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Articles 1411 - 1440 of 4798

Full-Text Articles in Food Biotechnology

Optimization Of Preparation Technology Of Ovalbumin-Peptide By Complex Enzyme And Its Antialcoholic Effect, Qi Xing-Yu, Yan Xiao-Juan, Zhang Hai-Yue Jun 2022

Optimization Of Preparation Technology Of Ovalbumin-Peptide By Complex Enzyme And Its Antialcoholic Effect, Qi Xing-Yu, Yan Xiao-Juan, Zhang Hai-Yue

Food and Machinery

Objective: This study aimed to verify the antialcoholic activity of ovalbumin peptide and improve the added value of egg products. Methods: Ovalbumin was hydrolyzed by alkaline protease and trypsin. The activity rate of alcohol dehydrogenase (ADH) was taken as index, and the enzymolysis process was optimized by response surface methodology. The total antioxidant activity, hydrolysis degree, amino acid composition and relative molecular weight of ovalbumin peptide were determined to evaluate the antialcoholic effect of ovalbumin peptide. Results: The optimum enzymatic hydrolysis conditions were as follows. Under the conditions of enzymatic hydrolysis time 5 h, dosage of complex enzyme 3 100 …


Antioxidant Activity And Qualitative Analysis Of Wheat Bran Polyphenols Purified Using Hpd 600 Macroporous Resin, Tian Fu-Lin, Huang Wen-Jing, Zhang Chi, Shen Wang-Yang, Wu Fan Jun 2022

Antioxidant Activity And Qualitative Analysis Of Wheat Bran Polyphenols Purified Using Hpd 600 Macroporous Resin, Tian Fu-Lin, Huang Wen-Jing, Zhang Chi, Shen Wang-Yang, Wu Fan

Food and Machinery

Objective: A process was developed for the purification of bran polyphenols from HPD 600 macroporous resin. The purity and antioxidant activity of the extracts were analyzed before and after purification, and the polyphenol fractions in the purified products were characterized. Methods: The bound polyphenols in wheat bran were extracted by alkali hydrolysis, and the dynamic adsorption-desorption conditions of the macroporous resin were optimized by single-factor test to determine the optimal purification process. The antioxidant activity fraction was determined by ABTS and DPPH radical scavenging rate. The characterization of the polyphenol fraction in the purified product was completed by UPLC-MS/MS. Results: …


Optimization Of Process Parameters And Antioxidant Activity Of Purslane Compound Rice, Qi Jia-Hui, Chen Shan-Feng, Yan Yu-Hong, Han Feng, Liu Xin-Hua, Li Rui-Hong Jun 2022

Optimization Of Process Parameters And Antioxidant Activity Of Purslane Compound Rice, Qi Jia-Hui, Chen Shan-Feng, Yan Yu-Hong, Han Feng, Liu Xin-Hua, Li Rui-Hong

Food and Machinery

Objective: Preparation of Portulaca oleracea compound rice with antioxidant properties. Methods: Broken rice flour is the main raw material and Portulaca oleracea L. was the auxiliary material. On the basis of single factor experiment, response surface experiment was designed with comprehensive score, and the technological parameters of screw speed, barrel temperature, purslane addition and feed moisture, and the antioxidant characteristics of compound rice were detected by the clearance of DPPH and ABTS. Results: The results showed that the optimal formula for preparing purslane compound rice was the follow: The screw speed was 140 r/min, barrel temperature was 120 ℃, purslane …


Effects Of Different Conditioning Parameters On Aroma Components Of Tobacco Leaves, Li Jing-Xin, He Li, Sun Mi, Zou En-Kai, Li Chun-Guang, Zhan Xiao-Lin, Chen Dong, Luo Hai-Tao, Jing Yan-Qiu, Ren Zhou-Ying Jun 2022

Effects Of Different Conditioning Parameters On Aroma Components Of Tobacco Leaves, Li Jing-Xin, He Li, Sun Mi, Zou En-Kai, Li Chun-Guang, Zhan Xiao-Lin, Chen Dong, Luo Hai-Tao, Jing Yan-Qiu, Ren Zhou-Ying

