Nova Patents
WO2016138402A1

Technologies for material separation

Abstract

A technology for material separation is provided. The technology enables an output of a first material from a rotary lifter. The technology enables a direction of a fluid stream onto the first material in flight based on the output of the first material such that the first material is separated into at least a second material and a third material. The technology enables a conveyance of the second material away from the rotary lifter. The technology enables a removal of the third material via a vacuum port.

WO2016138402A1, drawing sheet 1
Sheet 1 of 30

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Published
  4. Today

30 claims: 19 independent, 11 dependent

  1. 1
    CLAIMS Claim 1 . A system for material separation, the system comprising:a rotary lifter which includes a rotary lifter frame and a rotary lifter drum coupled to the rotary lifter frame, wherein the rotary lifter drum includes an inner compartment, wherein the rotary lifter drum is configured to rotate in relation to the rotary lifter frame such that the inner compartment moves from an input position to an output position, wherein the inner compartment is configured to receive a first material when the inner compartment is positioned in the input position, wherein the inner compartment is configured to output the first material when the inner compartment is positioned in the output position;a fluid output device configured to output a fluid in a first direction such that the first material is separated into at least a second material and a third material when moving away from the output position;a conveyor configured to receive the second material upon separation from the first material via the fluid, wherein the conveyor is configured to convey the second material in a second direction;and a suction duct configured to receive the third material upon separation from the first material via the fluid .
  2. 3
    Claim 3. The system of any of claims 1 -2, wherein the conveyor is a first conveyor, and further comprising:a second conveyor configured to convey the first material in a third direction to the inner compartment such that the inner compartment positioned in the input position receives the first material.
  3. 6
    Claim 6. The system of any of claims 3-5, wherein the second direction and the third direction are at least one of substantially different directions and substantially identical direction, on different horizontal planes.
  4. 8
    Claim 8. The system of any of claims 3-7, further comprising:a dryer input assembly which includes a dryer input assembly frame, a closure, a third conveyor, and an airlock body, wherein the closure includes a first side and a second side, wherein the airlock body includes an outlet, wherein the closure is coupled to the dryer input assembly frame, wherein the airlock body extends away from the second side;a dryer drum which includes an input open end and an interior in fluid communication with the input open end, wherein the closure is positioned at the input open end such that the closure substantially aligns with and substantially blocks the input open end, and the second side faces the interior of the dryer drum such that the airlock body extends inside the dryer drum, wherein the dryer drum rotates with respect to the airlock body, wherein the third conveyor is configured to convey a fourth material from the first side toward the second side such that the fourth material is transferred past the closure to the airlock body, wherein the outlet outputs the fourth material into the dryer drum, wherein the fourth material includes the first material and a fifth material, wherein the second conveyor is configured to receive the first material from the dryer drum.
  5. 11
    Claim 1 1. The system of any of claims 1 -10, wherein the input position and the output position are diametrically opposed.
  6. 12
    Claim 12. The system of any of claims 1 -1 1 , wherein the conveyor is coupled to the rotary lifter frame.
  7. 13
    Claim 13. The system of any of claims 1 -12, wherein the fluid output device is coupled to the rotary lifter frame.
  8. 14
    Claim 14. The system of any of claims 1 -13, wherein the suction duct defines an opening into which the conveyor conveys the second material.
  9. 15
    Claim 15. The system of any of claims 1 -14, wherein the first material includes sugarcane plant trash, including sugarcane stem billets and sugarcane leaves, wherein the second material includes the sugarcane stem billets, and wherein the third material includes the sugarcane leaves.
  10. 16
    Claim 16. The system of any of claims 1 -15, further comprising:a fluid source configured to source the fluid for the fluid output device via a cyclonic separation process, wherein the fluid output device is positioned downstream from the fluid flow source;a suction source configured to provide suction to the suction duct via a reverse cyclonic separation process, wherein the suction source is positioned downstream from the fluid flow source.
  11. 17
    Claim 17. The system of any of claims 1 -16, wherein the suction duct includes an inlet, and further comprising:a tunnel positioned over the conveyor and before the inlet, wherein the fluid output device is configured to direct the fluid in the first direction toward the tunnel, wherein the tunnel is configured to receive the third material upon an impingement of the fluid on the first material, wherein the inlet is configured to receive the third material from the tunnel.
  12. 18
