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Full-Text Articles in Food Processing

Function And Innovation Of Financial System In Safety Production Of Food Enterprise, Wang Jiaming Jan 2017

Function And Innovation Of Financial System In Safety Production Of Food Enterprise, Wang Jiaming

Food and Machinery

For the safe production of food enterprises, it must be related to a variety of financial system related to capital investment and cost accounting and other issues. Through preventive investment, education investment and accrued expense for safe production etc., good financial institution can produce the corresponding improvement for the food safety production. However, in the current financial system of the food production safety in enterprises, there are a series of problems, such as preventive investment and education investment has not be valued, accrued expenses without reliable security and other issues, and it is difficult to play a role in promoting …

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The Practical Dilemma And Improvement Path Of The Criminal Law Regulation Of Food Safety, Liu Xiaodan Jan 2017

The Practical Dilemma And Improvement Path Of The Criminal Law Regulation Of Food Safety, Liu Xiaodan

Food and Machinery

At present, the crime of food producers is the main one in the food safety regulation system, and some crimes in food safety regulators as well as in transport and storage. However, There are still a series of dilemma about it, including the contrary to the trend of whole food safety process control, ignoring the public security character of food safety crime, and the neglect of its economic attribute of food safety crime. Therefore, we should increase the penalties according to the crime of endangering public safety and enforce the criminal law regulation. Furthermore, a severe fine penalty should be …

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Analytical Dynamic Modeling Of A Top-Suspended Centrifuge Drum With Consideration Of Fluid-Structure Interaction, Yang Xujuan, Xu Guangheng, Li Yulong, Li Zhaojun Jan 2017

Analytical Dynamic Modeling Of A Top-Suspended Centrifuge Drum With Consideration Of Fluid-Structure Interaction, Yang Xujuan, Xu Guangheng, Li Yulong, Li Zhaojun

Food and Machinery

A top-suspended centrifuge drum was studied with consideration of fluid-structure interaction of the drum and massecuite. The analytical dynamic model was built by finite element method, and a triangle plate element was used to build the basket wall. Moreover, the triangular prism element of six nodes was also utilized to build the massecuite. Therefore, the natural frequencies with and without consideration of fluid-structure interaction and the natural frequencies were obtained respectively. The results showed that the natural frequencies with consideration of fluid-structure interaction were smaller than that without this consideration.

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Study On Flow Field Of Polylactic Acid In The Nose Transition Body Of Co-Rotating Twin-Screw Extruder, Shi Junfeng, Huang Zhigang, Jiang Weixin, Li Menglin, Zhang Hongjian Jan 2017

Study On Flow Field Of Polylactic Acid In The Nose Transition Body Of Co-Rotating Twin-Screw Extruder, Shi Junfeng, Huang Zhigang, Jiang Weixin, Li Menglin, Zhang Hongjian

Food and Machinery

Three-dimensional isothermal flow field of polylactic acid(PLA) of the nose transitional body of length to diameter ratio is 441 experiment with a small meshing direction twin-screw extruder head by using the PALYFLOW software. The fields of velocity, pressure, shear rate and viscosity with different process parameters are analyzed and compared. Results showed that the flow field effect become better with the increase of the screw speed and the flow rate at the appropriate temperature，but compared with the increase of the screw speed, the increase of the melt flow was more beneficial to improve mixing and plasticizing effect of the extruder …

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Design Of Automatic Nut Packing Machine With Rotary Multi-Station, Wang Fengyuan, Li Lan, Li Zhen, Nie Jiajin, Zhou Jun, Cao Shuo Jan 2017

Design Of Automatic Nut Packing Machine With Rotary Multi-Station, Wang Fengyuan, Li Lan, Li Zhen, Nie Jiajin, Zhou Jun, Cao Shuo

