Optimization On Parameters Of Collecting And Sorting Device For Discarded Poultry Eggshells And Eggshell Membranes,
2022
College of Engineering, Northeast Agricultural University, Harbin, Heilongjiang 150030 , China
Optimization On Parameters Of Collecting And Sorting Device For Discarded Poultry Eggshells And Eggshell Membranes, Yang Yue-Bin, Chen Bo-Chao, Wang Ming-Jiu, Chi Yu-Jie, Chi Yuan
Food and Machinery
Objective:To efficiently exploited the discarded eggshells and eggshell membranes. Methods: The discarded eggshells was separated and collected. Used Fluent and EDEM coupling simulation to study the flow field characteristic and particles trajectory, which affected by structure parameters such as upper outlet diameter and lower outlet diameter of the collecting barrel. By analyzing flow field characteristic and capture rate of eggshells as well as eggshell membranes, the size of collecting barrel was optimized. The top angle, the vacuum of suction machine, the feeding inlet air velocity, the solid load of feeding inlet were used as the test factors. The recovery …
Optimization And Test Study On Parameters Of Helical Axis Based On Edem Solid-Liquid Separation Device,
2022
College of Mechanical and Electrical Engineering, Yunnan Agricultural University, Kunming, Yunnan 650201 , China
Optimization And Test Study On Parameters Of Helical Axis Based On Edem Solid-Liquid Separation Device, Chang Jin-Pan, Guo Lin, He Xiao-Mei, Wang Jian-Kun, Fang Qi-Ming
Food and Machinery
Objective: To solve the problems of low dehydration rate of solid-liquid separation device and discharge not free of kitchen waste. Methods: By Optimizing the parameters of the key parts of the solid-liquid separation device, modeling the solid-liquid separation device based on Creo, analyzing the extrusion process through EDEM simulation software, the optimized screw shaft prototype was made and verified. Results: The optimized spiral shaft structure parameters were conveying distance 373 mm, compression distance 180 mm, compression end diameter 96 mm, spiral blade diameter 98 mm and axis length 553 mm; the force range of solid-liquid separation device was 2.7~4.5 N, …
An Automatic Recognition Method For Food Foreign Matter Based On Improved Convolutional Neural Network,
2022
Hunan Environmental Biology Vocational and Technical College, Hengyang, Hunan 421005 , China ；Hunan Agricultural University, Changsha, Hunan 410013 , China
An Automatic Recognition Method For Food Foreign Matter Based On Improved Convolutional Neural Network, Deng A-Qin, Hu Ping-Xia
Food and Machinery
Objective: Improve the speed and accuracy of foreign matter identification in food. Methods: Based on the LeNet-5 network structure, the improved CNN model was obtained by adding batch normalization layer and dropout layer. Using this model, a recognition system was established for the automatic recognition of foreign bodies in food images. The performance of the model was analyzed through experiments. Results: Compared with the traditional model, this model has higher detection accuracy and faster recognition speed. The recognition accuracy of food foreign bodies was 99.75% and the recognition time was only 0.332 s. Conclusion: The foreign object recognition model of …
Expression Method Of Hand-Painted Illustration In Food Packaging Design,
2022
Baoding Preschool Teachers College, Baoding, Hebei 072750 , China
Expression Method Of Hand-Painted Illustration In Food Packaging Design, Liu Da-Lin, Zhao Li-Na
Food and Machinery
This paper introduces the concept, origin and expression form of hand-painted illustration, analyzes the application value of hand-painted illustration in food packaging design, and studies the application of hand-painted illustration in food packaging design from four aspects: history and culture, humor and interest, emotional expression and brand concept, which provides a reference for different types of food packaging design.
