Microwave Coupled Hot-Air Drying Control Of Celery Stalks Based On Volatile Compounds Detection,
2022
School of Mechanical Engineering, Jiangnan University, Wuxi, Jiangsu 214122 , China
Microwave Coupled Hot-Air Drying Control Of Celery Stalks Based On Volatile Compounds Detection, Liu Xu, Song Chunfang
Food and Machinery
Objective:In order to preserve more volatile components of celery and reduce its moisture content. Methods:A hot-air coupled microwave drying system based on aroma detection was designed. An electronic nose (PEN3) was applied to detect volatile components, assisted with GC-MS to measure the specific content of volatile components. Based on constant temperature drying (50, 60, 70 and 80 ℃), sensor 7 and 9 were chosen for subsequent combined control. Results:Comparing with constant temperature drying, the combined control drying using volatile compounds detection could retain more volatile substances, and a good balance had been achieved between the quality of …
Path Planning Of Food Robot Based On Density Peak Clustering Parallel Sparrow Search Algorithm,
2022
Jiangsu Tourism Vocational College, Yangzhou, Jiangsu 225000 , China
Path Planning Of Food Robot Based On Density Peak Clustering Parallel Sparrow Search Algorithm, Hao Jie, Tang Ye-Jian
Food and Machinery
Objective:In order to improve the efficiency of multi-point moving path planning of food picking robot, a path planning method of food picking robot based on density peak clustering parallel sparrow search algorithm is proposed.Methods:The path planning model of food picking robot was established with the total moving distance, path smoothness between points and moving safety as the evaluation indexes. While ensuring the moving safety of the robot, the path smoothness was improved and the moving distance was reduced as much as possible. The density peak clustering sparrow search algorithm (DSSA) was designed, as the improved density peak …
Dynamic Target Grasping Method Of Food Production Line Based On Delta Robot,
2022
Anyang Secondary Vocational and Technical School, Anyang, Henan 455000 , China
Dynamic Target Grasping Method Of Food Production Line Based On Delta Robot, Bi Xian-Dong, Wang Zhen, Li Chao-Long
Food and Machinery
Objective:In order to solve the problems of poor accuracy and low efficiency of delta robot in dynamic target grasping in current food production.Methods:A new dynamic target grasping method was proposed for the grasping control of delta robot in food production line. The dynamic position of the target was calculated through the offset of the conveyor belt and the feedback value of the encoder, and the grasping order of the target was optimized. The dynamic target was grasped by combining the door trajectory and the improved trapezoidal acceleration and deceleration algorithm. The control methods before and after optimization …
Food Sorting Delta Robot Positioning And Grasping Technology Based On Binocular Vision,
2022
Jiaozuo Normal College, Jiaozuo, Henan 454000 , China
Food Sorting Delta Robot Positioning And Grasping Technology Based On Binocular Vision, Mi Xi-Feng, Shang Zhan-Lei, Fan Yuan-Yuan, Meng Xiao-Chuan
Food and Machinery
Objective:Solve the problems of poor positioning accuracy and low grasping success rate of the Delta robot in food sorting, and improve the robot's flexible grasping ability.Methods:Based on the existing binocular vision and delta robot technology, a flexible grasping method of delta robot based on binocular vision was proposed. Zhang Zhengyou calibration method was used to calibrate the camera, the target was identified and located by Hough transform at the chord midpoint, and the delta robot was controlled to grasp the dynamic target according to PID tracking and grasping. The feasibility of this method was verified by analyzing …
Design Of Thermal Defect Detection System For Food Storage Room Based On Robotic Arm,
2022
Hubei University of Technology, Wuhan, Hubei 430068 , China ；Hubei Agricultural Machinery Engineering Research and Design Institute, Wuhan, Hubei 430068 , China
Design Of Thermal Defect Detection System For Food Storage Room Based On Robotic Arm, Ma Zhi-Yan, Li Ao-Xiang, Duan Yu-Fei, Li Jiang-Hua
Food and Machinery
Objective:To improve the defect detection efficiency of the enclosure structure of food storage devices.Methods:A robotic arm inspection trolley based on host computer control was proposed. The acquisition path was planned according to the area of the enclosure structure. The improved Ostu image segmentation method was used to analyze the acquired thermal infrared images and output the "defect" parts. Size and position coordinates, and finally verify the effectiveness of the detection through the defect detection rate and false detection rate.Results: The detection mechanism can completely scan and collect thermal infrared images of the enclosure structure of food …
New Model Of Functional Food Research And Development: Flexible And Precise Nutrition Intervention System,
2022
College of Food Science and Engineering, South China University of Technology, Guangzhou, Guangdong 510640 , China
New Model Of Functional Food Research And Development: Flexible And Precise Nutrition Intervention System, Zhou Dan, Zheng Jian-Xian, Huang Shou-En
Food and Machinery
Based on the scientific theory of modern nutrition and functional food science, this paper uses biotechnology and information digital technology to establish a more precise, flexible, integrated and digital functional food research and development system-flexible precise nutrition intervention system (FPNIS) which improves the shortcomings of the two common functional food research and development models that are based on traditional Chinese herbal medicines or simple ingredient dietary supplements. Through the establishment of FPNIS, provide a new way to explore the research and development of efficient and precise functional food, and analyze its trend.
