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1. WO2020161548 - SYSTÈME ET/OU MODULE UTILITAIRE DE COLLECTE SOLAIRE

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[ EN ]

CLAIMS:

1. A solar harvesting utility (SHU) comprising:

a housing defining inner and outer sides and a plurality of shelves located in-between the inner and outer sides and stacked one above the other, wherein each shelf comprising an electrical harvesting (EH) layer and a filtering member located above the electrical harvesting (EH) layer.

2. The solar harvesting utility (SHU) of claim 1 and comprising an outer glazed wall at the outer side of the housing, wherein the outer wall is preferably transparent to at least most incoming solar energy, and wherein possibly incoming solar energy penetrating through the outer wall comprises direct, reflected and/or diffused rays of radiation.

3. The solar harvesting utility (SHU) of claim 2 and comprising or interacting with an inner wall at the inner side of the housing, wherein the inner wall is preferably thermally insulated.

4. The solar harvesting utility (SHU) of claim 1, wherein each shelf further comprising a deflecting mirror located below the electrical harvesting (EH) layer.

5. The solar harvesting utility (SHU) of claim 4, wherein each shelf further comprising a heat absorber (HAB) above the deflecting mirror.

6. The solar harvesting utility (SHU) of claim 5, wherein the heat absorber (HAB) is located below the electrical harvesting (EH) layer and arranged to absorb heat from the EH layer.

7. The solar harvesting utility (SHU) of claim 1, wherein the inner wall comprises a glazed wall, possibly an insulated glass wall possibly comprising of double glazing.

8. The solar harvesting utility (SHU) of claim 1 and comprising a thermal solar collector (TSC) within or outside of an outer housing or boundary of the SHU, wherein said TSC being for harvesting external solar radiation and converting it to heat, possibly reflected from filtering members in the SHU and/or transmitted directly through the outer wall and/or being diffused or reflected radiation.

9. The solar harvesting utility (SHU) of claim 1, wherein each shelf comprising a pivot defining an axis of rotation P about which each shelf can be pivoted, wherein possibly axis P extends generally parallel to the inner and/or outer sides.

10. The solar harvesting utility (SHU) of claim 9, wherein the pivoting of shelves is optimized for solar energy harvesting.

11. The solar harvesting utility (SHU) of claim 10, wherein the axes P of all shelves are generally parallel to each other and extend generally parallel to the inner and/or outer sides.

12. The solar harvesting utility (SHU) of claim 11, wherein adjacent axes P are spaced apart by a distance C and each shelf has an extension L generally orthogonal to its axis P, wherein distance C and extension L satisfy a relation of C ³ L.

13. The solar harvesting utility (SHU) of claim 1, wherein the filtering member is arranged to permit a wave length spectrum (spectra) to pass therethrough to preferably create electrical energy at the electrical harvesting (EH) layer, wherein preferably the wave length spectrum (spectra) generally correlates and/or overlaps a reception spectrum of the electrical harvesting (EH) layer.

14. The solar harvesting utility (SHU) of claim 13, wherein the filtering member is arranged to reflect away from its shelf further wave length spectrum (spectra), possibly passing through the outer side and not reaching and/or used by the EH layer.

15. The solar harvesting utility (SHU) of claim 14 and comprising a thermal solar collector (TSC) within or outside of an outer housing or boundary of the SHU, wherein said TSC being for harvesting external solar radiation and converting it to heat, possibly reflected from filtering members in the SHU and/or transmitted directly through the outer wall and/or being diffused or reflected radiation, wherein the reflection is generally along a path towards the inner side, to possibly be harvested as heat at the thermal solar collector (TSC).

16. The solar harvesting utility (SHU) of claim 1 for use on an outer side of a building, possibly along a general upright extending outer side.

17. The solar harvesting utility (SHU) of claim 1, wherein the electrical harvesting (EH) layer comprises PV cells.

18. The solar harvesting utility (SHU) of claim 1 and comprising fluid pipes for harvesting heat, wherein possibly the pipes are preferably heat-pipes comprised in a vacuum tube collector (VTC) and/or liquid flow pipes comprised in a flat plate collector.

19. The solar harvesting utility (SHU) of claim 18, wherein each shelf further comprising a deflecting mirror located below the electrical harvesting (EH) layer and a heat absorber (HAB) above the deflecting mirror, wherein the heat absorber (HAB) of at least some of the shelves comprising the fluid pipes.

20. The solar harvesting utility (SHU) of claim 19 and comprising a manifold arrangement for communicating fluid flowing through the fluid pipes, wherein communication possibly comprises allocating and/or collecting fluid.

21. The solar harvesting utility (SHU) of claim 20, wherein the manifold arrangement comprising manifold(s) for collecting heated fluid within the SHU and/or for providing incoming, relative cool, fluid to be heated in the SHU and/or for communicating fluid from upstream into the SHU and/or for collecting fluid downstream out of the SHU.

22. The solar harvesting utility (SHU) of claim 11, wherein all shelves in the SHU can be tilted together.

23. The solar harvesting utility (SHU) of claim 11, wherein at least some of the shelves can be tilted independently from other shelves in the SHU.

24. A solar harvesting array for a building comprising a plurality of solar harvesting utilities (SHU’s) forming modular segments of the array, the array being located on a façade and/or an outer side of the building, wherein each modular segment being arranged to harvest solar energy for generation of both electrical and thermal energy, possibly substantially simultaneously.

25. The solar harvesting array of claim 24, wherein each modular segment comprising a plurality of shelves, each being arranged to harvest solar energy for generation of both electrical and thermal energy.

