Research On Mill Distance Monitoring System Based On Machine Vision,
2022
School of Mechanical and Electrical Engineering, Henan University of Technology, Zhengzhou, Henan 450001 , China
Research On Mill Distance Monitoring System Based On Machine Vision, Lu Shao-Jie, Wu Wen-Bin, Zhang Wen-Long, Hou Ning-Pei, Liu Pei-Kang, Zhao Qi-Feng
Food and Machinery
Objective: Real-time monitoring of the grinding roller distance of the pulverizer. Methods: CCD industrial camera was used to collect the rolling distance image, threshold segmentation and morphology were used to preprocess the gray image, and then the edge detection algorithm combined with MATLAB software and mathematical operation were used to eliminate the irrelevant edge points, and finally the rolling distance of the mill was calculated. The feasibility and veracity of the system were verified by comparing the value of gauge and the value of system monitoring. Results: The data fluctuation range of the online monitoring system was …
Efficientnet Edible Fungus Image Recognition Based On Improved Weight Decay,
2022
College of Computer and Information Engineering, Xinjiang Agricultural University, Urumqi, Xinjiang 830052 , China
Efficientnet Edible Fungus Image Recognition Based On Improved Weight Decay, Yao Zhi-Xin, Zhang Tai-Hong, Zhao Yun-Jie
Food and Machinery
Objective: In order to solve the problem of edible fungus species identification, an EfficientNet edible fungus image classification model based on convolution neural network is proposed. Methods: Firstly, the edible fungus images were collected and the datasets were made according to different equipment and shooting environment, and then the model performance was improved through model training skills and network skills. A YWeight weight attenuation method was proposed to control the effective learning rate, and the generalization performance of the model was affected by controlling the cross-boundary. Results: This method makes EfficientNet-B0 obtain 79.82% (+0.85%) top-1 accuracy on …
Storage Stability Of Bilayer Indicator Films Containing Anthocyanin,
2022
School of Food Engineering, Henan Vocational College of Agriculture, Zhengzhou, Henan 451450 , China
Storage Stability Of Bilayer Indicator Films Containing Anthocyanin, Wang Wen-Yan, Zhou Xi, Wei Zhen, Yu Xi-Zheng, Xiong Guo-Yuan
Food and Machinery
Objective: This study aimed to investigate the best storage conditions for anthocyanin indicator films. Methods: The double-layer indicator films containing anthocyanins were investigated. The mechanical properties (tensile strength and elongation at break), thickness, color and antioxidant properties (DPPH free radical scavenging ability, total phenol content and ABTS free radical scavenging ability) of double-layer indicator films containing anthocyanins were determined at different storage time (0, 7, 14, 21, 28 and 35 d) and temperature (25, 4 and 18 ℃). Results: The results showed that the thickness of the indicator films was generally maintained at about 0.15 mm, and …
Application Of Information Visualization Technology In Tea Packaging Design,
2022
School of Art and Design, Changsha University of Seience & Technology, Changsha, Hunan 400114 , China
Application Of Information Visualization Technology In Tea Packaging Design, Xie Qi, Qin Yu-Yang
Food and Machinery
With functional information of tea as the starting point, information visualization as the means and tea packaging as the medium, benefiting from the visual communication between tea and consumers realized by the joint forces of the three, this paper discusses the principles and methods of information visualization in tea packaging design, and transmits the relevant information of tea to consumers easily, quickly and effectively to achieve the purpose of promotion.