Effects Of Different Concentrations Of Ozone Fumigation On The Storage Quality Of Agaricus Bisporus,
2022
Agri-Food Storage and Processing Research Center, Shanghai Academy of Agriculture Sciences, Shanghai 201403 , China ；Shanghai Agri-Food Storage and Processing Engineering Technology Research Center, Shanghai 201403 , China
Effects Of Different Concentrations Of Ozone Fumigation On The Storage Quality Of Agaricus Bisporus, Liu Chen-Xia, Qiao Yong-Jin, Tian Shan-Shan, Yao Lian-Mou, Ding Wen-Feng
Food and Machinery
Objective:This study aimed to investigate the effects of different concentrations of ozone fumigation on the texture and nutritional quality of post-harvestAgaricus bisporus during cool storage. Methods:‘A15’A. bisporus was treated with ozone gas with concentrations of 14.89, 29.77 and 44.65 mg/m3 respectively, and the changes in related indicators of each group during (1±1) ℃ storage were analyzed, such as sensory, texture and nutrition. Results:When stored for 8 days, 29.44 mg/m3 ozone fumigation treatments effectively maintained good springiness, cohesiveness and resilience, and delayed the decrease of the sensory quality, hardness, soluble solids, vitamin C and soluble protein content. Conclusion: …
Effects Of High-Oxygen Modified Atmosphere Packaging Of The Quality Of Fresh-Cut Aralia Elata,
2022
College of Food Engineering, Jilin Engineering Normal University, Changchun, Jilin 130052 , China ；Mountain Grape Resources Development for Innovative Research Team of Jilin Province, Changchun, Jilin 130052 , China
Effects Of High-Oxygen Modified Atmosphere Packaging Of The Quality Of Fresh-Cut Aralia Elata, Liu Huan, Zhao Han-Yu, Ye Lu-Lu, Dong Yan-Jiao
Food and Machinery
Objective:This study aimed to explore the effective method of high-oxygen modified atmosphere packaging for fresh cutting Aralia elata Seem. Methods:In order to explore the effects of high oxygen regulated packaging treatment on the sensory quality and physiological changes of fresh cutting A. elata, different combinations of high oxygen regulated packaging with carbon dioxide were carried out. Results:The results showed that 90% high-oxygen conditioning package treatment significantly reduced the changes of respiratory strength, hardness and color, inhibited the consumption of total sugar and total phenol, reduced the activities of enzyme browning related enzymes POD and PPO and MDA …
Optimization Of Extraction Process And Antioxidant Activity Of Flavonoids From Artemisia Argyi,
2022
College of Food Science and Technology, Henan Agricultural University, Zhengzhou, Henan 450002 , China ；Zhengzhou Nutrition and Health Food Laboratory, Zhengzhou, Henan 450002 , China ；Key Laboratory of Bulk Grain Processing, Ministry of Agriculture and Rural Affairs, Zhengzhou, Henan 450002 , China
Optimization Of Extraction Process And Antioxidant Activity Of Flavonoids From Artemisia Argyi, Wang Na, Zhang Hao-Yu, Ning Can-Can, Fan Yun-Tao, Wang Lin-Qing, Yu Qiu-Ying
Food and Machinery
Objective:To optimize the extraction process of flavonoids from Artemisia argyi and evaluate the antioxidant activity in vitro. Methods:The ultrasonic-microwave combined water extraction method of Artemisia flavonoids was determined, and the extraction process was studied with the yield of total flavonoid, DPPH radical scavenging rate and ·OH radical scavenging rate of Artemisia argyi. Based on the single factor experiment, the factors with greater influence were screened through Plackett-Burman design, then optimized extraction process by response surface test. Results:The best extraction process was ultrasonic power 340 W, ultrasonic time 27 min, microwave power 600 W, microwave time 120 s, …
Comparative Study Of Processed Polygonatum Cyrtonema And Its Compatibility Affecting On Material And Energy Metabolism In Cums Depressed Model Mice,
2022
Chongqing Medical University College of Traditional Chinese Medicine, Chongqing 401331 , China
Comparative Study Of Processed Polygonatum Cyrtonema And Its Compatibility Affecting On Material And Energy Metabolism In Cums Depressed Model Mice, Wei Ting, He Xian-Yuan, Zhu Xiao-Hong, Wang Zhong-Qiang, Fan Jing-Xian, Yu Lu-Rong, Li Xin-Ran
Food and Machinery
