Interaction Of Potato Starch-Wheat Protein Blend System And Its Effect On The Properties Of Compound Noodles,
2020
College of Food and Biological Engineering Henan University of Science and Technology,Luoyang, Henan 471000 , China
Interaction Of Potato Starch-Wheat Protein Blend System And Its Effect On The Properties Of Compound Noodles, Qu Zhan-Ping, Ren Guang-Yue, Zhang Ying-Min, Duan Xu
Food and Machinery
The thermal characteristics, viscosity characteristics of potato starch-wheat protein blends and microscopic characteristics, crystal structure, infrared spectrum and texture characteristics of the composite noodles were determined. Results: In the interaction of potato starch-wheat protein blend system, the wheat protein inhibits the starch gelatinization, causing the original phase transition peak of starch to move to high temperature, and wheat proteinweakens the viscosity of the system. The starch structure is diluted to some extent. The potato wheat compound noodles have lower crystallinity than the common wheat noodles. The amorphous starch has more conformation and stronger water holding capacity. The hardness, viscosity and …
Study On Steam Detection Method Of Chinese Spirits Steamer-Filling Operation Based On Support Vector Machine,
2020
Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering,Yibin, Sichuan 644000 , China ；School of Automation & Information Engineering, Sichuan University ofScience & Engineering, Yibin, Sichuan 644000 , China
Study On Steam Detection Method Of Chinese Spirits Steamer-Filling Operation Based On Support Vector Machine, Tian Wan-Chun, Zhang Gui-Yu, Tuo Xian-Guo, Wu Hao-Han, Shi Xiao-Shi
Food and Machinery
Aiming at the problem of low accuracy of steam detection in the process of automation of "steam detection and steaming" of Chinese spirits. This paper proposes a steam detection method based on support vector machine (SVM) to improve the accuracy of automatic steam detection. First, the infrared thermal imager is used to collect the infrared grayscale image of the surface of the wine cellar in the barrel and perform histogram processing, then extract histogram’s multiple features. Combined with the engineering experience to add tags to form the training set, and through the support vector machine training to obtain the exploration …
Establish Ment Of A High-Speed Method With Simultaneous Determination Of Multi-Component Sweeteners And Preservatives In Food,
2020
Yiyang Product & Commodity Quality Supervision Inspection and Research, Yiyang, Hunan 413000 , China
Establish Ment Of A High-Speed Method With Simultaneous Determination Of Multi-Component Sweeteners And Preservatives In Food, Cheng Shui-Lian, He Jian-Guo, Lu Gui-Ying, Yan Xu-Chao, Fu Bai-Ting
Food and Machinery
A qualitative and quantitative analysis method has been established forsimultaneous determination of six kinds of sweeteners (sodium cyclamate, saccharinsodium, acesulfame K, trichlorosucrose, aspartame and neotame) and five kinds of preservatives (natamycin, sodium benzoate, potassium sorbate, sodium dehydroacetate and sodium diacetate) in food by liquid chromatography-tandem mass spectrometry (LC-MS/MS). The sample did not need to derive and purify, directing ultrasound extraction with methanol and water, separated on a Shim-pack-ODS Ⅲ column (75 L ×2.0 mm, 1.6 μm), used acetic acid ammonium (10 mmol/L)-methanol as the mobile phase for gradient elution. The ionization efficiencies of target compounds in mass spectrometry were analyzed …
Establishment And Experimental Verification Of Simulation Model On Turnover Motion Of Ovoid Agricultural Products,
2020
School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013 , China
Establishment And Experimental Verification Of Simulation Model On Turnover Motion Of Ovoid Agricultural Products, Jiang Song, Chen Qi-Ying, Zhu Ti-Cao, Chen Zhang-Yao
Food and Machinery
In order to further explore the influential factors and dynamic characteristics of turnover motion in the automatic orientation of pointed end and blunt end of the ovoid agricultural products, to reduce actual test costs, a digital virtual prototype (simulation model) consisting of ovoid products, conveying roller and guide rod is designed and built. Using the ADAMS simulation technology, the process of the ovoid body's turnover motion is simulated, and a measurement method for the rolling distance and effect distance of guide rod in the simulation experiment is created. On this basis, the simulation values and actual test values under different …
