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Articles 31 - 60 of 483
Full-Text Articles in Food Biotechnology
Research Progress In Aptasensors For The Detection Of Kanamycin Residues In Animal-Derived Foods, Ma Jing-Yi, Tian Bing, Wang Xin, Tao Xiao-Qi
Research Progress In Aptasensors For The Detection Of Kanamycin Residues In Animal-Derived Foods, Ma Jing-Yi, Tian Bing, Wang Xin, Tao Xiao-Qi
Food and Machinery
The research progress in aptasensors for the detection of kanamycin residues in animal-derived foods was summarized. The principles of the colorimetric, fluorescent, electrochemical methods, and surface-enhanced raman scattering and so on were outlined. Then the advantages and drawbacks of the above detection methods, and aptamer sequences used were summarized. Moreover, the development of aptasensors for kanamycin detection was prospected.
Application And Progress Of Molecularly Imprinted Sensors In Mycotoxins Detection, Ding Tong-Ying, Yuan Hang
Application And Progress Of Molecularly Imprinted Sensors In Mycotoxins Detection, Ding Tong-Ying, Yuan Hang
Food and Machinery
This article reviews the principle and classification of molecularly imprinted sensors （MIS）, focuses on the research results and application status of MIS in mycotoxin detection, and provides reference for better application of MIS to its future development direction.
Application Progress Of Chromatographic Technology In The Separation And Purification Of Flavonoids, Yang Fa-Rong, Jing Lian-Peng, Gu Li-Li, Shang Guan-Lan, Li Rui-Dong
Application Progress Of Chromatographic Technology In The Separation And Purification Of Flavonoids, Yang Fa-Rong, Jing Lian-Peng, Gu Li-Li, Shang Guan-Lan, Li Rui-Dong
Food and Machinery
In this review, the application of chromatographic techniques in the separation and purification of flavonoids was summarized. The usage of column chromatography, pre-high-performance liquid chromatography, thin-layer chromatography, supercritical fluid chromatography, high-speed countercurrent chromatography and a combination of multiple chromatography methods were also reviewed. The development direction of preparative liquid chromatography columns, the optimization of solvent system for high-speed countercurrent chromatography, and the use of multi-dimensional chromatography systems were prospected.
Research On Functional Activities Of Organic Acids In Edible Plant Ferment, Huang Ying, Ren Ting-Yuan, Wan Hong-Qiong, Xie Jiao
Research On Functional Activities Of Organic Acids In Edible Plant Ferment, Huang Ying, Ren Ting-Yuan, Wan Hong-Qiong, Xie Jiao
Food and Machinery
The composition of organic acids in enzyme products and their dynamic changes during fermentation process were reviewed, and the function activities of organic acids in enzyme products beneficial to human health, such as antioxidant, adjustment of intestinal flora, enhancement of satiety, anti-tumor, etc were summarized. Moreover, the evaluation system and mechanism of organic acids in edible enzymes were proposed to be further studied.
Research Progress On The Application Of Blending Automation In The Production Of Baijiu, Han Qiang, Liu Xin, Zhou Yong-Shuai, Tuo Xian-Guo, Zhang Liang
Research Progress On The Application Of Blending Automation In The Production Of Baijiu, Han Qiang, Liu Xin, Zhou Yong-Shuai, Tuo Xian-Guo, Zhang Liang
Food and Machinery
The article briefly describes the blending process and its importance in the production process of Baijiu, and elaborates on the current status of the application of blending recipes, automation control, computers and other technologies in the blending of Baijiu; addresses the current difficulties in blending research and implementation, summarises the shortcomings at this stage from both the researcher's and the company's perspectives, and provides an outlook on future directions for improvement.
The Development Experience And Enlightenment Of American Nutrition Facts Panel, Huang Ze-Ying, Huang Bei-Xun
The Development Experience And Enlightenment Of American Nutrition Facts Panel, Huang Ze-Ying, Huang Bei-Xun
Food and Machinery
Our study collected material and information of the nutrition facts panel from the official website of Food and Drug Administration in America and authoritative literatures, and elaborated the evolution, publicity and education of the nutrition facts panel, implementation effect and deficiency, American front of package labels related to the nutrition facts panel, and comparison with the nutrition facts table in China. Moreover, the successful experience and enlightenments were summarized, and the advice for improving the nutrition facts table in China was also proposed.
