Traitement en cours

Veuillez attendre...

Paramétrages

Paramétrages

Aller à Demande

1. WO2020160646 - PROCÉDÉS ET DISPOSITIFS DE CAPTURE, DE COMMANDE ET/OU DE TRANSFORMATION DE CO2 ET LEURS UTILISATIONS

Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

[ EN ]

CLAIMS:

1 . A method for capturing carbon dioxide (CO2) comprising:

forcing air or a CO2 emission into a CCh-capturing device;

monitoring a level of CO2 captured by said CCh-capturing device; and

monitoring and/or controlling temperature of at least one of said CO2 captured and said CCh-capturing device,

when reaching a predetermined level of CO2, releasing said captured CO2 for stocking said captured CO2 in a tank, for converting said captured CO2 into at least one carbon-derived end-product, or for transporting said captured CO2 at a different location than a location whereat said CO2 is captured.

2. The method of claim 1 , wherein said releasing of said captured CO2 is carried out by heating at least a portion of said C02-capturing device, optionally at a temperature of about 100°C to about 250°C, less than about 250°C or less than about 125°C.

3. The method of claim 1 or 2, wherein releasing of said captured CO2 is carried out by desorbing CCh from said CCh-capturing device.

4. The method of any one of claims 1 to 3, wherein said CCh-capturing device comprises a zeolite.

5. The method of claim 4, wherein said zeolite comprises Cu, Ti, Si or mixtures thereof.

6. The method of any one of claims 1 to 5, wherein said C02-capturing device is a fluidized bed comprising a CCh-adsorbing substrate.

7. The method of claim 6, wherein said CCh-adsorbing substrate is said zeolite.

8. The method of any one of claims 1 to 5, wherein said CCte-capturing device comprises at least one column comprising a CCh-adsorbing substrate.

9. The method of claim 8, wherein said CCh-adsorbing substrate is said zeolite.

10. The method of claim 8 or 9, wherein said releasing of CO2 comprises heating at least one portion of said at least one column, optionally at a temperature of about 100°C to about 250°C, less than about 250°C or less than about 125°C.

1 1. The method of claim 10, wherein said heating is carried out by contacting a hot gas with said at least one portion.

12. The method of claim 1 1 , wherein said hot gas is said air or said CO2 emission.

13. The method of any one of claims 1 to 12, further comprising at least one feature from the features described in the description or disclosure of the present patent application.

14. The method of any one of claims 1 to 13, wherein said CO2 emission is chosen from plant emissions, plant smokes and plant fumes.

15. The method of any one of claims 1 to 14, wherein the method comprises, when reaching a predetermined level of CO2, converting said captured CO2 into said at least one carbon-derived end-said product.

16. The method of any one of claims 1 to 15, wherein said at least one carbon-derived end-product is chosen from synthetic fuel, methane, methanol, ethane, ethanol, propane, propanol, benzene, toluene, xylene and mixtures thereof.

17. The method of any one of claims 1 to 15, wherein said carbon-derived end-product is chosen from aliphatic hydrocarbons, alcohols and aromatic hydrocarbons.

18. The method of any one of claims 1 to 15, wherein said carbon-derived end-product is chosen from synthetic fuels.

19. The method of any one of claims 1 to 15, wherein said conversion of said captured CO2 into said carbon-derived end-product is carried out by using metal catalysts.

20. The method of any one of claims 1 to 15, wherein said conversion of said captured CO2 into said carbon-derived end-product is carried out by using heterogenous metal catalysts.

21. The method of any one of claims 1 to 20, further comprising purifying said air or said CO2 emission before said capturing CO2 so as to separate CO2 from at least one impurity.

22. The method of any one of claims 1 to 21 , further comprising capturing at least one impurity.

23. The method of claim 21 or 22, wherein said at least one impurity comprises a sulfur-based product.

24. The method of claim 21 or 22, wherein said at least one impurity comprises a SOx or NOx product.

25. The method of claim 21 or 22, wherein said at least one impurity comprises H2S.

26. The method of claim 21 , further comprising converting said H2S to H2SO4.

27. The method of any one of claims 22 to 26, further comprising converting said impurity into a valuable product.

28. A C02-capturing device comprising

a C02-adsorbing substrate contained within at least one column;

a CO2 sensor in fluid flow communication with said at least one column; and

a temperature monitoring and/or controlling unit for monitoring and/or controlling temperature of at least one of captured CO2, said CO2- adsorbing substrate and said CCh-capturing device.

