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Articles 4141 - 4170 of 5042
Full-Text Articles in Food Processing
The Impacts Of Trehalose On The Characteristics Of Glutinous Rice Powders, Zhang Yu, Zhang Lilin, Zhang Qiong, Wu Shuangqi, Ma Xuelin, Wu Xiaohong
The Impacts Of Trehalose On The Characteristics Of Glutinous Rice Powders, Zhang Yu, Zhang Lilin, Zhang Qiong, Wu Shuangqi, Ma Xuelin, Wu Xiaohong
Food and Machinery
The glutinous rice powders were used to study the impacts of different trehalose content on the characteristics of glutinous rice powders. The results showed that with the increase of trehalose content, the pasting temperature was not significantly impacted. The peak viscosity, valley viscosity and final viscosity increased at first then decreased and when the content was up to the maximum 1.0%. The thermal stabilities strengthened integrally and with the increased of the content, the thermal stabilities strengthened at first then attenuated. When the content was 1.5%, the thermal stabilities were the strongest. The gelling capabilities attenuated with the increased of …
Establishment Of A Quantitative Real-Time Pcr For Detecting Vvha Gene In Vibrio Vulnificus, Li Dandan, Xu Yigang, Qiu Suoping, Wang Yu, Gao Huijiang, Gao Shenyang
Establishment Of A Quantitative Real-Time Pcr For Detecting Vvha Gene In Vibrio Vulnificus, Li Dandan, Xu Yigang, Qiu Suoping, Wang Yu, Gao Huijiang, Gao Shenyang
Food and Machinery
To establish a rapid assay for Vibrio vulnificus (V. vulnificus) detection, a quantitative real-time PCR (qRT-PCR) method was developed targeting vvhA gene of V. vulnificus . The results showed that the tests for 15 strains of different bacteria by using this method, only the ones of V. vulnificus were positive, indicating high specificity of qRT-PCR. Moreover, the sensitivity of this specific method was 15 CFU/mL. Further stability and reproducibility test results showed that the coefficient of variation of Ct values of four duplicates were less than 2%. In addition, a total 2 positive samples for V. vulnificus were detected from …
Determination Of Ssc Content In Single Grape Based On Nir Combined With Wavelength Selection, Guo Cheng, Ma Yue, Liang Mengxing, Yan Hui
Determination Of Ssc Content In Single Grape Based On Nir Combined With Wavelength Selection, Guo Cheng, Ma Yue, Liang Mengxing, Yan Hui
Food and Machinery
The soluble solid content (SSC), one of the important index for evaluating the qualities, in a single grape were measure real-timely and non-destructively in this study, This might help to improve the management of the fruits as well as prolong their storage time, satisfying the needs of different customers. The near infrared (NIR) spectra of grapes was detected by using a hand-held NIR spectrometer, wavelength ranging from 950 to 1, 650 nm. Based on partial least squares (PLS) data, the prediction model for SSC content in grapes was established. In order to reduce redundancy and uninformative variables while increase prediction …
The Situation And Improvement Of The Public Participation Mechanism Under The Background Of Food Safety Social Co-Governance In China, Li Hongfeng
Food and Machinery
The principle of food safety social co-governance was put forward in the newly revised and implemented China Food Safety Law, which points out the development direction for the food safety governance in China. The public, as the main participant of the food safety social co-governance, is the inevitable choice of the food safety governance in theory and practice. Currently, the atmosphere for the public participation in the food safety social co-governance is also gradually coming into being, but the public participation still is faced with many problems such as the low degree of the organization, lack of interactivity in participation, …
Problems And Countermeasures Of Tourism Food Safety Based On The Industrial Chain, Zhu Songjie
Problems And Countermeasures Of Tourism Food Safety Based On The Industrial Chain, Zhu Songjie
Food and Machinery
Tourism food safety is the important foundation for sustainable development of Tourism. Starting from the tourism food industry chain, this article analyzed the relationship between the tourism food industry chain and tourism food safety by studying the characteristics of complexity, biochemical, and hysteresis of tourism food industry chain. Thus, aiming at the existing problems of tourism food industry chain in our country, such as unbalanced development, asymmetric information, profit distribution imbalance, low degree of the scale, this article put forward the corresponding countermeasures and suggestions for risks and problems of food safety in China, such as forming the interests-coordination mechanism …
Dynamic Characteristics Of Quick Actuating Valve Of Expangding Machine, Ma Li, Sun Guoyou, Fang Shuqi, Bai Jing
Dynamic Characteristics Of Quick Actuating Valve Of Expangding Machine, Ma Li, Sun Guoyou, Fang Shuqi, Bai Jing
Food and Machinery
No abstract provided.