Food and Machinery

Objective: This study aimed to find out the best parameters of moistening leaves in redrying. Methods: Based on the BO1 module of upper leaves in Ganzhou, the effects of hot air temperature, drum speed, water addition and steam valve opening on aroma components of primary and secondary leaves were investigated, and the optimum parameters of leaf moistening process were screened by comprehensive balance method based on the style of sweet and coke in Ganzhou. Results: The content of aroma components increased after one-time leaf wetting and decreased after two-time leaf wetting, but slightly increased, compared with that before leaf wetting. …


Research Progress On Separation And Purification Of Flavonoids By Nano-Solid-Phase Extractant, Luo Shi-Hua, Wang Yi-Xuan, Cui Bo, Xu Zhou, Jiao Ye, Cheng Yun-Hui Jun 2022

Research Progress On Separation And Purification Of Flavonoids By Nano-Solid-Phase Extractant, Luo Shi-Hua, Wang Yi-Xuan, Cui Bo, Xu Zhou, Jiao Ye, Cheng Yun-Hui

Food and Machinery

The article summarized the classification of flavonoids and their physiological activities in recent years. The classification, adsorption mechanism and application effects of nano-solid-phase extractant in the separation and purification of flavonoids were reviewed, and the development trend of the separation and purification on flavonoids by nano-solid-phase extractant was analyzed.


Advances In The Application Of Odour Fingerprinting Techniques In Meat Products, Li Yue-Ming, Han Bing, Wang Jun-Ru, Pan Lei, Xu Yi-Meng, Zhang Gen-Sheng Jun 2022

Advances In The Application Of Odour Fingerprinting Techniques In Meat Products, Li Yue-Ming, Han Bing, Wang Jun-Ru, Pan Lei, Xu Yi-Meng, Zhang Gen-Sheng

Food and Machinery

This paper mainly reviews the concept and characteristics of odour fingerprinting technology, the main steps of constructing fingerprint profiles, and the application of odour fingerprinting technology in the fields of meat product traceability and variety identification, process control, storage period and quality control, and provides an outlook on the research directions and development prospects of odour fingerprinting technology in the application of meat products.


Research Progress On Extraction, Purification, Analysis And Biological Activity Of Polysaccharides From Opuntia Dillenii Haw., Yang Yan, Zhou Xin, Chen Hua-Guo Jun 2022

Research Progress On Extraction, Purification, Analysis And Biological Activity Of Polysaccharides From Opuntia Dillenii Haw., Yang Yan, Zhou Xin, Chen Hua-Guo

Food and Machinery

In this review, the extraction, purification, structural characterization and bioactivity of polysaccharides from Opuntia dillenii Haw. were summarized. This review provides a theoretical basis for the in-depth development and utilization of the polysaccharides.


The Research On Detection Methods For Fat In The Fermented Milk Added With The Cmc-Na, Liu Fang-Fang, Xue Min-Min, Wu Qian, Peng Cheng-Cheng, Deng Ling-Yun Jun 2022

The Research On Detection Methods For Fat In The Fermented Milk Added With The Cmc-Na, Liu Fang-Fang, Xue Min-Min, Wu Qian, Peng Cheng-Cheng, Deng Ling-Yun

Food and Machinery

Objective: Improving the accuracy of the determination of fat in CMC-Na fermented milk. Methods: The national standard method-alkali hydrolysis method was used to determine the fat contained in CMC-Na fermented milk. By optimizing the key parameters in the alkali hydrolysis method, hydrolysis of hydrolysis instead of ammonia hydrolysis, and adding metal ions to the alkali hydrolysis method, the suitable fat containing CMC-Na fermented milk was explored. Results: ① With the increase of CMC-Na content, the lower the fat result in CMC-Na fermented milk measured by alkaline hydrolysis; ② The change of the four key conditions, such as the ammonia volume, …


Research On Food Packaging Design For Elderly Populations, Zhang Pan Jun 2022

Research On Food Packaging Design For Elderly Populations, Zhang Pan

Food and Machinery

According to the food consumption characteristics of the elderly group, this review analyzed the needs of the elderly group for food packaging design, and the food packaging design scheme for the future was proposed.