29. The device of claim 28, further comprising a CO2 storing tank connected to said at least one column.

30. The device of claim 28 or 29, further comprising a housing for receiving said at least one column.

31. The device of any one of claims 28 to 30, wherein said device is a mobile unit.

32. The device of any one of claims 28 to 31 , wherein said device is configured to be disposed on a trailer, a wagon, a truck, a boat or a train.

33. A C02-capturing device comprising a fluidized bed and a C02-adsorbing substrate.

34. The device of any one of claims 28 to 33, wherein said CCh-capturing substrate comprises a zeolite.

35. The device of claim 34, wherein said zeolite comprises Cu, Ti, Si or mixtures thereof.

36. A method for managing CO2 capture and/or CO2 emission, said method comprising:

providing a CCh-capturing device as defined in any one of claims 28 to 35; and

capturing CChfrom airorfrom said CO2 emission into said CCh-capturing device by a method as defined in any one of claims 1 to 27.

37. A method for managing CO2 capture and/or CO2 emission, said method comprising:

providing a CCh-capturing device as defined in any one of claims 28 to 35;

capturing CChfrom airorfrom said CO2 emission into said CCh-capturing device;

transporting said CCh-capturing device at a different location than a location whereat said CO2 is captured; and

releasing said CO2 for stocking said CO2 in a tank or for converting said CO2 into at least one carbon-derived end-product.

38. A method for managing CO2 capture and/or CO2 emission, said method comprising:

providing a CCh-capturing device as defined in any one of claims 28 to 35;

capturing C02from airorfrom said CO2 emission into said C02-capturing device;

releasing said CO2 for stocking said CO2 in a tank; and

transporting said tank at a different location than a location whereat said CO2 is captured.

39. A method for managing CO2 capture and/or CO2 emission, said method comprising:

providing a CCh-capturing device as defined in any one of claims 28 to 35;

capturing CChfrom airorfrom said CO2 emission into said CCh-capturing substrate;

transporting said CCh-capturing substrate at a different location than a location whereat said CO2 is captured; and

releasing said CO2 for stocking said CO2 in a tank, for converting said CO2 into at least one carbon-derived end-product, or for transporting said CO2 at a different location than a location whereat said CO2 is released.

40. The method of any one of claims 1 to 27 and 36 to 39, further comprising liquefying said CO2.

41. A method for controlling carbon dioxide (CO2) concentration in a confined space comprising:

sensing a CO2 concentration in said confined space;

optionally sensing O2 concentration in said confined space;

when reaching a first predetermined concentration of CO2, forcing air from said space into a CCh-capturing device so as to decrease CO2 concentration in said confined space; and

releasing said captured CO2 for stocking said captured CO2 in a tank, for converting said captured CO2 into at least one carbon-derived end-

product, for contacting said CO2 with at leat one plant, for contacting said CO2 with a liquid, or for transporting said captured CO2 at a different location than a location whereat said CO2 is captured.

42. The method of claim 41 , wherein said method further comprises forcing air from said space into a CCh-capturing device so as to decrease CO2 concentration in said confined space to a second predetermined concentration and stopping to force air into said C02-capturing device.

43. The method of claim 41 or 42, wherein said method further comprises monitoring a level of CO2 captured by said CCh-capturing device.

44. The method of claim 41 , 42 or 43, wherein said method further comprises monitoring and/or controlling temperature of at least one of said CO2 captured and said CCh-capturing device.

45. A method for controlling carbon dioxide (CO2) concentration in a confined space comprising:

sensing a CO2 concentration in said confined space;

optionally sensing O2 concentration in said confined space;

when reaching a first predetermined concentration of CO2, forcing air from said space into a CCh-capturing device so as to decrease CO2 concentration in said confined space; and

monitoring a level of CO2 captured by said CCh-capturing device.

46. The method of claim 45, further comprising, when reaching a predetermined level of CO2, releasing said captured CO2 for stocking said captured CO2 in a tank, for converting said captured CO2 into at least one carbon-derived end-product, for contacting said CO2 with at leat one plant, for contacting said CO2 with a liquid, or for transporting said captured CO2 at a different location than a location whereat said CO2 is captured.

47. The method of claim 45 or 46, wherein said method further comprises forcing air from said space into a CCh-capturing device so as to decrease CO2 concentration in said confined space to a second predetermined concentration and stopping to force air into said C02-capturing device.

48. The method of claim 45, 46 or 47, wherein said method further comprises monitoring and/or controlling temperature of at least one of said CO2 captured and said CCh-capturing device.

49. The method of any one of claims 41 to 48, wherein said method further comprises treating said captures CO2 with a filter, a UV system, an ozonation system or activated charcoal.

50. The method of any one of claims 41 to 49, wherein the confined space is in a residential, commercial, institutional or industrial building.