Research Of Designing Compression Equipment With Open Mold And Closed Mold For Potato Pulp Processing, Guo Wenbin, Gao Jingjing, De Xuehong
Research Of Designing Compression Equipment With Open Mold And Closed Mold For Potato Pulp Processing, Guo Wenbin, Gao Jingjing, De Xuehong
Food and Machinery
The purpose of this research was to design and manufacture a multifunctional equipment for processing potato pulp and its mixture with other agroforestry wastes. The equipment combined the methods of compressing with both open and closed mold, considering adequately the densification and dewatering characteristics of potato pulp. During the compressing, the closed and open mold can be converted to each other flexibly by changing the piston of a sleeve. By this means, it is easy to observe and compare the effectiveness of the two methods. Moreover, the densification and dewatering of potato pulp under different conditions were investigated. Finally, the …
Design Of Automatic Steam Control Of Integrated Processing Device For Fish Noodle, Cheng Hong, Jiang Zhigang, Fan Zhuo, Xiang Peng
Design Of Automatic Steam Control Of Integrated Processing Device For Fish Noodle, Cheng Hong, Jiang Zhigang, Fan Zhuo, Xiang Peng
Food and Machinery
A fish noodles integrated processing device, with steam volume controlled automatically, was designed in this study. Using this device, the thickness of fish noodles and operation speed could be detected real-timely. A least square method was used to calculate the corresponding steam volume, and then a smart the intelligent control of steam was realized. Simultaneously, the automatic operation of pressuring, steaming and cutting was integrated, by using motor-driven transmission shaft, and then transmission belt was driven to run fish noodle. The fish noodles device could ensure the quality of fish noodle processing and provide technical support for both the producing …
A Design Of Transfer Robot Based On Electro-Pneumatic Controlling Technologies, Qian Min, Zhang Xingguo
A Design Of Transfer Robot Based On Electro-Pneumatic Controlling Technologies, Qian Min, Zhang Xingguo
Food and Machinery
A type of transfer robot was designed based on electro-pneumatic controlling technologies and module structure combination. Structure of the robot was explained in detail, and the corresponding draw for the working principle of the pneumatic system adopted valve island technology was analyzed. Furthermore, the control program and hardware of the control system were demonstrated. The electro- pneumatic transfer robot integrated the characteristics of cylindrical coordinates and polar (ball) coordinates, it can achieve 5 degrees of freedom movement.
Improvement And Application Of Et22 Pneumatic Separator, Zhang Liangbin, Luo Fuwei, Fan Mingdeng, Xu Dayong
Improvement And Application Of Et22 Pneumatic Separator, Zhang Liangbin, Luo Fuwei, Fan Mingdeng, Xu Dayong
Food and Machinery
To solve the problems of ET22 Pneumatic Separator for high-speed belt machine, which is easy to deviation and pneumatic separator chamber leakage of large amount of material, two methods were put forward. On the one hand, transformed the fixed type of retaining belt into a movable type to ensure side seal, avoided material into high speed belt conveyor main roller and the driven roller caused by high speed belt deviation, on the other hand in the pneumatic separator chamber installed wind guiding device, and the wind was guided to the end of halftone, through the wind on the halftone back …
Improved Design And Application Of Loosening Feeder For Reconstituted Tobacco, Song Weimin, Zhang Jie, Wang Dong, Zhao Yongzhen, Li Chunguang, Yu Guodong
Improved Design And Application Of Loosening Feeder For Reconstituted Tobacco, Song Weimin, Zhang Jie, Wang Dong, Zhao Yongzhen, Li Chunguang, Yu Guodong
Food and Machinery
To solve paper-process reconstituted tobacco loose problem, a reconstituted tobacco feeder with automatic loosening function was designed, which was composed of an automatic loosening device, a control high roller schematic, a silo and an electronic control and security systems. Reconstituted tobacco was conveyed to the automatic loosening device via the feeding belt, the loosened tobacco entered silo discharge beltr, which could be adjusted according to the silo. The results of application showed that there was no obvious tobacco breakage, Compared with the traditional way, the loosen rate and medium rate raised by 0.8 and medium rate 2 percentage points, fragment …
Development Of Man-Machine Interaction System For Product Modeling, Zhao Jing
Development Of Man-Machine Interaction System For Product Modeling, Zhao Jing
Food and Machinery
