Optimization Of Extraction Conditions For Volatile Flavor Compounds In Crayfish Boiled Liquid Based On Hs-Spme-Gc-Ms,
2022
College of Life and Environmental Sciences, Hunan University of Arts and Science, Changde,Hunan 415000 , China ；Hunan Provincial Collaborative Innovation Center for Efficient and HealthProduction of Fisheries, Changde, Hunan 415000 , China ；Hunan Provincial Key Laboratory forHealth Aquaculture and Product Processing in Dongting Lake Area, Changde, Hunan 415000 , China ；Hunan Provincial Key Laboratory for Molecular Immunity Technology of Aquatic Animal Diseases,Changde, Hunan 415000 , China ；Changde Research Center for Agricultural Biomacromolecule,Changde, Hunan 415000 , China
Optimization Of Extraction Conditions For Volatile Flavor Compounds In Crayfish Boiled Liquid Based On Hs-Spme-Gc-Ms, Yang Qi-Fu, Xu Wen-Si, Hu Si-Si, Ma Jia-Chen, Huang Di, Liu Li-Ping, He Jiang, Yang Pin-Hong, Zhou Shun-Xiang
Food and Machinery
Objective:In order to increase the added value of crayfish by-products.Methods:With chromatographic peaks and peak areas as the inspection indicators, the optimization on equilibrium time, addition of sodium chloride, extraction time and extraction temperature were optimized, and the composition of volatile flavor compounds was analyzed.Results:The optimal extraction conditions were equilibrium time 0 min, extraction temperature 75 ℃, extraction time 50 min, addition of sodium chloride 30% with 50/30 μm DVB/CAR/PDMS solid phase microextraction head. Under these conditions, a total of 34 volatile flavor compounds, including 5 alcohols, 12 aldehydes, 5 alkanes, 5 aromatic, 5 heterocyclic …
Path Planning Of Food Sorting Robot Based On Improved Chicken Swarm Optimization Algorithm,
2022
Jiangsu Huaiyin Business School, Huaiʼan, Jiangsu 223003 , China
Path Planning Of Food Sorting Robot Based On Improved Chicken Swarm Optimization Algorithm, Liu Fu, Chen Hong-Ming
Food and Machinery
Objective:In order to improve the efficiency of path optimization of multi station food sorting robot, a path planning scheme of food sorting robot based on improved chicken swarm optimization algorithm is proposed.Methods: The two-level path planning model of multi station food sorting robot was constructed by fully consider the optimal picking position of the robot at a single station and the shortest moving distance of the robot between multiple stations. The improved chicken swarm optimization (ICSO) algorithm was designed. The density peak clustering algorithm was used to cluster the population of ICSO, and the individual coding mode …
Adulteration Model Establishment Of Camellia Oil Based On Aroma Components Extracted From Camellia Oil And Its Application,
2022
College of Food Science and Engineering, Central South University of Forestry & Technology, Changsha, Hunan 410004 , China
Adulteration Model Establishment Of Camellia Oil Based On Aroma Components Extracted From Camellia Oil And Its Application, Chen Ze-Ming, Zhao Xin-Xin, Zhu Xiao-Yang, Zhou Bo, Zhong Hai-Yan
Food and Machinery
Objective:This study aimed to solve the problem of quantitative detection of adulteration of extracted camellia seed oil into pressed camellia seed oil.Methods:HS-SPME-GC-MS was used to determine and analyze the key aroma components of refined camellia oil and three kinds of extracted camellia oil with essence.The relative contents of aroma components in 4 kinds of original camellia oil and 10 kinds of roasted camellia oil were compared with those in extracted camellia oil. Fisher discriminant analysis was carried out with the characteristic data of aroma components in extracted camellia oil, and LDA model was established.Results:The key …
Research Progress Of 3d Printing Of Cereal-Based Materials,
2022
National Engineering Research Center for Cereal Fermentation and Food Biomanufacturing, Jiangnan University, Wuxi, Jiangsu 214122 , China
Research Progress Of 3d Printing Of Cereal-Based Materials, Geng Han, Wang Li, Chen Zheng-Xing, Zuo Zhong-Yu
Food and Machinery
In this review, the main processes, principles and equipment suitable for cereal-based 3D printing were introduced, and the printing characteristics and application of cereal-based raw materials in 3D printing were summarized, including the main factors affecting the printing quality. Moreover, the prospects and challenges of cereal-based 3D printing was also discussed.
