No 2 (2013)
Processes and equipment for food industry
7-9 561
Abstract
It’s currently necessary to clarify the mechanisms of thermodynamic and mass transfer processes in capillary porous media. In this paper we obtain the thermogravimetric curves of evaporation drying kieselguhr sludge. It is also an analysis of the curves, allowing to choose the optimum conditions of drying.
10-15 600
Abstract
This work offers to supplement polynomial elements used by the step function of Heaviside and rounding functions which allows to simplify and formalizes the record of test piecewise continuous function applying it for continual problems solution by the method of Galerkin.
16-19 556
Abstract
For the first time in Russia created the encyclopedia "Food Technologies' industry focus. Basic information on the organization of machine-made staple food of the person in the beginning of XXI systematized in this encyclopedia. The purpose of article - step up the efforts of specialists in technology development and technology of food production of new generations.
20-24 518
Abstract
The article presents a comprehensive study of vacuum sublimation dehydration of the product based on blood corpuscles of slaughtered animals.
25-27 539
Abstract
Thermal analysis of buckwheat seeds was carried out. Identified forms of moisture binding in product and temperature intervals of its removal.
28-32 580
Abstract
Based on the input values of the equivalent values of thermophysical units and the heat transfer coefficient were calculated: values that reflect the kinetics of the process of baking; values allowing to determine the relationship duration baking temperature in the baking chamber; the voltage of the active area of the hearth.
33-38 484
Abstract
The paper presents a method for controlling the hydrothermal treatment process in the production of oat flour. A result of using the method for controlling the hydrothermal treatment is improved technology, energy and environmental performance indicators. A result of application a control method increases efficient use steam and reduces energy consumption for heat treatment process.
39-42 566
Abstract
The paper is studied thermo-moisture treatment of carp on the provisional application of vacuum packaging. The degree of hydration of the carp meat tissues equally depends on the prepackaging, as well as the characteristics of the fluid in the chamber system. With increasing temperature the degree of hydration of meat carp tissue decreases with the reduction of the difference in its numerical values of packed and unpacked samples. Obtained a graph of depence dependence of the speed of carp meat tissue dehydration of the processing temperature. Revealed that the presence of plastic packaging, as well as wetting fluid help reduce the dehydration speed of carp meat tissues.
43-46 462
Abstract
This article is devoted to the study of the strength characteristics of safflower seeds. Safflower - heat-loving and drought-resistant plant, the average yield of 6-12.6 c/he. It is cultivated for edible oils, as well as for technical purposes.
47-52 712
Abstract
The variation of the dynamic viscosity of dairy products and fruit puree with the free run-off on the vertical wall of the vacuum chamber with a two-stage vacuum evaporation was studied. The effect of evaporation temperature and product moisture on the rheological properties of milk and fruit blends was investigated.
53-57 506
Abstract
The pneumatic drive of the cutting actuating medium of the mechatronic complex for portioning food is considered. The dynamics equations air motor is analyzed. The schematic diagram of the pneumatic actuator is shown. The mathematical model for the power of useful resistance of the air motor with moving cutting tool is set out. The mathematical model for the power of resistance of cutting plate knife is shown.
58-62 493
Abstract
Article is devoted to heat transfer research when cooling whey. Change of temperature in interrelation with rheological properties of whey is defined. Results for practical use are received.
Information technologies, modeling and management
63-68 541
Abstract
We consider a method for determining the parameters of a rheological model of the fluid, which demonstrates the effect of “solidification”. Example on the use of the proposed algorithm is given.
69-74 501
Abstract
Formulate the problem of multicriteria optimization formulations of food products with a complex composition of raw materials and developed an algorithm for its solution. The description of the module optimization formulations in the automated information system. Shows examples of solutions of multicriteria optimization problem formulation honey paste,
meat pies and cheese products.
meat pies and cheese products.
75-79 578
Abstract
The complex indicator quality-price of bakery products is offered. Various product samples are compared among themselves.
80-83 1231
Abstract
The basic operations of manufacturing thin-walled pipes of steeply curved pipe blanks are studied. Recommendations on selection bending method depending on the original pipe wall thickness of the workpiece.
84-89 518
Abstract
Consider a mathematical model for thermoelastic plate with free support edges. It is shown that the problem with the rapid degradation is reduced to a closed algebraic system of linear equations and thus obtain approximate solutions in analytical form, which is used to calculate the stresses in the thermoelastic plate.
90-94 594
Abstract
In this paper we consider approximations of functions using integer shifts of Gaussians – quadratic exponentials. A method is proposed to find coefficients of node functions by solving linear systems of equations. The explicit formula for the determinant of the system is found, based on it solvability of linear system under consideration is proved and uniqueness of its solution. We compare results with known ones and briefly indicate applications to signal theory.
95-99 497
Abstract
Investigated the effect of the weak data fields terra meter waveband on metabolism of state paracrystalline objects, changing their spatial structure, form channels for the exchange of information, amounts holistic dynamic configuration or part of it.
