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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0447484 (2014-07-30) |
등록번호 | US-9512699 (2016-12-06) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 316 |
Systems and methods for regulating an in situ pyrolysis process. The methods may include producing a product fluid stream from an active pyrolysis region of a subterranean formation. The methods further may include detecting a concentration of a first component in the product fluid stream and/or det
Systems and methods for regulating an in situ pyrolysis process. The methods may include producing a product fluid stream from an active pyrolysis region of a subterranean formation. The methods further may include detecting a concentration of a first component in the product fluid stream and/or detecting a concentration of a second component in the product fluid stream. The concentration of the first component may be indicative of an intensive property of the pyrolyzed fluid production system. The concentration of the second component may be indicative of an extensive property of the pyrolyzed fluid production system. The methods further may include regulating at least one characteristic of the pyrolyzed fluid production system based upon the concentration of the first component and/or based upon the concentration of the second component. The systems may include systems that are configured to perform the methods.
1. A method of regulating a pyrolyzed fluid production system, the method comprising: producing a product fluid stream from an active pyrolysis region, which is contained within a subterranean formation that includes organic matter, via a production well that extends between a surface region and the
1. A method of regulating a pyrolyzed fluid production system, the method comprising: producing a product fluid stream from an active pyrolysis region, which is contained within a subterranean formation that includes organic matter, via a production well that extends between a surface region and the subterranean formation;detecting a concentration of a first component in the product fluid stream, wherein the concentration of the first component is indicative of an intensive property of the pyrolyzed fluid production system;detecting a concentration of a second component in the product fluid stream, wherein the concentration of the second component is indicative of an extensive property of the pyrolyzed fluid production system; andregulating at least one characteristic of the pyrolyzed fluid production system based, at least in part, on the concentration of the first component and on the concentration of the second component. 2. The method of claim 1, wherein the intensive property is a representative temperature of the active pyrolysis region. 3. The method of claim 1, wherein a half-life of the first component within the product fluid stream is at least 1 year. 4. The method of claim 1, wherein the first component is at least one of: (i) a sulfur-containing hydrocarbon;(ii) a sulfur-containing hydrocarbon ring;(iii) a thiophene;(iv) a benzothiophene; and(v) a dibenzothiophene. 5. The method of claim 1, wherein the detecting the concentration of the first component includes at least one of: (i) detecting the concentration of the first component within a wellbore that extends between the surface region and the subterranean formation;(ii) detecting the concentration of the first component within the subterranean formation;(iii) detecting the concentration of the first component within the surface region; and(iv) detecting a change in the concentration of the first component with time. 6. The method of claim 1, wherein the extensive property is one of: (i) a representative residence time of the product fluid stream within the subterranean formation;(ii) a representative flow rate of the product fluid stream within the subterranean formation;(iii) a representative speed of the product fluid stream within the subterranean formation; and(iv) a representative distance between the active pyrolysis region and a detector that is utilized to detect the concentration of the second component. 7. The method of claim 1, wherein the second component is reactive within the product fluid stream. 8. The method of claim 1, wherein a half-life of the second component within the product fluid stream is at least one of: (i) less than 3 months; and(ii) less than a representative residence time of the product fluid stream within the subterranean formation. 9. The method of claim 1, wherein the second component is at least one of: (i) a nitrogen-containing hydrocarbon;(ii) a nitrogen-containing hydrocarbon ring;(iii) a pyridine;(iv) a quinoline;(v) a pyrrole;(vi) an indole; and(vii) a carbazole. 10. The method of claim 1, wherein the detecting the concentration of the second component includes at least one of: (i) detecting the concentration of the second component within a wellbore that extends between the surface region and the subterranean formation;(ii) detecting the concentration of the second component within the subterranean formation;(iii) detecting the concentration of the second component within the surface region; and(iv) detecting a change in the concentration of the second component with time. 11. The method of claim 1, wherein the producing, the detecting the concentration of the first component, and the detecting the concentration of the second component are performed by the pyrolyzed fluid production system. 12. The method of claim 1, wherein the regulating includes determining a representative temperature of the active pyrolysis region. 13. The method of claim 1, wherein the regulating includes determining a location of the active pyrolysis region within the subterranean formation. 