26. The solar harvesting array of claim 25, wherein only part of the solar energy passes into each shelf.

27. The solar harvesting array of claim 26, wherein each shelf is arranged to reflect part of the solar energy towards a thermal solar collector (TSC) of the modular segment to be harvested there as heat.

28. The solar harvesting array of claim 27, wherein modular segments are arranged to communicate electricity and/or heat harvested therein via adjacent modular segments downstream for possible utilization in the building.

29. The solar harvesting array of claim 28 and being at least partially transparent to permit at least some natural light to penetrate towards an interior of the building.

30. The solar harvesting array of claim 29 and comprising ventilation entries for inputting fresh air into at least some of the modular segments.

31. The solar harvesting array of claim 30, and being arranged for maintenance access, possibly through entries that can be opened in each modular segment for such maintenance, possibly from within the building.

32. The solar harvesting array of claim 30 and being incorporated into the building when constructed or fitted to an existing building to retrofit the building for solar harvesting.

33. A system for harvesting solar energy comprising harvesting of heat and electricity from incoming solar energy, wherein the system being configured to permit control and management of the ratio and/or amount of heat or electricity being harvested.

34. The system of claim 33 and comprising a plurality of solar harvesting utilities (SHUs), each comprising a plurality of shelves for assisting in harvesting of both heat and electricity, wherein the control and management of the amount of heat or electricity being harvested is by altering angular orientation of the shelves.

35. The system of claim 34, wherein control and management of the amount of heat or electricity being harvested is time dependent, for example dependent on time of day.

36. The system of claim 35 and comprising communication interfaces for communicating details relating to the harvesting of solar energy to a controller external to the system, possibly a controller of an infrastructure receiving harvested energy from the system.

37. The system of claim 36, wherein the communication interfaces are arranged to communicate to the controller any one of the following: hydraulic details, thermal details, electrical details and/or angular orientation of shelves within the system.

38. The system of claim 37, wherein control and management of the ratio and amount of heat and/or electricity being harvested is according to any one of: dual energy requirements and/or "zero energy" regulation requirements of a building with which the system interacts, calculations to fulfill "zero energy" requirements based on "smart grid" operational parameters, incentives and financial parameters, forward weather predictions, solar radiation characteristics, actual and periodical statistics of building energy use and/or requirements, and/or actual periodical statistics of renewable energy production.

39. A method of harvesting solar energy comprising the steps of:

providing a solar harvesting utility (SHU) comprising a plurality of shelves each comprising an electrical harvesting (EH) layer and a thermal solar collector (TSC) located downstream behind the shelves in a flow direction of incoming solar radiation, and

communicating harvested heat and/or electricity downstream.

40. The method of claim 39 and comprising a filtering member located above each electrical harvesting (EH) layer.

41. The method of claim 40, wherein the filtering member is arranged to permit a wave length spectrum(spectra) to pass therethrough to preferably create electrical energy at the electrical harvesting (EH) layer, wherein preferably the wave length spectrum (spectra) generally correlates and/or overlaps a reception spectrum of the electrical harvesting (EH) layer.

42. The method of claim 40, wherein the filtering member is arranged to reflect away from its shelf further wave length spectrum(spectra), possibly passing through the outer side and not reaching and/or used by the EH layer.

43. The method of claim 42, wherein the reflection is generally along a path towards the inner side, to possibly be harvested as heat at the thermal solar collector (TSC).

44. The method of claim 43, wherein the SHU being for use on an outer side of a building, possibly along a general upright extending outer side.

45. The method of claim 44, wherein each shelf further comprising a deflecting mirror located below the electrical harvesting (EH) layer.

46. The method of claim 45, wherein each shelf further comprising a heat absorber (HAB) above the deflecting mirror.

47. The method of claim 46, wherein the heat absorber (HAB) is located below the electrical harvesting (EH) layer and arranged to absorb heat from the EH layer.

48. The method of claim 47 and comprising a plurality of solar harvesting utilities (SHUs), wherein communicating harvested heat and/or electricity downstream from at least certain SHUs is via one or more adjacent SHUs.

49. The method of claim 48, wherein communication of harvested heat is in form of fluid flow.

50. The method of claim 49, wherein harvested heat and/or electricity communicated downstream is utilized for performing work and/or is stored for later use.

51. The method of claim 50, wherein performing work and/or later use comprises powering HVAC applications.

52. A solar harvesting utility (SHU) comprising:

a housing defining inner and outer sides and a plurality of shelves located in-between the inner and outer sides and stacked one above the other, wherein each shelf comprising an electrical harvesting (EH) layer, preferably of relative high efficiency of conversion of wavelengths to electricity.

53. The solar harvesting utility (SHU) of claim 52 and comprising and a filtering member located above the electrical harvesting (EH) layer.

54. The solar harvesting utility (SHU) of claim 53 and comprising an outer glazed wall at the outer side of the housing, wherein the outer wall is preferably transparent to at least most incoming solar energy, and wherein possibly incoming solar energy penetrating through the outer wall comprises direct, reflected and/or diffused rays of radiation.

55. The solar harvesting utility (SHU) of claim 54 and comprising or interacting with an inner wall at the inner side of the housing, wherein the inner wall is preferably thermally insulated.

56. The solar harvesting utility (SHU) of claim 55, wherein each shelf further comprising a deflecting mirror located below the electrical harvesting (EH) layer.

57. The solar harvesting utility (SHU) of claim 56, wherein each shelf further comprising a heat absorber (HAB) above the deflecting mirror.

57. The solar harvesting utility (SHU) of claim 56, wherein the heat absorber (HAB) is located below the electrical harvesting (EH) layer and arranged to absorb heat from the EH layer.