grain stillage or protein-rich agricultural waste.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"150 ","pages":"Pages 171-181"},"PeriodicalIF":3.5,"publicationDate":"2025-01-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143136388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Genetic and functional characterization of a Limosilactobacillus fermentum strain with β-galactosidase activity, isolated from Chhurpi sample of Sikkim
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-03 DOI: 10.1016/j.fbp.2025.01.002
Ashutosh Kumar Singh , Tania Raheja , Puja Sarkar , Shantanu B. Sathaye , Amit Kumar Rai , Sudhir Pratap Singh
{"title":"Genetic and functional characterization of a Limosilactobacillus fermentum strain with β-galactosidase activity, isolated from Chhurpi sample of Sikkim","authors":"Ashutosh Kumar Singh ,&nbsp;Tania Raheja ,&nbsp;Puja Sarkar ,&nbsp;Shantanu B. Sathaye ,&nbsp;Amit Kumar Rai ,&nbsp;Sudhir Pratap Singh","doi":"10.1016/j.fbp.2025.01.002","DOIUrl":"10.1016/j.fbp.2025.01.002","url":null,"abstract":"<div><div>Milk sugar lactose is intolerant to a majority of the world’s population. The enzyme β-galactosidase has the potential to hydrolyze lactose into glucose and galactose. In this study, β-galactosidase enzyme-producing strain was screened from fermented food products, <em>Chhurpi</em> and curd, of the Sikkim Himalayas. A potential isolate exhibiting β-galactosidase activity was selected for comprehensive genomic and biochemical characterization. The genomic analysis determined that the selected isolate is a strain of <em>Limosilactobacillus fermentum</em>. The optimum β-galactosidase activity was recorded at a temperature of 40 °C and pH 7.0, with a specific activity of 2.46 <u>+</u> 0.70 U mg<sup>−1</sup>. The presence of metal ions like K<sup>+</sup>, Ca<sup>2+</sup>, and Fe<sup>2+</sup> favored enzymatic activity. The in-depth genomic analysis revealed the presence of two copies of β-galactosidase genes in <em>L. fermentum</em> C2C, presumably bestowing higher β-galactosidase activity as compared to other strains of <em>L. fermentum</em>. The genomic characterization established the absence of any genomic signature for antibiotic resistance, virulence, toxin, allergenicity, and pathogenicity, endorsing it to be a safe strain that can be used for the processing of milk samples. The <em>L. fermentum</em> C2C β-galactosidase was demonstrated to catalyze the hydrolysis of approximately 98 % lactose in milk in 12 h.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"150 ","pages":"Pages 107-117"},"PeriodicalIF":3.5,"publicationDate":"2025-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143105214","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improving the functional components and biological activities of navel orange juice through fermentation with an autochthonous strain Lactiplantibacillus paraplantarum M23
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.11.027
Meiling Huang , Chunling Lai , Yan Liang , Qin Xiong , Chaoyun Chen , Zhiran Ju , Yueming Jiang , Jun Zhang
{"title":"Improving the functional components and biological activities of navel orange juice through fermentation with an autochthonous strain Lactiplantibacillus paraplantarum M23","authors":"Meiling Huang ,&nbsp;Chunling Lai ,&nbsp;Yan Liang ,&nbsp;Qin Xiong ,&nbsp;Chaoyun Chen ,&nbsp;Zhiran Ju ,&nbsp;Yueming Jiang ,&nbsp;Jun Zhang","doi":"10.1016/j.fbp.2024.11.027","DOIUrl":"10.1016/j.fbp.2024.11.027","url":null,"abstract":"<div><div>The fermentation of navel orange juice with lactic acid bacteria (LAB) has rarely been investigated. In this study, an autochthonous LAB strain isolated from navel orange, <em>Lactiplantibacillus paraplantarum</em> M23, was found to effectively ferment navel orange juice, producing a juice with enhanced functional activities and organoleptic quality. The viable bacterial count in the fermented orange juice remained consistently above 8.51 log CFU/mL throughout the entire 7-day fermentation period. The content of vitamin C (VC), total phenolic content (TPC), total flavonoid content (TFC), and hesperidin in the fermented orange juice increased by a maximum of 28.88, 