Статьи в научных журналах (эффективный контракт): Новые ресурсы
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System for measurement and control of drill string vibration
(2020-05)The article discusses issues of ensuring effective and reliable measurement and control of drill string vibration. A system for active measurement and control of drill string vibration is presented. The system combines ... -
Self-contained process module with flow swirling for downhole equipment power supply
(2019-12)The present paper is dedicated to the development of resource-saving technologies for oil and gas complex, namely to the development of power supply for downhole equipment. The relevance of this research is caused by the ... -
Relief flow swirlers to control wax deposition formation inside downhole equipment
(2019-12)The present study describes problems of wax deposition formation on the surface of oil field equipment. In particular, the problem of wax deposition prevention inside tubing walls is considered. Wax prevention techniques ... -
Analysis of the causes of failures of pyrolysis units
(2019-12)This paper presents the classification of pyrolysis units for the disposal of oil waste (oil sludge). Using statistical methods of quality control (Ishikawa diagrams and Pareto diagrams), the main factors affecting the ... -
Method of measuring vibratory condition of a drill string
(2019-11)The article discusses issues related to the improvement of the operational reliability of downhole measurement systems. The circumstances of insufficient readings accuracy due to severe operating conditions are shown. The ... -
Droplet Spreading and Wettability of Abrasive Processed Aluminum Alloy Surfaces
(2020-01)One of the main cause of a droplet metastable state is found to be surface roughness. This state is characterized by a large contact angle hysteresis and condition when the static contact angle is larger than the advancing ... -
Study of microrelief forming technology on sliding bearings for oil and gas centrifugal units
(2019-12)The present paper is dedicated to improving the quality, reliability and operational characteristics of machines that is a major challenge for modern oil and gas engineering. Improving the quality of machines, increasing ... -
Intensification of heat and mass transfer by the interaction of two drops of water of different sizes
(2020-03)An interaction of an incident drop on a sessile drop located on a hot wall was experimentally investigated. The behavior of convection with and without graphite particles was studied. Graphite particles lead to a decrease ... -
Processing capabilities of reducers with eccentric gearing for rotary drilling rigs
(2019-12)The present paper is dedicated to assessment of possibilities for using reducers with eccentric involute gearing in the system of the drilling rig top drive. Modern problems of top drive systems, in particular disadvantages ... -
Expert analysis of the automation equipment for the integrated oil treatment unit
(2019-11)The article discusses the problem of control automation for integrated oil treatment unit. The main goals of such automation are presented, the achievement of which allows increasing oil treatment unit productivity, as ... -
Similarity criteria for modeling the process of pipes pulse pressing into the tube sheet
(2019-11)In the presented article, the phenomena that characterize the essence of the process of fastening pipes to the tube sheet by the method of electropulse pressing are described. The article presents the results relating to ... -
Automation of mass fraction determination of water in petroleum in the laboratory
(2019-11)Petroleum quality indicators should be monitored at all stages of petroleum production, preparation and transportation quickly and efficiently. Such a critically important indicator as the mass fraction of water in petroleum ... -
Assessment of planning methods at job-order manufacturing facilities
(2020-05)An approach to assess the efficiency of solving the problem of production planning at job-order small-scale manufacturing is presented. In consideration of their dimensionality, initial data are analyzed to build an optimal ... -
Malfunction analysis and safety of mathematical models of technical systems
(2020-05)In this article we discuss methods of computing the guaranteed values of the states of a technical system in order to estimate the safety of a technical system. For most models describing the problems of science and ... -
ОСОБЕННОСТИ НАХОЖДЕНИЯ И ПОДВИЖНОСТЬ ЗОЛОТА В ЛЕЖАЛЫХ ХВОСТАХ ЗОЛОТОИЗВЛЕКАТЕЛЬНОЙ ФАБРИКИ =Occurrence and Mobility of Gold in Old Milltailings
(2020-01)Работа посвящена изучению форм нахождения золота в технологических пробах золотосодержащих хвостов ЗИФ. Изучены особенности гранулометрического и вещественного состава технологических проб лежалых хвостов сульфидных и ...