Ordered open-cellular materials for mass transfer and/or phase separation applications

• US 8,852,523 B1
• Filed: 03/17/2009
• Issued: 10/07/2014
• Est. Priority Date: 03/17/2009
• Status: Active Grant

• Current Assignee: HRL Laboratories LLC (The Boeing Co.)
• Original Assignee: HRL Laboratories LLC (The Boeing Co.)
• Inventors: Roper, Christopher S.
• Primary Examiner(s): ZALASKY, KATHERINE M
• Application Number:
  US12/405,996
• Time in Patent Office: 2,030 Days
• US Class Current: 422/222
• CPC Class Codes: B01D 11/02 of solids
• CPC Class Codes: B01D 11/04 of solutions which are liquid
• CPC Class Codes: B01D 11/043 with stationary contacting elements, sieve plates or loose contacting elements
• CPC Class Codes: B01D 15/20 relating to the conditioning of the sorbent material
• CPC Class Codes: B01D 15/34 Size selective separation, e.g. size exclusion chromatography, gel filtration, permeation
• CPC Class Codes: B01J 19/24 Stationary reactors without moving elements inside B01J19/08, B01J19/26 take precedence; with stationary particles B01J8/02
• CPC Class Codes: B01J 19/32 Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
• CPC Class Codes: B01J 2219/30257 Wire
• CPC Class Codes: B01J 2219/30466 Plastics
• CPC Class Codes: B01J 2219/3085 Ordered or stacked packing elements
• CPC Class Codes: B01J 2219/32282 Rods or bars
• CPC Class Codes: B01J 2219/32286 Grids or lattices
• CPC Class Codes: B01J 2219/32483 Plastics
• CPC Class Codes: B07B 1/4609 constructional details of screening surfaces or meshes
• CPC Class Codes: B07B 1/4618 Manufacturing of screening surfaces
• CPC Class Codes: B07B 13/04 according to size
• CPC Class Codes: B07B 7/04 by impingement against baffle separators

Abstract

A mass transfer system including a housing and a three-dimensional ordered open-cellular micro-truss material within the housing for a mass transfer application. Here, the three-dimensional ordered open-cellular micro-truss material includes a plurality of first truss elements defined by a plurality of first self-propagating polymer waveguides and extending along a first direction, a plurality of second truss elements defined by a plurality of second self-propagating polymer waveguides and extending along a second direction, and a plurality of third truss elements defined by a plurality of third self-propagating polymer waveguides and extending along a third direction. The first, second, and third ordered truss elements interpenetrate each other at a plurality of nodes to form a continuous material. In one embodiment, the continuous material is a metal material.

Claims

1. A mass transfer system comprising:

a housing comprising a plurality of inlets and a plurality of outlets; and

a three-dimensional ordered open-cellular micro-truss material within the housing for a mass transfer application, wherein the housing is configured with the three-dimensional ordered open-cellular micro-truss material to transport a first stream to contact a second stream to pass one or more material masses from the first stream to the second stream;

wherein the three-dimensional ordered open-cellular micro-truss material comprises;

a plurality of first truss elements defined by a plurality of first self-propagating polymer waveguides and extending along a first direction;

a plurality of second truss elements defined by a plurality of second self- propagating polymer waveguides and extending along a second direction; and

a plurality of third truss elements defined by a plurality of third self-propagating polymer waveguides and extending along a third direction,

wherein the first, second, and third truss elements interpenetrate each other at a plurality of first nodes to form a first continuous material; and

wherein the inlets and outlets are configured to transport a plurality of streams to and from the three-dimensional ordered open-cellular micro-truss material for the mass transfer application.

2. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material is an ordered open-cellular packing within the housing.

3. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material is a plurality of micro-truss bricks packed within the housing.

4. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material is a plurality of micro-truss layers stacked adjacent to one another.

5. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material is a plurality of micro-truss layers stacked adjacent and mechanically connected to one another.

6. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises at least two different types of packing materials.

7. The mass transfer system of claim 6, wherein the at least two different type of packing materials comprises a ceramic packing material and a metal packing material.

8. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a three-dimensional ordered open-cellular micro-truss metal material.

9. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a plurality of mechanical members having a three-dimensional order with a size scale between about 30 μ

m and about 5 mm to increase a surface area to volume ratio of the three-dimensional ordered open-cellular micro-truss material.

10. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a plurality of mechanical members having a three-dimensional order with a size scale between about 30 μ

m and about 1 mm to increase a surface area to volume ratio of the three-dimensional ordered open-cellular micro-truss material.

11. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a plurality of mechanical members each having a diameter between about 10 μ

m and about 2 mm to increase a surface area to volume ratio of the three-dimensional ordered open-cellular micro-truss material.

12. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a plurality of three-dimensional ordered pores.

13. The mass transfer system of claim 1, wherein the three-dimensional ordered open-cellular micro-truss material comprises a plurality of three-dimensional ordered load bearing members to increase the mechanical stiffness and strength of the three-dimensional ordered open-cellular micro-truss material.

14. The mass transfer system of claim 1, wherein the inlets and the outlets are configured to transport a plurality of counter-current streams to and from the three-dimensional ordered open-cellular micro-truss material for the mass transferring application.

15. The mass transfer system of claim 1, wherein the inlets and the outlets are configured to transport a plurality of co-current streams comprising the first stream and the second stream to and from the three-dimensional ordered open-cellular micro-truss material for the mass transferring application.

16. The mass transfer system of claim 1, wherein the inlets and the outlets are configured to transport a plurality of cross-current streams comprising the first stream and the second stream to and from the three-dimensional ordered open-cellular micro-truss material for the mass transferring application.

17. The mass transfer system of claim 1, further comprising a first fluid distributor and collector and a second fluid distributor and collector, the first fluid distributor and collector and the second fluid distributor and collector being within the housing, wherein the housing comprises a first inlet, a second inlet, a first outlet, and a second outlet, and wherein the first fluid distributor and collector is configured such that the first stream entering through the first inlet and the second stream exiting through the second outlet have to pass through the first fluid distributor and collector, and wherein the second fluid distributor and collector is configured such that the second stream entering through the second inlet and the first stream exiting through the first outlet have to pass through the second fluid distributor and collector.

18. The mass transfer system of claim 1, wherein the mass transfer system is a gas-liquid contacting system, a liquid-liquid contacting system, a static fluid-fluid mixing system, a phase separation system, or a packed bed reactor system.

19. The mass transfer system of claim 1, wherein the ordered open-cellular micro-truss material is configured as a support for supporting a plurality of random packings within the housing on top of the ordered open-cellular micro-truss material.

20. The mass transfer system of claim 1, further comprising an ionizing section and a collecting section in the housing for an electrostatic precipitation application, wherein the ionizing section and/or the collecting section comprises the ordered open-cellular micro-truss material.

21. The mass transfer system of claim 1, wherein the ordered open-cellular micro-truss material comprises:

a first three-dimensional pattern comprising the first continuous material; and

a second three-dimensional pattern differing from the first three-dimensional pattern.

22. The mass transfer system of claim 21, wherein the first and second three-dimensional patterns have order in three dimensions.

23. The mass transfer system of claim 22, wherein the ordered open-cellular micro-truss material further comprises:

a plurality of fourth truss elements defined by a plurality of fourth self-propagating polymer waveguides of the second three-dimensional pattern and extending along a fourth direction;

a plurality of fifth truss elements defined by a plurality of fifth self-propagating polymer waveguides of the second three-dimensional pattern and extending along a fifth direction;

a plurality of sixth truss elements defined by a plurality of sixth self-propagating polymer waveguides of the second three-dimensional pattern and extending along a sixth direction; and

an interface,

wherein the fourth, fifth, and sixth truss elements interpenetrate each other at a plurality of second nodes to form a second continuous material, and wherein the interface comprises a plurality of third nodes for connecting the first continuous material to the second continuous material.

24. The mass transfer system of claim 1, wherein the ordered open-cellular micro-truss material is configured as a support for supporting a filter within the housing.

25. A solid particle sorting apparatus comprising:

a three-dimensional ordered open-cellular micro-truss sorter;

a collector of larger particles; and

a collector of smaller particles,

wherein an inlet is configured to receive small and large particles and to provide the small and large particles to the three-dimensional ordered open-cellular micro-truss sorter via a chute such that the small and large particles are sorted in three dimensions and collected at the collector of larger particles and the collector of smaller particles,

wherein the three-dimensional ordered open-cellular micro-truss sorter comprises a plurality of first truss elements extending along a first direction, a plurality of second truss elements extending along a second direction, and a plurality of third truss elements extending along a third direction, such that the first, second, and third truss elements interpenetrate each other at a plurality of first nodes to form an arrangement of regions of solid material and gaps between the regions of solid material, wherein the both the gaps and the regions of solid material are periodic in three orthogonal directions.