Identification Of Tuna Species In Raw And Processed Products Using Dna Mini-Barcoding Of The Mitochondrial Control Region, Jiahleen Roungchun, Amanda M. Tabb, Rosalee S. Hellberg
Identification Of Tuna Species In Raw And Processed Products Using Dna Mini-Barcoding Of The Mitochondrial Control Region, Jiahleen Roungchun, Amanda M. Tabb, Rosalee S. Hellberg
Food Science Faculty Articles and Research
Accurate species identification methods are needed to combat tuna fraud, improve tuna stock regulation, and mitigate health risks associated with mislabeled tuna products. The objective of this study was to conduct a market survey of raw and processed tuna products using a DNA mini-barcoding system based on the mitochondrial control region (CR). A total of 80 samples of raw, dried, and canned tuna products were collected at the retail level for CR mini-barcoding analysis. The samples underwent DNA extraction, polymerase chain reaction (PCR), and DNA sequencing of the 236-bp CR mini-barcode. The resulting sequences were searched against GenBank using the …
How Are Agricultural Research Projects Conceiving Innovation? An Assessment Of The European Union Multi-Actor Projects, Samuel Brea Martinez-Collado
How Are Agricultural Research Projects Conceiving Innovation? An Assessment Of The European Union Multi-Actor Projects, Samuel Brea Martinez-Collado
Graduate Theses and Dissertations
Horizon research programs are the European Union’s lighthouse for innovation and research concerning the agri-food chain, the management of natural resources, and the bioeconomy. Their innovation strategy approach is one that pursues the practical application of the research via the collaboration of all actors involved. Such strategy is the reflection of a Multi-Actor Approach as their procedure to enhance innovation. This paper presents the main trends and directions 101 Multi-Actor Projects (MAPs) are following on said approach towards innovation. The analysis is based on the use of well-defined “pathways” and “measures” proposed in the Guidelines for Evaluation of Innovation in …
Effects Of Storage Time On Tensile Strength And Thermogravimetric Properties Of Paper-Making Reconstituted Tobacco, Cao Yi, Zhu Huai-Yuan, Wang Qi, Yuan Guang-Xiang, Yin Yu-Dong, Xue Dong
Effects Of Storage Time On Tensile Strength And Thermogravimetric Properties Of Paper-Making Reconstituted Tobacco, Cao Yi, Zhu Huai-Yuan, Wang Qi, Yuan Guang-Xiang, Yin Yu-Dong, Xue Dong
Food and Machinery
Objective: To investigate the effect of storage time on the quality of paper-making reconstituted tobacco, the change of internal chemical components, tensile strength and thermogravimetric properties of paper-making reconstituted tobacco were studied. Methods: Continuous flow analyzer, tensile strength tester and thermogravimetric analyzer were introduced to analyze three kinds of paper-making reconstituted tobacco with different storage time. Results: The contents of total alkaloids, total sugar, total nitrogen and moisture of JS-A and JS-B samples changed significantly with the increase of storage time. While the content of total alkaloids and total nitrogen of JS-C samples didn't change much. Besides, storage time had …
Optimization And Validation Of Temperature Parameters Of Burley Tobacco Baking Process, Cheng Chuan-Ling, Yang Shuo, Wang Jian-Min, Zhang Gai-Hong
Optimization And Validation Of Temperature Parameters Of Burley Tobacco Baking Process, Cheng Chuan-Ling, Yang Shuo, Wang Jian-Min, Zhang Gai-Hong
Food and Machinery
Objective： To enhance the content of aroma substances in burley tobacco after baking. Methods: Established the model between the content of reducing sugar after baking and the temperatures of the three drying zones, and optimized the temperatures of the three drying zones by the total amount of aroma substances of burley tobacco after baking. Results: The R2 of the model was 0.947, and the fitting effect was excellent. The effects of temperature in drying zone 2 and 3 on aroma enhancement of burley tobacco was greater than that in drying zone 1, and the best baking conditions were 110 …
