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Orenburg State University december 22, 2024   RU/EN
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Egorov A.N., Krivolapova E.V., Butrimova N.V., Egorov A.A.
TO THE ISSUE OF EFFICIENCY AND ECOLOGICAL SAFETY OF HEAT POWER SYSTEMS [№ 12 ' 2017]
Centralized heat supply systems in different regions operate under conditions of potential risk. The coolant is mainly water, which leads to various emergency and emergency situations with negative environmental and economic consequences. The condition of objects of various generating systems and installations is directly connected with reliable power supply and ecological safety of the object, region, country. Modern energy-saving systems consider the use of a coolant with a lower temperature (+40...+ 50 °C). This method shows the negative side: the lower the temperature of the coolant, the greater the size of the equipment. Insulation does not withstand temperatures above 130 °C, as a result of thermal degradation it darkens, shrinks and absorbs water. In the presence of water, polyurethane foam releases an acid, under which the pipelines are intensely corroded. The water used is subjected to special treatment. In the Orenburg region, SES is being actively built, which should improve the reliability of the electricity supply system, gradually reduce the price of electricity and the level of the environmental crisis. Commissioning of solar generation in the territory of the Orenburg region will save 9 million m3 of gas per year. To increase the efficiency and environmental friendliness of heat-and-power systems, research and development is needed that will enable the transition to new environmentally friendly and affordable energy sources. Their application will contribute to the conservation of natural resources, which should become the main principle of the formation of ecological knowledge and ecological culture for modern society.

Krivolapov G.N., Grubov A.P., Taspaev S.S.
TRANSNATIONAL CORPORATIONS AS AN ELEMENT OF ECONOMIC MECHANISM OF OPEN ECONOMY [№ 10 ' 2006]
Interdependency of national economic systems is intensified in conditions of globalization. Transnational corporations influence on its development. Transnational corporations being an element of economic mechanism take central place in the system of public reproduction processes organization at open national economy.

Krivolapov V.S.
ABOUT NOTIONS OF FINANCIAL AND TREASURY CONTROL IN BUDGETING PROCESS [№ 4 ' 2002]
The published work is devoted to different aspects of classifying various control activities, carried out by state budget treasury fulfillment agencies. Regarding the problem in the context of present-day Russian legislation and common practice the author thinks it is caused by erroneous identification of the two notions - financial and treasury control - as independent components of budgeting process.

Kucherenko M. G., Krivolapov V. V.
NEW METHODS OF OPTIC INFORMATION CHANNELS COMMUTATION ON THE BASIS OF DYNAMIC HOLOGRAPHIC GRATINGS. [№ 4 ' 2001]
The authors examine new methods of optic information channels commutation using a renewing holographic grating as a principal element. For this purpose the authors suggest to use non-stationary holograms, registered on triplet-activated molecules of organic compounds. The article provides the analysis of the possibilities to control the particular parameters of such holograms by means of laser and also the grating records on the singlet activated molecules and spatial-temporal dynamics effects of non-stationary carriers.


Editor-in-chief
Sergey Aleksandrovich
MIROSHNIKOV

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© Электронное периодическое издание: ВЕСТНИК ОГУ on-line (VESTNIK OSU on-line), ISSN on-line 1814-6465
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Свидетельство о регистрации СМИ: Эл № ФС77-37678 от 29 сентября 2009 г.
Учредитель: Оренбургский государственный университет (ОГУ)
Главный редактор: С.А. Мирошников
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