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Articles 931 - 960 of 4889
Full-Text Articles in Food Processing
Application Of Wireless Temperature Sensor In Food Logistics Preservation, Ran Xu, Xi-Long He
Application Of Wireless Temperature Sensor In Food Logistics Preservation, Ran Xu, Xi-Long He
Food and Machinery
Temperature is an important factor that affects the preservation of food logistics, and the quality of food in the process of food logistics. The application research of wireless temperature sensors in food logistics preservation were summarized in this review, from three aspects including different types, installation locations and packaging forms of wireless temperature sensors. The application trend of wireless temperature sensor in food logistics preservation was also predicted.
Research Progress On The Extraction Of Natural Astaxanthin From Haematococcus Pluvialis, Yan Li, Jing Gao
Research Progress On The Extraction Of Natural Astaxanthin From Haematococcus Pluvialis, Yan Li, Jing Gao
Food and Machinery
Natural astaxanthin has stronger stability, biological activity and safety than chemically synthesized astaxanthin. Haematococcus pluvia-lis is the most important biological source of natural astaxanthin and more attentions have been paid to the extraction of astaxanthin from H. pluvialis. This work focuses on the development methods of cell-wall disruption of H. pluvialis and the extraction of astaxanthin, which can provides a theoretical basis for the efficient extraction and comprehensive utilization of natural astaxanthin from H. pluvialis.
Effects Of Storage Conditions On Physical And Chemical Characteristics Of Almond Protein Isolates, Wang Wei-Qing, Li Xiu-Ting, Zhou Bin, Li Shu-Gang
Effects Of Storage Conditions On Physical And Chemical Characteristics Of Almond Protein Isolates, Wang Wei-Qing, Li Xiu-Ting, Zhou Bin, Li Shu-Gang
Food and Machinery
Taking the almond protein isolate (API) as the research object, explored the effect of different storage conditions (temperature, packaging method and time) on the physical and chemical properties and digestion properties of API. The results showed that the free sulfhydryl group of API gradually decreased and the disulfide bond and carbonyl value gradually increased with the storage time prolonged. After 9 months of storage, the molecular weight of API increased, mainly concentrated in 50~70 kDa; as the oxidation degree deepened, the function characteristics of API decreased (solubility and foaming characteristics); at 35 ℃ and non-vacuum packaging conditions, after 9 months …
Drying Characteristics And Quality Of Turpan Seedless White Grape In Different Drying Rooms, E-Li Ka-Si-Mu, Li Ze-Ping, Li Xue-Lian, Shi Yong, Zhou Jun, Huang Hua, Guo Jun-Xian
Drying Characteristics And Quality Of Turpan Seedless White Grape In Different Drying Rooms, E-Li Ka-Si-Mu, Li Ze-Ping, Li Xue-Lian, Shi Yong, Zhou Jun, Huang Hua, Guo Jun-Xian
Food and Machinery
The drying time, green rate, sugar content, VC content, sensory index, and color (including the average value of L*, a*, b*, R, G, B, etc) of seedless white grape in southwest, southeast, north-south, and east-west directions were compared for three kinds of drying houses constructed with different materials in Turpan area. The results showed that in brick drying house and adobe drying house, the drying time of seedless white grape in southwest direction was 24 days, the rate of green product was 32% and 24%, the sugar content was 721.3 mg/g and 719.6 mg/g, the content of VC was 7.84 …
Design And Drying Test Of Refractance Window Drying Equipment, Wei-Peng Zhang, Yi-Fan Nie, Hong-Wei Xiao, Zhi-An Zheng, Hao-Yu Ju, Zhi-Gang Huang
Design And Drying Test Of Refractance Window Drying Equipment, Wei-Peng Zhang, Yi-Fan Nie, Hong-Wei Xiao, Zhi-An Zheng, Hao-Yu Ju, Zhi-Gang Huang
Food and Machinery
In order to explore a suitable drying device and method for heat-sensitive pulp materials, a refractance window dehydration (RW) device and an infrared refractance window dehydration (IR-RW) device were designed and manufactured with hot water and carbon fiber infrared plate as heat sources, respectively. The drying experiments were carried out with carrot pulp and also compared with the hot air drying. Both of the RW and IR-RW device were composed of feeding system, heating system, cooling system and unloading system. The control system was made of touch screen and a series of slave controllers. A control network was formed base …
Determination Of Blending Uniformity Of Cut Tobacco Based On Near Infrared Spectroscopy, Ke-Wen Zhao, Shi Chen, Hao Jiang, Long-Jun Li, Ze-Song Luo, Zhong-Wei Yin, Xing-Lin Zhang, Jing Liu