100-105 525
Abstract
Efficient hardware design of the drying process and reduce energy costs for its implementation is an important task. In this paper developed the mathematical model of the drying process the modified feed in vibroboiling layer.
106-110 498
Abstract
In present article studied behavior of weak discontinuities in diphases elastic-viscoplastic porous medium, where for one out of phases performed Tresca conditions.
Food biotechnology
111-114 561
Abstract
Preferences of consumers of various beer grades were analyzed. The reasons of emergence of defect were identified and analyzed by statistical methods. The urgency of statistical methods application for an assessment of beer quality was analyzed.
115-118 558
Abstract
Soft waffle were developed on the basis of a mix of a chick-pea and buckwheat flour and pumpkin puree. Waffle have a soft structure, pleasant aroma and taste; contents all irreplaceable amino acids, protein, vitamins, macro - and microcells, food fibers.
119-124 762
Abstract
Article contains information about new technologies of flour and bakery products on the basis of multicomponent structure products or the flour composite mixes executed from a flour of pumpkin and a thistle, a dry leaf of a stevia and dry lactulose, and also mixes from different types of grain, such as: corn, buckwheat, rice, millet.
125-128 526
Abstract
The article presents the results of the application method of bakery products production with the introduction of dietary phospholipid concentrate.
129-133 489
Abstract
The article presents research on the application of blood corpuscles of slaughtered animals as a basis for antianemic action products manufacturing.
134-140 668
Abstract
The basic technological parameters of the grain mash fermentation, on the basis of the powdery malt extract prepared from green malt of buckwheat, with application of various types of microorganisms are investigated.
Fundamental and Applied chemistry, chemical technology
141-146 519
Abstract
Dependence of thermal treatment of membrane PVC is set on a temperature. Influence of maintenance of plasticizer and heat treatment is shown on the physicomechanical parameters of membrane PVC. Influence of duration of mixing mixture components set on physicomechanical parameters membrane PVC.
147-149 512
Abstract
Considering the trend towards intensification of some industries, including refractory manufacturing, the requirements to insulation materials are determined. Some of their properties are given. Normal heat loss by insulated surfaces is studied depending on the coolant temperature.The corresponding calculating equations is studied. It is very convenient for operational work to use nomogram calculations for determining the thickness of insulation for round dustand gas tracts and flat working surfaces.
150-152 510
Abstract
In work we consider the influence nano cellulose, ultrasound and pulsed magnetic treatment on the process of gluing wood.
153-155 518
Abstract
The possibility of applying textile waste for reception fibrous filler is considered. Fibrous filler influence on process of coagulation in the presence of various coagulation agents and property of received vulcanizates is considered.
156-159 573
Abstract
The influence of dosage and nature of coagulation agents on molecular weight secreted butadiene-styrene rubber is considered. It is established that the increase of coagulant expense is accompanied by increase of molecular weight that is reflected in indicators received vulcanizates.
160-163 559
Abstract
Sorption of nitrophenols from aqueous media by сrosslinked N-vinylpyrrolidone-based polymer in static conditions are studied depending on the pH of the solution and the nature of the nitrophenols. It has been established that a temperature and the introduction of salting-out agents influence on the sorption of nitrophenols.
164-169 512
Abstract
The relationship of molecular structural characteristics of polydienes and their macroscopic properties in thermal oxidation processes was examined.
Biotechnology, bionanotechnology and sugary products technology
170-174 527
Abstract
The pilot study examined the impact of combined sorbents on the effectiveness of juice purification, the extent of proteins removal and the degree of microbiological contamination of preliming juice.
175-178 460
Abstract
The influence of temperature on the level of ATP in the cells of thermotolerance and mesophilic micromycetes in the biosynthesis of glucoamylase was studied.
179-181 480
Abstract
It is proposed to create products based on milk, cream, and blended olive products (corn, linseed and peanut oils) with a balanced fatty acid composition, and also the use of microencapsulated probiotics in pectin capsules.
182-186 513
Abstract
It is proposed advanced technological methods of intensification basic operations of the first phase juice purification, allowing more efficient use of calcium hydroxide.
187-190 552
Abstract
The regularities of change in physical and mechanical properties of biofilms based on pea starch treated with pullulanase enzyme preparation were obtained. The possibility of formation of linear pea starch amylopectin polymers, which contribute to improvement of the mechanical and rheological properties of biofilms was identified.
191-194 568
Abstract
The influence of the conditions of biosynthesis (pH, t °, the cultivation time, the concentration of IPTG-inducer, time of IPTG application and time of biosynthesis) on obtaining the maximum amount of the enzyme LipA.
195-199 497
Abstract
The dynamics of the content antinutritive factors in the protein complex of soybean seeds during germination were investigated and the new technologies targeted products, enrichment B. Bifidum was developed.
200-205 462
Abstract
Method of calculation circuit intense carbonation of calcium hydroxide in the apparatus of the «saturation in the pipe» was proposed. The possibility of creating upward fluid flow in the device under varying process parameters was justified.