Food and Machinery

Considering solution for existing nut packing machines on the market with the problems, including non-multifunction, high demanding in area occupation and human labor, a rotary multi-station automatic nut packing machine was designed. The machine combined the function of collecting quantitative and bagging the nuts, sealing with thermoplastic plastics, packing paper-bag and automatic sealing of the box. The machine mainly consisted of three systems, i.e., the feeding system with rotary controllable quantitative mechanism, the bagging system of catching and opening bags, bagging, sealing of the bags and the packing, and the sealing system for the boxes. It was verified that 720 …

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Design And Manufacture Of A New Type Self-Unloading Bone Dregs Removal Suspension Coop And Bone Dregs-Falling Proof Device, Yang Fangwei, Jia Wei, Zhang Chunhui, Li Xia Jan 2017

Design And Manufacture Of A New Type Self-Unloading Bone Dregs Removal Suspension Coop And Bone Dregs-Falling Proof Device, Yang Fangwei, Jia Wei, Zhang Chunhui, Li Xia

Food and Machinery

Designed a kind of the new type self-unloading bone dregs removal suspension coop and bone dregs-falling proof device. The new type self-unloading bone dregs removal suspension coop is mainly composed of a cage bottom ring and the bottom cover plate, cage barrel body, along the reinforcing ring, cage cover several main body. The new type suspension coop can ensure the safety and reliability of bone processing, providing a good solution for the problem of the traditional suspension coop that has a lock cover is not strict, the pin is easy to fall. The hanging structure of the traditional suspension coop …

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Freshwater Fish Pneumatic Machinery To Head-Cutting Method Research, Liu Jing, Zhang Fan, Wan Peng, Tan Hequn Jan 2017

Freshwater Fish Pneumatic Machinery To Head-Cutting Method Research, Liu Jing, Zhang Fan, Wan Peng, Tan Hequn

Food and Machinery

Freshwater fish head before processing as a freshwater fish processing a difficult point in the process of automated processing, to head the processing effect directly affects and restricts the freshwater fish late deep processing of the quality of the products. This paper presents A use of pneumatic cylinders contour design tool for freshwater fish mechanical processing way to head, is designed and developed A pneumatic head machine prototype, to go head machine prototype meat rate and recovery rate of head as the main performance indexes, performance parameters affecting the freshwater fish head machine prototype of fish head positioning distance, the …

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Design Of A New Microwave-Vacuum Dryer, Yang Xiaotong, Duan Xu, Ren Guangyue Jan 2017

Design Of A New Microwave-Vacuum Dryer, Yang Xiaotong, Duan Xu, Ren Guangyue

Food and Machinery

A new type of microwave and vacuum drying device combining waveguide and wave source cooling device was designed. This improvement helped to solve two big problems effectively, uneven distribution of microwave and wave source easily broken on heat. Because the material chamber is the intersection of microwave and vacuum chambers, material could be in microwave radiation as well as in vacuum environment. Thus, the material plates were hierarchical designed. On the one hand, they were easily tear down, on the other hand, material room space could be made full use. Moreover, the cold traps designed by modular to make it …

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Structure Design And Heat Transfer Analysis Of Drying Tray Part Of Hot-Air Disc Dryer, Su Quanwei, Zhou Hang Jan 2017

Structure Design And Heat Transfer Analysis Of Drying Tray Part Of Hot-Air Disc Dryer, Su Quanwei, Zhou Hang

Food and Machinery

To make the food be dried better as well as improve the drying efficiency, based on the analysis of the working principle of rotary disc dryer, for its critical part drying tray, the geometry structure design, the stress and its deformation were analyzed. Moreover, the calculating formulas of the thickness of the steel material manufactured for the drying tray were also provided. After analyzing the heat transfer process between drying tray and bulk solids bed in the work, the heat transfer coefficient formula was then summed up. According to the relevant theory given in this study, rotary disc dryer was …

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Design Of Personalized Ice Cream Machine Based On 3d Printing, Hong Jian, Wang Dongyan, Li Fei, Qin Guoxuan Jan 2017

Design Of Personalized Ice Cream Machine Based On 3d Printing, Hong Jian, Wang Dongyan, Li Fei, Qin Guoxuan