Status And Prospects Of Traditional Health Food Therapy Industry Development,
2022
National Resource Center for Chinese Materia Medica, China Academy of Chinese Material Sciences, Beijing 100700 , China
Status And Prospects Of Traditional Health Food Therapy Industry Development, Xiao Jian-Cai, Liu Jian-Gong, Zhao Zi-He, Yan Bin-Bin, Zhang Yan, Yang Jian
Food and Machinery
From the perspective of the development of traditional health food therapy industry, this report illustrates the important position and significance of food therapy industry in the implementation of the general health strategy, outlines the results of product research in the therapeutic food industry, introduces the development effectiveness of food therapy industry in the world, which makes an analysis of the global food therapy market, especially in China, including industry data, market competition mode, supply and demand analysis. Finally, based on the above-mentioned industrial development analysis results, some prediction analysis and development suggestions are proposed.
Research Progress On The Effect Of Biological And Non-Thermal Processing On The Content Of Phenolic Compounds And Antioxidant Activity In Cereals And Miscellaneous Beans,
2022
School of Food Engineering, Harbin University of Commerce, Harbin, Heilongjiang 150076 , China ；Academy of National Food and Strategic Reserves Administration, Beijing 100037 , China
Research Progress On The Effect Of Biological And Non-Thermal Processing On The Content Of Phenolic Compounds And Antioxidant Activity In Cereals And Miscellaneous Beans, Ma Zhan-Qian, Zhai Xiao-Tong, Tan Bin
Food and Machinery
Bioprocessing and non-thermal processing can improve the quality of cereals and miscellaneous beans, which significantly increase the content of phenols and antioxidant activities. This study systematically reviewed the effects of bioprocessing and non-thermal processing on phenolic compounds and antioxidant activities of cereal and soybean, and prospected the key research ideas for further development of cereal and soybean processing.