1.21, 1.13, and 1.16 times, respectively, compared to the unfermented orange juice. The fermented juice exhibited significantly higher antioxidant activity than the unfermented juice, with an increase of up to 255 % and 347 % based on 1,1-diphenyl-2-picrylhydrazyl (DPPH) and ferric ion reducing antioxidant power (FRAP) assays, respectively. This may be attributed to the increase in VC and flavonoids, as demonstrated by Pearson's correlation analysis. Additionally, the fermented orange juice demonstrated improved α-glucosidase inhibition, anti-MRSA, and anti-glycation activities compared to the unfermented juice. Furthermore, the fermented juice notably reduced the levels of NO and ROS in Raw 264.7 cells without any negative impact on cell viability. The findings of this study may help in the development of nutritious and healthy fermented navel orange juice products, and serve as a reference for the production of fermented beverages from other fruits using autochthonous strains.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"149 ","pages":"Pages 249-260"},"PeriodicalIF":3.5,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143095951","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sweet-sour fate of saccharides during sequential processing from apple pomace through acidic extraction and hydrolysis
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.11.024
Łukasz Korzeniowski , Marek Plata , Katarzyna Świątek , Maciej P. Olszewski , Marek Lewandowski , Pablo J. Arauzo , Przemysław Maziarka , Mariusz Wądrzyk
{"title":"Sweet-sour fate of saccharides during sequential processing from apple pomace through acidic extraction and hydrolysis","authors":"Łukasz Korzeniowski ,&nbsp;Marek Plata ,&nbsp;Katarzyna Świątek ,&nbsp;Maciej P. Olszewski ,&nbsp;Marek Lewandowski ,&nbsp;Pablo J. Arauzo ,&nbsp;Przemysław Maziarka ,&nbsp;Mariusz Wądrzyk","doi":"10.1016/j.fbp.2024.11.024","DOIUrl":"10.1016/j.fbp.2024.11.024","url":null,"abstract":"<div><div>Saccharides recovered from apple pomace show great potential to become a precursor for further biochemical processing toward sustainable chemicals. Therefore, the aim of the study was to find a way to maximise the recovery of saccharides from industrially originated apple pomace. Specifically, under investigation was a two-step process, combining tech-scale extraction with acidified water and lab-scale hydrothermal hydrolysis conducted in temperatures between 125 °C and 175 °C, and pH between 2 and 7. The two-step process allowed for 44.9 ± 1.0 wt% recovery of saccharides per initial feedstock, while the one-step processing (only hydrolysis) resulted in 33.6 ± 1.3 wt%. Moreover, the study traced the conversion pathways of saccharides (mono-, oligo, and poly-) through high-performance liquid chromatography (HPLC) and fibre analysis. Results showed that the extraction reduced the severity of furanic compound formation and their re-polymerisation into secondary carbon. Also, it was found that the extraction and hydrolysis of pomace affect its structure and may further introduce a bias to the results of bio-component degradation based on the fibre analysis. In the one-step process, the lignin content was higher than the initial content by 49.4 wt%. It was related to the inclusion of the secondary carbon’s mass into the acid detergent fibre (ADF) mass. The scanning electron microscopy (SEM) analysis confirmed the elevated formation of the secondary carbon through the presence of the spherical shape carbon deposits. The study demonstrated that extraction prior to hydrolysis enhances the overall recovery of monosaccharides (up to ca. 25 wt%). The efficient, two-step recovery of monosaccharides from polysaccharide structures additionally reduced secondary product formation (e.g., 5-HMF) during hydrolysis (by ca. 88 wt%). The proposed processing method should enable the application of the obtained streams of saccharides in further biochemical processing.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"149 ","pages":"Pages 337-352"},"PeriodicalIF":3.5,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143096318","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comprehensive analysis of critical nutrient factors influencing the tropism of Nannochloropsis sp. for eicosapentaenoic acid-rich lipid production