Food and Machinery

In order to meet the personalized needs of the individual’s desiring of ice cream, an ice cream machine was designed based on the rapid prototyping technology. This machine included transmission, mechanical structures and control system. A Z-axis drive module and a Core XY two-axis one were adopted by the transmission module. Moreover, the mechanical structure was constructed by a stirring module to mix the raw material uniformly, combining a platform to enable raw material to stack layer by layer and an extrusion mechanism moving in XOY plane. The control system composed of a mechanism motion and a temperature control. It …

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Effect Of Mechanical Vibration During The Transportation Process On The Storage Quality Of Kiwi Fruit, Zhang Zhe, Zhang Zhiquan, Mao Li, Tian Jinjin, Hao Junjie, Li Limin, Mao Yiqiong Jan 2017

Effect Of Mechanical Vibration During The Transportation Process On The Storage Quality Of Kiwi Fruit, Zhang Zhe, Zhang Zhiquan, Mao Li, Tian Jinjin, Hao Junjie, Li Limin, Mao Yiqiong

Food and Machinery

Based on the actual situation in the transport process, the effects of mechanical vibration frequencies and acceleration on the storage quality of kiwi fruit was investigated. The change processes of storage quality of kiwi fruit were studied under five vibration frequencies of 10, 20, 30, 40, 50 Hz and three vibration accelerations of 2.5, 5.0 and 7.5 m/s2. Moreover the effects of mechanical vibration on the hardness, the content in internal soluble solids, titratable acid, VC, and MDA of each group of kiwi fruit have been analyzed. The results indicated that the hardness, titratable acid, V …

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Early Warning Of Afb1 Contamination In Stored Maize By Monitoring Catalase Activity, Zhang Yaolei, Zhai Huanchen, Zhang Shuaibing, Cai Jingping Jan 2017

Early Warning Of Afb1 Contamination In Stored Maize By Monitoring Catalase Activity, Zhang Yaolei, Zhai Huanchen, Zhang Shuaibing, Cai Jingping

Food and Machinery

The early warning is significant forpreventing stored maize from aflatoxin B1 (AFB1) contamination. To reveal the relationship between the change of catalase activity and AFB1 contamination in stored maize, the storage experiments of maize were carried out at different temperatures and moisture contents. The results showed the increasing trend of catalase activity and contaminated AFB1 was accordant, which displayed a quadratic equation with the correlation coefficient of more than 0.95. The rates of catalase activity increase and AFB1 production by mould in maize could be affected by storage temperature and maize moisture content, but …

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Effect Of Nano-Sio2 Modified Ldpe Film On Postharvest Quality Of Gonggan, Song Mubo, Fang Fang, Luo Zishen, Li Dong, Chen Zhenlin, Xuan Liting, Shuai Liang, Duan Zhenhua Jan 2017

Effect Of Nano-Sio2 Modified Ldpe Film On Postharvest Quality Of Gonggan, Song Mubo, Fang Fang, Luo Zishen, Li Dong, Chen Zhenlin, Xuan Liting, Shuai Liang, Duan Zhenhua

Food and Machinery

In order to study the effect of nano-SiO2 modified low density polyethylene (LDPE) film on Gonggan storage, the influences of unpacked, LDPE film and nano-SiO2 LDPE film packaging treatments on postharvest quality of Gonggan were investigated. The results showed that both of the packing materials could improve the postharvest quality of Gonggan, and nano-SiO2 LDPE film was better in slowing down the increase of the decay rate and weight loss ratio, and the decrease of firmness. Moreover, the nano-SiO2 LDPE film was found to be better in inhibited the accumulation of malonaldehyde (MDA), and maintained higher …

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Research Of Air Distribution Characteristic For Single Evaporator Multiple Temperature Zones Refrigerated Truck, Zhao Yao, Tang Gangzhi, Zhu Sunke Jan 2017

Research Of Air Distribution Characteristic For Single Evaporator Multiple Temperature Zones Refrigerated Truck, Zhao Yao, Tang Gangzhi, Zhu Sunke

Food and Machinery

Compared to single temperature zones refrigerated truck, multiple temperature zones refrigerated truck is more comfortable with cargo demand and temperature changes. Air distribution in the truck cold room could affect its temperature significantly. In this paper, the influence of air distribution to temperature range in single evaporator multiple temperature zones refrigeration truck was studied based on CFD technology. Moreover, temperature non-uniformity problems were also analyzed. The results provided a theory basis for the design optimization of multiple zones refrigerated truck.