Objective: The Polygonatum cyrtonema was processed to investigated its effects on material and energy metabolism in CUMS depressed model mice.Methods: 80 KM/SPF mice were randomly divided into model group, positive group, processed P. cyrtonema group and compatible group, with male and female were equally divided. CUMS depressed mice model were established by unpredictable mild stress for 28 days. The levels of ICD, α-KGDHC, ATPs and Na+K+ ATPase in brain, cerebellum, liver, kidney and spleen were detected by ELISA.Results: Processed P. cyrtonema and its compatibility had different effects on the enzyme levels of material and energy metabolism in both …
Antioxidant Properties Of Polysaccharides From Platycodon Grandiflorum And Its Hypoglycemic Effect On Type 2 Diabetic Rats,
2022
Department of Traditional Chinese Medicine, School of Medicine, Yanbian University, Yanji, Jilin 133000 , China
Antioxidant Properties Of Polysaccharides From Platycodon Grandiflorum And Its Hypoglycemic Effect On Type 2 Diabetic Rats, Zhao Kai-Di, Wang Qiu-Dan, Lin Chang-Qing
Food and Machinery
Objective: This study aimed to investigate the antioxidant activity of polysaccharides fromPlatycodon grandiflorumand its hypoglycemic effect on type 2 diabetic rats.Methods: Extraction and determination ofP. grandiflorum polysaccharide content and its ability to scavenge different free radicals The rats were fed with high-fat and high-sugar feed for 6 weeks. After 6 weeks, the rats were intraperitoneally injected with STZ (30 mg/kg·BW) to establish type 2 diabetes models (T2DM), which were divided into normal group, model group, andP. grandiflorum-polysaccharide high-dose group (400 mg/kg) and low-dose group (200 mg/kg), and positive group (metformin 200 mg/kg). The body weight and fasting blood glucose …
Optimization Of Microwave Assisted Extraction Of Anthocyanins From Blueberry And Its Thermokinetic Analysis,
2022
Food and Chemical Engineering Department, Henan Quality Polytechnic, Pingdingshan, Henan 467000 , China
Optimization Of Microwave Assisted Extraction Of Anthocyanins From Blueberry And Its Thermokinetic Analysis, Zhai Sai-Ya, Yao Hui--Min
Food and Machinery
Objective:To improve the extraction rate of blueberry anthocyanins and overcome the shortcomings of traditional extraction. Methods:Firstly, single factor experiment was used to explore the effects of four experimental factors on the yield of anthocyanins. Response surface methodology was used to design the combination experiment, and genetic algorithm was employed to optimize the extraction process. The dynamic model of MAE process was established based on Fickʼs first law. According to Arrhenius equation and phase transition equilibrium principle, Ea, ΔS, ΔH, and ΔG in the extraction process were obtained to analyze the thermodynamics of microwave extraction process. Results: The optimum …
Effects Of Superfine Chestnut Powder On Sponge Cake Quality,
2022
College of Food Science, Southwest University, Chongqing 400715 , China
Effects Of Superfine Chestnut Powder On Sponge Cake Quality, Hu Xin-Yu, Ming Jian, Wang Shu, Xue Ai-Lian, Kou Fu-Bing, Zeng Kai-Fang
Food and Machinery
Objective: The effects of superfine chestnut powder on sponge cake quality was studied, aiming to provide a certain theoretical reference for improving the quality of bakery food. Methods: To explore the superfine chestnut powder adding amount on the sponge cake texture, sensory, baking, aging characteristics and nutritional quality, different contents of superfine chestnut powder were added during the making process of sponge cake. Results: The hardness, elasticity, chewiness and specific volume of cake had no significant change compared with the control group when chestnut powder was added less than 10%. The addition of chestnut powder could reduce the brightness and …
Mass And Heat Transfer Characteristics And Quality Optimization Of Microwave Vacuum Drying For Wakame,
2022
Marine Fishery Equipment Professional Technology Innovation Center of Liaoning Province, Dalian, Liaoning 116023, China; College of Mechanical and Power Engineering 〔College of China & New Zealand Collaboration〕, Dalian Ocean University, Dalian, Liaoning 116023, China; Key Laboratory of Environment Controlled Aquaculture Ministry of Education 〔Dalian Ocean University〕, Dalian, Liaoning 116023, China）
Mass And Heat Transfer Characteristics And Quality Optimization Of Microwave Vacuum Drying For Wakame, Zhang Qian, Li Shi-Yu, Li Xiu-Chen, Mu Gang, Dai Yi-Jun, Zhang Guo-Chen
Food and Machinery