Structural Characteristics Of Polysaccharides From Lactarius Hatsudake And Its Effect On Intestinal Flora, Zhang Xin-Fang, Cheng Meng-Ya, Yang Qiao, Chang Song-Lin, Ren Jia-Li Jun 2022

Structural Characteristics Of Polysaccharides From Lactarius Hatsudake And Its Effect On Intestinal Flora, Zhang Xin-Fang, Cheng Meng-Ya, Yang Qiao, Chang Song-Lin, Ren Jia-Li

Food and Machinery

Objective: This study aimed to explore the regulatory effect of Lactarius hatsudake polysaccharide on intestinal flora. Methods: LHP was extracted from L. hatsudake by hot water. LHP-1 and LHP-2 were further purified and characterized. The effects of LHPs on body weight and intestinal microbiome composition were studied in antibiotic-induced mice. Results: LHP-1 was mainly composed of mannose, glucose and galactose. The molar mass ratio of LHP-1 was 3.44∶61.10∶1.22. LHP-2 is mainly composed of mannose and glucose, with a molar mass ratio of 3.84∶153.00. It has a "neuronal" structure and a chain structure region. LHP intervention can restore the structure and …


Optimizations Of Extraction And Separation Process Of Saponins And In Vitro Antioxidant Activity From The Female Gonad Of Apostichopus Japonicus, Zhong Jing-Shi, Zhang Jian, Liu Fang, Wang Gong-Ming, Wang Yi-Xin Jun 2022

Optimizations Of Extraction And Separation Process Of Saponins And In Vitro Antioxidant Activity From The Female Gonad Of Apostichopus Japonicus, Zhong Jing-Shi, Zhang Jian, Liu Fang, Wang Gong-Ming, Wang Yi-Xin

Food and Machinery

Objective: This study aimed to optimize the ultrasonic-assisted extraction technology and HSCCC separation process of saponins from the female gonad of Apostichopus japonicus and to explore their antioxidant activities. Methods: Extraction time, ethanol concentration, ultrasonic time, and solid-to-solvent ratio as the influencing factors were considered in this study, and the extraction process of saponin was optimized using the response surface methodology. The ratio of solvent systems, the volume flow of mobile phases, and the rotation speeds of HSCCC were optimized. The DPPH radical and ABTS radical scavenging experiments were conducted to evaluate the antioxidant activities of the crude extracts and …


Protective Effect Of Vine Tea Extract Combined With Cassia Extract On Chronic Alcoholic Liver Injury In Rats, Zhan Li, Tang Quan-Quan, Zhang Zi-Ying, Shi Yu, Teng Jian-Zao, Liu Zi-Long, Liu Zhong-Hua, Zhang Sheng Jun 2022

Protective Effect Of Vine Tea Extract Combined With Cassia Extract On Chronic Alcoholic Liver Injury In Rats, Zhan Li, Tang Quan-Quan, Zhang Zi-Ying, Shi Yu, Teng Jian-Zao, Liu Zi-Long, Liu Zhong-Hua, Zhang Sheng

Food and Machinery

Objective: This study aimed to investigate the protective effect and mechanism of solid beverage with vine tea combined with and cassia on alcoholic liver injury in rats. Methods: SD rats were given 43%vol aging by gavage to establish model of alcoholic liver injury. The model was fed with low, medium and high doses of solid beverage. The appropriate ratio of solid beverages was detected by cell test, the physiological and biochemical indicators of rats were detected by using kits, and the expression of related differential genes was studied by transcriptomic analysis to assessing the effect of vine tea extract combined …


Effect Of The Amount Of Palm Oil On Dough Quality, Ma Qi-Yu, Liu Zhong-Yi, Fu Man, Liu Wen-Xing, Li Xi-Yu Jun 2022

Effect Of The Amount Of Palm Oil On Dough Quality, Ma Qi-Yu, Liu Zhong-Yi, Fu Man, Liu Wen-Xing, Li Xi-Yu