Determination Of Blending Uniformity Of Cut Tobacco Based On Near Infrared Spectroscopy, Ke-Wen Zhao, Shi Chen, Hao Jiang, Long-Jun Li, Ze-Song Luo, Zhong-Wei Yin, Xing-Lin Zhang, Jing Liu
Food and Machinery
In order to establish rapid evaluation method of tobacco, cut stem and reconstituted tobacco, multiply ratios of sugars to alkali by potassium was selected as blending homogeneity evaluation index sign. Based on tobacco (500), cut stem (500), reconstituted tobacco (250) and the formula of tobacco production line (30) of the near-infrared spectral information and blending evenness index data, the pattern recognition model and the marker correction model of evenness index data of tobacco, cut stem and reconstituted tobacco were built. The results showed as follows. ① The overall information of near-infrared spectra of the three tobacco samples were differences. ② …
Study On Physicochemical Properties And In Vitro Digestion Of The Resistant Starch From Eleusina Coracana (L.) Gaertn, Jia-Li Chen, Jing-Jie Liu, Pan-Fei Xiao, Le Wang, Li-Ya Ma, Chi-Ling Li
Study On Physicochemical Properties And In Vitro Digestion Of The Resistant Starch From Eleusina Coracana (L.) Gaertn, Jia-Li Chen, Jing-Jie Liu, Pan-Fei Xiao, Le Wang, Li-Ya Ma, Chi-Ling Li
Food and Machinery
The resistant starch (RS3) was prepared by ultrasonic and thermal-press processing using the starch from Eleusine cor-acana (L.) Gaertn (finger millet) as a raw material. The physicochemical properties and digestive characteristics of the finger millet RS3 were characterized. The results showed that compared with the raw starch of finger milletraw, RS3 had greater solubility, thermal stability and freeze-thaw stability; while its swelling and settling properties were small, and these characteristics could be used to improve the texture of the food and increase the crispness of the food. Compared with ordinary corn RS3, the finger …
Analysis And Comporison Of Nutritional Component In The Muscle Of Zhedong Geese And Landes Geese, Hua Yang, Su-Ling Sun, Wei-Hu Chen, Li-Zhi Lu, Yu Zhang, Jun-Hong Wang, Zuo-Yi Zhu, Xue Li, Wei Wang
Analysis And Comporison Of Nutritional Component In The Muscle Of Zhedong Geese And Landes Geese, Hua Yang, Su-Ling Sun, Wei-Hu Chen, Li-Zhi Lu, Yu Zhang, Jun-Hong Wang, Zuo-Yi Zhu, Xue Li, Wei Wang
Food and Machinery
To study the difference of nutritional value of Zhedong geese and Landes geese, the contents of nutritional component in chest and leg muscle of Zhedong geese and Landes geese were determined. The results showed that crude fat content of Zhedong geese was higher than that of Landes geese. However, crude protein and crude ash contents were almost same in Zhedong geese and Landes geese. Both Zhedong geese andLandes geese had a wide variety of amino acids, and their essential amino acids (EAA) compositions and structures fit in FAO/WHO recommended pattern for amino acids. The first limited amino acid in Zhedong …
Rapid Screening Of Three Kinds Of Guanidine Contraband In Auxiliary Sugar Reduction Capsule, Ying An, Ying Zhou, Jian-Bo Ji, Dong-Mei Ge
Rapid Screening Of Three Kinds Of Guanidine Contraband In Auxiliary Sugar Reduction Capsule, Ying An, Ying Zhou, Jian-Bo Ji, Dong-Mei Ge
Food and Machinery
A method for rapid screening and qualitative and quantitative determination of three biguanides, MH, PH and BH, in Jiangtang capsules by reversed-phase ion-pair-LC-MS was established and validated. Anagilent technologies C18 column (4.6× 250 mm, 5 μm) was used for the determination at 235 nm. A methanol-B ammonium acetate solution (0.01 mol/L) was used as the mobile phase for gradient elution at a flow rate of 0.5 mL/min. After the HPLC detection, the mass spectrometer for positive ion mode scanning was used for screening. The recovery of standard addition was 87.5%~108.4%, and the relative standard deviation was 0.5%~7.4%, with good precision …
Construction Of Green Food Packaging System Based On The Strategic Management Of The Supply Chain, Lu Zhao
Construction Of Green Food Packaging System Based On The Strategic Management Of The Supply Chain, Lu Zhao
Food and Machinery
In the context of increasingly-prominent global resources and environmental issues, this paper takes thewhole life cycle assessment as the basic principle, combining the basic characteristics of the supply chain network system of food packaging industry, and uses the core links-market investigation-packaging design-material selection-manufacturing and supporting manufacturing-recycling and processing-are the entry point. The green food packaging industry management process and technical system based on the strategic management of the supply chain cycle are initially constructed, and put forwards the practice path and future trend of the green food packaging system in the new era.