Study On Pyrolysis Transfer Rules Of Seven Aglycones In Flue Gas Under Two Kinds Of Flavoring Methods,
2022
Technology Center, China Tobacco Henan Industrial Co., Ltd., Zhengzhou, Henan 450000 , China
Study On Pyrolysis Transfer Rules Of Seven Aglycones In Flue Gas Under Two Kinds Of Flavoring Methods, Han Lu, Chu Wen-Juan, Hu Shao-Dong, Zhao Zhi-Wei, Yang Jing, Tian Hai-Ying
Food and Machinery
bjective:The pyrolysis transfer rate of aglycones from 7 kinds of glucosides added to cigarette paper in mainstream and sidestream smoke was studied.Methods:5methylfurfuryl alcohol glucoside, menthol glucoside, anisyl alcohol glucoside, leaf alcohol glucoside, phenylethanol glucoside, ethyl vanillin glucoside and vanillin glucoside were applied to the surface of cigarette paper and inject into cigarette according to the 0.01% of the weight of cut tobacco respectively. The transfer rates of aglycones in mainstream smoke and side stream smoke were determined under two kinds of flavoring Methods. On this basis, the transfer rules of seven aglycones in mainstream smoke and sidestream …
Effects Of Breathing Tumbling On Volatile Substances Of Chinese Soy-Sauced Beef,
2022
College of Biotechnology and Food Science, Tianjin University of Commerce, Tianjin 300134 , China ；Tianjin Key Laboratory of Food Biotechnology, Tianjin 300134 , China
Effects Of Breathing Tumbling On Volatile Substances Of Chinese Soy-Sauced Beef, Liu Dan-Dan, Zhao Pei, Chen Jin-Yu, Zhao Wen-Ying, Liu Zhong-Min, Wu Zi-Jian
Food and Machinery
Objective:This study aimed to improve the production technology and flavor of Chinese beef sauce.Methods:Compared with traditional static curing, the effects of breathing rolling curing on volatile components of beef were analyzed by SPME/GC-MS.Results:The main aroma components of the beef in breathing rolling and curing process were the same as those in traditional static state, which were mainly aldehydes, hydrocarbons, alcohols, esters and ketones, among which the representative substances were benzaldehyde, anisene, cineol, eugenol acetate and 2-butanone. There were some differences in the types and relative contents of volatile substances, among which the number of hydrocarbons …
Comparative Analysis Of Nutrients In Fruiting Bodies Between Wild And Cultivated Morchella In Different Cultivation Models,
2022
College of Life Science, Yan′an University, Yan′an, Shaanxi 716000 , China
Comparative Analysis Of Nutrients In Fruiting Bodies Between Wild And Cultivated Morchella In Different Cultivation Models, Zhao Rui-Hua, He Xiao-Long, Gao Xiao-Peng, Wang Fei
Food and Machinery
Objective:This study aimed to estimate the nutritive value of wild and cultivated Morchella in Northern Shaanxi.Methods:Morchella fruiting bodies wildly growing in Northern Shaanxi and cultivated in three models (greenhouse, plastic shed and understory) were used to analyze the difference in the main nutrition components.Results:In terms of crude protein, crude fat, crude fiber and water content, all cultivated Morchella were slightly higher than those in the wild. Moreover, the amino acid content of cultivated Morchella was also higher and the amino acid ratio of understory was the most reasonable. Both the wild and the cultivated were …
Determination And Correlation Analysis Of Tobacco Non-Volatile Organic Acids And Ph,
2022
Jilin Tobacco Industrial Co., Ltd., Yanji, Jilin 133001 , China
Determination And Correlation Analysis Of Tobacco Non-Volatile Organic Acids And Ph, Piao Yong-Ge, Zhang Jia-Bao, Cui Cheng-Zhe, Liu You-Jie, Li He-Lin, Li Rui-Li, Zhang Jun-Song
Food and Machinery
Objective:To explore the effects of organic acids on tobacco pH and flue gas pH.Methods:34 kinds of single-grade tobacco and 11 kinds of finished cigarettes were taken as the research objects, and their non-volatile organic acids, tobacco pH, and the pH of mainstream smoke total particulate matter were measured respectively. Grey correlation analysis and principal component analysis were used to analyze the correlation between organic acids and pH.Results:The results of grey correlation analysis show that oxalic acid, palmitic acid, malic acid and oleic acid have a relatively large influence on the pH of single-grade tobacco; Palmitic …