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.12.004
Rohith Sivakumar, Sanjoy Ghosh
{"title":"Comprehensive analysis of critical nutrient factors influencing the tropism of Nannochloropsis sp. for eicosapentaenoic acid-rich lipid production","authors":"Rohith Sivakumar,&nbsp;Sanjoy Ghosh","doi":"10.1016/j.fbp.2024.12.004","DOIUrl":"10.1016/j.fbp.2024.12.004","url":null,"abstract":"<div><div><em>Nannochloropsis</em> species are esteemed for their capacity to produce lipids rich in eicosapentaenoic acid (EPA), crucial for various industrial applications. However, elucidating the precise influence of critical nutrient factors on <em>Nannochloropsis</em> tropism poses challenges due to species-specific variations. This study aims to unravel the kinetic behavior of <em>Nannochloropsis</em> sp. CCAP 211/78 under varied critical nutrient concentrations and their combinatorial effects in both phototrophic and mixotrophic cultivation modes to enhance EPA-rich lipid production. The kinetic parameters for lipid production were maximized under optimal cultivation conditions of 45 g/L salinity, an N/P ratio of 25:1, and a nitrate concentration of 75 mg/L. Mixotrophic cultivation at 20 g/L glucose induced maximum lipid accumulation due to oxidative stress, achieving lipid contents of 20.76 ± 0.26 % and 51.92 ± 0.36 % dry biomass in the early and late stationary phases, respectively. Combinatorial analysis of the optimized nutrients in phototrophic (OP) and mixotrophic (OM) modes of cultivation demonstrated synergy in enhancing overall lipid productivity. OP mode exhibited biomass productivity, lipid and EPA content of 166.71 ± 4.82 mg L<sup>−1</sup> d<sup>−1</sup>, 28.36 ± 0.89 % and 60.32 ± 6.35 mg g<sup>−1</sup> dry biomass, respectively, compared to 116.69 ± 2.24 mg L<sup>−1</sup> d<sup>−1</sup>, 39.23 ± 1.45 % and 81.73 ± 8.38 mg g<sup>−1</sup> dry biomass, respectively, in OM mode. This research contributes to a comprehensive understanding of the interplay between critical nutrients and <em>Nannochloropsis</em> tropism, providing valuable insights for optimizing EPA-rich lipid production at different biorefinery scenarios.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"149 ","pages":"Pages 305-314"},"PeriodicalIF":3.5,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143095857","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sustainable grape seed oil processing: Green solvent extraction and byproduct valorisation
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.12.006
Christian Cravotto , Vincent Rapinel , Binh Nguyen-Thanh , Raúl Bonet-García , Mickaël Bartier , Ombéline Claux , Laurence Jacques , Silvia Tabasso , Enrique Barrajón-Catalán , Anne-Sylvie Fabiano-Tixier
{"title":"Sustainable grape seed oil processing: Green solvent extraction and byproduct valorisation","authors":"Christian Cravotto ,&nbsp;Vincent Rapinel ,&nbsp;Binh Nguyen-Thanh ,&nbsp;Raúl Bonet-García ,&nbsp;Mickaël Bartier ,&nbsp;Ombéline Claux ,&nbsp;Laurence Jacques ,&nbsp;Silvia Tabasso ,&nbsp;Enrique Barrajón-Catalán ,&nbsp;Anne-Sylvie Fabiano-Tixier","doi":"10.1016/j.fbp.2024.12.006","DOIUrl":"10.1016/j.fbp.2024.12.006","url":null,"abstract":"<div><div>The extraction of grape seed oil (GSO) for food and cosmetic applications was performed with 2-methyloxolane (2-MeOx) as a green solvent. The oil extraction yield, the tocopherol and tocotrienol content, the fatty acid and polyphenol profiles of the oils were analysed and compared with hexane. The entire extraction process, including the oil chemical refining, was further investigated on a pilot scale (15-litre extractor). Oil refining had a negative effect on the micronutrient content. The content of sterols, tocols and polyphenols was reduced by 19.78 %, 47.6 % and 99 % respectively. High amounts of polyphenols were recovered in refining by-products, with approximately 80 % found in gums and 10 % in soap-stock. The polyphenols contained in the crude oil and gums demonstrated effective intracellular ROS inhibition in HaCaT keratinocytes and BJ fibroblasts, as well as an anti-melanogenic effect on B16-F10 murine melanoma cells. Consequently, these products are proposed as valuable cosmetic ingredients for treating hyperpigmentation disorders. In conclusion, 2-MeOx is an excellent alternative to hexane for GSO extraction, offering high extraction efficiency, a safer toxicological profile, and the production of oil and byproducts with promising food and cosmetic applications.