Targeted Temperature Control System For Beer Fermentation Based On S7-400 Plc,
2020
Inner Mongolia Technical College of Mechanics and Electrics, Hohhot, Inner Mongolia 010070 , China
Targeted Temperature Control System For Beer Fermentation Based On S7-400 Plc, Zhang Song-Yu, Xu Bin, Yang Wen-Bin
Food and Machinery
According to the characteristics of non-linear and large time delay in the temperature control system of beer fermentation, proposed the idea of target temperature control combined with fuzzy PID control algorithm, and designed a fuzzy PID controller based on target temperature control point to achieve temperature control, so as to improve the accuracy of temperature control of beer fermentation. Taking Siemens S7-400 PLC and Braumat software platform as the control core, the software and hardware structure of beer fermentation temperature control system was designed to realize the control and monitoring of the whole production process. The field application shows that …
Research On Defect Detection And Classification Of Jujube Based On Improved Residual Network,
2020
陕西科技大学机电工程学院,陕西 陕西 710021
Research On Defect Detection And Classification Of Jujube Based On Improved Residual Network, Wen Huai-Xing, Wang Jun-Jie, Han Fang
Food and Machinery
In this paper, an algorithm based on deep residual network is proposed to recognize and classify the surface defects and texture of jujube. The algorithm adopted jujube’s G channel of RGB color figure then to get the characteristics of the figure as network input, using residual learning way to expand the depth of the neural network learning, and residual error of the neural network activation function Relu replaced with SELU, the loss function softmax loss with center loss to replace, Dropout layer was developed for the training, reduce the risk of network through fitting, solved with deepening study depth gradient …
Study On Purification And Antibacterial Activity Of Protamine From Takifugu Obscurus,
2020
Shanghai Ocean University College of Food Science and Technology, Shanghai 201306 , China
Study On Purification And Antibacterial Activity Of Protamine From Takifugu Obscurus, Zhang Jia-Yuan, Chen Shun-Sheng, Zhang Hong-Cai
Food and Machinery
In this study, Sephadex G-50 and CM Sepharose Fast Flow were used to purify the spermatozoa of Takifugu obscurus. Identification of protamine by arginine color reaction. The effects of protamine on the minimum inhibitory concentration, inhibition zone diameter and growth curve of Staphylococcus aureus, Escherichia coli and Salmonella were determined. The results showed that: The spermatozoa of Takifugu obscurus had an absorption peak at 217 and 273 nm, respectively, and the absorption peak at 217 nm was higher. The purified protamine was found to be better than the protamine before purification by SDS-PAGE electrophoresis. The strips were fine and …
Synergistic Effects Of Dendrobium And Pueraria Thomsonii On Hpyerglycemic And Lipid-Lowing Between In Vitro And In Vivo,
2020
Yingdong College of Food Science and Engineering, Shaoguan University, Shaoguan, Guangdong 512005 ,China
Synergistic Effects Of Dendrobium And Pueraria Thomsonii On Hpyerglycemic And Lipid-Lowing Between In Vitro And In Vivo, Xu Zi-Yang, Jing Si-Qun, Lin Yin-Jun, Ding Jia-Min, Zhou Yang, Yu Bai-Yin
Food and Machinery
The synergistic effects were observed on inhibiting alpha-glucosidase activity between Dendrobium and Pueraria thomsonii form self-made chewable tablets by taking the acarbose as control. Drosophila melanogaster was used as experimental animal, and the model of Ⅱ diabetic Drosophila melanogaster was prepared by high glucose and high fat feeding. The experiment was divided into model control group, positive control group, Dendrobium (D) group, Pueraria thomsonii (PT) group and (Dendrobium + Pueraria thomsonii) (D+PT) group. After 7 days of lipid-lowering effects between Dendrobium and Pueraria thomsonii was analyzed. results showed that all of groups dose-effect perfusion, the total protein, triglycerides …
Optimization Of The Extraction Process Of Polysaccharides From Euglena And Its Antioxidant Activity,
2020
College of Food Science&Technology, Shanghai Ocean University, Shanghai 201306 , China
Optimization Of The Extraction Process Of Polysaccharides From Euglena And Its Antioxidant Activity, Ge Zhi-Chao, Li Yan, Shi Wen-Zheng, Lang Meng