Rapid Determination Of Drug Residues Of Four Kinds Of Tetracyclines Using Des-Uplc-Ms/Ms In Aquatic Products,
2022
Zhongshan Institute for Food and Drug Control, Zhongshan, Guangdong 528437 , China
Rapid Determination Of Drug Residues Of Four Kinds Of Tetracyclines Using Des-Uplc-Ms/Ms In Aquatic Products, Liu Zi-Xiong, Xie Guo-Dan, Tan Gui-Liang, Zheng Hong-Tao, Dong Hai, Huang Jing-Hui
Food and Machinery
Objective:This study aimed to develop a method of rapid detection of tetracyclines including tetracycline, oxytetracycline, aureomycin and doxycyclin in aquatic products with deep eutectic solvents (DES) extraction and ultra-high performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS).Methods:Different parameters of DES, such as the types of solvents, molar ratio of solvents, water content, and pH value were optimized.Results:The optimum deep eutectic solvent conditions for the medicament analysis of four tetracyclines in aquatic products were choline chloride-glycerol combination(molar ratio 1∶4) with 90% moisture content and 0.1% formic acid. Under the control of these condition, the four types of tetracyclines …
Rapid Determination Of 4 Anti-Diabetic Medicines In Health Foods By High Performance Liquid Chromatography-Tandem Mass Spectrometry,
2022
Dalian Center for Certification and Food and Drug Control, Dalian, Liaoning 116630 , China
Rapid Determination Of 4 Anti-Diabetic Medicines In Health Foods By High Performance Liquid Chromatography-Tandem Mass Spectrometry, Hai-Tao, Zhang Yu-Meng, Yong Yan-Hua, Li Peng, Wang Li-Na, Su Chun-Min
Food and Machinery
Objective:A high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) method was established for rapid determination of empagliflozin, linagliptin, saxagliptin and alogliptin in health foods.Methods:Target compounds in samples were ultrasonically extracted by methanol, separated by reverse liquid chromatography and detected by electrospray ionization (ESI) using multiple reaction monitoring (MRM) mode. The quantitation was carried out by external standard method of matrix calibration curve.Results:Good linear relationship displayed in the concentration range of 2~100 μg/L for saxagliptin and alogliptin, with the limits of quantitation (LOQs) of saxagliptin and alogliptin of 0.10 mg/kg. At three spiked concentration levels of …
Research On Rapid Prediction Model Of Rice Moisture Content Based On Near Infrared Spectroscopy,
2022
Institute of Biotechnology, Guizhou Academy of Agricultural Science, Guiyang, Guizhou 550006 , China
Research On Rapid Prediction Model Of Rice Moisture Content Based On Near Infrared Spectroscopy, Lu Du, Tang Jian-Bo, Jiang Tai-Ling, Chen Zhong-Ai, Pan Mu
Food and Machinery
Objective:In order to established a non-destructive, rapid and efficient method for detecting the moisture content of rice. Methods:This study, 161 rice samples were collected from 5 different regions were studied by near infrared spectroscopy combined with stoichiometry. By eliminating abnormal spectra and preprocessing the spectra, the prediction model of rice moisture content was established by partial least squares regression. Results:15 abnormal spectrum samples were eliminated using the method of principal component analysis combined with mahalanobis distance. The best spectral pretreatment was to eliminate the constant offset. The prediction model R2CAL established in the training set was 0.994 …
Secondary Extrusion Walnut Shell Breaker,
2022
School of Mechanical and Electrical Engineering, Shaanxi University of Science and Technology, Xiʼan, Shaanxi 710021 , China
Secondary Extrusion Walnut Shell Breaker, Cheng Guo-Liang, Zheng Jia-Hong, Wang Chao
Food and Machinery
Objective:To solve the problem of low breaking rate and low kernel rate of walnut.Methods:According to the principle of walnut breaking shell, the material mechanism, breaking mechanism and transmission mechanism of walnut breaking shell were designed.Results:the breaking rate of walnut was 100% and the whole kernel rate was 77.58%.Conclusion:Walnut shell breaker designed by experiment is simple in structure, convenient in operation, economical and safe.