Storage Endurance Evaluation Of 'Jinxiu' Yellow Peach With Different Sugar Content Based On Nmr And 1h-Mri Techniques,
2022
Forest and Fruit Tree Research Institute, Shanghai Academy of Agricultural Sciences, Shanghai 201403 ,China ；Agro-product Fresh Keeping and Processing Research Center, Shanghai 201403 , China
Storage Endurance Evaluation Of 'Jinxiu' Yellow Peach With Different Sugar Content Based On Nmr And 1h-Mri Techniques, Zhou Hui-Juan, Ye Zheng-Wen, Zhang Zhi-Qiang, Du Ji-Hong, Zeng Si-Yi
Food and Machinery
Objective: To evaluate the storability of yellow peach with different sugar content. Methods: The respiration intensity, ethylene release rate, soluble solid content and texture of the fruit stored at 0, 14, 21, 28, 35, (35+3) d were measured. Nuclear Magnetic Resonance (NMR) technique and proton magnetic resonance imaging (1H-MRI) were used to determine the content of free water (A2) and relaxation time (T2) to observe the changes of fruit stored at (2±0.5) ℃. Results: During storage and shelf, the decrease rate of firmness of pulp, flesh compactedness and chewiness was faster in low-sugar group, especially at the …
Numerical Simulation Of Pitaya Freeze-Drying Process Based On Fractal Theory,
2022
College of Food Science and Technology, Shanghai Ocean University, Shanghai 201306 , China
Numerical Simulation Of Pitaya Freeze-Drying Process Based On Fractal Theory, Zhang De-Zheng, Yu Ke-Zhi, Zhang Tong
Food and Machinery
Objective: To optimize the drying characteristics of dragon fruit freeze-drying process. Methods: Based on the fractal theory and the theory of heat and mass transfer in porous media, the COMSOL software was used to numerically simulate red pitaya slices with a thickness of 8, 10, 12, 14 mm and a radius of 40 mm to simulate the sublimation and drying stage of pitaya. The heat and mass transfer process in the internal porous medium, the real-time displacement of the ice interface during the ice sublimation process is obtained, the sublimation period is predicted, and the experimental verification is …
An Improved Automatic Detection Model For Egg Defection Based On Yolov5,
2022
Shenyang Vocational and Technical College, Shenyang, Liaoning 110045 , China
An Improved Automatic Detection Model For Egg Defection Based On Yolov5, Yao Xue-Feng, Li Chao
Food and Machinery
Objective: To solve the problems of low detection efficiency and poor accuracy of existing automatic detection methods for egg defect images. Methods: Based on the egg detection system, an improved YOLOv5 automatic detection model was proposed. Added the lightweight network MobileNetv3 to YOLOv5 model to reduce the complexity of the model, and deleted the neck network and small target detection at the output end. Results: Compared with the traditional control method, this method can detect the surface defects of egg targets more accurately and efficiently, with the complexity of more than 35% reducing, the detection time of …
Effect Of Irradiation On Active Components Of Rhodiola Rosea Extracts And Their Hypoglycemic Ability,
2022
Agricultural College of Yanbian University, Yanji, Jilin 133002 , China
Effect Of Irradiation On Active Components Of Rhodiola Rosea Extracts And Their Hypoglycemic Ability, Qu Meng, Chang Yan-Qiu, Qi Xin, Cui Cheng-Bi
Food and Machinery
Objective: This study aimed to study the changes of active components in irradiated Rhodiola rosea extracts (RRE) and their hypoglycemic effect. Methods: Rhodiola rosea was irradiated with 60Co-γ rays at doses of 5, 10, 20 and 30 kGy, respectively. High performance liquid chromatography (HPLC) was used to analyze RRE compounds before (0 kGy) and after irradiation. The type 1 diabetic mouse models established by intraperitoneal injection of Streptozotocin (STZ) were given a gavage. The body weight, fasting blood glucose, food intake and water intake of mice were measured regularly. Oral glucose tolerance was measured on the last day, …
Extraction Process, Structural Characteristics And Biological Activity Of Mesona Chinensis Polysaccharide,
2022
College of Life Sciences and Technology, Lingnan Normal University, Zhanjiang,Guangdong 524048 , China ；School of Mechanical and Electrical Engineering,Xinjiang Agricultural University, Urumqi, Xinjiang 830052 , China
Extraction Process, Structural Characteristics And Biological Activity Of Mesona Chinensis Polysaccharide, Dong Wei, Ma Sheng-Jian, Guo Jun-Xian, Luo Hao, Tao Mei-Hua
Food and Machinery
Objective: This study focused on improving the extraction rate and application of Mesona chinensis polysaccharide (MCP). Methods: MCP was obtained from fresh M. chinensis by thermally alkaline extraction, protein removal by trichloroacetic acid and purification by dialysis bag. The chemical structure was analyzed by ultraviolet and infrared spectrum scanning, X-ray diffraction and SEM scanning. The antioxidant activity was determined by in vitro antioxidant capacity, and the antibacterial activity was determined by antibacterial experiment. Results: The optimal extraction conditions of MCP were solid-liquid ratio of 1∶5.47 (g/mL), soaking time of 10.71 min, sodium bicarbonate concentration of 1.64%. Under …
Analysis Of Protein Extraction And Antioxidant Activity Of Enzymatic Hydrolysates From Scallop Processing By-Products,
2022
School of Food Science and Bioengineering, Changsha University of Science & Technology,Changsha, Hunan 410000 , China ；College of Life Science, University of Chinese Academy ofSciences, Beijing 101408 , China