Enhancing Hydroxyl Radical Production In Ozone Water By New Type Static Mixer, Liu Xin-Yu, Zhang Bo-Wen, Cui Zheng-Wei
Enhancing Hydroxyl Radical Production In Ozone Water By New Type Static Mixer, Liu Xin-Yu, Zhang Bo-Wen, Cui Zheng-Wei
Food and Machinery
Objective: A new type of static mixer to enhance the ozone gas-liquid phase mass transfer was established in this study. Methods: The effects of different ozone gas flow rates, liquid flow rates and liquid temperature on the concentration of ozone liquid phase and the generation of hydroxyl radicals were investigated, and were compared with the microporous aeration method and the circulating jet method. Results: With the increase of the gas-liquid flow rate, the ozone water saturation concentration and the hydroxyl radical concentration both increased; as the temperature increased, the ozone water saturation concentration decreased, but the hydroxyl radical concentration increased. …
Optimization Of Cellulase Hydrolysis Process Of Rice Bran Dietary Fiber And Its Functional Properties, Liu Yan-Lan, Liu Shuang, Lin Ben-Ping, Li Yan-Yun, Yi Cui-Ping
Optimization Of Cellulase Hydrolysis Process Of Rice Bran Dietary Fiber And Its Functional Properties, Liu Yan-Lan, Liu Shuang, Lin Ben-Ping, Li Yan-Yun, Yi Cui-Ping
Food and Machinery
Objective: To study the technological conditions of preparing rice bran dietary fibers by cellulase hydrolysis, and analyze the reasons for the difference in the functional properties of different rice bran dietary fibers. Methods: Single factor experiment was used to optimize the process conditions. The chemical composition, oil holding capacity and sodium cholate adsorption capacity of rice bran dietary fibers were measured. And the microstructures of rice bran dietary fibers were observed by scanning electron microscope. Results: When the dosage of cellulase was 100 U/g, the reaction time was 5 hours, and the ratio of material to liquid （m rice bran …
The Influence Of Modifying Methods On The Adsorption Of Methylene Blue By Moringa Oleifera Seed Shelling Biochar, Dong Cheng, Li Mei-Ping, Guo Cai-Xia, Yu Li-Gang
The Influence Of Modifying Methods On The Adsorption Of Methylene Blue By Moringa Oleifera Seed Shelling Biochar, Dong Cheng, Li Mei-Ping, Guo Cai-Xia, Yu Li-Gang
Food and Machinery
Objective: The adsorption performance of the seed-shell biochar from Moringa oleifera prepared under different technological conditions on methylene blue was investigated in this study. Methods: The magnetic seed shelling biochar (Fe3O4-MOS) and modified seed shelling biochar (KOH-MOS) were prepared by ultrasonic-assisted K2CO3-Fe3O4 co-impregnation pyrolysis and KOH impregnation pyrolysis at 1 000 ℃, respectively. The physicochemical properties of the samples were characterized by XRD, SEM and FTIR. On this basis, the adsorption characteristics of the two kinds of biochar for methylene blue (MB) solution were determined by equilibrium adsorption method. …
Effects Of Different Fixation Methods On The Quality Of Green Tea Processed By Purple Bud Leaves, Song Xian-Ying, Huang Yan-Mei, Cui Li-Dan, Xiao Wen-Jun, Gong Zhi-Hua
Effects Of Different Fixation Methods On The Quality Of Green Tea Processed By Purple Bud Leaves, Song Xian-Ying, Huang Yan-Mei, Cui Li-Dan, Xiao Wen-Jun, Gong Zhi-Hua
Food and Machinery
Objective: To explore the best fixation method of purple bud green tea. Methods: Using two or three leaves and a bud of self-selected purple bud strain 9803 as raw materials, fresh leaves were treated by microwave, pan-frying, steam and hot air to prepare green tea, and the representative green tea samples were selected for sensory evaluation and quality analysis of taste and aroma. Results: Among the four methods of fixation, the comprehensive score of sensory evaluation of microwave green tea was the highest (89.65), and the main physical and chemical components of microwave green tea, water extract, tea polyphenols, anthocyanins, …
