# US 8,739,635 B2 · System, method and apparatus for measuring multiphase flow > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,739,635 B2 - Document ID: US8739635B2 - Status: Granted - Kind: B2 - Application number: 13/321,171 - Filed: 2010-05-18 - Published: 2012-08-30 - Granted: 2014-06-03 - Earliest claimed: 2009-05-20 - Assignees: Schlumberger Technology Corporation - Applicants: Pinguet Bruno; Onerazan Bornia; Gilles Roux - Inventors: Pinguet Bruno; Onerazan Bornia; Gilles Roux - Web page: https://patentgrep.com/patent/US8739635B2 ## CPC - G01F 1/36: the pressure or differential pressure being created by the use of flow constriction - G01F 1/44: Venturi tubes - G01F 1/74: Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid - G01F 1/88: with differential-pressure measurement to determine the volume flow - G01F: MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME ## Abstract A system, method and apparatus for measuring fluid properties of a fluid flow having four phases, including a fractional measurement device configured to determine respective fractional measurements of each of four phases of fluids flowing in a fluid flow; and a behavioral modeling device configured to determine, based on the respective fractional measurements of each of the four phases of fluids, respective flow rates for each of the four phases of fluids. ## Claims ### Claim 1 A system for measuring fluid properties of a fluid flow having four phases, the system comprising: a fractional measurement device configured to determine respective fractional measurements of each of four phases of fluids flowing in a fluid flow; and a behavioral modeling device configured to determine, based on the respective fractional measurements of each of the four phases of fluids, respective flow rates for each of the four phases of fluids. ### Claim 2 (depends on 1) The system of claim 1, wherein the four phases of fluids comprise a water phase, a gas phase, an oil phase, and a diluent phase. ### Claim 3 (depends on 1) The system of claim 1, wherein the four phases of fluids impact an overall fluid behavior of the mix of the phases, and include a mix of a water phase, a gas phase, a crude phase, and a fourth phase, the fourth phase including a diluent phase or an oil phase having different properties than the crude phase. ### Claim 4 (depends on 1) The system of claim 1, wherein the fractional measurement device is based on a nuclear measurement device. ### Claim 5 (depends on 1) The system of claim 1, wherein the behavioral modeling device is based on a differential pressure measurement device, including at least one of a sensor, a venturi, an orifice, a valve, a choke, a bend, an elbow, and a restriction. ### Claim 6 (depends on 4) The system of claim 4, wherein the nuclear measurement device includes a barium source, wherein the barium source includes a combination of more than 9 main energy peaks regrouped in at least 4 main peaks, including a first peak around 30 keV, a second peak around 80 keV, a third peak around 160 keV, and a fourth peak around 302 to 383 keV. ### Claim 7 A method for measuring fluid properties of a fluid flow having four phases, the method comprising: determining by a fractional measurement device respective fractional measurements of each of four phases of fluids flowing in a fluid flow; and determining by a behavioral modeling device, based on the respective fractional measurements of each of the four phases of fluids, respective flow rates for each of the four phases of fluids. ### Claim 8 (depends on 7) The method of claim 7, wherein the four phases of fluids comprise a water phase, a gas phase, an oil phase, and a diluent phase. ### Claim 9 (depends on 7) The method of claim 7, wherein the four phases of fluids impact an overall fluid behavior of the mix of the phases, and include a mix of a water phase, a gas phase, a crude phase, and a fourth phase, the fourth phase including a diluent phase or an oil phase having different properties than the crude phase. ### Claim 10 (depends on 7) The method of claim 7, wherein the fractional measurement device is based on a nuclear measurement device. ### Claim 11 (depends on 7) The method of claim 7, wherein the behavioral modeling device is based on a differential pressure measurement device, including at least one of a sensor, a venturi, an orifice, a valve, a choke, a bend, an elbow, and a restriction. ### Claim 12 (depends on 10) The method of claim 10, wherein the nuclear measurement device includes a barium source, wherein the barium source includes a combination of more than 9 main energy peaks regrouped in at least 4 main peaks, including a first peak around 30 keV, a second peak around 80 keV, a third peak around 160 keV, and a fourth peak around 302 to 383 keV. ### Claim 13 An apparatus for measuring fluid properties of a fluid flow having four phases, the apparatus comprising: a fractional measurement device configured to determine respective fractional measurements of each of four phases of fluids flowing in a fluid flow; and a behavioral modeling device configured to determine, based on the respective fractional measurements of each of the four phases of fluids, respective flow rates for each of the four phases of fluids. ### Claim 14 (depends on 13) The apparatus of claim 13, wherein the four phases of fluids comprise a water phase, a gas phase, an oil phase, and a diluent phase. ### Claim 15 (depends on 13) The apparatus of claim 13, wherein the four phases of fluids impact an overall fluid behavior of the mix of the phases, and include a mix of a water phase, a gas phase, a crude phase, and a fourth phase, the fourth phase including a diluent phase or an oil phase having different properties than the crude phase. ### Claim 16 (depends on 13) The apparatus of claim 13, wherein the fractional measurement device is based on a nuclear measurement device. ### Claim 17 (depends on 13) The apparatus of claim 13, wherein the behavioral modeling device is based on a differential pressure measurement device, including at least one of a sensor, a venturi, an orifice, a valve, a choke, a bend, an elbow, and a restriction. ### Claim 18 (depends on 16) The apparatus of claim 16, wherein the nuclear measurement device includes a barium source, wherein the barium source includes a combination of more than 9 main energy peaks regrouped in at least 4 main peaks, including a first peak around 30 keV, a second peak around 80 keV, a third peak around 160 keV, and a fourth peak around 302 to 383 keV.