Analysis Of Protein Extraction And Antioxidant Activity Of Enzymatic Hydrolysates From Scallop Processing By-Products, Guo Yu, Wen Shi-Yu, Ni Ce, Ou Xiao-Hui, Qu Ting-Min, Wu Ying, He Shu-Wen, Li Hong-Hui, Cui Bo, Cheng Yun-Hui, Wen Li
Food and Machinery
Objective: This study aimed to improve the utilization value of scallop processing by-products, by analyzing the antioxidant activity of its protein hydrolysates. Methods: The processing by-products of Argopecten irradians were used as raw materials, and the proteins were extracted by alkali extraction and acid precipitation, alkali extraction and ammonium sulfate precipitation and low temperature ethanol denaturation precipitation. Then the proteins were analyzed by SDS-PAGE. Pepsin, flavourzyme, dispase and alcalase were used to hydrolyze the protein, and the antioxidant activities of the hydrolysate products were analyzed. The molecular weight distribution, amino acid composition and hydroxyproline content of dispase hydrolysates …
Effect Of Spray Drying On The Functional Properties Of Egg Yolk Powder,
2022
College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, Henan 471023 , China
Effect Of Spray Drying On The Functional Properties Of Egg Yolk Powder, Ang Yuan, Duan Xu, Cao Wei-Wei, Ren Guang-Yue, Wang Zhe, Li Lin-Lin
Food and Machinery
Objective: This study aimed to develop the application of egg yolk powder in the field of feed, functional food and biopharmaceuticals. Methods: Using fresh eggs as raw materials, yolk powder was prepared by spray drying, and the effects of different parameters on the content of yolk antibody (IgY), protein structure and functional properties of egg yolk powder were analyzed. Results: Considering the antibody content, physicochemical properties and functional properties of egg yolk powder comprehensively, when the inlet air temperature was 140 ℃ and the feed flow rate was 600 mL/h, the IgY content of egg yolk powder …
Effects Of Typical Hot Processing On The Quality Of Chestnut,
2022
Agro-Food Science and Technology Research Institute, Guangxi Academy of AgriculturalSciences, Naning, Guangxi 530007 , China ；Guangxi Key Laboratory of Fruits and VegetablesStorage-processing Technology, Naning, Guangxi 530007 , China
Effects Of Typical Hot Processing On The Quality Of Chestnut, Zhou Kui, Li Ming-Juan, Zhang Ya-Yuan, Zhou Qing
Food and Machinery
Objective: This study aimed to explore the appropriate cooking method of chestnut. Methods: Nine kinds of thermal treatment on the quality of chestnut were compared. The thermal treatment included chestnut fruit (roasting, cooking without water under normal-pressure, cooking within water under normal-pressure, cooking without water under high-pressure, cooking within water under high-pressure) and chestnut kernel (cooking without water under normal-pressure, cooking within water under normal-pressure, cooking without water under high-pressure, cooking within water under high-pressure). Results: The content of starch and polyphenols in chestnut were decreased by the nine kinds of thermal treatment, while the amylose content …
Progress In The Analysis And Detection Of Steroidal Hormones In Royal Jelly,
2022
Changchun University of Chinese Medicine, Changchun, Jilin 130000 , China
Progress In The Analysis And Detection Of Steroidal Hormones In Royal Jelly, Li Zheng, Yang Jing, Jiao Li-Li, Li Hui, Wu Wei
Food and Machinery
The rapid determination of steroidal hormones and their contents in royal jelly by molecular imprinting and high performance liquid chromatography-mass spectrometry (HPLC-MS) was reviewed. The research progress of liquid-liquid extraction, solid phase extraction, QuECHERS and other pretreatment methods, as well as HPLC-MS, gas chromatography-mass spectrometry (GC-MS), radioimmunoassay and enzyme-linked immunosorbent assay were introduced. The advantages and disadvantages of various pretreatment methods and analytical methods were analyzed and compared. Finally, the feasibility of using molecular imprinting technology and HPLC-MS to detect steroid hormones in royal jelly was prospected.
Research Progress On New Extraction Technologies And Bioactivities Of Flavonoids From Orange,
2022
School of Food and Biological Engineering, Chengdu University, Chengdu, Sichuan 610106 , China ；Institute of Urban Agriculture, Chinese Academy of Agricultural Sciences, Chengdu, Sichuan 610213 , China
Research Progress On New Extraction Technologies And Bioactivities Of Flavonoids From Orange, Liu Dan, Guo Huan, Wu Di, Gan Ren-You
Food and Machinery
The new extraction technologies of citrus flavonoids in recent five years were reviewed, including low eutectic solvent extraction, subcritical fluid extraction and magnetic molecular blot selective extraction.the bioactivities and mechanisms of citrus flavonoids, such as antioxidant, anti-inflammatory, antibacterial, anti-obesity, anti-diabetes, anti-cancer, intestinal protection, cardiovascular protection, liver protection and neuroprotection, were also expounded, and suggestions for further study of citrus flavonoids were proposed.
Research Progress Of Mushroom Sauce,
2022
College of Food & Bioengineering, Henan University of Science &Technology, Luoyang, Henan 471003 , China
Research Progress Of Mushroom Sauce, Chen Jing, Tang Hao-Guo, Wang Jia-Kang, Yang Tong-Xiang, Ma Li-Ping
Food and Machinery
This review summarized the research achievements of mushroom sauce in recent years, from the aspects of raw and auxiliary materials selection, formula, and process research, analysis and testing, existing problems, and prospected the raw material quality and nutrition safety detection.