Screening Of Lactobacillus Paracasei Hcs17-040 With Triglyceride Tunction And Study On Its Probiotic Characteristics, Yu Ping, Cao Lan, Jiao Yan-Ping, Zhao Di, Min Xiang-Bo
Screening Of Lactobacillus Paracasei Hcs17-040 With Triglyceride Tunction And Study On Its Probiotic Characteristics, Yu Ping, Cao Lan, Jiao Yan-Ping, Zhao Di, Min Xiang-Bo
Food and Machinery
Objective: This study focuses on obtaining a Lactobacillus strain for degrading triglyceride. Methods: Lactocillus was isolated from human breast milk and the faeces of healthy infants in this study, and their triglyceride degradability was determined by single reagent （GPO-PAP） method. The strains with strong degradation ability of triglyceride were selected for morphological, physiological, biochemical and 16S rDNA identification, and their tolerance to acid, bile salt and gastrointestinal juice was determined. Results: A strain of Lactobacillus Paracasei was isolated and then named as HCS17-040 （CGMCC No 19747）, and its degradation rate of triglyceride was （42.80±1.79）%; the survival rates of the strain …
Determination And Correlation Analysis Of Organic Acids In Green Plum With Different Maturity In Different Regions, Zhao Xu-Zhu, Xia Chen, Zhu Yong-Qing, Chen Jian, Chen Yu
Determination And Correlation Analysis Of Organic Acids In Green Plum With Different Maturity In Different Regions, Zhao Xu-Zhu, Xia Chen, Zhu Yong-Qing, Chen Jian, Chen Yu
Food and Machinery
Objective: The organic acid content of green plum was determined, and the correlation between them was analyzed to provide basic data for further processing of products in Dazhou, Sichuan. Methods: The content of organic acids in green plum with different maturity was determined by HPLC, and the correlation of oxalic acid, tartaric acid, malic acid, ascorbic acid, L-lactic acid, acetic acid, citric acid, succinic acid, oleanolic acid and ursolic acid was analyzed. Results: In the same area, citric acid and malic acid in the fully ripe green plum in Jingshi town were higher than those in the seven ripe green …
Studies On Metabolites And Functions Of Soy-Based Plant Fermentation Broth, Li Zhi-Fang, Zuo Zhao-Hang, Wang Ying, Zhang Yu, Wang Di
Studies On Metabolites And Functions Of Soy-Based Plant Fermentation Broth, Li Zhi-Fang, Zuo Zhao-Hang, Wang Ying, Zhang Yu, Wang Di
Food and Machinery
Objective: To explore the changes of metabolites and antioxidant activity of soybean based plant fermentation broth during fermentation. Methods: The experiment was conducted to prepare the compound fermentation liquid from kidney beans and soybean by fermentation of yeast, Lactobacillus and other probiotics, The pH value, total acid, reducing sugar, soluble solids, total phenol, flavone content and antioxidant activity in the fermentation process were analyzed. Results: The pH value of fermentation broth decreased with the extension of fermentation time and gradually stabilized at about 3.55, the total acid content increased from 0.13 mg/mL to 0.43 mg/mL, and the soluble solid content …
Analysis For Smoke Release Characteristics Of Several Central Electrical Heated Cigarettes, He Hong-Mei, You Xiao-Juan, Liu Xian-Jun, Zhu Xian-Yan, Wang Ming-Hui, Shi Huai-Bin, Xu Ru-Yan
Analysis For Smoke Release Characteristics Of Several Central Electrical Heated Cigarettes, He Hong-Mei, You Xiao-Juan, Liu Xian-Jun, Zhu Xian-Yan, Wang Ming-Hui, Shi Huai-Bin, Xu Ru-Yan
Food and Machinery
Objective: Studied the smoke emission characteristics of central electric heating cigarette. Methods: The release amount and stability of total and puff-by-puff mainstream smoke were investigated by taking seven domestic cigarettes （Cigarettes A-G） and one foreign cigarette （Cigarette H） as the samples. The factors that may influence smoke release stability were discussed. Results: ① The transfer ratios of nicotine and glycerol in Cigarettes H were the lowest; ② The smoke release stability of Cigarettes H was the highest; ③ The release behavior of TPM, nicotine and glycerol on a puff-by-puff basis all showed increase-decrease trend with the increase of puff sequence, …