In view of designing experience and customization demand for the consumer, the man-machine interaction technology is applied in industrial product design and system development. With involute spur gears as a research example, parametric interaction design interface of gear product is developed which utilizing feature modeling, parametric function and secondary development technique of CREO tool. In the Visual Studio compile environment, can not only realized the editing, modification and reconstruction of the gear’s geometry model conveniently and quickly, but also improve the design efficiency and plasticity of the gear product. Through implement process exploring of the gear product’s operational mode of …
Design Of Filter Error Prevention Supervising System, Li Yuliang, Zhu Liming, Qian Yongan, Zhang Lihong, Liu Wanli
Design Of Filter Error Prevention Supervising System, Li Yuliang, Zhu Liming, Qian Yongan, Zhang Lihong, Liu Wanli
Food and Machinery
In order to realize the real-time supervising of filter supply procedure, a filter error prevention system was development, based on WINCC, which integrated the technology of PLC, RFID and OPC. This system could show and supervise the whole procedure by data collection and analysis, realize the comparison of the status between the filter exchange center and the filter in use and transfer the monitoring pages to all terminal distributed nodes. The result showed that this system had realized error prevention of the whole filter applying procedure, and enhanced the level of lean management.
The Designation Of Online Water Quality Monitoring System About The Water Purifier Based On The Internet Of Things, Diao Yifeng, Li Uliping, Chen Can, Yang Peigang, Chen Wei, Chen Qiong
The Designation Of Online Water Quality Monitoring System About The Water Purifier Based On The Internet Of Things, Diao Yifeng, Li Uliping, Chen Can, Yang Peigang, Chen Wei, Chen Qiong
Food and Machinery
The running information of water purification machines, including the temperature, flow rater, inlet pressure and some information related to filter quality of water was collected and analyzed in this study. In order to obtain these data real-timely, an acquisition system using ARM single chip microprocessor was designed based on embedded technology, and it could send the real time data of running state to the management information system in factory and the related users. The results showed that the system has such advantages as good real time, high cost performance and high reliability, therefore it could deal with the present problem …
Research On Minimalism And Style Characteristics Of Japanese Contemporary Food Packaging, Lin Haiyan
Research On Minimalism And Style Characteristics Of Japanese Contemporary Food Packaging, Lin Haiyan
Food and Machinery
Japanese Contemporary food packaging is featured by strong national characteristics and modern minimalism, recognized by designers and consumers, which is worthy of reference and learning. Through probing into the origins and historical contexts of minimalism in Japanese food packaging and by virtue of specific cases, this paper is aimed at expounding the minimalism of contemporary Japanese food packaging and gaining some enlightenment about Chinese food packaging designs from the law of parsimony.
The Research Of The Packaging Design Process On Traditional Food, Tong Ling, Zhang Jian
The Research Of The Packaging Design Process On Traditional Food, Tong Ling, Zhang Jian
Food and Machinery
Analyzing and elaborating of the whole process of traditional food packaging design were reviewed. Our design conformed to the idea of green packaging and minimalism, as well as expressed both the traditional food culture and the design of industrialization circuit of the process. Moreover, the market position of traditional food was also analyzed. The traditional food was designed in accordance with the packaging style, material selection, structure optimization, visual language and so on. At the same time, we should implement and pay more attention to the packaging of traditional foods, and inherit the carrier function of traditional culture. We devoted …
Safety, Interest And Humanity On Package Design Of Kids Food, Yang Ping
Safety, Interest And Humanity On Package Design Of Kids Food, Yang Ping
Food and Machinery
Safety, interest and humanity is the main value of children's food packaging design. However, the children's food packaging design still exists many problems, such as lacking of children’s angle of view, excessive pursuit of profits and ignore safety, can not correctly handle the relationship between the interest and the safety. it is necessary to take some valid measures, such as emphasizing the user experience, laying the safety in the first place, and the interesting ways on the basis of ensuring the safety, to ensure the realization of the corresponding value of children's food packaging design.