Food and Machinery

Objective: This study aimed to explore the reasonable application of palm oil in the production of fermented dough such as Naan, bread, steamed bread, soda biscuits and frozen flour products. Methods: The effect of palm oil addition on the rheological properties of fermented dough was measured by rotary rheometer, and the microstructure of dough was observed by scanning electron microscope to analyze the mechanism of palm oil addition on dough components. Results: When palm oil of 4%, 6%, 8%, 10% and 12% were added to wheat flour, the fermentation and rheological properties of dough changed significantly. When the content of …


Research Progress On Functional Properties Of Plant Essential Oils And Their Applications In Fresh Keeping Of Fruits And Vegetables, Rong Pei-Xiu, He Xiao-Qin, Wang Jin-Qiu, Gan Ren-You Jun 2022

Research Progress On Functional Properties Of Plant Essential Oils And Their Applications In Fresh Keeping Of Fruits And Vegetables, Rong Pei-Xiu, He Xiao-Qin, Wang Jin-Qiu, Gan Ren-You

Food and Machinery

The extraction technologies of plant essential oils were briefly summarized, and the functional characteristics of plant essential oils and the different application forms of plant essential oils in the preservation of fruits and vegetables were emphatically reviewed, including the essential oils nanocrystallization, the essential oils microencapsulation, and the essential oils combining with physical technologies and so on. This review could provide a theoretical basis for the further application of plant essential oils in the preservation of fruits and vegetables in the future.


Research Progress In Physicochemical Properties And Modification Methods Of Dietary Fiber, Chen Si-Yu, Jiao Ye, Cui Bo, Fang Fang, Yang Jing-Jie, Cheng Yun-Hui Jun 2022

Research Progress In Physicochemical Properties And Modification Methods Of Dietary Fiber, Chen Si-Yu, Jiao Ye, Cui Bo, Fang Fang, Yang Jing-Jie, Cheng Yun-Hui

Food and Machinery

This review introduced the classification, structure and physical and chemical properties of dietary fiber, and summarized the relevant research literature on the modification methods and physicochemical properties of dietary fiber at home and abroad in recent years. The development direction of the physicochemical properties of dietary fiber and its modification methods were also prospected, in order to provide a theoretical reference for its efficient and comprehensive utilization.


Getting To The Root Cause: The Genetic Underpinnings Of Root System Architecture And Rhizodeposition In Sorghum, Farren Smith Jan 2022

Getting To The Root Cause: The Genetic Underpinnings Of Root System Architecture And Rhizodeposition In Sorghum, Farren Smith

Graduate Theses, Dissertations, and Problem Reports (ETD)

Plants are some of the most diverse organisms on earth, consisting of more than 350,000 different species. To understand the underlying processes that contributed to plant diversification, it is fundamental to identify the genetic and genomic components that facilitated various adaptations over evolutionary history. Most studies to date have focused on the underlying controls of above-ground traits such as grain and vegetation; however, little is known about the “hidden half” of plants. Root systems comprise half of the total plant structure and provide vital functions such as anchorage, resource acquisition, and storage of energy reserves. The execution of these key …


Changes Of Volatile Flavor Compounds In Lemon Pulp During Vacuum Freezing, Wang Hai-Ou, Duan Xiao-Jie, Wu Yu-Long, Ben Ai-Ling, Zhang Wei, Hua Chun Dec 2021

Changes Of Volatile Flavor Compounds In Lemon Pulp During Vacuum Freezing, Wang Hai-Ou, Duan Xiao-Jie, Wu Yu-Long, Ben Ai-Ling, Zhang Wei, Hua Chun

Food and Machinery

Objective: The variation characteristics of volatile flavor compounds in lemon pulp during vacuum freezing were investigated in this study, aiming to provide theoretical guidance for the regulation of the volatile flavor quality of the vacuum frozen lemon pulp. Methods: The analysis technologies of the electronic nose (E-nose) and gas-mass spectrometry (GC-MS) were employed to measure the volatile flavor compounds in fresh samples and frozen samples after 10, 20, and 30 minutes of vacuum-freezing, respectively. Results: The results showed that E-nose could be used to analyze different types of volatile flavor compounds in lemon pulp. The samples with different freezing time …


