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/ October
October 2011




The oil and gas industry



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Geology and geologo-prospecting works


S.N. Krivoshchekov (Perm National Research Polytechnical University)
Establishment of regional and zonal criteria of Perm Region`s oil forecast probabilistic and statistical methods

The features of the generation and migration of hydrocarbons in the Perm region are described. There is developed a method of forecasting oil and gas to the integrated use of geochemical characteristics of source rocks, position relative to the territory of the Kama-Kinelsky system of troughs and tectonic faults.

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A.A. Efimov, O.E. Kochneva (Perm National Research Polytechnical University)
Evaluation of the influence of facies affiliation on carbonate deposits’ injectivity of bashkirskiy layer of Siberian field

The method of lithologic-and-facies analysis of carbonate deposits is presented in the paper. Estimation of the influence of facies affiliation on injectivity of the intervals of Bsh layer of Siberian field, located in Perm region, was carried out. Data of core, results of borehole and downhole logging were used as research material.
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Drilling of chinks


S.E. Chernishov, N.I. Krysin, A.A. Kunickih (Perm National Research Polytechnic University)
On improving the technology of cementing the production casing in Western Siberia

The analysis of the quality of well casing on the oilfield is carried out. Activities have been developed to improve the technology of casing. Special cement slurries developed for cementing of casings. The recommendations of the snap of casing are given. The influence of the properties of the drilling fluids and buffer fluids on the quality of casing is estimated. The developed special expanding cement slurries and recommendations are being implemented in a production environment.
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Working out and operation of oil deposits


S.V. Galkin, P.Y. Ilyushin (Perm National Research Polytechnical University)
Forecast of wells water cut in different geological and technological conditions of oil field development

The problem of production wells water cut forecasting is considered on an example of Perm territory. The basic geological and technological criteria controlling watering production are established. The statistical models for prediction of water content in different geological and technological conditions of deposits are proposed.
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A.A. Erofeev, I.N. Ponomareva, V.A. Mordvinov (Perm National Research Polytechnical University)
Treatment of non-reconstructed recovery curves of pressure by the tangential method and method of deterministic moments of pressure

The results of evaluation of the treatment possibility not-reconstructed recovery curves of pressure (RCP) in wells of nozhovskaya group of fields (Perm Kama), exploiting the Bashkirian carbonate reservoir by the tangential method is considered. The results of determine the permeability of the homogeneous reservoir method of deterministic moments of pressure in the processing of recovered and not-reconstructed RCP are analysed.
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V.V. Poplygin (Perm National Research Polytechnic University)
Dynamics of the wells productivity in case of the high gas saturation of the oil

The dynamics of the wells productivity in the Bobrikovskiy deposits of the Upper Perm region layers is evaluated in case of their operation with the driving in pressures lower than saturation pressure. Dependences for evaluating the indices which characterize a change in the productivity of the wells are obtained.
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Technics and technology of oil recovery


A.V. Lekomtsev, V.A. Mordvinov, M.S. Turbakov (Perm National Research Polytechnical University)
Estimation of bottom-hole pressure in producing wells of Shershnevkoe oilfield

On the basis of the analysis of the production data deep researches dependences for definition of density of a liquid-gas mixture in an interval «pump suction – dynamic level» from pump immersing under liquid level are constructed. On the algorithm offered in article with use of the received schedules with sufficient accuracy for practice it is defined bottom-hole pressure in a producing well. In article results of the comparative analysis of settlement and used LUKOIL-PERM of dependences are presented.
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A.V. Lekomtsev, M.S. Turbakov, V.A. Mordvinov (Perm National Research Polytechnical University)
Assessment of intensive paraffin accumulation depth in wells of Nozhovsky group oilfields

Results of data processing on oil layers of the tulsky horizon of Nozhovsky group of deposits in the form of dependences and the nomogram for definition of depth intensive paraffin accumulation producing wells are given.
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The oil-field equipment


A.A. Zlobin, I.R. Yushkov (Perm National Research Polytechnical University)
Analysis of the work of magnetic activators for the protection from the paraffin depositions