Food and Machinery
Taking the euglena as the raw material, the extraction of euglena polysaccharide by ultrasonic-assisted enzymatic method and the optimal extraction conditions were studied, from the ultrasonic power, ultrasonic time, enzymolysis time, and enzyme concentration by response surface analysis(RSA) based on single factor tests. The results showed that the optimal process parameters were: ultrasonic power 360 W, ultrasonic time 19 min, neutral protease addition 3.7%, enzymatic hydrolysis time 3.5 h. Under the conditions, the yield of euglena polysaccharide reached 3.68%. The euglena polysaccharide (EGPS) was separated to three different ranges of molecular weight by ultrafiltration membrane, which were 35, 510 and …
Effect Of Haematococcus Pluvialis On Baking Quality Of Bread,
2020
College of Oceanology and Food Science, Quanzhou Normal University, Quanzhou, Fujian 362000 , China ；Fujian Province Key Laboratory for the Development of Bioactive Material from Marine Algae, Quanzhou,Fujian 362000 , China ；Key Laboratory of Inshore Resources and Biotechnology Fujian Province University,Quanzhou, Fujian 362000 , China
Effect Of Haematococcus Pluvialis On Baking Quality Of Bread, Wang Bao-Bei, Dai Zi-Wei, Liu Lu-Lu, Chen Wen-Xuan
Food and Machinery
In this study, H. pluvialis was applied into bread to study its effect on baking quality. The results showed that the addition of H. pluvialis increased redness and yellowness of bread, and decreased the brightness. The specific volume of bread decreased slightly, but the moisture content did not change a lot with the addition of H. pluvialis. Within the content range studied, the hardness, stickiness and chewiness of bread increased gradually with increasing H. pluvialis, while the elasticity, resilience and cohesion did not change significantly. Similarly, during storage process, H. pluvialis had little effect on the changes of …
Effect Of Wheat Flour Substitution Withlily Powder On Properties Of Dough And Quality Of Bread,
2020
College of Food Science and Technology, Hunan Agricultural University, Changsha, Hunan 410128 , China
Effect Of Wheat Flour Substitution Withlily Powder On Properties Of Dough And Quality Of Bread, Li Jia-Yi, Tan Xuan-Yu, Zou Jin-Hao, Wang Feng, Su Xiao-Jun
Food and Machinery
In order to broaden the application of lily flour, wheat powder substituted with lily flour was applied in bread to improve nutrient value. The effects of wheat flour substitution with lily powder (0%, 5%, 10%, 15%, and 20%) on the microstruc-ture, pasting properties and rheological properties of dough and the quality of bread were investigated. The results showed that the water holding capacity increased significantly (P＜0.05) as the percentage of lily powder increased, while oil holding capacity first decreased and then increased. The addition of lily flour destroyed the compact and uniform microstructure of gluten. The pasting temperature of the …
Study On Synchronous Extraction Process Of Oil And Protein From Prunus Mira Nut And The Oil Quality Analysis,
2020
Food Science College, Tibet Agriculture & Animal Husbandry University, Nyingchi, Tibet 860000 , China
Study On Synchronous Extraction Process Of Oil And Protein From Prunus Mira Nut And The Oil Quality Analysis, Kan Jin-Tao, Yuan Lei, Zhong Zheng-Chang
Food and Machinery
Taking the Prunus mira nut as raw material, the oil and protein of were synchronous extracted by aqueous extraction method combined with enzymatic demulsification, the extraction process was optimized by orthogonal tests based on single factor experiment. The main physicochemical indexes of Prunus mira nut oil were determined, and the fatty acid compositions were analyzed by GC. The results indicated that the Prunus mira nut protein yields were(78.13±1.53)%, and oil total yields were(67.79±2.97)%, the optimal oil and protein extraction process were obtained as followed: sample size 150 mesh, liquid-solid ratio 8：1 (mL/g), pH 10, extraction temperature 50 ℃, extraction time …
Optimization Of Fermentation Process And Analysis Of Antioxidant Capacity Of Purple Sweet Potato Powder,
2020
Longping Branch, Graduate School of Hunan University, Changsha, Hunan 410125 , China
Optimization Of Fermentation Process And Analysis Of Antioxidant Capacity Of Purple Sweet Potato Powder, Song Ying, Liu Si-Han, Chang Xia, Hou Yu-Hao, Xie Qiu-Tao, Yuan Hong-Yan, Li Gao-Yang