Comparative Study On Protein And Frying Characteristics Of Three Surimi,
2022
State Key Laboratory of Food Science and Technology, Nanchang University, Nanchang, Jiangxi 330047 , China
Comparative Study On Protein And Frying Characteristics Of Three Surimi, He Li, Li Xi-Mao, Hu Bing-Yue, Xie Dong-Fei, Hu Xiu-Ting, Luo Shun-Jing
Food and Machinery
Objective:The objective of this study isto investigatethe protein and frying characteristics of grass carp, silver carp and pangasius fish surimi. Methods:The frying characteristics of surimi were characterized by measuring porosity, hardness, and water absorption rate, and the dynamic rheological properties, foam stability and SDS-PAGE of surimi were measured to explore its influencing mechanism. Results:Compared with grass carp fish balls and silver carp fish balls, pangasius fish balls had loose tissue, large pores, highest porosity, lowest hardness, and highest water absorption rate. In addition, the gel strength of pasteurized fish surimi was much higher than that of silver …
Selenium Amino Acids Speciation In Selenium-Enriched Agricultural Products And Their Distribution In Different Protein Components,
2022
College of Food Science and Engineering, Wuhan Polytechnic University, Wuhan, Hubei 430023 , China
Selenium Amino Acids Speciation In Selenium-Enriched Agricultural Products And Their Distribution In Different Protein Components, Liu Wei, Yin Jin-Jing, Wu Mu-Ci, Yang Ning, He Jing-Ren, Zhang Rui
Food and Machinery
Objective:This study aimed to explore the distribution and speciation of selenium amino acids in different solubilized proteins of selenium-enriched broccoli, soybean, corn and barley seedlings.Methods:The contents of selenomethionine, selenocysteine, methylselenocysteine and selenethionine in four selenium-enriched cereals and cruciferous agricultural products were determined by high performance liquid chromatography-hydride generation-atomic fluorescence spectrometry. Moreover, the distribution characteristics of each selenium amino acid in albumin, globulin, gliadin and glutelin with different solubilized proteins were analyzed.Results:The content and distribution of selenium amino acids of the four selenium-enriched plants in different protein components were significantly different (P＜0.05). SeMet was …
Effects Of Different Drying Methods On The Reconstituability Of Kudzu Powder-Fatty Acid Complexes,
2022
State Key Laboratory of Food Science and Technology, Nanchang University, Nanchang, Jiangxi 330047 , China
Effects Of Different Drying Methods On The Reconstituability Of Kudzu Powder-Fatty Acid Complexes, Zhang Zhi-Lin, Zhang Xuan, Xu Yuan-Rui, Luo Shun-Jing, Liu Cheng-Mei
Food and Machinery
Objective:This study aimed to improve the reconstituability of kudzu powder.Methods:The kudzu powder-fatty acid complexes were prepared by different drying methods after co-gelatinization of kudzu powder with lauric acid, and investigated the effects of drying methods on the instant properties of the complexes from the changes of crystal structure, microstructure, bulk density, water absorption index and swelling power.Results: The drying method influenced the water absorption capacity of the complexes, there by affected the reconstituability of the complexes. Compared with oven drying and far-infrared drying, the complexes prepared by spray drying and freeze-drying had lower bulk density, more …
Effects Of Dehydration Methods On The Volatile Components Of Lemon Slices With Gc-Ims,
2022
Hunan Agricultural Product Processing Institute, Hunan Academy of Agricultural Sciences, Changsha, Hunan 410125 , China
Effects Of Dehydration Methods On The Volatile Components Of Lemon Slices With Gc-Ims, Ding Sheng-Hua, Zhang Da-Li, Luo Yao-Hua, Li Xiang, Fu Fu-Hua
Food and Machinery
Objective:In order to investigate the effects of freeze drying (FD), air drying (AD), infrared drying (IRD) and vacuum drying (VD) on volatile components content of lemon slices.Methods:Gas chromatography-ion mobility spectroscopy (GC-IMS) was used in this study, and the principal components analysis was performed to analyze the volatile components of lemon slices exposed to different drying methods.Results:72 kinds of volatile components were detected in fresh lemon slices treated with FD, AD, IRD and VD, and their contents were different in the slices treated with FD, AD, IRD and VD, which influenced the flavor of lemon slices., …
The Effect Of Drying Method On The Physical And Chemical Properties And Antioxidant Activity Of Extruded Wheat Bran,
