ENERGY RECOVERY SYSTEM

• US 20090179430A1
• Filed: 06/15/2007
• Published: 07/16/2009
• Est. Priority Date: 06/16/2006
• Status: Abandoned Application

• Current Assignee: Energy Recovery Technology, LLC
• Original Assignee: Energy Recovery Technology, Inc.
• Inventors: Mahawili, Imad
• Application Number:
  US12/305,024
• Publication Number:
  US 20090179430A1
• Time in Patent Office: Days
• US Class Current: 290/1.R
• CPC Class Codes: B60K 25/00 Auxiliary drives B60K16/00 takes precedence; arrangements of tyre-inflating pumps mounted on vehicles B60C23/10; driving tyre-inflating pumps B60C; driving engine auxiliaries F02B
• CPC Class Codes: B60K 25/10 directly from oscillating movements due to vehicle running motion, e.g. suspension movement resilient suspensions having dampers accumulating utilisable energy, e.g. compressing air, B60G13/14
• CPC Class Codes: B60L 7/24 with additional mechanical or electromagnetic braking
• CPC Class Codes: H02K 7/1869 Linear generators; sectional generators
• CPC Class Codes: Y02T 10/64 Electric machine technologies in electromobility

Abstract

An energy recovery system including a device that produces a magnetic field, which is adapted for mounting to a vehicle, and a stationary conductor adapted for placing in or adjacent the path of the vehicle wherein the magnetic field induces current to flow through the conductor when the vehicle moves past the conductor. The device is adapted to move between an operative position in close proximity to the stationary conductor and a stowed position further away from the stationary conductor.

Claims

1. An energy recovery system comprising:

a magnetic field generating device generating a magnetic field; and

a conductor, one of said magnetic field generating device and said conductor being adapted to a mount to a vehicle and the other one of said magnetic field generating device and said conductor being adapted for placing in or adjacent the path of the vehicle wherein said magnetic field induces current to flow through said conductor when the vehicle moves past said other one of said magnetic field generating device and said conductor.

2. The energy recovery system according to claim 1, further comprising a housing adapted to mount to a vehicle, said magnetic field generator device mounted in said housing;

and wherein said conductor comprises a stationary conductor adapted for placing in or adjacent the path of the vehicle wherein said magnetic field induces current to flow through said conductor when the vehicle moves past the conductor, and said housing being adapted to move between an operative position wherein said magnetic field generator device is in relatively close proximity to said conductor and a retracted position closer to the vehicle to reduce the likelihood of impact with the housing.

3. The energy recovery system according to claim 1, wherein said magnetic field generating device comprises a magnet.

4. The energy recovery system according to claim 2, further comprising a vehicle, said housing mounted to said vehicle.

5. The energy recovery system according to claim 4, further comprising a sensor and a driver mechanism for selectively moving said housing, said sensor sensing when said housing is in proximity to said stationary conductor.

6. The energy recovery system according to claim 5, further comprising a control system, said control system including said sensor and generating a drive signal to said driver mechanism to move said housing to said operative position when said sensor senses said vehicle is in proximity to said stationary conductor.

7. The energy recovery system according to claim 5, wherein said housing includes a second driver mechanism for retracting said magnet in said housing.

8. The energy recovery system according to claim 2, wherein said stationary conductor comprises a plurality of loops of conductive wires.

9. The energy recovery system according to claim 8, wherein said conductive wires are mounted in a frame, said frame having an upper raceway and a lower raceway, said wires extending through said upper and lower raceways.

10. The energy recovery system claim 9, wherein said upper raceway is separated from said lower raceway by a magnetic shield.

11. The energy recovery system claim 10, further comprising a metal shield between said upper and lower raceway, said metal shield forming said magnetic shield.

12. The energy recovery system claim 9, wherein said frame comprises a generally H-shaped frame.

13. An energy recovery system comprising:

a vehicle;

a magnetic field generating device producing a magnetic field, said device mounted to said vehicle; and

a circuit, said circuit including a stationary conductor adapted for placing in or adjacent the path of said vehicle when the vehicle is moving wherein said magnetic field induces current to flow through said circuit when said vehicle passes by said conductor, and said device configured to move between an operative position wherein said magnetic field is in close proximity to said circuit and a stowed position wherein said device is moved closer to the vehicle.

14. The energy recovery system according to claim 13, wherein said conductor comprises a plurality of loops of conductive wires.

15. The energy recovery system according to claim 14, wherein said wires are mounted in a frame.

16. The energy recovery system according to claim 15, wherein said frame is configured for being mounted in a road surface.

17. The energy recovery system according to claim 14, wherein said wires are mounted in a slab of concrete, said slab being configured for being mounted in a road surface.

18. The energy recovery system according to claim 14, wherein at least some of said loops define a passageway, when said vehicle passes through said passageway, said magnet field inducing current flow through said wires.

19. The energy recovery system according to claim 13, wherein said circuit is coupled to a load controller.

20. The energy recovery system according to claim 13, wherein said circuit forms a DC circuit.

21. The energy recovery system according to claim 13, wherein said circuit forms an AC circuit.

22. The energy recovery system according to claim 13, wherein said circuit includes an energy storage device.

23. The energy recovery system according to claim 22, wherein said energy storage device is selectively coupled to an energy conversion system.

24. The energy recovery system according to claim 13, wherein said magnetic field generating device includes a plurality of magnets.

25. The energy recovery system according to claim 24, wherein said magnets are arranged in close proximity to each other wherein the electric waves induced in the stationary conductor by said magnets are additive.

26. The energy recovery system according to claim 25, wherein said magnets are arranged in a staggered arrangement with one magnet of said magnets offset relative to a second magnet of said magnets along the direction of travel of the vehicle wherein the generated electric waves from said one magnet and said second magnet additive and do not collapse to zero until after said second magnet passes by said stationary conductor.

27. A method of recovering energy comprising:

movably mounting a magnetic field generating device to a vehicle;

providing a stationary conductor external to the vehicle in the path of the vehicle;

moving the magnetic field generating device between a stowed position and an operative position where the magnetic field generating device is in close proximity to the conductor wherein the magnetic field generated by the device generates current flow in the conductor when the vehicle travels past the conductor.

28. The method of recovering energy according to claim 27, further comprising coupling the conductor to at least one chosen from an energy storage device, a transmission system, and an energy conversion system.

29. The method of recovering energy according to claim 27, wherein said providing a stationary conductor includes locating the conductor in a road surface.

30. The method of recovering energy according to claim 27, further comprising a driver mechanism for moving the magnetic field generating device between the operative position and the stowed position.

31. The method of recovering energy according to claim 30, further comprising sensing when the vehicle is in proximity to the conductor and actuating the driver mechanism to move the magnetic field generating device to its operative position when the sensing detects that the vehicle is in proximity to the conductor.

32. The method of recovering energy according to claim 27, further comprising housing the magnetic field generating device in a housing and mounting the housing to the vehicle.

33. The method of recovering energy according to claim 32, further comprising movably mounting the housing to the vehicle wherein the housing can be moved between an extended position wherein the magnetic field generating device is its operative position and a stowed position.

34. The method of recovering energy according to claim 32, further comprising moving the magnetic field generating device in the housing to move the magnetic field generating device between its operative position and its stowed position.