Food and Machinery
Based on the single factors, the response surface tests were used to optimize the process conditions of low-sugar yeast fermentation of the purple sweet potato to prepare high antioxidant activity powder, and the changes of total flavonoids, total phenols, anthocyanins and antioxidant capacity before and after fermentation were investigated. The optimum fermented conditions were determined as follows: 0.95% yeast addition, 10：22 (g/mL) ratio of feed to liquid, fermentation at 23 ℃ for 16 h. The antioxidant capacity was 404.94 mg VCEAC/100 g, with a total phenol content of 123.85 mg GAE/100 g, a total flavonoid content of 610.64 mg rutin/100 …
Research Progress On Degradation Technology Of Harmful Gases In Granary,
2020
College of Food Science and Engineering, Beijing University of Agriculture, Beijing 102206 , China
Research Progress On Degradation Technology Of Harmful Gases In Granary, Pan Di, Ma Ting-Jun, Kang Kai, Bai Shu-Pei
Food and Machinery
There were many harmful gases in the process of storing grain in large granaries, which can not only cause environmental pollutions, but also endanger people's health. Reducing harmful gases in granaries and ensuring grain quality had become the focus of food storage industry. In this paper, the sources, types and harms of harmful gases produced in the process of grain storage were briefly described, and the relative degradation methods, principles, advantages and disadvantages of phosphine, were also introduced in detail. Furthermore, the feasibility of degradation of harmful gases in granary by plasma technology was emphasized, and the problems to be …
Construction And Unitization Verification Of Diffusion And Backmixing Model For Continuous Countercurrent Extraction Of Astragalus Polysaccharide,
2020
School of Food Sciences and Engineering, South China University of Technology, Guangzhou,Guangdong 510640 , China
Construction And Unitization Verification Of Diffusion And Backmixing Model For Continuous Countercurrent Extraction Of Astragalus Polysaccharide, Mao Lin-Lu, Sun Peng-Yao, Zhang Xia, Li Lin, Li Yu-Ting, Liang Yi, Li Bing
Food and Machinery
In order to realize the accurate description of the extraction process of continuous countercurrent extraction (CCE) for Astragalus polysaccharides, a mathematical model of diffusion and backmixing was established and solved. The two-phase solute distribution in the single-flow continuous countercurrent extractor was described. The scale for describing the pilot scale was established. The diffusion back-mixing numerical model of the two-phase solute distribution in the extractor was tested by multi-effect simulation CCE of Astragalus polysaccharides. The results showed that the extraction temperature was 40~70 ℃, and the solid-liquid ratio was 1：6~1：14 (g/mL), within the single factor variation range of extraction time …
Design Of Wireless Sensor Network For Fresh Food Supply Chain Management Based On Network Topology,
2020
Xinjiang Industry Technical College, Wulumuqi, Xinjiang 830021 , China
Design Of Wireless Sensor Network For Fresh Food Supply Chain Management Based On Network Topology, Liu Yong-Li, Hou Qing-Feng
Food and Machinery
Environmental monitoring during transportation is the key of fresh food supply-chain management. It provides important information for assessing food quality and predicting shelf life. Based on Zigbee standard wireless sensor network (WSN), a real-time monitoring system for fresh food supply chain was developed and designed in this study, and the configurable architecture and network switching scheme of integrated sensors was also improved to meet the practical application requirements. In terms of performance, the tree topology wireless sensor network system of 192 terminal devices and star topology wireless sensor network system of 80 terminal devices were implemented and evaluated. The test …
Research Progress On The Function And Application Of Honeysuckle Flowers From Different Resources,
2020
Horticulture College, Hunan Agricultural University, Changsha, Hunan 410128 , China ；State KeyLaboratory of Subhealth Intervention Technology, Changsha, Hunan 410128 , China ；School of Pharmacy,North Sichuan Medical College, Nanchong, Sichuan 637000 , China
Research Progress On The Function And Application Of Honeysuckle Flowers From Different Resources, Yang Lan, Liu Dong-Bo, Shu Li, Huang Bin