Prediction Model Research Of Ssc In Watermelon Based On Deep Learning And Visible/Near Infrared Spectroscopy, Shuang Wu, Guo-Jian Li, Deng-Fei Jie
Prediction Model Research Of Ssc In Watermelon Based On Deep Learning And Visible/Near Infrared Spectroscopy, Shuang Wu, Guo-Jian Li, Deng-Fei Jie
Food and Machinery
In this study, near infrared spectroscopy combined with chemometrics building models to was used to detect the soluble solid contents from watermelon,through four methods, K nearest neighbors regression, Random forest regression, convolution neural network, convolution neural network added residual-block. Some deep learning modules with image processing, coding modules in 1-d ways and apply in Visible/Near-infrared spectroscopy for modeling exploration was used. As a result, deep learning modules showed great potential in Visible/Near-infrared spectroscopy data processing, and CNN model got 0.855 9 correlation coefficient and 0.778 1 °Brix RMSEP in prediction-set. The Res-CNN model achieved 0.893 2 correlation coefficient and 0.710 …
Auxiliary Hypoglycemic Effects Of Compound Nutritional Powder On The Type 2 Diabetic Rats, Qing-Hai Sheng, Wei Zhao, Yan-Ju Jia, Zhi-Yong Dai, Ying He, Jing Liu, Li Xu, Jin-Li Long, Jun Wang, Zeng-Ning Li
Auxiliary Hypoglycemic Effects Of Compound Nutritional Powder On The Type 2 Diabetic Rats, Qing-Hai Sheng, Wei Zhao, Yan-Ju Jia, Zhi-Yong Dai, Ying He, Jing Liu, Li Xu, Jin-Li Long, Jun Wang, Zeng-Ning Li
Food and Machinery
To evaluate the auxiliary blood glucose-lowering function of compound nutritional powder made from whole milk powder, erythritol, almond powder, resistant dextrin, polydextrose, inulin, mogroside, etc., on diabetic rats. Establish a rat model of insulin resistance glucose/lipid metabolism disorder, and evaluate the effects of compound nutritional powder on normal rats and insulin resistance glucose/lipid metabolism disorder model rats. The compound nutritional powder had no significant effect on the blood sugar of normal rats; the glucose tolerance index of insulin resistance glucose/lipid metabolism disorder model rats was positive, the blood lipid index was negative, and there was no significant change in insulin …
Optimization On Fermentation Process Of High Antioxidant Activity Of Malus Doumeri Fruits Beverage, Tian-De Cheng, Qing-Tong Xie, Li-Jun You
Optimization On Fermentation Process Of High Antioxidant Activity Of Malus Doumeri Fruits Beverage, Tian-De Cheng, Qing-Tong Xie, Li-Jun You
Food and Machinery
The comprehensive evaluation model of antioxidant capacity of Malus doumeri fruits beverage was determined by principal component analysis. Based on the antioxidant capacity of fermented beverage of Malus doumeri fruits, the single factor test and the response surface methodology were used to find out optimal fermentation conditions. Results showed that the comprehensive antioxidant capacity of Malus doumeri fruits fermented beverage was F综合=1.214 2×(0.386 2F1+0.241 2F2+0.196 2F3). The optimal fermentation parameters of antioxidant fermented beverage of Malus doumeri fruits were: starting at pH 5.0, fermentation temperature 30 ℃, adding 20 g/100 mL of …
Effects Of Cut Tobacco Width And Drying Methods On Cigarettes With Different Specifications, Kai-Min Zhou, Ding Ding, Jin He, Yan-Qiong Liu, Kai-Jian Sun, Ke Sheng, Hao-Bo Zhang, Ru-Xin Shu
Effects Of Cut Tobacco Width And Drying Methods On Cigarettes With Different Specifications, Kai-Min Zhou, Ding Ding, Jin He, Yan-Qiong Liu, Kai-Jian Sun, Ke Sheng, Hao-Bo Zhang, Ru-Xin Shu
Food and Machinery