The analysis of the long running of magnetic activators for the protection of deep equipment from the deposits of paraffin is carried out based on the example of fields from different by viscosity oil of the Perm region. Trade tests are carried out in 69 wells on 20 oilfields of three large tectonic structures. Continuous operation of magnetic activators was 5 years. Analysis showed that during the four year old period the shielding effect monotonically grows to the maximum according to the nonlinear law, and then it begins to be lowered. It is obtained that the minimum forecast period of the retention of shielding effect on the technology of magnetic activation on the average comprises not less than 7-8 years.
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Ecological and industrial safety


V.A. Trefilov (Perm National Research Polytechnical University)
Data for risk management during drilling operations

The risk during drilling operations and risk assessment for information about the status of equipment and the environment is considered. The information about the drilling process is analyzed. Using of this information reduces the risk of an accident and can serve as a basis for the automation of security management at the expense of timely warnings and making decisions based on pre-defined algorithms action driller.
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Geology and geologo-prospecting works


I.S. Putilov, N.A. Filkina (PermNIPIneft Branch of LUKOIL-Engineering LLC in Perm)
The results of Devonian terrigenous formation study on oil fields of the Upper Kama depression

New procedure of the seismic facies analysis is developed and tested during study the lithofacies structure of the Devonian terrigenous formation of oil fields of the Perm territory. The step-by-step linear discriminant analysis, structural 3D modeling and geoscientist modeling are the basis of the new seismic facies algorithm.
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A.I. Sulima (PermNIPIneft Branch of LUKOIL-ENGINEERING LLC in Perm)
Geology and oil and gas presence of upper-tournaisian carbonate complex of the south-east of the Perm region

Communication of lithologic and facies structure of upper-tournaisian carbonate complex with spatial distribution geology and oil and gas presence on poorly investigated area of the south-east of the Perm region is analyzed.
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V.P. Mitrofanov, E.A. Sosnina (PermNIPIneft Branch of LUKOIL-Engineering LLC in Perm)
Enhancement of deposit oil saturation assessment

Oil saturation of each part of the deposit was studied using core samples. It is shown that if filtration-volumetric parameters of saturated and intermediate zones are similar all core samples collected at the deposit in whole should be taken into account.
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Drilling of chinks


G.V. Okromelidze, Yu.V. Fefelov, S.V. Suntsov, S.I. Kuchevasov (PermNIPIneft Branch of LUKOIL-Engineering LLC in Perm)
The experieence of design and construction of a multihole wells

A program was prepared and a drilling technology tested for multihole well on the Shagirstko-Gozhanskoye oilfield in Perm region. In the process of well construction new technologies were developed and implemented.

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O.V. Garshina, P.A. Khvoshchin, O.G. Kuznetsova, I.A. Kudimov, G.V. Okromelidze (PermNIPIneft, Branch of LUKOIL-Engineering LLC in Perm)
Development, application and reuse prospects of invert emulsion drilling fluids

Invert emulsion drilling fluids are quite successfully used in horizontal drilling in the Perm region. The composition of these drilling fluids upgraded to produce low-viscosity invert emulsions having optimal structural and rheological properties, with high content of barite and stability of parameters depending on temperature. The above-mentioned advantages of the new drilling fluid can extend the application of this system in other climatic regions and thermobaric conditions. A technology for preparation of the borehole before cementing wells drilled in the invert emulsion drilling mud is developed. Several methods of waste recycling of oil-based drilling mud is developed and applied.
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Working out and operation of oil deposits


G.P. Khizhniak, A.V. Raspopov (PermNIPIneft Branch of LUKOIL–Engineering Ltd in Perm), A.A. Efimov (Perm State National Research Polytechnical University)
Efficiency of oil displacement by reservoir water according to data of laboratory investigations on core

The results of laboratory investigations of oil displacement by fresh and reservoir waters on core are presented in the paper. Coefficients of oil displacement by fresh and reservoir waters are compared. Parameter including collector permeability, oil and water viscosity, which permits to reveal total dependence for both types of water, was proposed.
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The oil-field equipment


T.A. Sur, N.A. Kichigina (PermNIPIneft Branch of LUKOIL-Engineering LLC in Perm)
The influence of heat treatment and surface impregnation on steals rust resistance in hydrogen sulfide-containing media