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Refrigeration Monitoring System Of Ultra-Low Temperature Cold Storage Onfishing Boat Based On Virtual Instruments, Xu Minsheng, Xie Jing, Wang Jinfeng Jan 2017

Refrigeration Monitoring System Of Ultra-Low Temperature Cold Storage Onfishing Boat Based On Virtual Instruments, Xu Minsheng, Xie Jing, Wang Jinfeng

Food and Machinery

There are several problems in the ultra-low temperature refrigeration control system on the tuna fishing boat, including the low degree of automation, unsatisfactory monitoring effect and poor monitoring conditions. In order to solve these problems, a tuna fishing boat ultra-low temperature cold storage refrigeration monitoring system was designed and developed by using the virtual instrument technology, based on LabVIEW. This system achieved a real-time monitoring, and displayed a unit’s data and dynamic curves. Moreover, it also included a data processing and storage, a control parameter settings, an electronic expansion valve real-time status monitoring, a valve control and an output display. …

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Control System Of Distributed Cabinet Based On Thermoelectric Cooler For Fruits And Vegetables, Zou Chidao, Lu Enli, Lu Huazhong, Zeng Zhixiong, Zhao Junhong Jan 2017

Control System Of Distributed Cabinet Based On Thermoelectric Cooler For Fruits And Vegetables, Zou Chidao, Lu Enli, Lu Huazhong, Zeng Zhixiong, Zhao Junhong

Food and Machinery

Preservation of environment temperature is an important factor to protect distribution quality of fruits and vegetables. In this paper, distributed cabinet based on thermoelectric cooler (TEC) for fruits and vegetables was studied while control system based on ATmega16 microprocessor of AVR series was designed. By using ICCV7 for AVR software platform and C program, software of control system was researched. After ambient temperature of distributed cabinet and water temperature of TEC system were acquainted, executions such as TEC, fans and pumps were control automatically by using a dual limit control methods. Persevered temperature of distributed cabinet and high temperature protection …

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Application Of A New Type Of Fluorine Free Refrigerant Hcr22 In Food Refrigeration System, Liu Jinguang, Xiong Xubo, Wang Shiqing, Luan Mingchuan, Zhang Yan, Jiang Wenli Jan 2017

Application Of A New Type Of Fluorine Free Refrigerant Hcr22 In Food Refrigeration System, Liu Jinguang, Xiong Xubo, Wang Shiqing, Luan Mingchuan, Zhang Yan, Jiang Wenli

Food and Machinery

In order to explore the feasibility of the application of new fluorine free refrigerant in the existing refrigeration system, a traditional one based on R600a refrigeration, a testing equipment of new refrigeration system was designed. This new testing equipment was dominated by a cooling equipment, temperature tester and pressure detector. In this study, the refrigerant R600a replaced by a new type of fluorine free refrigerant HCR22, and the coefficient of performance and cold storage capacity were taken as indexes, and conducted an experiment for 12 h, the refrigerating capacity of two refrigerants in different quantity of charging ratio was studied. …

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Extraction And Antioxidant Activity In Vitro Of Flavonoids In Cold Pressed Cake Of Zanthoxylum Armatum Dc. Prodr., Wang Chunxia, Pu Biao, Jiang Yan, Fu Benning Jan 2017

Extraction And Antioxidant Activity In Vitro Of Flavonoids In Cold Pressed Cake Of Zanthoxylum Armatum Dc. Prodr., Wang Chunxia, Pu Biao, Jiang Yan, Fu Benning