In order to study the effects of cut tobacco width and drying methods for different cigarette sizes on cigarette physical characteristics, mainstream cigarette smoke and cigarette making machine operating conditions, tobacco with cutting width of 0.8, 0.9, and 1.0 mm and drying methods of KLD and HDT were selected for experiments on middle, slim and short cigarette making machines. For the same size cigarettes, cigarette circumference and weight was instant. Results show that: ① Compared to cylinder drying, for the pneumatic drying cigarettes, pressure drop was increased, hardness was increased, and content of loss of tobacco from the ends was …
Research Progress On Microorganism Of Dry Cured Ham, Ming Ju, Xin Liu, Guan-Hao Li, Qian-Kun Zheng, Min Li, Chun-Xiang Piao, Ming-Xun Cui
Research Progress On Microorganism Of Dry Cured Ham, Ming Ju, Xin Liu, Guan-Hao Li, Qian-Kun Zheng, Min Li, Chun-Xiang Piao, Ming-Xun Cui
Food and Machinery
This paper summarized the research status of microorganisms in dry cured ham, summarized the influence of yeast, mold and bacteria on the microbial diversity of ham, elaborated the influence of mycotoxins, pathogenic bacteria and spoilage bacteria on the safety of ham, and prospected the development direction of dry cured ham fermentation industry.
Effect Of Airflow Ultrafine Pulverization On Physical Properties And Antioxidant Activity Of Mung Bean Sprouts, Xue-Mei Liang, Xin-Mei Lin, Mei-Xia Wei, Long-Kui Cao, Zhi-Jiang Li, Bao-Xin Lu
Effect Of Airflow Ultrafine Pulverization On Physical Properties And Antioxidant Activity Of Mung Bean Sprouts, Xue-Mei Liang, Xin-Mei Lin, Mei-Xia Wei, Long-Kui Cao, Zhi-Jiang Li, Bao-Xin Lu
Food and Machinery
Taking the mung bean sprouts after drying as raw materials, the changes in the extraction amount, antioxidant activity and physical properties of mung bean sprouts polyphenols after airflow ultrafine crushing treatment were compared. The results show that the best conditions for ultrafine pulverization of air flow were as followed: pressure 0.5 MPa and speed 5 000 r/min. Compared with conventional crushing, the extraction of mung bean sprouts polyphenols increased by 10.74%. In addition to the reduction of DPPH free radical scavenging ability, the removal ability of mung bean sprouts polyphenols to ABTS+ free radicals and hydroxyl free radicals increased …
Rapid Determination Of 7 Hormones In Grass Carp Using Quechers Coupled With Uplc-Q/ Orbitrap Ms, Zhou Yan-Hua, Li Tao, Zhang Peng-Fei
Rapid Determination Of 7 Hormones In Grass Carp Using Quechers Coupled With Uplc-Q/ Orbitrap Ms, Zhou Yan-Hua, Li Tao, Zhang Peng-Fei
Food and Machinery
A simple and rapid method for the simultaneous determination of 7 kinds of hormones in grass carp was developed by the QuEChERS method coupled with ultra performance liquid chromatogragphy quadrupole/electrostatic field orbitrap high resolution mass spectrometry (UPLC-Q/Orbitrap MS). The results indicated that the linearity of all the 7 hormones ranged from 1.0 ng/mL to 100.0 ng/mL with the correlation coefficients greater than 0.998. The LOD was in the range of 0.04~0.60 μg/kg and the LOQ was in the range of 0.2~1.8 μg/kg. The recoveries were in the range of 71.4% to 106.9%, with the RSD (n=6) in the range of …
Evaluation Of Uncertainty In Determination Of Benzoic Acid, Sorbic Acid And Saccharin Sodium In Edible Betel Nut By Hplc, Yuan He, Xiao Xiao-Yi, Liu Jia, Zhao Zhi-You, Xia Yan-Bin
Evaluation Of Uncertainty In Determination Of Benzoic Acid, Sorbic Acid And Saccharin Sodium In Edible Betel Nut By Hplc, Yuan He, Xiao Xiao-Yi, Liu Jia, Zhao Zhi-You, Xia Yan-Bin
Food and Machinery
According to GB 5009.28 2016 "National Standards for Food Safety Determination of Benzoic Acid, Sorbic Acid and Saccharin Sodium in Foods " of High Performance Liquid Chromatography, established an uncertainty evaluation method for the determination of benzoic acid, sorbic acid and saccharin sodium in Areca catechu L. by HPLC, comprehensively investigates the sources of uncertainty in the whole measurement process, and analyzes and quantifies it. The expanded uncertainty of benzoic acid, sorbic acid and saccharin sodium in the sample is 0.004 10, 0.030 7, 0.200 g/kg, respectively. The main source of uncertainty for the detection in Areca catechu L. is …