Problems In The English Translation Of Food Packaging Text And Its Standardization, Gong Jianming
Problems In The English Translation Of Food Packaging Text And Its Standardization, Gong Jianming
Food and Machinery
The main problems existing in the process of English translation of Chinese food packaging text include mechanical translation, grammatical errors, literal translation, and the lack of understanding the culture of the exporting country, etc. It is necessary to pay enough attention to the standardization of English translation of food packaging text, including the basic word translation, grammatical norms and cultural background differences. This will help to provide practical solutions for improving the packaging translation of food enterprises in China.
Effects Of Pre-Treatments On Storage Quality Of Blueberry, Zhang Haiwei, Zhang Xiaoqing, Zhang Yulu, Gao Xueling
Effects Of Pre-Treatments On Storage Quality Of Blueberry, Zhang Haiwei, Zhang Xiaoqing, Zhang Yulu, Gao Xueling
Food and Machinery
The effects of 60Co γ irradiation treatment, chlorine dioxide treatment, ozone gas treatment and pre-temperature treatment on the post-harvest quality of blueberry fruit at low temperature storage were investigated. In order to compare the effects of the four treatment methods on preserving blueberries physiological parameters such as fresh rate, weight loss rate, soluble solid content (SSC), value of chromatic aberration, polyphenol oxidase (PPO) were monitored periodically. The results showed that all of those four treatments can enhance the storage quality of blueberries in different degrees, and irradiation treatment show the best result in storage. It can significantly keep fresh …
Changes In Nitrite Contents And Antioxidant Properties Of Cowpeas Processed By Different Cooking Methods During Refrigerated Storage, Liu Danwen, Huang Shirong, Ge Du, Liu Bin
Changes In Nitrite Contents And Antioxidant Properties Of Cowpeas Processed By Different Cooking Methods During Refrigerated Storage, Liu Danwen, Huang Shirong, Ge Du, Liu Bin
Food and Machinery
Changes in nitrite contents and antioxidant properties of cowpeas processed by three cooking methods (boiling, steaming and frying) during 4 ℃ storage were investigated. The polyphenol content and antioxidant activity of extracts from different treated cowpeas were determined by Folin-Ciocalteu assay and TEAC assay, respectively. Results showed that the different cooked cowpeas had significantly higher nitrite contents than the raw cowpeas. The nitrite contents in all the samples increased at first and then decreased during storage, with the highest contents being obtained at 3 days of storage. The boiled cowpeas had significantly higher nitrite content than the other processed cowpeas …
Effect Of Chitosan Coating On The Quality Of Wulong Loin Jujube Fruit During Storage, Cheng Hong, Wu Xiyu, Xu Dan, Liu Xing
Effect Of Chitosan Coating On The Quality Of Wulong Loin Jujube Fruit During Storage, Cheng Hong, Wu Xiyu, Xu Dan, Liu Xing
Food and Machinery
As a local fresh jujube species in Chongqing, Wulong loin jujube has high nutritional value and excellent flavor. But the storage period of Wulong loin jujube was very short, and this was the reason why its industry development was hindered the development. In this study, fresh Wulong loin jujubes were coated with chitosan at different concentrations (1.0%, 1.4%, and 1.6%), and then they were stored at （1±0.5） ℃ with 90% relative humidity to examine the preservation effects of chitosan coating. The results showed that the dosages of 1.4% chitosan coating could delay the reductions of firmness, and Vc and the …