2022
College of Food and Science Engineering, Wuhan Polytechnic University, Wuhan, Hubei 430023 , China
The Effect Of Drying Method On The Physical And Chemical Properties And Antioxidant Activity Of Extruded Wheat Bran, Wu Fan, Wang Zhan, Zhou Jian, Shen Wang-Yang, Jia Xi-Wu
Food and Machinery
Objective:Using wheat bran as raw material, the extruded bran is obtained by extrusion stabilization treatment, and the best drying method for extruded bran is determined.Methods:The effects of three drying methods (fluidized bed drying, microwave drying, hot air drying) were studied on the basic components of extruded bran, water holding capacity, water solubility, swelling power, oil holding power, color value and other physical and chemical properties, oxidation resistance, total phenols and total flavonoids; Using antioxidant, total phenols and total flavonoids as indicators to determine the best drying method for extruded bran.Results:The three drying methods have no …
Degradation Of Organic Pollutants Using A Photo-Enzymatic Cascade Process,
2022
College of Biological, Chemical Science and Engineering, Jiaxing University, Jiaxing, Zhejiang 314001 , China
Degradation Of Organic Pollutants Using A Photo-Enzymatic Cascade Process, Yu Xiao-Min, Pan Dai-Qing, Long Qing-Yun, Chen Xiao-Yang
Food and Machinery
Objective:A strategy of degrading organic pollutants using a photo-enzymatic cascade process was established, to avoid the problem caused by the use of H2O2 as oxidant in peroxidase-catalyzed reaction.Methods:After screening of photosensitizer, reaction pH and temperature, phenols and azo dyes can be degraded efficiently herein, by a combination of photo-catalytic H2O2 generation in situ and peroxidase-catalyzed oxidation.Results: 8 organic pollutions in different structure can be degraded with good to excellent degradation rate within 40 minutes. Moreover, the mechanism of this degradation process was proposed.Conclusion: Compared with classic methods of degrading organic pollutants, this photo-enzymatic cascade process …
Determination Of Pantothenic Acid In Infant Milk Powder By Microbiological Method,
2022
Hunan Provincial Institute of Product and Goods Quality Inspection, Changsha, Hunan 410000 , China
Determination Of Pantothenic Acid In Infant Milk Powder By Microbiological Method, He Yan, Zhong Fei-Fei, Wang Xiao-Qing, Xu Wen-Yang, Yang Tao
Food and Machinery
Objective:This study aimed to optimize the determination conditions of pantothenic acid content in infant milk powder by microbiological method and provide test data for the subsequent revision of the national standard method for pantothenic acid detection.Methods:The issues covering the determination of pantothenic acid by the national standard method were analyzed, and the key steps in the detection process, including bacterial solution preparation, pretreatment, and absorbance determination, were emphatically studied.Results:Lactobacillus plantarum from ATCC and CICC can be used to determine pantothenic acid. The best results were obtained by directly inoculating 80% bacterial solution concentration into the …
Uncertainty Evaluation On Determination Of Statins In Health Food By Gas Chromatography Mass Spectrometry (Gc-Ms),
2022
College of Food Science, South China Agricultural University, Guangzhou, Guangdong 510000 , China ；Comprehensive Technical Service Center, Qingyuan Customs House Peopleʼs Republic of China, Qingyuan, Guangdong 511515 , China
Uncertainty Evaluation On Determination Of Statins In Health Food By Gas Chromatography Mass Spectrometry (Gc-Ms), Zhang Li-Xia, Guo Qing-Yuan, Hua Qi-Cheng, Li Xiang-Mei
Food and Machinery
Objective:In presence of measurement uncertainty evaluation, the detection methods, with water-sodium chloride pretreatment, for health food was evaluated.Methods:A mathematical model was established to analysis of uncertainty sources. Then the individual components of uncertainty were evaluated. Finally, the combined uncertainty and extended uncertainty were calculated.Results:The uncertainty caused by several factors, including the fitting of the standard curve, the preparation of solution and standard, the repeatability of measurement, and the weigh of sample.The contents of mevastatin, lovastatin and simvastatin were 0.099 2, 0.101 0, 0.099 5 mg/kg in health foods, respectively. The relative combined standard uncertainties were …
Evaluation Of Uncertainty In The Determination Of Acid Scarlet Gr In Orange Juice By High Performance Liquid Chromatography,
2022