14. The method of claim 1, wherein the pyrolyzed fluid production system is a second pyrolyzed fluid production system, wherein the regulating includes regulating the at least one characteristic of the second pyrolyzed fluid production system, and further wherein the producing, the detecting the concentration of the first component, and the detecting the concentration of the second component are performed within a first pyrolyzed fluid production system that is different from the second pyrolyzed fluid production system. 15. The method of claim 14, wherein the regulating includes regulating at least one of: (i) a trajectory of a production well that is associated with the second pyrolyzed fluid production system; and(ii) a location of a heating assembly that is associated with the second pyrolyzed fluid production system. 16. The method of claim 1, wherein the method further includes detecting an isotopic composition of an element that is present within the product fluid stream. 17. The method of claim 16, wherein the method includes repeating the detecting the isotopic composition to determine a plurality of isotopic compositions, and further wherein the method includes determining that the active pyrolysis region has transitioned from a first strata of the subterranean formation to a second strata of the subterranean formation based, at least in part, on a change in the isotopic composition. 18. The method of claim 16, wherein the regulating includes regulating based, at least in part, on the isotopic composition. 19. The method of claim 1, wherein the method further includes detecting a concentration of a trace metal in the product fluid stream, wherein, the method further includes determining a trace metal distribution within the subterranean formation, and further wherein the method includes determining a location of the active pyrolysis region within the subterranean formation based, at least in part, on the concentration of the trace metal. 20. The method of claim 19, wherein the regulating includes regulating based, at least in part, on the concentration of the trace metal. 21. The method of claim 1, wherein, prior to the producing, the method further comprises: collecting a plurality of organic matter samples of the organic matter, wherein each of the plurality of organic matter samples corresponds to a respective sampling location within the subterranean formation;pyrolyzing the plurality of organic matter samples to generate a plurality of product fluid samples;detecting a concentration of the first component in each of the product fluid samples;detecting a concentration of the second component in each of the product fluid samples; andgenerating a model that describes the concentration of the first component and the concentration of the second component within the subterranean formation, wherein the model is based, at least in part, on the concentration of the first component in each of the product fluid samples, the concentration of the second component in each of the product fluid samples, and the respective sampling location for a corresponding sample of the plurality of organic matter samples. 22. The method of claim 1, wherein the method further includes supplying thermal energy to the subterranean formation to heat the active pyrolysis region and to generate the product fluid stream. 23. The method of claim 22, wherein the intensive property is a representative temperature of the active pyrolysis region, and further wherein the regulating further includes at least one of: (i) increasing a rate at which thermal energy is supplied to the subterranean formation responsive to determining that the representative temperature of the active pyrolysis region is less than a threshold representative temperature; and(ii) decreasing the rate at which thermal energy is supplied to the subterranean formation responsive to determining that the representative temperature of the active pyrolysis region is greater than the threshold representative temperature. 24. The method of claim 22, wherein the extensive property is a representative residence time of the product fluid stream within the subterranean formation, and further wherein the regulating includes at least one of: (i) increasing a rate at which thermal energy is supplied to the subterranean formation responsive to determining that the representative residence time of the product fluid stream is greater than a threshold maximum representative residence time; and(ii) decreasing the rate at which thermal energy is supplied to the subterranean formation responsive to determining that the representative residence time of the product fluid stream is less than the threshold minimum representative residence time. 25. The method of claim 22, wherein the regulating includes regulating a rate at which thermal energy is supplied to the subterranean formation. 26. A method of regulating a temperature of an active pyrolysis region within a subterranean formation, the method comprising: supplying thermal energy to the subterranean formation to heat the active pyrolysis region of the subterranean formation and to generate a product fluid stream therefrom;producing the product fluid stream from the subterranean formation via a production well that extends between a surface region and the subterranean formation;detecting a concentration of a temperature-sensitive component in the product fluid stream, wherein the concentration of the temperature-sensitive component is indicative of a temperature of the active pyrolysis region; andregulating a rate of the supplying thermal energy based, at least in part, on the concentration of the temperature-sensitive component.
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