The influence of structure, alloyage and surface impregnation on rust resistance was investigated on the example of pump rods steals into hydrogen sulfide-containing water-oil emulsions. The emulsions compositions simulated the pump rods operating conditions at the LUKOIL-PERM LLC oilfields.
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Economy, management, the legal right


D.A. Mazepin (Saint Petersburg State University of Economics and Finance)
Economic features of fixed capital of a mining industry

Economic features of a mining industry as special sphere of production of goods, difference from the manufacturing industry enterprises are stated, distinctions in structure of fixed capital of the specified branches of production of goods, and also in definition of size of capacity of the enterprises, service life and efficiency of use of fixed capital are show.
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Geology and geologo-prospecting works


A.V. Parshukov, A.G. Borisov (TyumenNIIgiprogaz LLC)
On-line analysis of core examination results

A utility of on-line analysis of core examination results is considered. The experience of electron test logs adoption is described. Proposed solutions allow improve examination and fulfill quality management systems requirements.
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A.A. Zaboeva (TNNC LLC), K.E. Zakrevskiy, A.S. Predein (TNK-BP Management JSC), V.A. Belkina (Tyumen State Oil and Gas University)
Zonal distribution of input information accounting in the 3D geologic model creation

The algorithm, which allows combining data of different scale and represented area for specifying geologic structure of modeling object are represented at the article. Algorithm is used for creation 3D geologic model of beds PK1-2 of one of the West Siberian oil fields.

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Drilling of chinks


V.D. Gorgots (Tyumen Branch of SurgutNIPIneft)
On the quantitative and qualitative factors of borehole stability in the terrigenous sediments

The change of the borehole shape in space and time is considered. A large-scale experiment with the purpose to select drilling fluids, providing borehole stability in Rogozhnikovskoye field, was executed . The influence of inhibition and pore pressure on the state of the borehole in clay intervals is investigated. The essential features of high pore pressure manifestation are given.
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V.D. Gorgots (Tyumen Branch of SurgutNIPIneft)
On keeping forward forecast of abnormally high formation pressure during drilling operations

Probable relationships between abnormally high formation pressure and registered or calculated parameters are considered for developing method of such pressure under bottom-hole precise forecast. It is shown that there is correspondence between abnormally high formation pressure and acoustic logging data, gamma ray logging data, the formation temperature, and the formation thickness.
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R.S. Yaremiychuk, V.R. Vozniy, Ya.M. Femyak (Ivano-Frankovsk Nation Technical University of Oil and Gas)
Application of cavitation pulsating technologies to reduce losses during well drilling

A problem is considered in relation to the increase of destruction of mountain breeds at well-drilling on oil and gas by the use of cavitation-pulsating device that his influences on the state of breeds. On the basis of experimental researches considered also prospect, advantage and limitation at application of pulsator.
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Working out and operation of oil deposits


I.V. Goncharov, V.N. Oblasov, N.V. Novikov (TomskNIPIneft JSC)
On separate records of oil and condensate recovery in the case of commingled production

Separate records of oil and condensate productions are necessary during development of oil accumulation with gas-condensate cape and gas-condensate accumulation with oil fringe. This problem is not simple. We have long experience for decision it for some fields of Tomsk region and suggest several approach in dependence of accumulation type.
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V.P. Tsepelev (Izhevsk Petroleum Research Center CJSC), M.N. Pislegin, A.S. Timchuk (Tyumen petroleum research center LLC )
Automaticс history matching of reservoir simulation models with using of permeability fields multiplier tuning

Automatic assignment of permeability field in the simulation model that provide history matching of oil and liquid production is researched. There are two variants of such fitting that allows to do without using of the well-know petrophysical function permeability versus porosity. The both variants are realized by means of semi-automatic mode and achieved with minimal time consuming for reservoir engineer. The program complex ENABLE (ROXAR) is used as a major tool. Methods can be used in conditions missing of data core analysis and also if drilling wells have been finished and getting new data core analysis impossibly.
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A.K. Shevchenko (LUKOIL-VolgogradNIPImorneft LLC), S.I. Chizhov (RITEK JSC), A.V. Tarasov (Volgogradneftegaz, Territorial Production Unit of RITEK JSC),
Preliminary results of fine-dispersed water-gas mixture injection into the reservoir at a late stage of Kotovskoye field development