Changsha Institute for Food and Drug Control, Changsha, Hunan 410036 , China ；National Alcohol Products Quality Inspection and Testing Center 〔Hunan〕, Changsha, Hunan 410036 , China
Evaluation Of Uncertainty In The Determination Of Acid Scarlet Gr In Orange Juice By High Performance Liquid Chromatography, Yuan Yuan, Zeng Hui, Xiao Yan, Yang Li-Xia, Cui Xiao-Jiao, Yang Yun, Wu Hou-Lu
Food and Machinery
Objective:The uncertainty of the determination of acid scarlet GR in orange juice by high performance liquid chromatography (HPLC) was evaluated. The source of uncertainty and the key factors affecting the test results were analyzed, so as to improve the accuracy of the test results.Methods:The mathematical model of uncertainty of acid scarlet GR content in orange juice was established. The factors that may introduce uncertainty in the detection process were analyzed, and the uncertainty components were evaluated.Results:The content of acid scarlet GR in self-made positive orange juice was 1.46 mg/kg, the expanded uncertainty was 0.11 mg/kg …
The Protection Effect Of Dihydromyricetin And Its Acylated Derivatives On Oxidative Damage Of Hepatocytes,
2022
State Key Laboratory of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu 214122 , China
The Protection Effect Of Dihydromyricetin And Its Acylated Derivatives On Oxidative Damage Of Hepatocytes, Du Bao-Shuang, Chen Shang-Wei, Li Yue, Zhu Song
Food and Machinery
Objective:This study aimed to investigate the protective effect of dihydromyricetin (DHM) and its derivatives on oxidative damage of hepatocytes.Methods:The hydrogen peroxide damage model of L02 cells was established. DHM derivatives with different lipophilicity were obtained by enzymatic acylation of DHM. The levels of reactive oxygen species (ROS), lactate dehydrogenase (LDH), malondialdehyde (MDA), catalase (CAT), superoxide dismutase (SOD), glutathione peroxidase (GSH-PX), and mitochondrial membrane potential and Caspase 3 were measured to evaluate the protective effect of DHM and its derivatives on damaged hepatocytes.Results:Except for 3-O-lauroyl-DHM, the level of reactive oxygen species (ROS) the release of lactate …
Analysis Of Volatile Components Of Fermented And Soaked Bayberry Wine,
2022
School of Food Science and Bioengineering, Changsha University of Science and
Analysis Of Volatile Components Of Fermented And Soaked Bayberry Wine, Lu Jin-Hua, Xie Ding, Xian Ling-Zhi
Food and Machinery
Objective:Differences in the composition of volatile substances in bayberry wine were used to distinguish the process of making bayberry wine.Methods:Two different processes of fermentation and soaking were used to prepare bayberry wine, and gas chromatography-ion mobility chromatography was used to analyze the volatile components of the two bayberry wines qualitatively and quantitatively.Results:A total of 59 kinds of volatile substances were detected and characterized in the two bayberry wines, including 18 alcohols, 19 esters, 9 aldehydes, 6 ketones, and 3 pyrazines and their derivatives, 1 acid, 3 others. The alcohols in fermented bayberry wine were more …
Development Of Rapid Detection Technique For Potassium Content In Cigarette Paper,
2022
School of Chemistry and Chemical Engineering, Changsha University of Science and Technology, Changsha, Hunan 410114 , China ；Hunan Provincial Key Laboratory of Materials Protection for Electric Power and Transportation, Changsha University of Science and Technology, Changsha, Hunan 410114 , China ；Hunan Provincial Key Laboratory of Cytochemistry, Changsha University of Science and Technology, Changsha, Hunan 410114 , China
Development Of Rapid Detection Technique For Potassium Content In Cigarette Paper, Chen Peng-Fei, Wang Si-Lu, Yu Sai-Bo, Peng Xing, Huang Jia-Ying, Xiao Yang, Xiao Zhong-Liang, Cao Zhong
Food and Machinery
Objective:A method for simple and rapid determination of potassium content in cigarette paper will be built for workshops of cigarette factory.Methods:An ion-selective electrode method was used by comparing with the pretreatment methods for cigarette paper samples and potential response behaviors of potassium ion-selective electrodes in different buffer solutions.Results: The potassium ion selective electrode possessed excellent response performance for K+in lithium acetate buffer solution (0.1 mol/L, pH 7.0) with a linear response range of 1.0×10-5~1.0×10-2mol/L, a slope of 55.79 mV/dec(25 ℃), and a lower limit of detection of 2.14×10-6mol/L. The average relative standard deviations of the K+selective …