Objective:This study aimed to improve both the drying rate and quality of Undaria pinnatifida. Methods:Microwave vacuum drying experiment was carried out under different microwave power density, vacuum degree and pulse intermittent conditions. The thin layer drying model was established and the mass and heat transfer parameters were calculated. The drying process parameters were optimized by L9（34） orthogonal test with indicators of drying time, sensory quality, rehydration rate, energy consumption and material temperature. Results:Page model was found fit the drying kinetics well, and the change of drying kinetics showed obvious dependence on energy contribution of drying conditions. The effective moisture diffusion …
Approved Situation And Problems Of The Spirulina Health Foods,
2022
Center for Food Evaluation, SAMR, Beijing 100070 , China
Approved Situation And Problems Of The Spirulina Health Foods, Fu Yu, Jiang Yu, Wang Jin-Bo, Zhang Bo-Jin, Song Chen, Sun Ming-Xia
Food and Machinery
The approved health food products in China were analyzed from the following five aspects: the number of approved products, the use of raw materials, the claim of health function, the distribution of dosage forms, and the index of signature ingredients. It was found that almost all Spirulina powder was the primary processed product, and the homogeneity was serious. Moreover, the characteristic components were different from those of β-carotene and phycocyanin specified in the record. Based on these problems, the healthy development of health food industry should be promoted by broadening the idea of product research and development, and then improve …
Quality Evaluation Of 21 Kinds Of Non-Waxy Proso Millet Based On Principal Component Analysis,
2022
College of Food Science and Engineering, Northwest A & F University, Xianyang, Shaanxi 712100 , China ；Engineering Research Center of Grain and Oil Functionalized Processing in Universities of Shaanxi Province,Xianyang, Shaanxi 712100 , China
Quality Evaluation Of 21 Kinds Of Non-Waxy Proso Millet Based On Principal Component Analysis, Zhao Ning, Xie Fei, Liang Ji-Bao, Feng Bai-Li, Du Shuang-Kui
Food and Machinery
Objective: This study aimed to evaluate the quality of different non-waxy proso millet varieties. Methods: 21 non-waxy proso millet varieties were selected as experimental materials, and their nutritional composition, pasting characteristics, cooking characteristics and texture characteristics were measured. The quality difference and index correlations between different non-waxy proso millet varieties were analyzed and compared. Principal component analysis was used to evaluate their quality. Results: The texture characteristics, crude fat content, setback, breakdown and final viscosity had great differences among the tested varieties, and the variation coefficient of pasting temperature and starch content was small, which were relatively …
Study On The Stability Of Lipase Of Terminally Cyclized Thermomyces Lanuginosus,
2022
School of Food Science and Technology, Henan University of Technology, Zhengzhou, Henan 450001 , China
Study On The Stability Of Lipase Of Terminally Cyclized Thermomyces Lanuginosus, Song Wen, Wu Xia-Xia, Lou Hai-Wei, Fang Hui-Min
Food and Machinery
Objective: To obtain industrial standard lipase with high activity and stability, Butelase 1 ligase was used to connect the N- and C-termini of Thermomyces lanuginosus lipase (TLL), and then the protein characteristics, including heat stability, protease resistance, and enzymatic kinetics were analyzed. Methods: His6 affinity column was used to purify recombinant Butelase 1 (rButelase 1) and TLL (rTLL) from mammalian cells and E. co- li; rButelase 1 to was utilized connect the N- and C-termini of rTLL to generate circular rTLL (cTLL); the enzymatic activity, the heat stability, the protease resistance, the resistance to heat-induced precipitation, and …
Screening Of Vanillin Converting Microorganism By Ferulic Acid And Optimization Of Fermentation Conditions,
2022
Inner Mongolia Kunming Cigarette Limited Liability Co., Hohhot, Inner Mongolia 010020 , China
Screening Of Vanillin Converting Microorganism By Ferulic Acid And Optimization Of Fermentation Conditions, Li Li-Qun, Liu Qiang, Qiao Yue-Mei, Guo Chun-Sheng, Chai Ying, Hao Jie
Food and Machinery
Objective: The aim of this study was to obtain vanillin converting microorganism by ferulic acid and optimize of fermentation conditions. Methods: The strains that can produce vanillin by ferulic acid which is screened form Daqu of Baijiu. The single factor experiment and orthogonal experiment were applied to optimize the fermentation conditions by shake flask fermentation. Results: The results showed that isolate B2-12 was identified as Bacillus subtilis and the high yield of vanillin was reached 34.5 mg/L under the conditions of liquid loading 44%, pH 10, 43 ℃ and shaking speed 160 r/min for 4 days fermentation. …