Food and Machinery
To compare the functions and applications of honeysuckle from different plant resource and provide references for the further development and utilization of them, combined query systematically on the databases of cnki, PubMed and others about the studies on function and application of honeysuckle were undertaken, and then the reviews were summarized. Numerous studies on Lonicera japonica Thunb. were done, while less studies on the other four species of Lonicera flos. Lonicera flos had the equivalent functions with Lonicera japonica flos, and Lonicera flos with the traits of good quality, high output and low price had better development and utilization …
Metabolomics Analysis Of 1-Propanol Effect On Rhodococcus Opacus Pd630,
2020
College of Food Science and Engineering, South China University of Technology, Guangzhou, Guangdong 510640 , China
Metabolomics Analysis Of 1-Propanol Effect On Rhodococcus Opacus Pd630, Chu Mei-Yun, Zhang Lin-Shang, Lou Wen-Yong, Zong Min-Hua, Tang Yu-Qian, Xu Xiao-Fei, Yang Ji-Guo
Food and Machinery
Ultra Performance Liquid Chromatography-Triple-Time of Flight Mass Spectrometer (UPLC-Triple-TOF/MS) was used for non-target metabolomics analysis of metabolites in Rhodococcus opacus PD630 in the presence of 1-propanol. Then a multivariate statistical analysis as well as an identification of differential metabolites was conducted for it.The results showed that there were 54 differential metabolites between the experimental group and the control group at 48 h, and 61 differential metabolites at 72 h. The decrease of short peptides and the increase in the degree of unsaturation of phospholipids were major metabolite changes. Meanwhile, a significant increase in propionyl CoA was observed(P＜0.001). The fatty acid …
Isolation And Identification Of Amylase Bacterial And Optimization Of Enzyme Production Conditions By Response Surface,
2020
College of Food and Biological Engineering〔Liquor Industry College〕, Henan University of AnimalHusbandry and Economy, Zhengzhou, Henan 450046 , China ；Henan Liquor Style EngineeringTechnology Research Center, Henan University of Animal Husbandry and Economy, Zhengzhou,Henan 450046 , China ；Zhengzhou Key Laboratory of Liquor Brewing Microbial Technology, HenanUniversity of Animal Husbandry and Economy, Zhengzhou, Henan 450046 , China
Isolation And Identification Of Amylase Bacterial And Optimization Of Enzyme Production Conditions By Response Surface, Liu Yan-Bo, Zhang Shi-Kai, Zhao Zhi-Jun, Wang Xian, Pan Chun-Mei, Sun Xi-Yu
Food and Machinery
The amylase-producing bacteria were isolated and screened from the old liquor of Dadian, and the retort was used to perform the preliminary screening by the iodine fumigation method. The amylase activity was measured by rescreening, combined with colony morphology observation, 16S rDNA homologous sequence analysis, and physiological and biochemical screening. The high-yield amylase bacteria were identified to study the single factors affecting the ability of the bacteria to produce amylase, including carbon sources, fermentation time, initial pH and inoculum size, and the optimal enzyme production conditions were determined by response surface optimization. The results showed that strains 6-10 were Bacillus …
Validation Of The Method For Determination Of Aflatoxin B1 By Qd-Infinity Immunofluorescence Method In Grain,
2020
Hunan Provincial Center for Monitoring of Grain Oil Products Quality, Changsha, Hunan 410201 , China
Validation Of The Method For Determination Of Aflatoxin B1 By Qd-Infinity Immunofluorescence Method In Grain, Hu Yuan-Bin, Xu Yan-Xia, Wang Da-Neng, Ma Zhi, Ni Xiao-Ying, Tang Yan-Ping, Yu Yang
Food and Machinery
A method for rapid determination of aflatoxin B1 in grain based on QD-Infinity immunofluorescence was established with QD-Infinity as fluorescent probe. In order to confirm the accuracy of this method, multiple methods were used to evaluate the uniformity of the test results of AFB1 in grain which was determined by the QD-Infinity immunofluorescence method, high performance liquid chromatography and enzyme association immunoadsorption, respectively. Moreover the repeatability of the method and the difference between stations were investigated. The detection results of the superconducting point-immunofluorescence method for grain samples such as rice and corn were consistent with those of high performance …