51. The method of any one of claims 41 to 49, wherein the confined space is a conference room, in a hospital, an airplane, a subway, a mine, a space vehicle, a space station, a tunnel or a vehicle.

52. The method of any one of claims 41 to 51 , wherein said C02-capturing substrate comprises a zeolite.

53. The method of claim 52, wherein said zeolite comprises Cu, Ti, Si or mixtures thereof.

54. The method of any one of claims 41 to 51 , wherein said C02-capturing device is a device as defined in any one of claims 28 to 35.

55. A system for controlling carbon dioxide (CO2) concentration in a confined space, said device comprising:

a first inlet for receiving air from said confined space;

a CCh-capturing device in fluid flow communication with said first inlet; and

a first outlet in fluid flow communication with said C02-capturing device for discharging into said confined space said air treated by said CCh-capturing device and having a CO2 reduced content.

56. The system of claim 55, further comprising a second outlet in fluid flow communication with said CCh-capturing device for discharging said captured CO2.

57. The system of claim 55 or 56, further comprising a second inlet for receiving air from outside said confined space.

58. The system of any one of claims 55 to 57, further comprising a heat exchanger in communication with said first and second outlets for exchanging heat between air incoming from said first and second inlets.

59. A system for controlling carbon dioxide (CO2) concentration in a confined space, said device comprising:

a first inlet for receiving air from said confined space;

a CCh-capturing device in fluid flow communication with said first inlet;

a second inlet for receiving air from outside said confined space;

a heat exchanger for exchanging heat between air incoming from said first inlet and air incoming from said second inlet;

a first outlet in fluid flow communication with said CCh-capturing device for discharging into said confied space air treated by said C02-capturing device and having a CO2 reduced content; and

a second outlet in fluid flow communication with said heat exchanger and/or said CCh-capturing device for discharging said captured CO2 and/or air having a CO2 reduced content.

60. The system of claim 59, wherein said second outlet is in fluid flow communication with said said CCh-capturing device for discharging said captured CO2.

61. The system of claim 59, wherein said second outlet is in fluid flow communication with said heat exchanger and/or said CCh-capturing device for discharging said air having a CO2 reduced content outside said confined space.

62. The system of any one of claims 55 to 61 , wherein said system further comprises a sensor for sensing CO2 concentration in said confined space.

63. The system of any one of claims 55 to 62, wherein said system further comprises a sensorfor sensing CO2 concentration outside said confined space.

64. The system of any one of claims 55 to 63, wherein said system further comprises a sensor for sensing O2 concentration in said confined space.

65. The system of any one of claims 55 to 64, wherein said system further comprises a sensor for sensing O2 concentration outside said confined space.

66. The system of any one of claims 55 to 65, wherein said system further comprises a filter, an ozonation system or activated charcoal.

67. The system of any one of claims 55 to 66, wherein the confined space is in a residential, commercial, institutional or industrial building.

68. The system of any one of claims 55 to 67, wherein the confined space is a conference room, in a hospital, an airplane, a subway, a mine, a space vehicle, a space station, a tunnel or a vehicle.

69. The system of any one of claims 55 to 68, wherein said CCh-capturing substrate comprises a zeolite.

70. The system of claim 69, wherein said zeolite comprises Cu, Ti, Si or mixtures thereof.

71. The system of any one of claims 55 to 70, wherein said CCh-capturing device is a device as defined in any one of claims 28 to 35.

72. The method, device or system of any one of claims 1 to 64, wherein said captured CO2 is used for urban rooftop farming.

73. The method, device or system of any one of claims 1 to 64, wherein said captured CO2 is used for preparing carbonated beverages.

74. The method, device or system of any one of claims 1 to 73, wherein said C02-capturing device comprises at least one titanosilicate.

75. The method, device or system of any one of claims 1 to 73, wherein said C02-capturing device comprises a titanosilicate molecular sieve.

76. The method, device or system of any one of claims 1 to 73, wherein said C02-capturing device comprises a planar titanosilicate molecular sieve.

77. The method, device or system of any one of claims 1 to 73, wherein said C02-capturing device comprises an adsorbent or a C02-adsorbing substrate.

78. The method, device or system of claim 77, wherein said adsorbent or substrate comprises at least one titanosilicate.

79. The method, device or system of claim 77, wherein said adsorbent or substrate comprises a titanosilicate molecular sieve.

80. The method, device or system of claim 77, wherein said adsorbent or substrate comprises a planar titanosilicate molecular sieve.

81. The system of claim 77, wherein said adsorbent or substrate comprises Cu, Ti, Si or mixtures thereof.