Comparison Of Taste And Aroma Components Between Whole Passion Fruit And Fruit Juice Fermented Wine, Hu Lai-Li, Qin Li-Kang, Wang Yu-Zhu Dec 2021

Comparison Of Taste And Aroma Components Between Whole Passion Fruit And Fruit Juice Fermented Wine, Hu Lai-Li, Qin Li-Kang, Wang Yu-Zhu

Food and Machinery

Objective: This study aimed to promote the quality of passion fruit wine. Methods: Passion fruit wine was brewed with whole passion fruit and juice as raw materials, and the contents of organic acids, amino acids and volatile compounds were measured respectively. Then the flavor components of passion fruit wine were evaluated by combining the results of electronic tongue test. Results: The main organic acids in the two fermented passion fruit wines were tartaric acid, citric acid, lactic acid and malic acid, while the content of the first three organic acids in whole fruit wine was significantly higher than that in …


Effect Of Degree Of Milling On Volatile Compounds Of Indica Rice After Cooking, Wu Yong-Kang, Lin Qin-Lu, Jiang Zhi-Rong, Chen Chen, He Yi-Rong, Li Jiang-Tao, Cheng Yun-Hui, Ding Yu-Qin Dec 2021

Effect Of Degree Of Milling On Volatile Compounds Of Indica Rice After Cooking, Wu Yong-Kang, Lin Qin-Lu, Jiang Zhi-Rong, Chen Chen, He Yi-Rong, Li Jiang-Tao, Cheng Yun-Hui, Ding Yu-Qin

Food and Machinery

Objective: This study aimed to investigate the effect of milling rate on the composition of volatile substances in indica rice. Methods: Indica rice with the ideal milling rate of 0%~14% was prepared from indica rice " Longkezao 1", and the effect of milling degree on the sensory quality of indica rice after cooking was investigated. The volatiles of indica rice after cooking were determined by gas chromatography-ion mobility spectrometry (GC-IMS). The differences of volatiles of rice with different milling rates were analyzed by fingerprinting and multivariate statistics. Results: The highest sensory scores were obtained for indica rice at a milling …


Effect Of L-Theanine On Intestinal Immunity Of Rats Under Resistant Starch Feeding, Qu Qing-Yun, Xu Wei, Hu Yuan, Li Yin-Hua, Gong Zhi-Hua, Xiao Wen-Jun Dec 2021

Effect Of L-Theanine On Intestinal Immunity Of Rats Under Resistant Starch Feeding, Qu Qing-Yun, Xu Wei, Hu Yuan, Li Yin-Hua, Gong Zhi-Hua, Xiao Wen-Jun

Food and Machinery

Objective: This study aimed to explore the effect of L-theanine on intestinal immunity of rats under resistant starch feeding. Methods: Different doses of L-theanine [100, 300, 500 mg/(kg·d)] was performed for 28 days in 4-week-old SD male rats by filling the stomach once daily under resistant starch feeding, in order to investigate the regulation of resistant starch combined with L-theanine on intestinal immunity. Results: The results were shown as follows the medium and high dose groups of L-theanine significantly increased the weight of rats, and improved the activities of ileum SOD, GSH-Px with reducing the content of MDA under resistant …


Changes Of Proteolysis And Microstructure Of Dapanji During The Stir-Fried And Stewed Processing, Zhao Dian-Bo, Li Jun-Guang, Liu Hong-Li, Bai Yan-Hong Dec 2021

Changes Of Proteolysis And Microstructure Of Dapanji During The Stir-Fried And Stewed Processing, Zhao Dian-Bo, Li Jun-Guang, Liu Hong-Li, Bai Yan-Hong