    Claim 18. A method for material separation, the method comprising:outputting a first material from a first rotary lifter;directing a first fluid stream onto the first material as the first material moves away from the first rotary lifter such that the first material is separated into at least a second material and a third material;conveying the second material to a second rotary lifter;directing the third material to a first vacuum port via the first fluid stream;removing the third material via the first vacuum port;outputting the second material from the second rotary lifter;directing a second fluid stream onto the second material as the second material moves away from the second rotary lifter such that the second material is separated into a fourth material and a fifth material;directing the fifth material to a second vacuum port via the second fluid stream;removing the fifth material via the second vacuum port;and outputting the fourth material.
  13. 20
    Claim 20. The method of any of claims 18-19, wherein at least one of the first rotary lifter and the second rotary lifter includes a frame and a drum coupled to the frame, wherein the drum includes an inner compartment, wherein the drum is configured to rotate in relation to the frame such that the inner compartment moves from an input position to an output position, wherein the inner compartment is configured to receive the first material when the inner compartment is positioned in the input position, wherein the inner compartment is configured to output the first material when the inner compartment is positioned in the output position.
  14. 21
    Claim 21. The method of any of claims 18-20, wherein directing the first fluid stream and conveying the second material is substantially in one direction.
  15. 22
    Claim 22. The method of any of claims 18-21 , further comprising:separating a sixth material into at least the first material and a seventh material based on an output of the sixth material from a rotary dryer upstream from the first rotary lifter;conveying the first material to the first rotary lifter;and removing the seventh material via a third vacuum port.
  16. 24
    Claim 24. A system for material separation, the system comprising:a fluid flow source configured to source a flow of a fluid via a cyclonic separation process;a material separation assembly configured to receive a first material, wherein the material separation assembly is configured to receive the flow of the fluid from the fluid flow source such that the material separation assembly is able to separate the first material into at least a second material and a third material via the flow of the fluid when the first material is moved from a first position to a second position;and a suction source configured to provide a suction via a reverse cyclonic separation process, wherein the suction source is configured to receive the third material from the material separation assembly via the suction, wherein the fluid flow source is in fluid communication with the suction source via the material separation assembly.
  17. 27
    Claim 27. The system of any of claims 24-26, wherein the material separation assembly includes:a dryer input assembly which includes a dryer input assembly frame, a closure, a conveyor, and an airlock body, wherein the closure includes a first side and a second side, wherein the airlock body includes an outlet, wherein the closure is coupled to the dryer input assembly frame, wherein the airlock body extends away from the second side;a dryer drum which includes an input open end and an interior in fluid communication with the input open end, wherein the closure is positioned at the input open end such that the closure substantially aligns with and substantially blocks the input open end, and the second side faces the interior of the dryer drum such that the airlock body extends inside the dryer drum, wherein the dryer drum rotates with respect to the airlock body, wherein the conveyor is configured to convey a fourth material from the first side toward the second side such that the fourth material is transferred past the closure to the airlock body, wherein the outlet outputs the fourth material into the dryer drum, wherein the fourth material includes the first material and a fifth material, wherein the suction source is configured to receive the fifth material from the dryer drum via the suction.
  18. 28
    Claim 28. A system for material separation, the system comprising:a dryer input assembly which includes a dryer input assembly frame, a closure, a conveyor, and an airlock body, wherein the closure includes a first side and a second side, wherein the airlock body includes an outlet, wherein the closure is coupled to the dryer input assembly frame, wherein the airlock body extends away from the second side;and a dryer drum which includes an input open end and an interior in fluid communication with the input open end, wherein the closure is positioned at the input open end such that the closure substantially aligns with and substantially blocks the input open end, and the second side faces the interior of the dryer drum such that the airlock body extends inside the dryer drum, wherein the dryer drum rotates with respect to the airlock body, wherein the conveyor is configured to convey a first material from the first side toward the second side such that the first material is transferred past the closure to the airlock body, wherein the outlet outputs the first material into the dryer drum.
  19. 30
    Claim 30. The system of any of claims 28-29, wherein the first material includes at least a second material and a third material, and further comprising:a fluid flow source configured to source a flow of a fluid via a cyclonic separation process, wherein the dryer drum receives the flow of the fluid from the fluid flow source such that the dryer drum dries the first material via the flow of the fluid;a suction source configured to provide a suction via a reverse cyclonic separation process, wherein the suction source is configured to receive the third material from the dryer drum via the suction, wherein the fluid flow source is in fluid communication with the suction source via the dryer drum.
Independent claims19