Food and Machinery

Response surface methodology was used to optimize the microwave- assisted extraction of flavonoids from cold pressed cake in Zanthoxylum armatum DC. Prodr， and the antioxidant activity in vitro of flavonoids were analyzed. The results showed that the optimum extraction process of flavonoids were： microwave power 506 W, microwave treatment time 256 seconds, ethanol concentration 75%, ratio of liquid to material 501. Under this condition, extraction ratio of flavonoids was 0.40%±0.04% ( in terms of rutin). The reducing power, the hydroxyl free radicals, DPPH free radicals, scavenging capacity of flavonoid extracts were increased gradually with the increasing of the mass concentration, …

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Study On Isolation And Antioxidant Activity Of The Polysaccharide From Ganoderma Lucidum, Xu Xuefeng, Li Guijuan, Yan Hao, Zhang Yu, Zhang Jingchang Jan 2017

Study On Isolation And Antioxidant Activity Of The Polysaccharide From Ganoderma Lucidum, Xu Xuefeng, Li Guijuan, Yan Hao, Zhang Yu, Zhang Jingchang

Food and Machinery

Isolation, purification and antioxidant activity in vitro of polysaccharide from Ganoderma lucidum were studied. Polysac-charide was extracted from G. lucidum, and three fractions were isolated through ion exchange chromatography and allyl dextran gel chromatography from them, including GLPa-2, GLPb-1, and GLPc. The weight-average molecular weight was detected by gel permeation chromatographic, and then monosaccharide composition was detected by gas chromatography. The results were described as follows. The component parts of polysaccharides were composed of glucose, arabinose, xylose and mannose, with different containing rates, and the average molecular weight of GLPa-2, GLPb-1, GLPc was detected to be 3.65×105 Da, 3.87×10 …

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The Analysis Of Resveratrol Contents And Their Antioxidant Activity In Different Varieties And Tissues Of Grapes, Chen Mengwei, Deng Qunxian, Zhang Jinrong, Lu Xiulan, Xia Hui, Wang Jin Jan 2017

The Analysis Of Resveratrol Contents And Their Antioxidant Activity In Different Varieties And Tissues Of Grapes, Chen Mengwei, Deng Qunxian, Zhang Jinrong, Lu Xiulan, Xia Hui, Wang Jin

Food and Machinery

The stems, skin and some varieties of grape seeds from six varieties classified as three kinds of color grape were used to extracted the resveratrol by organic solvent and then detected its content by HPLC. Moreover, the effect of resveratrol on DPPH radical and hydroxyl radical scavenging ability were also studied. The results showed that the resveratrol content in different grape varieties and tissue distributed differently, and the volume decreased in fruit stem, skin, and pip orderly. Furthermore, it was also found that the resveratrol content in the varieties of purple-black was the highest in the fruit skin, but it …

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The Detection Of The Chemical Components In Oenanthe Javanica And Its Hypoglycemic Activity, Guo Xiaoqing, Wei Longhua, Dai Tiantian, W Uqing Jan 2017

The Detection Of The Chemical Components In Oenanthe Javanica And Its Hypoglycemic Activity, Guo Xiaoqing, Wei Longhua, Dai Tiantian, W Uqing

Food and Machinery

The chemical components of Oenanthe javanica from Guizhou and the hypoglycemic effect of its extracts on the diabetic mice induced by streptozotocin (STZ) was investigated in this paper. The chemical composition type in the wild O. javanica was detected in a single prediction experiment by using various chemical components of natural medicine. The total phenolic acids, flavonoids and sugar of O. javanica were determined by spectrophotometry. Diabetic mice model was established by STZ, and metformin was used as a positive control, the extracts from O. javanica was fed, blood glucose was measured. The results showed that O. javanica contained phenols, …

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Effect Of Total Flavonoids From Perennial Lablab Sp. Hull On Immune Function In Mice, Cao Baiying, Jiang Xiujuan, Qi Yingxin, Chang Youquan Jan 2017

Effect Of Total Flavonoids From Perennial Lablab Sp. Hull On Immune Function In Mice, Cao Baiying, Jiang Xiujuan, Qi Yingxin, Chang Youquan

