scholarly journals OPTIMIZATION OF THE OIL AND GAS PRODUCTION PROCESS IN THE CONCEPT DIGITAL DEPOSITS

Author(s):  
Oleg Arsent'ev ◽  
Dmitriy Ivanov ◽  
Kristina Saharovskaya

The possibilities of using digital technologies in oil and gas production within the framework of the "Digital Field" concept are considered, and it is determined that the introduction of intelligent systems in technological processes increases the volume and quality of products while reducing their cost.

Energy Policy ◽  
2019 ◽  
Vol 129 ◽  
pp. 738-748 ◽  
Author(s):  
Stephanie A. Malin ◽  
Adam Mayer ◽  
James L. Crooks ◽  
Lisa McKenzie ◽  
Jennifer L. Peel ◽  
...  

2021 ◽  
Author(s):  
Tatyana Ivanovna Lapteva ◽  
Lyudmila Anatolyevna Kopaeva ◽  
Marat Nabievich Mansurov ◽  
Vladimir Ivanovich Efremov ◽  
Viktor Nikolayevich Ilyuhin

Abstract The creation of an effective system of rescue support (the abbreviation ASO is adopted on the territory of the Russian Federation) in the implementation of the processes of oil and gas production and transportation in the Arctic seas of Russia is an urgent and difficult task. The feasibility of creating such a system for offshore oil and gas production facilities is due to the statistics of accidents and incidents at such facilities, as well as the fact that the Merchant Shipping Code of the Russian Federation, in essence, does not consider the applicability of the existing system of rescue operations on platforms that are exploring and developing mineral and other non-living resources the seabed and its bowels. The successful solution of numerous problems of rescue support, including the requirements for the quality of the system, indicators and criteria for the effectiveness of the operations carried out, can be significantly increased by using mathematical models that make it possible to identify patterns in the processes of performing urgent work, improve the quality of planning, and, consequently, the efficiency of management of various organizational systems. Applied in many areas of activity, the scientific direction "research of operations" is advisable to use when system generation of rescue support within the framework of improving the system of technical regulation of oil and gas enterprises. Determining the effectiveness of a purposeful process quantitatively will allow, on a scientific basis, with the involvement of modern mathematical methods, to solve the problem of increasing the effectiveness of the use of forces and means of the marine rescue support, including the functioning of the emergency support system in the mode of daily and emergency activities, as well as the preparation of the necessary forces and means. The novelty of the presented work lies in the application of the provisions of the theory and the apparatus of operations research to assessing the effectiveness of the system of the marine rescue support, which will further serve as a methodological basis for the development of a number of documents and provisions that are of practical importance: methods, requirements for the system of rescue support, documents in the field of control over the rescue system, etc.


Author(s):  
M. M. Orfanova

The need to improve the technological processes of raw fuel resources processing, to search for new technologies and to involve oil and gas waste production wastes as anthropogenic resources becomes urgent. The main directions of using the effects of the mechanical activation of substances in the technological processes of oil and gas production are analyzed.  A brief description of the method of mechanical activation is provided. The prospect of using the method of mechanical activation to solve the problem of waste disposal is shown. The author analyzes the main directions of mechanical activation influence used for changing the composition and properties of hydrocarbons and considers the possibilities of mechanical activation of a substance as an efficient way for accelerating the mechano-chemical processes that occur in hydrocarbons due to intense mechanical loads. The article generalizes the research results concerning the effect of mechanical activation on changes in the physical-chemical properties of oil, fuel oil, bottoms and sludge. The results of using mechanical activation for the preparation of plug-back mixtures based on silica sand and quartziferous waste are summarized. The laboratory research was carried out at a centrifugal-planetary mill. It is established that under the conditions of mechanical activation of hydrocarbons their destruction occurs. The process of transformations is a chain nature. The areas of mechanical and chemical transformations, change of fraction content in residual fuel oil, bottom products, and natural gasoline have been investigated. It has been established that destruction of hydrocarbon fractions takes place. The author demonstrates that processing modes, time and mechanical loads affect the course of hydrocarbon destruction, and its results depend on the type of substance. The researcher proves that it is promising to use the method of mechanical activation to control the properties of mineral flour obtained on the basis of oil sludge. The results of the research indicate clearly that it is possible to get different volume of the light cuts yield by regulating the modes of hydrocarbons processing. The author shows the possibility of increasing the depth of oil refining, as well as the possibility of obtaining a cement mixture with the addition of up to 30% of mechanically activated quartziferous additive without deteriorating the characteristics of cement stone achieved. The method of mechanical activation is promising for the utilization of the wastes of oil and gas complex, as these wastes can be considered the anthropogenic raw materials.