206-210 497
Abstract
Biosynthesis conditions of β-mannanase enzymes have been optimized by a method of mathematical experiment modeling. The experimental tests have confirmed the effectiveness of optimization based on mathematical modeling of the experimental method of least squares. In this case, the activity of β-mannanase synthesized by Trichoderma harzianum was 564.0 U / mL, which is higher than the activity of the enzyme in the control environment at 2.7 times. Specific energy consumption of the process of cultivation decreased by 12%.
Economics and Management
211-216 546
Abstract
The model of raw providing the processing enterprises entering into vertically integrated structure on production and processing of dairy raw materials, differing by an orientation on achievement of cumulative effect by the integrated structure acting as criterion function which maximizing is reached by optimization of capacities, volumes of deliveries of raw materials and its qualitative characteristics, costs of industrial processing of raw materials and demand for dairy production is developed.
217-219 476
Abstract
This paper proposes a mechanism of state regulation of the structural transformations that take into account the specific economic conditions in the economy of Mozambique and directed towards the priorities for structural reforms within the industrial modernization.
220-222 443
Abstract
The paper presents a mathematical model and method, designed to assess the correspondence between the dynamics of economic performance and the desired trajectory of the national economic development. The results of the evaluation of the rank of conformity with the models and methods adequate to prioritize institutional changes in the national economic system.
The development of small innovative enterprises in agriculture based on the use of foresight methods
223-226 494
Abstract
Proposed the use of foresight techniques in agriculture in the development of innovative small businesses. Forsyth, as a group of methods for long-term forecasting of scientific, technological and social development, much more wide then road mapping in instrumental terms, focuses on the global issues of a public sector.
227-233 483
Abstract
It were developed in this article the author's scientific and practical approach, methodology, and managerial tools allowing to construct and implement the policy of the competitiveness of the national economy in its personnel division at the federal, regional and enterprise levels, providing a selection and recruitment of qualified personnel capable of update the socioeconomic mechanism of public administration. Groups of industries of national economy were studied depending on the level of competitiveness of their products, trends, characteristics and factors of policy selection and recruitment in the civil service and industry sectors on example of CBEER - CFD.
234-238 468
Abstract
The article reveals trends in the regulatory mechanisms of the economy of processing enterprises, relatively distinctive feature of the author's position is practical recommendation on risk management as an important area of development-regulative mechanisms of related to the positioning of cluster formation and enterprises of processing industry.
239-243 472
Abstract
The system of product competitiveness’s indicators regarding with peculiarities of enterprise producing medical plug is represented. The estimation based on this system of indicators is the premise for production planning's formation of branch enterprise.
244-248 593
Abstract
The paper studied the theoretical and methodological foundations of strategic management in accordance with the terms of the development of the Russian market economy, as well as the development of practical recommendations for improving the system of strategic management at the example of the sugar industry.
249-251 501
Abstract
At the present stage it is extremely important to increase the investment attractiveness of AIC and to improve the economic factor of investment attractiveness of the agro-industrial complex of the region. The paper considers the investment activities of the Central black earth region. The perspective directions, contributing to the development of investment attractiveness and the improvement of the efficiency of agricultural production are identified.
252-255 501
Abstract
We give a definition of administrative resources as a reserve capacity of the legislative and executive authorities, used to regulate the relations between economic entities. It is noted that the improvement of the investment climate in the region is the result of preferences for investors, coordinating the interests of participants in the investment process in the stimulating role of the state. Shows the dynamics of rating of the investment climate of the Voronezh region and through cluster analysis proved a leading role in enhancing the investment process of the regional administration. Administrations of municipalities assist in placing large investment projects and the organization of promoting smaller projects.
256-261 581
Abstract
The article considers the system of formation of favorable conditions for the sustainable development of the innovative potential of petrochemical enterprises.
262-265 508
Abstract
The traditional methods of quality control of grain, dock-led feasibility, proposed and tested in practice near-mill elevator innovative methods of management organization, introduction of resource-saving technologies, different allow using «piezo electronic sensor» more quickly and accurately detect early damage of grain of wheat and ensure its further storage without loss of quality are described.
266-270 505
Abstract
In modern economic conditions effectively carry out innovative activity could only highly professional personnel. For an assessment of competences of the enterprise employees we offer the methodical approach, allowing defining readiness of the enterprise employee for innovative activity from the point of view of its competences and personal qualities.
271-274 469
Abstract
The current process of planning production activities in the food industry in Russia is very different interpretations of both the characteristics of the different stages, and maintaining them in a single scheduling algorithm. In this article, we attempt to form an algorithm indicative planning of production activities with general theoretical positions by considering the process of determining the overall purpose, objectives and consistency of production planning.
Editorial
275-278 427
Abstract
List of requirements of drowing up materials in «Proceedings of the Voronezh state university of engineering technologies»
ISSN 2226-910X (Print)
ISSN 2310-1202 (Online)
ISSN 2310-1202 (Online)