Food and Machinery

The effect of total flavonoids from Perennial Lablab sp. Hull(FPLH) on the immune function and antioxidant activity in vivo were studied. With index of immune organ, spleen lymphocyte proliferation function, phagocytic activity of macrophages, cytokine levels in serum(IFN-γ and IL-4), the activity of alkaline phosphatase in serum, the activity of SOD, GSH-Px and the level of MDA in serum as the evaluated indices, the immune function and antioxidant activities of FPLH in mice was studied. The results showed that the thymus index and spleen index of FPLH was higher than the control group by 12.34% and 8.67% respectively; the spleen …

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Ultrasonic Enhancement Of Tartary Buckwheat Germination And The Production Of Nutrients In Sprouts, Wang Shunmin, Wang Jianfei Jan 2017

Ultrasonic Enhancement Of Tartary Buckwheat Germination And The Production Of Nutrients In Sprouts, Wang Shunmin, Wang Jianfei

Food and Machinery

Tartary buckwheat (Fagopyrum tataricum) seeds were treated using ultrasonic at different power and time and temperature. The exposed grains were germinated, then harvested after incubation on the 2rd, 4th, and 6th days. The effects of ultrasonic on the germination rate of the tartary buckwheat seeds and some nutrient compounds in the sprouts were detected, and the DPPH radical-scavenging activities of the seedlings were investigated. The results showed that with treatment of 280 W ultrasonic, at 20 ℃ for 35 min, the highest rates of initial (88.0%) and final (100.0%) germination were obtained after incubation. With the treatment of 240 W …

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Ultrasonic-Assisted Extraction And Physicochemical Characteristics Of Collagen From Rabbit-Skin, Zhang Xiaojie, Zhang Yuhao, Ma Liang, Ma Mingsi, Zheng Hong, Sun Yi Jan 2017

Ultrasonic-Assisted Extraction And Physicochemical Characteristics Of Collagen From Rabbit-Skin, Zhang Xiaojie, Zhang Yuhao, Ma Liang, Ma Mingsi, Zheng Hong, Sun Yi

Food and Machinery

The application of ultrasonic irradiation to extract pepsin-soluble collagen from the skins of rabbit was investigated in this study. The results showed that the extraction rate of collagen using the ultrasonic irradiation was (83.69±0.51) % and the yield increased by 25% in comparison with the conventional pepsin isolation method. The result of polyacrylamide gel electrophoresis confirmed that the subunits structure of collagen using the ultrasonic irradiation was mainly of α1, α2 and β, without subunit degradation. Moreover, the ultraviolet spectrum exhibited a typical absorption peak at 217 nm, indicating that it greatly maintained the characteristics of type I collagen. Additionally, …

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The Effect Of Different Hydrolloids On The Quality Of The Germinated Brown Rice Bread, Cao Lei, Xia Qing, Song Yu, Lu Chaoqun, Tao Shu, Liu Chao Jan 2017

The Effect Of Different Hydrolloids On The Quality Of The Germinated Brown Rice Bread, Cao Lei, Xia Qing, Song Yu, Lu Chaoqun, Tao Shu, Liu Chao

Food and Machinery

The effect of different hydrolloids on quality of the germinated brown rice (GBR) bread was investigated in this study, by adding different content of hydroxy propyl methyl cellulose, sodium alginate and xanthan gum. The results showed that different hydrolloids had different effects and suitable adding concentration on the bread. Compared with the GBR bread without any hydrolloids, the specific volume of bread increased by 25%, whereas its hardness decreased by 35%. However, the springiness and the cohesiveness increased by 9.5% and 9.8%, respectively, when added with 2% hydroxy propyl methyl cellulose in the bread. After adding 0.1% sodium alginate, the …

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Optimization On Extrusion Process Ofaloe-Maize Blend By Linear Interpolation Method, Wei Hongyu, Luo Shaoming, Zhu Lixue, Zhou Yumei Jan 2017

Optimization On Extrusion Process Ofaloe-Maize Blend By Linear Interpolation Method, Wei Hongyu, Luo Shaoming, Zhu Lixue, Zhou Yumei

