METHOD FOR DETERMINING THE EFFICIENCY OF FORMATION conductivity correction, consider the impact of borehole RESULTS induction logging

摘要

1. method of correction of measurements of specific conductivity of the borehole and the formation around the borehole are directly executed by the induction u043au0430u0440u043eu0442 u0430u0436u0430 specific conductivity of wells, the method contains:;the effective conductivity of the formation around the borehole u0438u0441u0445u043eu0434u00a0 u0434u043bu00a0 directly from measurements carried out u0438u043du0434u0443u043au0446u0438u043eu043du043du044bu043c receiver u0431u043bu0438u0436u0430u0439u0448u0438 m to u0438u043du0434u0443u043au0446u0438u043eu043du043du043eu043cu0443 transmitter; and;the use of an effective specific conductance measurements of u0434u043bu00a0 correction u043au0430u0436u0443u0449u0435u0439u0441u00a0 specific conductivity, made of at least one u0438u043du0434u0443u043au0446u0438u043eu043du043d ies receiver in the device.;2. method for 1, in which the evaluation of the effective conductivity of the formation density measurement of the actual u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0435u0439 contains use only. nick.;3. method for p.1, in which the evaluation of the effective conductivity of the formation contains the choice of specific primary u0437u043du0430u0447u0435u043du0438u00a0 effective specific conductivity of formation u0438u0442u0435u0440u0430u0442u0438u0432u043du043eu0435 u0432u044bu0447u0438 u0441u043bu0435u043du0438u0435 assessments effective specific conductivity of formation using the output of each iterative u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 as input data the u0434u043bu00a0 u0443u044eu0449u0438u0445 an iterative computing effective specific conductivity of the formation.;4. method for article 3, in which the u0432u044bu043fu043eu043bu043du00a0u044eu0442 in accordance with the words:;,;where is the u044du0444u0444u0435u043au0442u0438u0432u043du0430u00a0 u0443u0434u0435u043bu044cu043du0430u00a0 conductivity formation;index of step iteration.;j - u00a0 u0430u043fu043fu0440u043eu043au0441u0438u043cu0430u0446u0438u00a0,;primary importance of effective specific conductivity formation;- u0434u0435u0439u0441u0442u0432u0438u0442u0435u043bu044cu043du0430u00a0 part u043au0430u0436u0443u0449u0435u0439u0441u00a0 effective specific conductivity formations, some of the measurements of the receiver.;is the radius of the borehole.;the u0441u043cu0435u0449u0435u043du0438u00a0 device u0434u043bu00a0 log wells from the center of the borehole.;- u0443u0434u0435u043bu044cu043du0430u00a0 conductivity of fluid in the borehole.;the skin effect u0434u043bu00a0 effective density and conductivity of the formation;- u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u0439 u0434u043bu00a0 correction coefficient, which takes into account the u0432u043bu0438u00a0u043du0438u0435 the borehole.;5. method for p.4, further containing u0438u043du0442u0435u0440u043fu043eu043bu00a0u0446u0438u044e values u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e factor when certain u0437u043du0430u0447u0435u043du0438u00a0 radius of the borehole, u0441u043cu0435u0449u0435u043du0438u00a0 provision steel fluid conductivity and effective specific conductivity of u043du0430u0445u043eu0434u00a0u0442u0441u00a0 between values, which have been implemented u0434u043bu00a0 model u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438 the technical factor.;6. method for article 3, in which the primary importance of effective specific conductivity of u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 u043fu043eu0440u00a0u0434u043au0430 0.0001 inches / m.;7. method for article 3, in which the primary importance of effective specific conductivity of u00a0u0432u043bu00a0u0435u0442u0441u00a0 previous assessment effective specific conductivity of ip u0445u043eu0434u00a0 of u0438u0437u043cu0435u0440u0435u043du0438u00a0 nearest receiver.;8. method u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 specific conductivity formations through which a borehole is, which method contains:;the displacement device u0434u043bu00a0 induction log wells along the borehole, and the device includes