Study On Photoelectric Detection Method Of Nitrite Content In Food With Microfluidic Mixer Chip, Pang Hao-Ran, Xie Jia-Qing, Guan Qi-Feng, Meng Xiao-Yu, Sun Ru-Qian, Zhou Fu-Yang
Study On Photoelectric Detection Method Of Nitrite Content In Food With Microfluidic Mixer Chip, Pang Hao-Ran, Xie Jia-Qing, Guan Qi-Feng, Meng Xiao-Yu, Sun Ru-Qian, Zhou Fu-Yang
Food and Machinery
Objective: A high-precision, low-cost quantitative and rapid detection method of nitrite in food based on photoelectric detection principle was proposed, and a portable nitrite detector equipped with microfluidic mixer chip was constructed. Methods: The microfluidic mixer chip was designed to realize the rapid mixing of test samples. The mixing efficiency of the chip was verified by peristaltic fluid simulation. The influence of UV curing parameters on the microfluidic mixer chip channel accuracy was analyzed, the microfluidic mixer chip was prepared. The photoelectric detection system of nitrite was designed and established. The relationship between nitrite content and induced voltage was analyzed, …
Construction Of Off-On Electrochemiluminescence Sensor Based On Doped Graphene Quantum Dots For Continuous Determination Of Fe3+ And F-, Zhang Xiao-Wei
Construction Of Off-On Electrochemiluminescence Sensor Based On Doped Graphene Quantum Dots For Continuous Determination Of Fe3+ And F-, Zhang Xiao-Wei
Food and Machinery
Objective: The study focused on investigating the electrochemiluminescence properties of graphene quantum dots. Methods: By doping heteroatoms into graphene quantum dots (GQDs), the surface chemical reactivities and optical characteristics of GQDs could be effectively improved. Nitrogen and sulfur co-doped graphene quantum dots (NS-GQDs) were prepared using a one-step solonthermic method. Based on its excellent luminescent properties, an “off-on” electrochemiluminescence (ECL) sensor was constructed for the simultaneous determination of Fe3+ and F-. Results: Under the optimal conditions, the quenched ECL value of NS-GQDs was linearly related with the Fe3+ concentration in the range 0.1~460.0 μmol/L, and the …
An Aptamer Colorimetric Method Was Established To Detect Chloramphenicol In Eggs Based On Dnase-Catalyzed Reaction, Cheng Hui, Liu Shun, Li Bo, Huang Yu-Lan, Zhou Tao
An Aptamer Colorimetric Method Was Established To Detect Chloramphenicol In Eggs Based On Dnase-Catalyzed Reaction, Cheng Hui, Liu Shun, Li Bo, Huang Yu-Lan, Zhou Tao
Food and Machinery
Objective: A new method for the rapid detection of chloramphenicol in eggs was established, by preparing the aptamer magnetic bead complex, based on the mechanism of inhibiting the catalytic color reaction between the DNase and heme. Methods: The aptamer and DNase was combined through complementary base pairing, and it was combined with aptamer composite magnetic beads. Furthernore, by adding different concentrations of chloramphenicol solution, the DNase and chloramphenicol nucleic acid adaptation was disintegrated by dissociation of DNase catalytic chromogenic reaction combined with hemoglobin. Results: The linear range of chloramphenicol was 0.001~100.000 mg/kg, and the absorbance was linearly correlated with the …
Evaluation Of The Uncertainty For Determination Of 6-Benzyladenine In Soybean Sprouts By Quechers High-Performance Liquid Chromatography, Liu Fei-Bo, Wang Xi, Liu Shui-Ping
Evaluation Of The Uncertainty For Determination Of 6-Benzyladenine In Soybean Sprouts By Quechers High-Performance Liquid Chromatography, Liu Fei-Bo, Wang Xi, Liu Shui-Ping
Food and Machinery
Objective: The uncertainty of HPLC method for determination of 6-benzyladenine in a soybean sproutswas evaluated by QuEChERS pretreatment method. Methods: A mathematical model was established by analysis of uncertainty sources. Then the individual components of uncertainty were evaluated and the combined uncertainties and expanded uncertainties were calculated. Results: The results showed that the uncertainty caused by serval factors, including the configuration of standard solutions and gradient standard solutions, the fitting of the standard curve, the pretreatment process, the recovery rate and repeatability, and the instrument itself. The content of 6-benzyladenine was 0.335 mg/kg in agricultural products （soybean sprouts）. The relative …