Analyses Of Formation Condition And Composition Of Candied Sweet Potato White Spot, Chen Jingping, Wang Keqin, Wu Xiaofen, Chen Liang, Hu Die, Qi Hui
Analyses Of Formation Condition And Composition Of Candied Sweet Potato White Spot, Chen Jingping, Wang Keqin, Wu Xiaofen, Chen Liang, Hu Die, Qi Hui
Food and Machinery
In order to explore chemical composition and the causes of candied sweet potato white spot under different conditions, the composition were analyzed by scanning electron microscopy, fourier transform infrared spectroscopy and ion chromatography, and the case of produced white spot of candied sweet potato in different storage were also studied. The results showed that the reducing sugar and total sugar contents of candied sweet potato white spot were 636.76 mg/g and 961.34 mg/g, respectively. Mainly the sugar composed of galactose, glucose, fructose and galacturonic acid. After storage 150 d at 25 ℃, it was found that nitrogen packing most conducive …
Mechanism And Inhibitory Effect Of P-Hydroxybenzoic Acid On Anthracnose In Postharvest Citrus, Huang Xiaolan, Ge Zhixing, Wang Rikui, He Mingyang, Han Leng, Zhou Lian
Mechanism And Inhibitory Effect Of P-Hydroxybenzoic Acid On Anthracnose In Postharvest Citrus, Huang Xiaolan, Ge Zhixing, Wang Rikui, He Mingyang, Han Leng, Zhou Lian
Food and Machinery
To explore the antifungal activity and potential mechanism of p-Hydroxybenzoic acid against Colletotrichum gloeosporioides in postharvest Citrus. The addition of p-HBA in-vitro and in-vivo was conducted to test the inhibitory effect. Dynamic changes of peroxidase (POD), polyphenoloxidase(PPO), Superoxide Dismutase (SOD), Ammonia-lyase (PAL)activity and the content of Malondialdehyde(MDA) with different treatment was studied in postharvest citrus. p-HBA displayed strong antifungal activity to C.gloeosporioides，when the concentration was higher, the effect was increased. The value of EC50 is 0.056 mg/mL. The activities of PPO, POD, SOD and PAL were increased when inoculated with p-HBA and C.gloeosporioides, while the content of MDA was …
Study On Inhibiting Effect On Egg Hatching In Grain Storage By Using Microwave Irradiation, Liu Jinguang, Xiong Xubo, Wang Shiqing, Zhang Yan, Jiang Wenli
Study On Inhibiting Effect On Egg Hatching In Grain Storage By Using Microwave Irradiation, Liu Jinguang, Xiong Xubo, Wang Shiqing, Zhang Yan, Jiang Wenli
Food and Machinery
In order to solve the pollution problems of chemical fumigation pest which commonly used in grain storage currently, based on the principle of thermal physics, microwave irradiation was used to inhibit egg hatching in grain. Through changing the microwave power and irradiation time, the relationship between the factors including microwave properties, grain temperature and grain vigor, and hatchability of eggs were found. The results showed that the effect depth of microwave was 7-10 cm, and the best time of irradiation was 90 s at 1 kW and 60 s at 2 kW, with no change on the grain appearance. Moreover, …
Design And Energy-Saving Effect Analysis Of Intelligent Fresh-Keeping System Of Puree Draft Beer, Duan Lian, Han Jitian, Huang Huaqi, Cheng Xianyao, Song Bo, Guo Fangquan, Xu Zaixian
Design And Energy-Saving Effect Analysis Of Intelligent Fresh-Keeping System Of Puree Draft Beer, Duan Lian, Han Jitian, Huang Huaqi, Cheng Xianyao, Song Bo, Guo Fangquan, Xu Zaixian
Food and Machinery
The design procedures for the intelligent fresh-keeping system of puree draft beer, including the cylinder body, refrigeration, gas supplying, and intelligent control units were present in this study. The system we designed here could greatly prolong the preservation time and ensure the quality of puree draft beer. The performance of the system was evaluated along with the analysis of energy-saving effect.