Improvement Of Tear-Tape Roll Positioning Device For Yb55 Cigarette Packing Machine, He Ren, Tian Jing, Bi Jun-Yi, Tang Shi-Xiang
Improvement Of Tear-Tape Roll Positioning Device For Yb55 Cigarette Packing Machine, He Ren, Tian Jing, Bi Jun-Yi, Tang Shi-Xiang
Food and Machinery
This article utilizes the spring ball locking structure to design a fast tear-tape roll positioning device. The application results of this device show that the tear-tape roll replacement time of the operator’s is shortened from 90 s to 24 s, and the frequency of use failures caused by the inadequate locking of the tear-tape roll is reduced from 1.4/week to 0/week, which effectively improves the operation efficiency of equipment and the stability of cigarette packaging quality.
Effect Of Electron Beam Irradiation On Storage Of Areca Taro, Sun Da-Yang, Shang Fei-Fei, Pan Zhong-Tian, Xie Yu-Hua, Liu Yan, Deng Chun-Li, Song Mu-Bo, Duan Zhen-Hua
Effect Of Electron Beam Irradiation On Storage Of Areca Taro, Sun Da-Yang, Shang Fei-Fei, Pan Zhong-Tian, Xie Yu-Hua, Liu Yan, Deng Chun-Li, Song Mu-Bo, Duan Zhen-Hua
Food and Machinery
In this study, the areca taro was treated by high energy electron beam with irradiation dose of 0.1,0.3,0.5,0.7, and 1.0 kGy. The effects of different irradiation doses on areca taro storage and antioxidant enzymes were studied. The results showed that low-dose electron beam irradiation could significantly reduce the decay rate of areca taro and better control the germination, and had little effect on the hardness, color and sensory quality. Meanwhile, they could maintain the activities of peroxidase, glutathione reductase and catalase. Among them, 0.1~0.5 kGy could be used as a suitable dose for irradiation storage of areca taro.
Optimization Of Vacuum Tumbling Combined Ultra High-Pressure Treatment Preparation Of Conditioned Chicken Breast, Xu Mei-Yu, He Dan, Song Hong-Bo, Tang Dao-Bang, Huang Qun
Optimization Of Vacuum Tumbling Combined Ultra High-Pressure Treatment Preparation Of Conditioned Chicken Breast, Xu Mei-Yu, He Dan, Song Hong-Bo, Tang Dao-Bang, Huang Qun
Food and Machinery
Water retention rate and cooking loss rate were used as the evaluation index. To optimize the proportion of low phosphorus water retaining agent and the technological conditions of conditioning chicken breast prepared by vacuum tumble-ultra-high pressure, orthogonal test and response surface analysis were used respectively, and the texture indexes of the treated chicken breast were measured. The results showed that the optimal low-phosphorus water-retaining agent were formulated as follows: sodium pyrophosphate 0.2%, starch 7.0%, and sodium bicarbonate 1.5%. The optimized conditions of vacuum rolling ultra high-pressure process were ultra-high pressure processing for 10 min with, pressure 190 MPa after a …
Research Progress On The Mechanism Of Uric Acid-Lowering Natural Bioactive Compounds, Jiang Lin-Hong, Yang Xi-Hong, Xie Jing-Wen, Xie Wan-Cui
Research Progress On The Mechanism Of Uric Acid-Lowering Natural Bioactive Compounds, Jiang Lin-Hong, Yang Xi-Hong, Xie Jing-Wen, Xie Wan-Cui
Food and Machinery
Based on purine metabolism and the pathway of uric acid, four kinds of uric acid-lowering modes and mechanisms of natural bioactive compounds were summarized, mainly analyzed the uric acid-lowering modes and research results of natural extracts, protein enzymatic hydrolysates, polypeptides, probiotics and other active compounds. It is provided guidance for the development of medicinal resources, medical auxiliary food and natural anti-gout drugs.