Food Safety Risk Assessment Method Based On Improved Hmm, Xiong Hui, Tang Hong-Liang, Ding Yong
Food Safety Risk Assessment Method Based On Improved Hmm, Xiong Hui, Tang Hong-Liang, Ding Yong
Food and Machinery
Objective: Solve the problems of low and inaccurate evaluation accuracy of the existing food safety risk evaluation methods. Methods: Based on the construction of food safety risk index, a food risk assessment method combining hidden Markov model and cuckoo search algorithm was proposed. The cuckoo algorithm was used to search the global optimal solution as the initial value of the hidden Markov model, and the Baum Welch algorithm was used for local correction to make it quickly converge to the global optimal solution. The superiority of this method was verified by the experimental analysis of dairy product data. Results: Compared …
Three-Dimensional Flow Field Analysis Of Coaxial Variable Speed Twin-Screw Extruder Based On Cfx, Tang Lin-Sen, Guo Shu-Guo, Wang Li-Yan, Han Yan-Lin
Three-Dimensional Flow Field Analysis Of Coaxial Variable Speed Twin-Screw Extruder Based On Cfx, Tang Lin-Sen, Guo Shu-Guo, Wang Li-Yan, Han Yan-Lin
Food and Machinery
Objective: This research aims to analyze the working condition of the material in the flow channel of the improved coaxial variable speed optimization twin-screw extruder. Methods: Used ANSYS/CFX to simulate and analyze the flow channel value, obtained the movement of the material, and compared it with the traditional screw twin screw. The performance of the two types of screws was compared and analyzed through the macro pressure field, macro speed field, velocity streamline diagram, and velocity vector diagram. Results: After the study, it was found that the pressure building capacity and mixing performance of the coaxial variable speed optimized twin …
Design Of Steamed Bread Machine Production Line Based On Ahp And Triz Theory, Fu Xiao-Li, Xu Qiao, Yang Shu-Feng, Zhang Bin
Design Of Steamed Bread Machine Production Line Based On Ahp And Triz Theory, Fu Xiao-Li, Xu Qiao, Yang Shu-Feng, Zhang Bin
Food and Machinery
Objective: In view of the problems of low human-computer interaction, insufficient modeling aesthetics and lack of design characteristics in the production line of steamed bread machine, the fuzzy evaluation method combined with AHP and TRIZ is used for the innovative design. Methods: The key areas of positioning design were obtained by analytic hierarchy process. The TRIZ standard engineering parameters were used to analyze the contradiction and construct the contradiction matrix. The invention principle was used to find the optimal solution of the design scheme, and the matter field analysis method was introduced to solve the specific practical problems of the …
Design Of A Small Integrated Machine For Jujube-Clamping-Peanut, Gao Hai-Chao, Han Hai-Min, Chen Hui-Tao
Design Of A Small Integrated Machine For Jujube-Clamping-Peanut, Gao Hai-Chao, Han Hai-Min, Chen Hui-Tao
Food and Machinery
Objective: In view of the fact that material selection for large-scale processing of jujube-clamping-peanut cannot be guaranteed and the food hygiene of manual operation cannot reach the standard, a small integrated machine for jujube-clamping-peanut was designed. Methods: The research status of jujube kernel removal was analyzed, the design index of small jujube-clamping-peanut integrated machine was formulated, and based on the process flow of jujube kernel removal and jujube-clamping-peanut, the mechanical structure of the jujube-clamping-peanut integrated machine was designed. Results: The prototype experiment shows that the jujube automatic charging and positioning rate was 94%, The peanut automatic charging and positioning rate …