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"149 ","pages":"Pages 428-438"},"PeriodicalIF":3.5,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143095950","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimization of continuous-flow microwave processing with static mixers for enhanced heating uniformity
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.12.010
Rajani Kant Baro , Prakash Kotecha , R. Anandalakshmi
{"title":"Optimization of continuous-flow microwave processing with static mixers for enhanced heating uniformity","authors":"Rajani Kant Baro ,&nbsp;Prakash Kotecha ,&nbsp;R. Anandalakshmi","doi":"10.1016/j.fbp.2024.12.010","DOIUrl":"10.1016/j.fbp.2024.12.010","url":null,"abstract":"<div><div>This study addresses the challenge of non-uniform heating in continuous-flow microwave processing of highly viscous liquid foods, a common issue that leads to the formation of hot and cold spots in the food product, leading to reduced product quality. Non-uniform heating is especially problematic for viscous fluids due to their low viscosity, which hinders heat transfer. The objective of this study is to investigate the use of a Kenics static mixer – a device consisting of alternating counterclockwise and clockwise twisted helical elements – designed to improve heat mixing and enhance temperature uniformity in such systems. The Kenics mixer is particularly suitable for handling highly viscous fluids, where effective mixing is critical for achieving uniform temperature profiles. To evaluate the performance of the Kenics static mixer, a numerical model of the continuous-flow microwave processing system equipped with Kenics mixer was developed. The model simulates fluid flow, heat transfer, and electric field distribution within the system using the finite element method. A genetic algorithm was used to optimize the system, with temperature uniformity (quantified by the coefficient of variation in fluid temperature at the outlet) as the objective function. The study explores two Kenics mixer configurations: R-L and R-R, and examines the effects of Kenics mixer design (aspect ratio, thickness, gap between Kenics mixers, and number of Kenics mixers) and fluid velocity on temperature uniformity at the fluid outlet. The results show a 71.04 % and 72.09 % improvement in temperature uniformity at the fluid outlet for the R-L and R-R configurations, respectively, compared to that of a hollow pipe. The R-R configuration also achieved a higher mean outlet temperature without sacrificing temperature uniformity at the fluid outlet. Using lossy materials for Kenics mixer reduces the temperature uniformity at the fluid outlet while increasing mean fluid outlet temperature for both configurations. The study concludes that incorporating the Kenics static mixer can significantly reduce non-uniform heating in continuous-flow microwave processing, enhancing the efficiency and scalability of food processing systems for viscous fluids.</div></div>","PeriodicalId":12134,"journal":{"name":"Food and Bioproducts Processing","volume":"149 ","pages":"Pages 401-414"},"PeriodicalIF":3.5,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143095948","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pressurized liquid extraction (PLE) in an intermittent process as a new alternative for production of tincture from medicinal plants: The scale up and economic evaluation for production of passion fruit (Passiflora edulis Sims) leaf hydroalcoholic extract
IF 3.5 2区 农林科学
Food and Bioproducts Processing Pub Date : 2025-01-01 DOI: 10.1016/j.fbp.2024.11.022
Larissa da Cunha Rodrigues , Pedro Ivo Nunes de Carvalho , Gustavo César Dacanal , Alessandra Lopes de Oliveira
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