Effects Of Coconut Powder On Thermomechanical Rheology Properties Of Wheat Flour,
2022
Hospitality Institute of Sanya, Sanya, Hainan 572000 , China
Effects Of Coconut Powder On Thermomechanical Rheology Properties Of Wheat Flour, Li Ming, Sheng Zheng, Li Ze-Jun, Zhang Hai-Hua
Food and Machinery
Objective: In order to develop coconut utilization in wheat dough products, the effects of coconut powder on the thermomechanical rheology properties of wheat flour was studied. Methods: Freeze dried coconut flour and wheat flour were mixed in different proportions, then mixed flour was analyzed by GB/T 37511—2019 of Mixolab mixing instrument. Results: The changes of the properties of gluten and starch in wheat flour were analyzed and discussed respectively. It was found that coconut powder had great effects on the properties of both starch and gluten. As the increase of coconut powder, the water absorption of mixed …
Evaluation On Uncertainty Of Advantame In Syrups Determined By High Performance Liquid Chromatography,
2022
Changsha Institute for Food and Drug Control, Changsha, Hunan 410008 , China
Evaluation On Uncertainty Of Advantame In Syrups Determined By High Performance Liquid Chromatography, Lei De-Qing, Zhong Fei-Fei, Zhou Jin-Sha, Liu Bo, Wang Zi-Qian, Zhou Ya-Min
Food and Machinery
Objective: This study aimed to evaluate the uncertainty of determination by high performance liquid chromatography (HPLC) for the content of adevantame, a synthetic sweetener illegally added in syrup drugs. Methods: The sample is diluted with solvent, and the content of adevantame in the sample was determined by HPLC. Through the analysis of the factors affecting the uncertainty, such as the preparation of the reference solution, curve fitting, sample weighing, sample volumetric determination and instrument precision, the uncertainty was synthesized of each component, and the extended uncertainty is calculated. Results: The expanded uncertainty is 1.8 μg/mL. The influence …
Simultaneous Determination Of 6 Flavonoids In Health Care Products By High Performance Liquid Chromatography,
2022
Guangzhou Inspection and Testing Certification Group Company Limited, Guangzhou,Guangdong 511447 , China ；National Quality Inspection and Testing Center for ProcessedFood 〔Guangdong〕, Guangzhou, Guangdong 511447 , China
Simultaneous Determination Of 6 Flavonoids In Health Care Products By High Performance Liquid Chromatography, Wu Yi-Qi, Liang Zhi-Sen, Chen Yu-Zhen, Zhou Rui, Lin Xiao-Jun
Food and Machinery
Objective: To establish a method for simultaneous determination of wogonoside, 4'-hydroxywogonin, norwogonin, baicalein, wogonin and chrysin in health care products by high performance liquid chromatography (HPLC). Methods: The samples were extracted with acetone, C18 solid phase extraction column was used for purification. The target compounds were determined by HPLC, quantified by matrix-matched standard curve method. Phenomenex Luna®C18(250 mm×4.6 mm, 5 μm)column was applied, mobile phase was acctonitrile-acetic acid, using gradient elution)at the flow rate of 1.0 mL/min. The temperature of column was 30 ℃ and the detection wavelength was set at 280 nm. …
Determination Of Nine Mineral Elements In Infant Formula Milk Powder By Rapid Wet Digestion-Inductively Coupled Plasma Optical Emission Spectrosmetry,
2022
Hunan Testing Institute of Product Supervision, Changsha, Hunan 410000 , China
Determination Of Nine Mineral Elements In Infant Formula Milk Powder By Rapid Wet Digestion-Inductively Coupled Plasma Optical Emission Spectrosmetry, Chen Hui, Guo Xing-Xin, Peng Jia-Li, Tao Li-Ping, Wu Hai-Zi
Food and Machinery
Objective: This study aimed to provide a rapid and efficient pretreatment method to detect the mineral elements in infant formula milk powder. Methods: Low-temperature rapid wet digestion (digesting temperature was 120 ℃ and digesting time was 90 min) combined with the inductively coupled plasma optical emission spectroscopy (ICP-OES) was used to determine the concentrations of K, Na, Ca, Mg, P, Fe, Zn, Cu, and Mn in infant formula milk powder. Results: The linear correlation coefficients of standard curves for these nine elements were all over 0.999 9. This method was verified by the reference materials in infant …
