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02/22/07 - USPTO Class 429 | 16 views | #20070042236 | Prev - Next | About this Page

Modular fuel cell power system, and technique for controlling and/or operating same

Title: Modular fuel cell power system, and technique for controlling and/or operating same

Related Patent Categories: Chemistry: Electrical Current Producing Apparatus, Product, And Process, Fuel Cell, Subcombination Thereof Or Methods Of Operating

Brief Patent Description - Full Patent Description - Patent Claims

The Patent Description & Claims data below is from USPTO Patent Application 20070042236, Modular fuel cell power system, and technique for controlling and/or operating same.

1-32. (canceled)

33. A fuel cell system comprising: an integration plane including, a fluid bus; an electrical bus; a plurality of module bays to receive a plurality of technology modules, each module bay including: a fluid interface coupled to the fluid bus; an electrical interface coupled to the electrical bus; and wherein: the fluid interface of each module bay of the plurality of module bays is the same type of interface, the electrical interface of each module bay of the plurality of module bays is the same type of interface, and a hydrogen fuel cell stack, coupled to the fluid bus of the integration plane, to generate unconditioned electrical power using hydrogen; and a power management unit, electrically coupled to the hydrogen fuel cell stack, to generate conditioned electrical power using the unconditioned electrical power generated by the hydrogen fuel cell stack.

34. The fuel cell system of claim 33 wherein the hydrogen fuel cell stack is a first technology module which is disposed in a first module bay of the integration plane and connected to the fluid bus of the integration plane via the fluid interface of the first module bay.

35. The fuel cell system of claim 33 wherein the hydrogen fuel cell stack is connected to the fluid bus of the integration plane via an external connector disposed on the integration plane.

36. The fuel cell system of claim 33 wherein the hydrogen fuel cell stack is fixed to/on the integration plane.

37. The fuel cell system of claim 33 wherein: the integration plane includes a power management bus disposed therein/thereon; the hydrogen fuel cell stack outputs the unconditioned electrical power on the power management bus; and the power management unit is a first technology module which is disposed in a first module bay of the integration plane and connected to the power management bus of the integration plane to receive the unconditioned electrical power.

38. The fuel cell system of claim 33 wherein the power management unit includes a DC-DC converter and/or a DC-AC inverter to generate the conditioned electrical power using the unconditioned electrical power.

39. The fuel cell system of claim 33 wherein the power management unit is connected to the hydrogen fuel cell stack via an external connector.

40. The fuel cell system of claim 33 wherein: the integration plane includes a power management bus disposed therein/thereon; the hydrogen fuel cell stack outputs the unconditioned electrical power on the power management bus; and power management unit is fixed to/on the integration plane and coupled to the power management bus to receive the unconditioned electrical power.

41. The fuel cell system of claim 33 further including first and second technology modules, each technology module including a vessel containing hydrogen, wherein: the first technology module is disposed in a first module bay of the plurality of module bays of the integration plane and connected to the fluid bus via the fluid interface of the first module bay, to provide hydrogen to the fuel cell stack; and the second technology module is disposed in a second module bay of the plurality of module bays of the integration plane and connected to the fluid bus via the fluid interface of the second module bay, to provide hydrogen to the fuel cell stack.

42. The fuel cell system of claim 41 wherein the first and second technology modules each further include a memory to store information which is representative of an operating parameter of the module and wherein the memory is coupled to the electrical bus of the integration plane via the electrical interface of the associated module bay.

43. The fuel cell system of claim 42 wherein the operating parameter is the amount of hydrogen in the vessel.

44. The fuel cell system of claim 43 wherein: the power management bus is disposed in/on the integration plane; hydrogen fuel cell stack is fixed to/on the integration plane and outputs the unconditioned electrical power on the power management bus; and power management unit is fixed to/on the integration plane and coupled to the power management bus to receive the unconditioned electrical power.

45. The fuel cell system of claim 33 further including a power management bus coupled between the hydrogen fuel cell stack and the power management unit, wherein: the hydrogen fuel cell stack is resident to the integration plane and outputs the unconditioned electrical power on the power management bus; and power management unit is fixed to/on the integration plane and coupled to the power management bus to receive the unconditioned electrical power.

46. The fuel cell system of claim 33 further including first and second technology modules, each technology module including a vessel containing hydrogen and a memory to store information which is representative of the amount of hydrogen which is in the associated vessel, wherein: the first technology module is disposed in a first module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the first module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the first module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the first technology module; the second technology module is disposed in a second module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the second module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the second module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the second technology module; and a battery or an ultra-capacitor, connected to the power management unit, to provide electrical power to the power management unit.

47. The fuel cell system of claim 46 wherein the battery or ultra-capacitor is disposed in a third technology module which is attached to a third module bay of the integration plane.