Optimization On Ultrasonic-Microwave Combined Extraction Of Gypenosides And Synergetic Effect Analysis, Cheng Yiqun, Zhang Fan, Zhou Shoubiao, He Rongrong, Ji Hangyan, Huang Yi, Ji Yali, Chen Chunhua
Optimization On Ultrasonic-Microwave Combined Extraction Of Gypenosides And Synergetic Effect Analysis, Cheng Yiqun, Zhang Fan, Zhou Shoubiao, He Rongrong, Ji Hangyan, Huang Yi, Ji Yali, Chen Chunhua
Food and Machinery
Optimization on ultrasonic-microwave combined extraction of gypenosides, and the analysis on the synergistic effect between ultrasonic and microwave, were studied. The optimal extraction condition of gypenosides was obtained by response surface methodology. Four factors effect on the yield of gypenosides such as microwave power, microwave processing time, extraction temperature and extraction time were investigated. The synergistic effect of ultrasonic and microwave was analyzed by the yield of gypenosides under different extraction conditions. The optimal extraction condition of gypenosides by ultrasonic-microwave was ultrasonic open (50 W), microwave power at 613 W, microwave processing for 145 s, extraction temperature at 62.0 ℃, …
Effect Of Water Extract From Flos Chrysanthemi Indici On Heat Tolerance Of Drosophila Melanogaster, Zheng Yixin, Li Yijun, Lin Pu, Kong Xiangjia, Xie Yong
Effect Of Water Extract From Flos Chrysanthemi Indici On Heat Tolerance Of Drosophila Melanogaster, Zheng Yixin, Li Yijun, Lin Pu, Kong Xiangjia, Xie Yong
Food and Machinery
In order to investigate the effect of water extract from Flos Chrysanthemi Indici (WE-FCI) on the heat tolerance of organism, drosophila melanogaster was feed with 1%, 3%, 5%, 7% WE-FCI, respectively, to conduct heat exposure test and heat acclimatization test. The results showed: In heat exposure test, WE-FCI could significantly prolong the median lethal time (LT50)、the average survival time (T)and the maximum survival time (Tmax) of female drosophila melanogaster, which were compared to HE-control group; When the concentration of WE-FCI was ≥3%, it would improve the heat tolerance of male drosophila melanogaster. Under heat acclimatization …
The Study Of Rough Flavones Components Extracted From The Rape Bee Pollen, Wang Mansheng, Zeng Xinan, Xiong Xiayu, Dai Qiuzhong
The Study Of Rough Flavones Components Extracted From The Rape Bee Pollen, Wang Mansheng, Zeng Xinan, Xiong Xiayu, Dai Qiuzhong
Food and Machinery
In order to clarify the flavonoids compositions of rape bee pollen and evaluate the assisted extraction effect for pulsed electric field (PEF), the ethanol extract of rape bee pollen and its acidolysis component were analyzed in detail by the method of TLC—DPPH and HPLC in this paper. The results showed that the quercetin and kaempferol in the ethanol extract of rape bee pollen could not be detected for their low contents. However, a large number of quercetin and kaempferol were generated after the acidolysis of ethanol extract, and this implied that the flavonoids compositions of rape bee pollen mainly existed …
Optimization On Ultrasound-Assisted Extraction Process Of Crude Polysaccharide From Bulbil, Ren Jiali, Huang Rengui, Li Zhonghai
Optimization On Ultrasound-Assisted Extraction Process Of Crude Polysaccharide From Bulbil, Ren Jiali, Huang Rengui, Li Zhonghai
Food and Machinery
Response surface analysis was proposed to optimize the ultrasound-assisted extraction process of crude polysaccharides from bulbils. The effects of solid-liquid ratio, ultrasonic power and extraction time on crude polysaccharide yield were investigated by single factor experiments. Response surface analysis was carried out by using the crude polysaccharide yield as response value and the box Behnken method to design the experiments. The optimum extraction conditions were obtained as follows: solid-liquid ratio, 18∶1 (mL/g), ultrasonic power, 760 W; extraction time, 23 min and the crude polysaccharides yield could be up to 60.68%, which agreed with the predicted value (the relative error is …
Optimization Of Microwave-Assisted Extraction Of Polysaccharide From Fortunella Margarita (Lour.) Swingle And Its Antibacterial Effect, Zeng Hongliang, Huang Cancan, Chang Qing, Xu Wenyan, Zhang Yi, Zheng Baodong
Optimization Of Microwave-Assisted Extraction Of Polysaccharide From Fortunella Margarita (Lour.) Swingle And Its Antibacterial Effect, Zeng Hongliang, Huang Cancan, Chang Qing, Xu Wenyan, Zhang Yi, Zheng Baodong
Food and Machinery
In order to investigate the optimum technology of microwave-assisted extraction of polysaccharide from Fortunella margarita (Lour.) Swingle and its antibacterial abilities, the effects of single factors on the yield of polysaccharide were evaluated in this paper. On the basis of these single factor experiments, the extraction technology was optimized by response surface methodology, and then its antibacterial effect was studied. The results showed that the optimum technology conditions were as follows: microwave power of 460 W, microwave time of 8.4 min, ratio of water volume to raw material weight (W/M ratio) of 38 mL/g and particle size of 60 mesh …