Research Progress Of Plant-Based Meat Products,
2022
Luohe Medical College, Luohe, Henan 462002 , China ；Henan Province EngineeingResearch Center of Nutritional and Health, Luohe, Henan 462002 , China
Research Progress Of Plant-Based Meat Products, Dou Kang-Ning, Zhao Yong-Gan, Jin Shao-Ju, Li Chao-Min, Deng Tong-Xing, Zhao Zhi-Jun
Food and Machinery
The concept, raw materials, technology, texture, sensory, nutrition, market, patent and safety of plant-based meat products were reviewed, and the achievements and shortcomings of the development of plant-based meat products were summarized. It is indicated that the next researching should be done from the protein types of raw materials, protein molecular modification, texturized protein production technology, genetic engineering technology transformation, etc.
Phenolic Compounds Profile And Antioxidant Activities Of Different Fractions Of Tartary Buckwheat,
2022
School of Liquor and Food Engineering, Guizhou University, Guiyang, Guizhou 550025 , China
Phenolic Compounds Profile And Antioxidant Activities Of Different Fractions Of Tartary Buckwheat, Chen Yue, Zhu Yong, Qin Li-Kang
Food and Machinery
Objective: This study aimed to investigate the phenolic compounds profile and antioxidant activities of different fractions of Tartary buckwheat. Methods: Tartary buckwheat was ground and sieved into shell, bran and powder. Phenolic compounds in tartary buckwheat were extracted with 70% ethanol, and phenolic compounds composition and antioxidant activity of the extract were analyzed. Results: In Tartary buckwheat bran, the total phenolics and flavonoids were (3 042±31) mg GAE/100 g·DW and (5 290±233) mg RE/100 g·DW, accounting for 60.8%, 67.7% of the total Tartary buckwheat, respectively. Rutin was the dominant phenolic compounds in bran extract, and the content …
Effects Of Lotus Leaf Powder On Physicochemical Properties Of Flour And Crisp Biscuits,
2022
Cooking Food College, Zhengzhou Tourism College, Zhengzhou, Henan 450009 , China
Effects Of Lotus Leaf Powder On Physicochemical Properties Of Flour And Crisp Biscuits, Wang Feng-Lei
Food and Machinery
Objective: The effects of lotus leaf coarse powder and lotus leaf superfine powder on the physical and chemical indexes of flour and its application in crisp biscuits were studied in this paper, and explored the suitable amount of lotus leaf coarse powder and lotus leaf superfine powder added in crisp biscuits. Methods: Farinograph, extensograph, wet gluten tester, and falling number tester were used to determine the effects of lotus leaf powder on the physical and chemical indexes of flour. The hardness of the dough and the shear force of the crisp biscuit were measured by the texture analyzer, …
Determination Of Duck Meat Adulteration Ratio In Pork Stuffing,
2022
Heilongjiang National Vocational College, Harbin, Heilongjiang 150066 , China
Determination Of Duck Meat Adulteration Ratio In Pork Stuffing, Fei Ying-Min, Pan Lei, Ni Xue, Zhang Gen-Sheng
Food and Machinery
Objective: This study aimed to determine the proportion of duck adulteration in pork stuffing by gas chromatography. Methods: Based on the analysis of characteristic fatty acid types as well as contents in different meats by gas chromatography, the standard fingerprint profiles of pork and duck were established manually, and the chromatograms of duck adulteration samples with 10%, 30%, 50% and 70% adulteration in pork stuffing were analyzed. The characteristic fatty acids of duck-pork were finally selected as lauric acid, stearic acid, trans Behenic acid, and linoleic acid. The adulteration experiment was simulated to establish the prediction regression models …
Detection Of Defective Shrimp And Optimization For Key Parameters In Multi-Channel Automatic Elimination System,
2022
Jiaxing College, Jiaxing, Zhejiang 314000 , China
Detection Of Defective Shrimp And Optimization For Key Parameters In Multi-Channel Automatic Elimination System, Zeng Ling-Xiao, Liu Zi-Hao, Yan Zhi-Peng, Zhao Kun, Liu Hao
Food and Machinery
Objective: When inspecting the appearance and quality of Litopenaeus Vannamei, the system can realize the automatic elimination of defective shrimps efficiently. Methods: Constructed an automatic shrimp elimination equipment and quality inspection. Structured an algorithm to extract shrimps’ morphological feature, complete the clarification of normal and defective shrimps. Realizing defective shrimps’ elimination by blowing them from the side to middle. Through the analysis of internal stress of shrimp, we calculated the correlation between blowing volume and moving distance. Moreover, the relationships among gass output volume, shrimps’ moving distance and speed had been optimized. Results: With the increasing of …