Food and Machinery

Objective: It was expected to provide guidance for the improvement of production technology and standardization of industrial production of dapanji. Methods: The intelligent frying machine was used to make Dapanji according to the traditional frying and stewing technique. The contents of free amino acid were measured by amino acid analyzer, Kjeldahl method was used to measure the content of total nitrogen and non-protein nitrogen, the degradation of myofibrillar protein and the transform of microstructure in Dapanji during the stir-fried and stewed processing were investigated by the SDS-PAGE and Scanning electron microscope. Results: The results indicated that the content of free …


The Effect On Nutritional Value And Non-Volatile Flavor Substance Content Of Pleurotus Eryngii With Fermentable Corn Steep Liquor, Li Jing, Zheng Xi-Qun, Liu Xiao-Lan Dec 2021

The Effect On Nutritional Value And Non-Volatile Flavor Substance Content Of Pleurotus Eryngii With Fermentable Corn Steep Liquor, Li Jing, Zheng Xi-Qun, Liu Xiao-Lan

Food and Machinery

Objective: In order to improve the comprehensive utilization value of corn steep liquor, fermentable corn steep liquor was used to partially replace bran for cultivation of Pleurotus eryngii. Methods: 6 percent of the nitrogen source in the traditional matrix was replaced by fermentable corn steep liquor in the cultivation of P. eryngii, and the differences in non-volatile flavor composition and nutritional value were analyzed by measuring the content and composition of free amino acids, organic acids, soluble glycol, 5'-nucleotides. Results: The results showed that the chemical scores of P. eryngii amino acids were 50.31 and 48.93, the BV values were …


Determination Of Water-Soluble Vitamins In Infant Milk Powder By Isotope Dilution Coupled With Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry, Huang Shui-Lin, He Ming Dec 2021

Determination Of Water-Soluble Vitamins In Infant Milk Powder By Isotope Dilution Coupled With Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry, Huang Shui-Lin, He Ming

Food and Machinery

Objective: An ultra performance liquid chromatography-tandem mass spectrometry method was established for the simultaneous determination of multiple water-soluble vitamins in infant milk powder by isotope dilution coupled with ultrasonic extraction. Methods: Sample was dissolved in warm water, then extracted by ultrasonic and adjusted to pH 4.6 with hydrochloric acid and sodium hydroxide. After high-speed centrifugation, finally detected by Ultra Performance Liquid Chromatography-tandem Mass Spectrometry (UPLC-MS/MS). The ionization was carried out in the positive ion mode of the Electrospray Ionization Source (ESI), and the target fragment ions were collected in the Multiple Reaction Monitoring (MRM) mode. Results: The internal standard curve …


Risk Assessment Model Of Grain Resources Based On Ahp And Random Forest Regression Algorithm, Chen Zhuo, Ding Li, Cao Tian-Hong, Cheng Yun-Hui, Wen Li, Xu Zhou, Chen Mao-Long, Jiao Ye, Li Hong-Hui Dec 2021

Risk Assessment Model Of Grain Resources Based On Ahp And Random Forest Regression Algorithm, Chen Zhuo, Ding Li, Cao Tian-Hong, Cheng Yun-Hui, Wen Li, Xu Zhou, Chen Mao-Long, Jiao Ye, Li Hong-Hui

Food and Machinery

Objective: To ensure the consumption safety of grain resources. Methods: According to the relevant national standards, eight chemical pollutants, such As cadmium (Cd), arsenic (As), lead (Pb), chromium (Cr), aflatoxin (AFs), fumonisin (FB), zearalenone (ZEN) and deoxynivalenone (Don), were identified as the risk assessment indexes of grain quality and safety, and the entropy weight method was adopted. At the same time, taking the data of evaluation index as the input of risk assessment model, four machine learning algorithms, namely, random forest regression (LR), support vector machine regression (SVM), BP neural network regression (BP) and K-nearest neighbor regression (KNN), are selected …


Research On The Governance Of Food Safety Network Rumors In The New Media Environment, Wang Jian, Peng Qiao Dec 2021

Research On The Governance Of Food Safety Network Rumors In The New Media Environment, Wang Jian, Peng Qiao

Food and Machinery

This article focuses on the three governance bodies of the government, new media platforms, and the public. From the perspectives, they discussed the governance of food safety network rumors in the new media environment, and put forward specific governance strategies.