Author(s):  
T. M. Yatsyshyn

Aiming at improving the eco-efficiency of the oil and gas industry, the author suggests the use of life cycle assessment methodology to study oil and gas production facilities as illustrated by the oil-and-gas well. The peculiarities of the research object are the complexity of technological processes and equipment and the multifactorial effects on the environment. The basic principles of the methodology of life cycle assessment have been analyzed. The author specifies the boundaries of the investigated system which includes all stages of the life cycle of an oil-and-gas well: site preparation, rigging up, well drilling, testing, rigging down, assembly of production equipment, well development, well operation, closing-in, well decommissioning. The inventory of single processes of the production system was carried out. It gives a possibility to identify incoming and outgoing elementary flows at each stage. The histograms to determine the power and diversity of incoming and outgoing flows have been built. The approximate duration of each stage is given. This duration makes it possible to estimate the exposure time of single processes and to identify the potential effects on the environment. The most resource-consuming stages have been established. They are drilling, rigging up, rigging down, and decommissioning of wells. Based on to the results of analytical studies of the outgoing flows, the stages with the greatest diversity and flow capacity are established. The potential risk of hazardous environmental emergencies during the life cycle of the investigated facility is determined. The obtained data give a possibility to start researching those processes and / or equipment with which there is intense movement of flows with significant effects on the environment, as well as to develop innovative technical solutions and improve technological processes to reduce the harmful effects on the environment. The conducted research determines a number of advantages of the life cycle assessment methodology for improving the indicators of eco-efficiency. The advantages include a systematic study of the effects of the activities, the multivariate analysis, the identification of the potential for the reduction of impacts and constant improvement throughout the life cycle.


Author(s):  
K. S. Suharto

Nowadays, there are a lot of oil and gas exploration activities all over the world, especially offshore. Oil and gas production itself has many supporting factors in the production process, of which one of them is the offshore platform. Over time, the offshore platform will experience a degradation in strength from the initial design, therefore offshore platforms need to carry out appropriate inspection, maintenance and repair (IMR) programs so that the offshore platform does not reach critical conditions and disrupt the oil and gas production process, resulting in significant losses and not achieving the planned production rates. The offshore platform design is a combination of steel structure and other materials, methods, and loads that are initially worked at the port, such as wave loads, currents, and several other parameters such as gravity, wind, and earthquake. Most of the offshore platforms that currently exist (worldwide) were made in the period of oil investment that developed between 1970 and 1980, thus, the platform's age has now reached 40 to 50 years (El-Reedy, 2012). This research data based on a platform in the Makassar strait between the islands of Kalimantan and Sulawesi. The method used in this research is the platform's design, data observation, data analysis, data processing, and statistical multilinear regression analysis. This research is investigating the degradation trend of the offshore platform and predicting the future of potential failure because of corrosion and marine growth. After the platform encounters degradation over several years, it will decrease the service life before the degradation starts to matter. The results show after data processing that, offshore platforms encounter degradation over several years, and it is presented by a graph containing the condition trend over a multi-year condition because of corrosion and marine growth, and its effect towards unity check (UC) that define structure health. Unity check value produced from allowable stress versus capacity. In this research, structural health monitoring is predicting the potential failure of the platform towards its UC effect of corrosion and marine growth, with a max of the UC value is 0.8 because its a critical value. The failure of the structure possibly would have an affect on the cost-effectiveness. Therefore it is necessary to predict when the structure will fail so that the costs used are effective. Unfortunately, there is no core data for the environmental changes every year at the platform, so the model's equation does not include environmental conditions.


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