Food and Machinery

Aiming at the problem of low efficiency of by-product in aloe processing, the aloe leaves were dried，crushed and mixed with maize flour, and then were extruded to make aloe-maize health food. Single factor and five factors four levels orthogonal test were used to study the influence of process parameters on characteristics of the extruded products. Linear interpolation method was used to evaluate the products characteristics, and the process parameters were optimized: the feeding rate is 30 r/min, the screw speed is 115 r/min, the water content is 14%, the aloe content is 4% and the extrusion temperature is 150 ℃

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Study On Technology Of Coagulated By Fermented Soybean Processing Waste Water, Xie Linglai, Zhao Liangzhong, Yin Lebin, Chen Chuqi, Zhou Juan, Zhu Dan Jan 2017

Study On Technology Of Coagulated By Fermented Soybean Processing Waste Water, Xie Linglai, Zhao Liangzhong, Yin Lebin, Chen Chuqi, Zhou Juan, Zhu Dan

Food and Machinery

Fermented soybean processing waste water was used as coagulant to produce tofu. On the basis of single factor experiments, the total acid of fermented soybean processing waste water, amount of fermented soybean processing waste water and the temperature of pointing soybean milk were main factors, taking the sensory evaluation score and springiness, and the coagulation conditions were optimized through response surface methodology. Results showed that the optimum coagulation parameters were as follows: the total acid of fermented soybean processing waste water 5.3 g/kg, the amount of fermented soybean processing waste water 29% and the temperature of pointing soymilk 76 ℃. …

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Optimization Of Technological Conditions For Enzymatic Hydr Olysis Of Sweet Corn Pulp, Lu Manxia, Zhang Ling, Lin Zhisang, Wang Zeqi, Huang Xiaocui, Xie Huxi Jan 2017

Optimization Of Technological Conditions For Enzymatic Hydr Olysis Of Sweet Corn Pulp, Lu Manxia, Zhang Ling, Lin Zhisang, Wang Zeqi, Huang Xiaocui, Xie Huxi

Food and Machinery

The sweet corn juice was prepared by using double enzymes method, i.e. catalyzed by medium temperature α-amylase and saccharifying enzyme. The soluble solid matter content was analyzed as the basis of evaluation. The liquefaction process was investigated in solid-liquid ratio, medium temperature α-amylase dosage, enzymatic hydrolysis temperature and time on the amylolysis effect, and then the effects of the amount of saccharifying enzyme, saccharification temperature and time on the enzyme solution were also studied. On the basis of single factor experiments, the optimum technological conditions of double enzyme hydrolysis for sweet corn were optimized by orthogonal experiment. The results showed …

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Research Progress Of Inonotusobliquus Polysaccharides, Chang Chen, Bao Yihong Jan 2017

Research Progress Of Inonotusobliquus Polysaccharides, Chang Chen, Bao Yihong

Food and Machinery

Inonotus obliquus polysaccharide is one of the major constituents of active components in Inonotus obliquus, which has important function on antioxidant, anti-tumor etc. and is one kind of potential health ingredients. Study the progresses of Inonotus obliquus polysaccharide, including the extraction, isolation, purification, identification, bioactivity and composition, and offer the futher researchs and prospects of Inonotus obliquus polysaccharide.

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Statistics And Analysis Of Research Literature Of Genetically Modified Food In China, Wu Songfei, Fan Jinhua Jan 2017

Statistics And Analysis Of Research Literature Of Genetically Modified Food In China, Wu Songfei, Fan Jinhua

Food and Machinery

Based on the theories of statistics and econometrics, the research selected 341 CNKI research papers on Chinese genetically modified food, published during 1997 and 2016. It was pointed out that these published journals demonstrated a certain degree of concentration, core scholars carried out in-depth researches and research directions representing a certain degree of regularity and extensionality. The results showed that researches of domestic scholars on genetically modified foods tend to increase, while few research literatures on natural science were found. It was necessary that the researchers should commit to studying transgenic engineering technology. However, as social science research literature revealed, …

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