The Applicable Mechanism Of Joint Infringement And Joint Liability In Food Safety Civil Public Interest Litigation, Zeng Li Dec 2021

The Applicable Mechanism Of Joint Infringement And Joint Liability In Food Safety Civil Public Interest Litigation, Zeng Li

Food and Machinery

The application of joint and several liability for joint infringement in food safety civil public interest litigation in China’s judicial practice was discussed, and on this basis, the existing problems were clarified. Then a perfect path was proposed to be distinguishing between collusion-type joint tort true joint and several liability and non-collusion-type joint infringement. Joint infringement real joint and several liability and non-conspiracy joint infringement are not real joint liability, and the litigation strategy is selected according to the different methods of public interest litigation. At the same time, it is necessary to recognize the applicable value of punitive damages …


International Experience And Enlightenment Of Legal Regulation Of Genetically Modified Food Risk, Liu Li-Xia Dec 2021

International Experience And Enlightenment Of Legal Regulation Of Genetically Modified Food Risk, Liu Li-Xia

Food and Machinery

The legal regulation system of genetically modified food risk in the United States, the European Union, Japan, Australia and other countries is quite different. Through comparative analysis, it is helpful to study the reasons of the system differences and to improve the legal regulation of genetically modified food risk in China.


Design Of Walnut Belt Continuous Dryer Based On Fluent, Wei Xin-Long, Li San-Ping, Wu Li-Guo, Du Jia-Bao Dec 2021

Design Of Walnut Belt Continuous Dryer Based On Fluent, Wei Xin-Long, Li San-Ping, Wu Li-Guo, Du Jia-Bao

Food and Machinery

Objective: In view of the lack of small continuous walnut drying equipment in the market, a small walnut belt continuous dryer was designed. Methods: Based on the theory of gas-solid heat transfer, the heat fluid solid coupling model in the drying device was established, and the two-dimensional and three-dimensional simulation analysis was carried out with fluent to obtain the distribution and change law of gas temperature field in the drying device and walnut temperature field; By changing the top of the drying chamker from flat top to 30°, build a drying test platform for drying test, compare the test data …


Improvement Of Security Seal Gluing System In Yb25 Soft Packer, He Ren, Tian Jing, He Sheng-Yue, Tian Sen, Li Wei Dec 2021

Improvement Of Security Seal Gluing System In Yb25 Soft Packer, He Ren, Tian Jing, He Sheng-Yue, Tian Sen, Li Wei

Food and Machinery

Objective: To solve the problem of sealing glue overflow in YB25 Soft box Packer. Methods: Through improving the sealing and gluing system, a fan-shaped gluing wheel with intermittent gluing function was designed, and combined with the improved transmission system to meet its phase requirements. Results: The improved seal label gluing system realized controllable gluing length, the quality defect rate was reduced to 0%, and the monthly maintenance time was reduced by 146 minutes. Conclusion: The improved gluing system runs stably and effectively solves the quality defect of YB25 soft box cigarette packaging label glue overflow.


Design Of On-Line Detection Device For Cut Tobacco Structure, Wu Wen-Qiang, Li Jun, Chen Long, Jin Yong, Liu Bin, Zhong Ke-Jun, Mao Wei-Jun, Wang Yin-Bin, Xu Wen-Wu Dec 2021

Design Of On-Line Detection Device For Cut Tobacco Structure, Wu Wen-Qiang, Li Jun, Chen Long, Jin Yong, Liu Bin, Zhong Ke-Jun, Mao Wei-Jun, Wang Yin-Bin, Xu Wen-Wu

Food and Machinery

Objective: Solves the problem that the off-line detection method is adopted in the current cut tobacco structure detection, and the detection result lags behind. Methods: Using the air separation dilution method and image intelligent recognition technology, the cut tobacco structure was detected in the air separation room of the silk production line, the length, width and area of cut tobacco were detected online, and the proportion of whole and broken cut tobacco was counted. Results: By comparing the existing off-line detection instruments for cut tobacco structure. The detection device had high measurement accuracy and good stability, and could truly reflect …