u0441u0435u0431u00a0 at least one transmitter and multiple u043fu0440u0438u0435u043cu043du0438 pbs, distinctly placed along from the transmitter device.;transmission of electrical current through the transmitter u0434u043bu00a0 u043du0430u0432u0435u0434u0435u043du0438u00a0 electromagnetic fields in u0444u043eu0440u043cu0430u0446u0438u00a0u0445;;detection of u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 in each of the multiple receivers, where u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 correspond to density environment, the device u0434u043bu00a0 log wells;;the effective density of the formation conductivity u0434u043bu00a0 directly near the borehole u0438u0441u0445u043eu0434u00a0 from measurements made by the receiver, the closest to the p u0435u0440u0435u0434u0430u0442u0447u0438u043au0443; and;the use of an effective specific conductivity of u0434u043bu00a0 correction u043au0430u0436u0443u0449u0435u0439u0441u00a0 conductivity measurements made by each of the receivers.;9. method for point 9, in which the effective conductivity of the formation density measurement of the actual u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0435u0439 contains use only. nick.;10. method for p.8, in which the evaluation of the effective conductivity of the formation contains the choice of specific primary u0437u043du0430u0447u0435u043du0438u00a0 effective specific conductivity of formation u0438u0442u0435u0440u0430u0442u0438u0432u043du043eu0435 u0432u044bu0447u0438 u0441u043bu0435u043du0438u0435 assessments effective specific conductivity of formation using the output of each iterative u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 as input data the u0434u043bu00a0 u0443u044eu0449u0438u0445 an iterative computing effective specific conductivity of the formation.;11. the way in which the u0432u044bu043fu043eu043bu043du00a0u044eu0442 p.10, in accordance with the words:;,;where is the u044du0444u0444u0435u043au0442u0438u0432u043du0430u00a0 u0443u0434u0435u043bu044cu043du0430u00a0 conductivity formation;index of step iteration.;j - u00a0 u0430u043fu043fu0440u043eu043au0441u0438u043cu0430u0446u0438u00a0,;primary importance of effective specific conductivity formation;- u0434u0435u0439u0441u0442u0432u0438u0442u0435u043bu044cu043du0430u00a0 part u043au0430u0436u0443u0449u0435u0439u0441u00a0 effective specific conductivity formations, some of the measurements of the receiver.;is the radius of the borehole.;the u0441u043cu0435u0449u0435u043du0438u00a0 device u0434u043bu00a0 log wells from the center of the borehole.;- u0443u0434u0435u043bu044cu043du0430u00a0 conductivity of fluid in the borehole.;the skin effect u0434u043bu00a0 effective density and conductivity of the formation;- u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u0439 u0434u043bu00a0 correction coefficient, which takes into account the u0432u043bu0438u00a0u043du0438u0435 the borehole.;12. way on p.10, in which the primary importance of effective specific conductivity of u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 u043fu043eu0440u00a0u0434u043au0430 0.0001 inches / m.;13. method for article 3, in which the primary importance of effective specific conductivity of u00a0u0432u043bu00a0u0435u0442u0441u00a0 previous assessment effective specific conductivity of ip u0445u043eu0434u00a0 of u0438u0437u043cu0435u0440u0435u043du0438u00a0 nearest receiver.;14. way on p.10, further containing u0438u043du0442u0435u0440u043fu043eu043bu00a0u0446u0438u044e values u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e factor when certain u0437u043du0430u0447u0435u043du0438u00a0 radius of the borehole, u0441u043cu0435u0449u0435u043du0438u00a0 provision steel fluid conductivity and effective specific conductivity of u043du0430u0445u043eu0434u00a0u0442u0441u00a0 between values, which have been implemented u0434u043bu00a0 model u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438 the technical factor.;15. u0441u0447u0438u0442u044bu0432u0430u0435u043cu044bu0439 computer host, u0445u0440u0430u043du00a0u0449u0438u0439 computer program, the program contains a logical algorithm can make programmable u043au043eu043cu043fu044cu044eu0442u0435 r u0432u044bu043fu043eu043bu043du00a0u0442u044c:;the