Study Of The Impacts Of Mono-, Di-Glyceride/Phospholipid (Mdg/Pl) On The Bioaccessibility Of Lipophilic Nutrients In Infant Formula Emulsion, Jun-Jie Hu, Yan Li, Huan-Huan Cui
Study Of The Impacts Of Mono-, Di-Glyceride/Phospholipid (Mdg/Pl) On The Bioaccessibility Of Lipophilic Nutrients In Infant Formula Emulsion, Jun-Jie Hu, Yan Li, Huan-Huan Cui
Food and Machinery
In this study, the in vitro digestion model was used for investigating the impacts of the application of Mono-, Di-glyceride (MDG) and phospholipid (PL) in the infant formula model emulsions on the bioaccessibility of lipophilic nutrients (vitamin D, carotenoids) contained in the formula. The addition of MDG/PL were found to significantly facilitate the micellization of lipophilic nutrients contained in the infant formula-based emulsion system at the simulated small intestine stage and led the digestion behavior more similar to human breast milk. The higher micellization rate resulted in higher absorption efficiency and higher bioavailability of liphophilic nutrients in the infant formula. …
A Comparative Study Of Lipase And Diacetyl Tartaric Esters Of Mono-Glycerides (Datem) On Rheological Properties Of Dough By Pressing Process And Baking Properties Of Bread, Jia-Bao Wang, Mei-Feng Huang, Di Yang, Zi-Liang Su, Han Yu, Hong-Yan He, Song He
A Comparative Study Of Lipase And Diacetyl Tartaric Esters Of Mono-Glycerides (Datem) On Rheological Properties Of Dough By Pressing Process And Baking Properties Of Bread, Jia-Bao Wang, Mei-Feng Huang, Di Yang, Zi-Liang Su, Han Yu, Hong-Yan He, Song He
Food and Machinery
Lipase was added to dough system and compared with emulsifier DATEM in this study. The effects of lipase and emulsifier DATEM on the quality of bread were studied by the specific volume and texture of bread. The results showed that lipase could reduce hardness and chewiness of the brea, improve its anti-staling property, soften the bread crumb and increase its sensory evaluation score compared with DATEM.
Identification Of Peach Fruit Juice Adulterated With Water Based On Hydrogen And Oxygen Stable Isotopes, Yue Jiang, An Li, Xin-Xin Jin, Li-Gang Pan, Zhi-Yong Zhang
Identification Of Peach Fruit Juice Adulterated With Water Based On Hydrogen And Oxygen Stable Isotopes, Yue Jiang, An Li, Xin-Xin Jin, Li-Gang Pan, Zhi-Yong Zhang
Food and Machinery
In this study, fresh peach juice is taken as the research object, and the moisture in the peach juice sample is extracted without fractionation by using the full-automatic vacuum condensation extraction technology. The hydrogen and oxygen isotopes in the water sample are simultaneously determined by using the element analyzer-stable isotope mass spectrometer (EA-IRMS). The reliability of the analysis method is evaluated by adding tests, and the change rule of hydrogen and oxygen isotope ratio after the peach juice is mixed with different proportions of moisture is discussed by using the established analysis method and multiple comparative analysis. The results showed …
Image Segmentation Of Sheep Ribs Based On U-Shaped Convolutional Neural Network, Shi-Da Zhao, Shu-Cai Wang, Zhen-Qiang Li, Yan Chen
Image Segmentation Of Sheep Ribs Based On U-Shaped Convolutional Neural Network, Shi-Da Zhao, Shu-Cai Wang, Zhen-Qiang Li, Yan Chen
Food and Machinery
Accurate identification of lamb rib area is an important content in the research of sheep carcass intelligent cutting equipment. Aiming at the problem that the color, texture and other characteristics of the carcass of the split half sheep are not obvious, and it is difficult to achieve accurate segmentation of the rib area, this paper takes the sheep rib as the research object, and proposes a sheep rib based on U-shaped convolution neural network Row image segmentation algorithm. First, collect sample images of lamb ribs, used image augmentation technology to expand the image data, and after normalization, established a lamb …
Pitch Design And Simulation Analysis Of Variable Pitch Spiral Structure, Fei-Xiang Li, Xiang-Dong Zong, Yong-Xiang Li, Jun-Hui Fu