48. A fuel cell system comprising: an integration plane including, a fluid bus; an electrical bus; a plurality of module bays to receive a plurality of technology modules, each module bay including: a fluid interface coupled to the fluid bus; an electrical interface coupled to the electrical bus; and wherein: the fluid interface of each module bay of the plurality of module bays is the same type of interface, the electrical interface of each module bay of the plurality of module bays is the same type of interface; a hydrogen fuel cell stack, coupled to the fluid bus of the integration plane, to generate unconditioned electrical power using hydrogen and output the unconditioned electrical power on a power management bus; and a power management unit, electrically coupled to the hydrogen fuel cell stack via the power management bus, to generate conditioned electrical power using the unconditioned electrical power and to output the conditioned electrical power to a power interface.

49. The fuel cell system of claim 48 wherein: the hydrogen fuel cell stack is a first technology module which is disposed in a first module bay of the integration plane; and the first module bay includes an interface that connects the hydrogen fuel cell stack to the power management bus such that the hydrogen fuel cell stack outputs the unconditioned electrical power on the power management bus.

50. The fuel cell system of claim 48 wherein the hydrogen fuel cell stack is connected to the fluid bus of the integration plane via an external connector disposed on the integration plane.

51. The fuel cell system of claim 48 wherein: the power management bus is disposed in/on the integration plane; and the hydrogen fuel cell stack is fixed to/on the integration plane.

52. The fuel cell system of claim 48 wherein: the power management bus is disposed in/on the integration plane; and the power management unit is a first technology module which is (i) disposed in a first module bay of the integration plane and (ii) connected to the power management bus of the integration plane to receive the unconditioned electrical power.

53. The fuel cell system of claim 48 wherein: the power management bus is disposed in/on the integration plane; and the power management unit is fixed to/on the integration plane.

54. The fuel cell system of claim 48 wherein the power management unit is connected to the power management bus via an external connector disposed on the integration plane.

55. The fuel cell system of claim 48 wherein the power management unit includes a DC-DC converter and/or a DC-AC inverter to generate the conditioned electrical power using the unconditioned electrical power.

56. The fuel cell system of claim 48 further including first and second technology modules, each technology module including a vessel containing hydrogen and a memory to store information which is representative of the amount of hydrogen which is in the associated vessel, wherein: the first technology module is disposed in a first module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the first module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the first module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the first technology module; and the second technology module is disposed in a second module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the second module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the second module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the second technology module.

57. The fuel cell system of claim 56 wherein: hydrogen fuel cell stack is fixed to/on the integration plane; and power management unit is fixed to/on the integration plane.

58. The fuel cell system of claim 48 wherein the power management bus is coupled between the hydrogen fuel cell stack and the power management unit.

59. The fuel cell system of claim 48 further including first and second technology modules, each technology module including a vessel containing hydrogen and a memory to store information which is representative of the amount of hydrogen which is in the associated vessel, wherein: the first technology module is disposed in a first module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the first module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the first module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the first technology module; the second technology module is disposed in a second module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the second module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the second module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the second technology module; and a battery or an ultra-capacitor, connected to the power management bus, to provide electrical power to the power management unit.

60. The fuel cell system of claim 59 wherein the battery or ultra-capacitor is disposed in a third technology module which is attached to a third module bay of the integration plane.

61. A fuel cell system comprising: an integration plane including, a fluid bus; an electrical bus; a plurality of module bays to receive a plurality of technology modules, each module bay including: a fluid interface coupled to the fluid bus; an electrical interface coupled to the electrical bus; and wherein (i) the fluid interface of each module bay of the plurality of module bays is the same type of interface and (ii) the electrical interface of each module bay of the plurality of module bays is the same type of interface; first and second technology modules, each technology module including a vessel containing hydrogen and a memory to store information which is representative of the amount of hydrogen which is in the associated vessel, wherein: the first technology module is disposed in a first module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the first module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the first module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the first technology module; the second technology module is disposed in a second module bay of the plurality of module bays of the integration plane and connected to: the fluid bus via the fluid interface of the second module bay to provide hydrogen to the fuel cell stack; and the electrical bus of the integration plane via the electrical interface of the second module bay of the integration plane to receive information which is representative of the amount of hydrogen which is in the vessel of the second technology module; a hydrogen fuel cell stack, coupled to the fluid bus of the integration plane, to generate unconditioned electrical power using hydrogen and output the unconditioned electrical power on a power management bus; and a power management unit, having a DC-DC converter and/or a DC-AC inverter, to generate the conditioned electrical power using the unconditioned electrical power, electrically coupled to the hydrogen fuel cell stack via the power management bus, to generate conditioned electrical power using the unconditioned electrical power and to output the conditioned electrical power to a power interface.

Brief Patent Description - Full Patent Description - Patent Claims

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