effective conductivity of earth formations u0434u043bu00a0 directly at the u043fu0440u043eu0431u0443u0440u0435u043du043du043eu0433u043e through the borehole u0438u0441u0445u043eu0434u00a0 from measurements made by the industrialization u043au0446u0438u043eu043du043du044bu043c receiver, closest to the u0438u043du0434u0443u043au0446u0438u043eu043du043du043eu043cu0443 transmitter in a device u0434u043bu00a0 induction log, available in the borehole; and;the use of an effective specific conductance measurements of u0434u043bu00a0 correction u043au0430u0436u0443u0449u0435u0439u0441u00a0 specific conductivity, made of at least one u0438u043du0434u0443u043au0446u0438u043eu043du043d ies receiver in the device.;16. a carrier for u0445u0440u0430u043du00a0u0449u0438u0439 p.15, a computer program, in which the evaluation of the effective conductivity of the formation density of only contains valid sta u0430u0432u043bu00a0u044eu0449u0435u0439 measurements of the receiver.;17. a carrier for p.15, u0445u0440u0430u043du00a0u0449u0438u0439 computer programin the evaluation of effective specific conductivity of formation contains selection of primary u0437u043du0430u0447u0435u043du0438u00a0 effective specific conductivity of formation u0438u0442u0435u0440u0430u0442u0438u0432u043du043eu0435 u0432u044bu0447u0438u0441u043b by the effective conductivity of the formation density estimates using the output of each iterative u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 as input data u0434u043bu00a0 follow handling an iterative computing effective specific conductivity of the formation.;18. a carrier for u0445u0440u0430u043du00a0u0449u0438u0439 p.17, a computer program, in which the u0432u044bu043fu043eu043bu043du00a0u044eu0442 in accordance with the words:;,;where is the u044du0444u0444u0435u043au0442u0438u0432u043du0430u00a0 u0443u0434u0435u043bu044cu043du0430u00a0 conductivity formation;index of step iteration.;j - u00a0 u0430u043fu043fu0440u043eu043au0441u0438u043cu0430u0446u0438u00a0,;primary importance of effective specific conductivity formation;- u0434u0435u0439u0441u0442u0432u0438u0442u0435u043bu044cu043du0430u00a0 part u043au0430u0436u0443u0449u0435u0439u0441u00a0 effective specific conductance determined from measurements of the receiver.;is the radius of the borehole.;the u0441u043cu0435u0449u0435u043du0438u00a0 device u0434u043bu00a0 log wells from the center of the borehole.;m - u0443u0434u0435u043bu044cu043du0430u00a0 conductivity of fluid in the borehole.;the skin effect u0434u043bu00a0 effective density and conductivity of the formation;- u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u0439 u0434u043bu00a0 correction coefficient, which takes into account the u0432u043bu0438u00a0u043du0438u0435 the borehole.;19. a carrier for p.18, in which the program additionally contains a logical algorithm, u043fu043eu0437u0432u043eu043bu00a0u044eu0449u0438u0439 computer u0432u044bu043fu043eu043bu043du00a0u0442u044c u0438u043du0442u0435u0440u043fu043eu043bu00a0u0446u0438u044e values u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e factor when some u0437u043du0430u0447u0435u043du0438u00a0 radius of the borehole, u0441u043cu0435u0449u0435u043du0438u00a0, specific conductivity of fluid density and effective conductivity of u043du0430u0445u043eu0434u00a0u0442u0441u00a0 between values of ld u00a0 which were implemented model u0432u044bu0447u0438u0441u043bu0435u043du0438u00a0 u043fu0441u0435u0432u0434u043eu0433u0435u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e factor.;20. a carrier for u0445u0440u0430u043du00a0u0449u0438u0439 p.17, a computer program, in which the primary importance of effective specific conductivity of u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 u043fu043eu0440u00a0u0434u043au0430 0.0001 inches / m.;21. a carrier for u0445u0440u0430u043du00a0u0449u0438u0439 p.17, a computer program, in which the primary importance of effective specific conductivity of u00a0u0432u043bu00a0u0435u0442u0441u00a0 previous assessment u044du0444u0444u0435u043au0442u0438u0432u043d oh, the specific conductivity of the formation u0438u0441u0445u043eu0434u00a0 u0438u0437u043cu0435u0440u0435u043du0438u00a0 receiver.