Fault Diagnosis Of Permanent Magnet Motor Stator Winding Based On Stacked Auto Encoder, Tian Guang-Qiang, Feng Wen-Cheng, Wang Fu-Zhong
Fault Diagnosis Of Permanent Magnet Motor Stator Winding Based On Stacked Auto Encoder, Tian Guang-Qiang, Feng Wen-Cheng, Wang Fu-Zhong
Food and Machinery
Objective: To improve the accuracy and comprehensiveness of permanent magnet motor stator winding fault diagnosis. Methods: A fault diagnosis model of permanent magnet motor stator winding based on stack autoencoder （SAE） was proposed, and a neural network composed of SAE and Softmax classifier was used to train the network with fault sample data. The simulated annealing particle swarm optimization （SAPSO） algorithm was used to optimize the connection weight and bias of the network, and determined the optimal network structure. Results: The network had been used to realize the fault diagnosis of inter-turn short-circuit, inter-phase short-circuit, inter-phase insulation reduction, and poor …
Design Of On Line Detection System For Cigarette Capsules Based On Machine Vision, Chang Jing-Jing, Zheng Peng, Wang Wen-Xiu, Xu Ying-Jie
Design Of On Line Detection System For Cigarette Capsules Based On Machine Vision, Chang Jing-Jing, Zheng Peng, Wang Wen-Xiu, Xu Ying-Jie
Food and Machinery
Objective: At present, mechanical screening method is widely used in cigarette capsules size separation, which has some problems, such as low size detection accuracy, unable to separate different color capsules, leakage capsules and so on. Aiming at the quality detection of cigarette capsules, a quality detection system of cigarette capsules is designed and constructed, which integrates the functions of feeding transmission, machine vision image processing and rejection of unqualified products. Methods: In the detection system, the improved inter class variance method was used to extract the single shot image, and the automatic detection of shot quality was realized by gray …
Study On Oxidation Stability And Shelf Life Of Oleogel, Liu Long-Long, Wang Jia-Bin, Chen Zhi-Tong, Zhao Yue-Ying, Zhang Hua, Cui Ming-Xun
Study On Oxidation Stability And Shelf Life Of Oleogel, Liu Long-Long, Wang Jia-Bin, Chen Zhi-Tong, Zhao Yue-Ying, Zhang Hua, Cui Ming-Xun
Food and Machinery
Objective: To solve the problem of easily oxidized and high content of trans fatty acid the vegetable oil instead of solid fat. Methods: Soybean oil and rapeseed oil gels were prepared using sitosterol/soybean phospholipid as gel agent to replace solid fat. The oxidation stability was studied by the changes of primary oxidation products and fatty acid composition. The structural stability was observed by X-ray diffraction, and the shelf life was predicted by OXITEST method. Results: The contents of primary and secondary oxidation products of soybean oil gel and rapeseed oil gel were lower than those of crude oil. The oxidation …
Drying Kinetics And Quality Changes Analysis Of Cornus Officinalis Dried By Microwave Freeze-Drying, Zhao Meng-Yue, Du Xu, Ren Guang-Yue, Li Lin-Lin, Liu Pan-Pan, Xu Yi-Ming, Che Xin-Zi
Drying Kinetics And Quality Changes Analysis Of Cornus Officinalis Dried By Microwave Freeze-Drying, Zhao Meng-Yue, Du Xu, Ren Guang-Yue, Li Lin-Lin, Liu Pan-Pan, Xu Yi-Ming, Che Xin-Zi
Food and Machinery
Objective: To study the microwave freeze-drying kinetics and product quality of Cornus officinalis. Methods: The microwave freeze-drying technology was used to analyze the drying characteristics, quality changes of total flavonoids and total phenols of Cornus officinalis under different microwave power （100, 200, 300, 400, 500 W）, and the related kinetic model was established. Results: The drying process of Cornus officinalis could be divided into two stages: rising rate and decreasing rate, and there was no obvious constant rate stage. The increase of microwave power could improve the drying rate and shorten the drying time. Data fitting showed that page model …