Flow Field Simulation And Structure Optimization Of A New Type Of Vermicelli Drying Room,
2022
School of Mechannical Engineering, Hebei University of Technology, Tianjin 300401 , China
Flow Field Simulation And Structure Optimization Of A New Type Of Vermicelli Drying Room, An Zhao-Yuan, Shi Zhan-Qun
Food and Machinery
Objective:This study aimed to improve the hot air utilization efficiency of the existing vermicelli drying room.Methods: Using the k—ɛturbulence model as the theoretical model for the simulation analysis of the drying room, the core component of the automated production line, the Fluent software is used to simulate the drying room, and the movement characteristics and flow velocity distribution of the air in the drying room were obtained.Results:The structure of the drying room was optimized and drainage pipes were added. The initial plan was 120.83% faster than the original drying box in the direction perpendicular to …
Design And Test Of Head And Tail Orientation Device For Crayfish,
2022
School of Marine and Biological Engineering, Yancheng Institute of Technology, Yancheng, Jiangsu 224051 , China
Design And Test Of Head And Tail Orientation Device For Crayfish, Fu Run-Ze, Wang Ai-Ming, Chen Hong-Xing, Pan Feng-Tao, Pan Hai-Yan
Food and Machinery
Objective:To solve the difficulty of head and tail orientation in crayfish mechanized treatment.Methods:A crayfish head and tail orientation method was proposed by using the difference of crayfish head and tail shape, which was composed of a roller conveying and grading mechanism. The morphological parameters and orientation mechanism of crayfish were analyzed, then a simple head and tail orientation test device was designed and manufactured; Taking the orientation success rate (head down capture rate and tail down pass rate) as the evaluation index, the effects of capture net angle, orientation slot width and mesh size on the head …
Front Fracture Characteristics And Crack Propagation Of Brown Rice,
2022
School of Mechanical Engineering, Xihua University, Chengdu, Sichuan 610039 , China ；Institute of Modern Agricultural Equipment, Xihua University, Chengdu, Sichuan 610039 , China
Front Fracture Characteristics And Crack Propagation Of Brown Rice, Zhang Tao, Li Xiu-Yin, Liao Min, Zheng Rui-Kai
Food and Machinery
Objective:Study on broken characteristics of brown rice in rice milling chamber.Methods:The mechanical tests of brown rice were carried out by universal material testing machine, and the breaking cracks were observed by digital microscope.Results:Brown rice will undergo the alternating process of yield stage and strengthening stage until fracture. Under the action of extrusion load, cracks were generated at the internal microvoids, and the rapid propagation of cracks caused the breakage or fracture of rice grains. Under three-point bending and shear loads, cracks were generated from the bottom of the support end and extended to the front. …
Two-Dimensional Bionic Bite Force Measurement Device Based On Multi-Link Structure,
2022
School of Mechanics and Safety Engineering, Zhengzhou University, Zhengzhou, Henan 450001 , China
Two-Dimensional Bionic Bite Force Measurement Device Based On Multi-Link Structure, Feng Hai-Yang, Xu Xian-Zhong
Food and Machinery
Objective:An occlusion simulation device based on multi-link structure was developed for occlusion simulation test.Methods: The feasibility of using multi-link structure to reconstruct human oral occlusal trajectory was analyzed. Based on the multi-link structure, the mechanism of the occlusal simulation device was designed. Solidworks software was used to simulate the movement trajectory of the device, and the effectiveness of the occlusion simulation device was verified by experiments.Results:The maximum opening distance of the occlusion simulation device was 50 mm. The maximum bite force of carrot was 65.77 N, and the minimum was 2.05 N of tofu. The …
Gas Mixing System Of Modified Atmosphere Packaging Based On Ideal Gas Law And DaltonʼS Law Of Partial Pressure,