Pitch Design And Simulation Analysis Of Variable Pitch Spiral Structure, Fei-Xiang Li, Xiang-Dong Zong, Yong-Xiang Li, Jun-Hui Fu
Food and Machinery
A new design method of spiral structure with equal diameter and variable pitch is proposed to improve the spiral feeding accuracy of wheat flour. Solidworks software is used to establish a three-dimensional model and the wheat flour material is used for discrete element simulation to observe the feeding amount and feed opening of the spiral feed section. The stability of the flow rate is compared with the conventional equal-diameter variable pitch spiral structure. The tests shows that, compared with the existing equidistant spiral structure, the experimental design of the variable pitch spiral feed section is uniformly fed at the same …
Packaging Design Of Dong Culture Based On Eye-Tracking Technology, Shuo Yang, Chao Zhang, Xiao-Jun Zhu
Packaging Design Of Dong Culture Based On Eye-Tracking Technology, Shuo Yang, Chao Zhang, Xiao-Jun Zhu
Food and Machinery
This study taking the Dong nationality as an example, ethnic elements of Dong and eye-tracking experiments were combined. Integration analysis of consumer perceptual imagery evaluation of cultural elements, which clarifies that the Dong ethnic elements had unique visual symbol characteristics with disseminating value. From the perspective of modern aesthetics, the design of drinking water was integrated with the elements of ethnic symbols. Furthermore, the Dong people’s exclusive packaging language could lay the foundation to provide a reference method for contemporary ethnic food packaging design, as well as arousing consumers’ attention and aesthetic tasting ethnic culture.
Effect Of L-Cysteine Hydrochloride On The Contents Of Four Toxic Aldehydes And Fluorescent Ages In Biscuits, Ting Weng, Jie Zheng, Cai-Huan Huang, Shi-Yi Ou
Effect Of L-Cysteine Hydrochloride On The Contents Of Four Toxic Aldehydes And Fluorescent Ages In Biscuits, Ting Weng, Jie Zheng, Cai-Huan Huang, Shi-Yi Ou
Food and Machinery
In the current study, different levels of L-cysteine hydrochloride (0.3, 0.6, 1.0, 1.5 g/kg) were incorporated in dough for the preparation of biscuits to investigate the effect of L-cysteine on the appearance and the content of four toxic aldehydes and fluorescent advanced glycation end products(AGEs) in biscuits. The results showed that the addition of L-cysteine hydrochloride brightened the color of the biscuits, and cause a slight decrease in pH values. The incorporation of L-cysteine hydrochloride significantly decreased the content of 5-hydroxymethyl furfural(HMF), 3-deoxyglucosone(3-DG), glyoxal(GO), methylglyoxal(MGO) and fluorescent AGEs in biscuits in a dose-dependent manner. The addition of L-cysteine at the …
Preparation And Structural Characterization Of Zinc-Binding Antioxidant Peptides From Corbicula Fluminea Hydrolysate, Jing-Jing Liu, Yun-Tao Xu, Chen-Hui Zhu, Qian-Qian Huang, Yao-Ping Han, Xue-Feng Wang, Ran Zhang, Yang-Jun Dai
Preparation And Structural Characterization Of Zinc-Binding Antioxidant Peptides From Corbicula Fluminea Hydrolysate, Jing-Jing Liu, Yun-Tao Xu, Chen-Hui Zhu, Qian-Qian Huang, Yao-Ping Han, Xue-Feng Wang, Ran Zhang, Yang-Jun Dai
Food and Machinery
Using clam meat as protein source, the hydrolysate was obtained by enzymehydrolysis with neutral protease. Antioxidant peptides were then separated and purified from the enzymatich-ydrolysate of Corbicula flumineaby using glucose gel G-50. Zinc-binding antioxidant peptides were prepared according to optimal process. Qualitative analysis of chelate products was carried out byninhydrin method and sodium sulfide method. Ultraviolet spectra, Fourier infrared and fluorescent light spectra, X-radiation diffraction and scanning electron microscopy were applied to predict the structure of the chelate products. The results showed that the product powder is a kind of polypeptide zinc chelate. The carboxyl, amino and amide bonds of …