The preliminary results of fine-dispersed water-gas mixture injection at late stages of heterogeneous fractured reservoir development are analyzed; it is shown that for the first year experiment additional oil production increased by 32.8 % compared with the development without fine-dispersed water-gas mixture injection into the reservoir; measures to improve the given technology are proposed.
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R.S. Khisamov, A.S. Sultanov, R.G. Farkhullin, N.A. Nazimov, M.T. Khannanov (Tatneft OAO), M.Kh. Khairullin, M.N. Shamsiev, E.R. Badertdinova (Institute of Mechanics and Engineering KazSC RAS)
Interpretation of the results of horizontal wells thermo-hydrodynamic research

The method of interpretation of the curves of temperature taken at the same time by the deep-well gauges mounted on different parts of the horizontal well is developed. This method allows to estimate the permeability along the horizontal wellbore.
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Technics and technology of oil recovery


A.A. Hakimov, R.I. Sattarov, A.V. Kachurin (Reagents for Oil Producing Business Unit (Industrial Chemistry OOO) Mirrico Group of Companies)
Increasing of the effectiveness of wells acid treatment by chemical methods

The article describes the basic tasks that must be solved to improve the efficiency of acid treatments. The elaboration of new surfactants,emulsifiers and gelling agents for such work is presented.
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I.Kh. Makhmutov, O.V. Salimov, R.Z. Ziyatdinov, M.F. Asadullin, D.V. Strakhov (TatNIPIneft)
Role of geological factors in occurrence of casing leaks

Distribution of production string leaks with the depth is analyzed. It has been found that casing leaks are concentrated, primarily, between the bottomhole and the tubing shoe. It has been shown that, provided certain conditions are observed, wells with the casing leaks can efficiently be operated.
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Shelf development


L.G. Kulpin, L.B. Obmorosheva (Oil and Gas Reseach Institute of RAS, NIPImorneft OAO) V.M. Desyatkov, A.I. Khubldikov (OOO «LUKOIL-Kaliningradmorneft»)
Studying of features of a drainage area a waterfowl pool at interaction of horizontal wells Kravtsovskoye (Д-6) sea deposit

Results of introduction of an original software «Interpreter-M» for interpretation of the trade data with reference to a working sea oil deposit are discussed at studying of interaction of wells put into production fr om drilling (within the lim its of introduction of "the working out Technical scheme»).At interpretation of curves of change of pressure and an output in working horizontal wells filtratsionno-capacitor parameters of a productive layer as a whole on the areas, hydrodynamic features of a drainage area a disturbing well and filtration parameters around concrete observant wells are defined. A singular problem which dares only hydrolistening is definition communication between wells and degree of their interaction at drainage deposit.
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Rational use of oil gas


A.G. Zibert, E.P. Zaporozhets, G.K. Zibert (Group of Companies RusGazEngineering CJSC)
On the application of liquid jet gas compressor units in the of oil gas gathering systems

The problem of utilization and treating of low-pressure gases in the processes of extraction, refining of oil in the field facilities with minimal capital investment is currently very topical. A simplified version of its technical solution, proposed by the authors, is the application of multifunctional units with use of liquid jet compressors in technological schemes of such gases treating. Apparatus for compressing low-pressure gases of various levels of oil separation in one multifunctional unit is implemented at oil-gathering station Romanovo.
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Pipeline transport of oil


M.Yu. Tarasov, I.S. Yuzhakov (Giprotyumenneftegaz OJSC, HMS Group), V.V. Klassen (TNK-Uvat LLC)
Field tests of anti-turbulence additive agents for increasing flow capacity of heavy oils pipelines

Field tests of anti-turbulence additive agents are made on of oil pipeline Ust-Tegussky CPS – UUN Kalchinskoye field. Results of these tests are given. It is shown that additive agent injection leads to relative pressure reduction in oil pipeline and flowrate increase. The dependence of maximal flow capacity on injected volume of additive agent is determined.
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