2022
College of Physical and Electrical Engineering, Ningxia University, Yinchuan, Ningxia 750021 , China
Gas Mixing System Of Modified Atmosphere Packaging Based On Ideal Gas Law And DaltonʼS Law Of Partial Pressure, Zhang Han-Nan, Kang Ning-Bo, He Jian-Guo, Liu Gui-Shan, Chen Shou-Tao, Sun You-Rui, Chen Ya-Peng
Food and Machinery
Objective:In order to solve the problem of poor stability, high cost and small gas flow of ternary gas mixing equipment.Methods:A ternary gas mixing system based on the ideal gas law and Daltonʼs law of partial pressure was proposed, and the system calculated errors and adjusted parameters by the designed algorithm, and adopted the connection of cylinder, sensor and so on.Results:After adjusting the mixing according to the relative deviation, the average relative deviation of the gas concentration of CO2and O2was 0.86% and 0.75% respectively, and the gas concentration accuracy met the technical requirements of ＜1%, and …
Research On YanʼAn Specialty Food Packaging Design Based On Regional Culture,
2022
College of Art and Design, Shaanxi University of Science and Technology, Xiʼan, Shaanxi 710021 , China
Research On YanʼAn Specialty Food Packaging Design Based On Regional Culture, Wei Ke-Xin, Zhan Qin-Chuan
Food and Machinery
According to the current situation of food packaging design of Yanʼan special products, using the research method of cultural gene, the genetic elements of Yanʼan cave culture are interpreted from seven dimensions: modeling structure, material texture, color features, decorative details, construction technology, history and culture, and folk customs, it also discusses the design strategy of the translation design in the Yanʼan special products food packaging. By deeply excavating the profound cave dwelling culture in Yanʼan area, combining with modern aesthetic ideas, the cultural gene is extracted and translated into the packaging design of local specialty food, which is helpful to …
Research On Theoretical Model Of Tea Packaging Design Based On Jd Online Review,
2022
Fujian Agriculture and Forestry University, Quanzhou, Fujian 362400 , China
Research On Theoretical Model Of Tea Packaging Design Based On Jd Online Review, Song Hui-Qi, Chen Peng-Wei, Zhang Sun-Bo-Wen, He Huan-Zhu, Chen You-Cheng
Food and Machinery
Objective:This study aimed to meet the systematic demands of tea consumers and manufacturers for packaging design.Methods:Based on the research method of online comments, the Houyi collector is used to capture the evaluation data of tea packaging online shopping on the Jingdong platform, and 5 560 comments totaling 280 876 words are obtained. The comment text was pre-processed, and then the semantic analysis was constructed, including Chinese word segmentation and key extraction, including vocabulary, construction of core semantics and other steps. Based on grounded theory, text coding, open coding, main axis coding, selective coding were performed on the …
Research On Packaging Design And Application Based On Interactive Experience,
2022
Suzhou Industrial Park Institute of Services Outsourcing, Suzhou, Jiangsu 215123 , China
Research On Packaging Design And Application Based On Interactive Experience, Wang Yu-Ming
Food and Machinery
Objective:To study packaging design from the perspective of consumers' emotional experience and explore interactive packaging design that can not only meet consumers' practical functions but also meet consumers' emotional needs.Methods:Starting from the overview of interactive packaging design based on emotional experience, combined with the expression principles of practicability, integrity and emotional sustainability of interactive packaging design, the construction of interactive relationship of interactive packaging design was studied in three results sensory stimulation, opening mode and blending of emotion and scene.Results:The interactive packaging design, which pays attention to the response principle and sensitive characteristics of packaging …
