METHODS, SYSTEMS, AND APPARATUSES FOR DRIVELINE LOAD MANAGEMENT

• US 20120232731A1
• Filed: 01/04/2012
• Published: 09/13/2012
• Est. Priority Date: 12/31/2010
• Status: Active Grant

• Current Assignee: Martin T. Books, Morgan MacKenzie Andreae, Vivek Anand Sujan, Xi Wei
• Original Assignee: Martin T. Books, Morgan MacKenzie Andreae, Vivek Anand Sujan, Xi Wei
• Inventors: Sujan, Vivek Anand, Andreae, Morgan MacKenzie, Books, Martin T., Wei, Xi
• Granted Patent: US 9,043,061 B2
• Time in Patent Office: Days
• US Class Current: 701/22
• CPC Class Codes: B60K 6/28 characterised by the electric energy storing means, e.g. batteries or capacitors
• CPC Class Codes: B60W 10/06 including control of combustion engines
• CPC Class Codes: B60W 10/08 including control of electric propulsion units, e.g. motors or generators
• CPC Class Codes: B60W 10/26 for electrical energy, e.g. batteries or capacitors
• CPC Class Codes: B60W 20/12 using control strategies taking into account route information estimation or calculation of non-directly measurable driving parameters B60W40/00
• CPC Class Codes: B60W 2050/0039 of the propulsion unit
• CPC Class Codes: B60W 2050/0057 Frequency analysis, spectral techniques or transforms
• CPC Class Codes: B60W 2510/06 Combustion engines, Gas turbines
• CPC Class Codes: B60W 2510/24 Energy storage means
• CPC Class Codes: B60W 2510/244 Charge state
• CPC Class Codes: B60W 2510/248 Age of storage means
• CPC Class Codes: B60W 2556/10 Historical data
• CPC Class Codes: B60W 2556/50 of positioning data, e.g. GPS [Global Positioning System] data
• CPC Class Codes: B60W 2710/0666 Engine torque
• CPC Class Codes: B60W 2710/1005 Transmission ratio engaged
• CPC Class Codes: B60W 2710/244 Charge state
• CPC Class Codes: B60W 2720/106 Longitudinal acceleration
• CPC Class Codes: B60W 30/1882 characterised by the working point of the engine, e.g. by using engine output chart
• CPC Class Codes: B60W 50/0097 Predicting future conditions
• CPC Class Codes: B60Y 2304/00 Optimising design; Manufacturing; Testing
• CPC Class Codes: B60Y 2304/05 : Reducing production costs, e.g. by redesign
• CPC Class Codes: F02D 2200/503 : Battery correction, i.e. corrections as a function of the state of the battery, its output or its type
• CPC Class Codes: Y02T 10/62 : Hybrid vehicles
• CPC Class Codes: Y02T 10/84 : Data processing systems or methods, management, administration

Abstract

A method includes interpreting a powertrain load variation amplitude and an internal combustion engine output profile. The method further includes determining an engine output differential in response to the powertrain load variation amplitude and the internal combustion engine output profile. The method further includes providing an energy accumulator sizing parameter and/or an alternate motive power provider sizing parameter in response to the engine output differential.

Claims

1-33. -33. (canceled)

34. A method, comprising:

interpreting a powertrain load variation amplitude and an internal combustion engine output profile;

determining an engine output differential in response to the powertrain load variation amplitude and the internal combustion engine output profile; and

providing one of an energy accumulator sizing parameter and an alternate motive power provider sizing parameter in response to the engine output differential.

35. The method of claim 34, wherein the interpreting the powertrain load variation amplitude comprises performing a frequency component analysis of a load description.

36. The method of claim 35, wherein the performing the frequency component analysis of the load description comprises utilizing real-time vehicle data.

37. The method of claim 36, further comprising providing the energy accumulator sizing parameter to an output device.

38. The method of claim 34, wherein the engine output differential comprises an engine power deficiency.

39. The method of claim 38, wherein the engine power deficiency comprises a difference between a motive power output requirement and a target engine power output.

40. The method of claim 38, wherein the engine power deficiency comprises an accumulated motive energy value.

41. The method of claim 40, wherein the energy accumulator sizing parameter comprises a stored energy rating of an energy accumulation device.

42. An apparatus, comprising:

a duty cycle description module structured to interpret a powertrain load variation amplitude and an internal combustion engine output profile;

an optimization opportunity module structured to determine an engine output differential in response to the powertrain load variation amplitude and the internal combustion engine output profile; and

a hybrid planning module structured to provide one of an energy accumulator sizing parameter and an alternate motive power provider sizing parameter in response to the engine output differential.

43. The apparatus of claim 42, wherein the optimization opportunity module is further structured to determine the engine output differential in response to a difference between a motive power output requirement and one of a target engine power output and a maximum engine power output.

44. The apparatus of claim 43, wherein the hybrid planning module is further structured to adjust the target engine power output in response to the target engine power output exceeding the motive power output requirement.

45. The apparatus of claim 43, wherein the engine output differential comprises a motive power output requirement at an operating condition where the target engine power output exceeds the motive power output requirement.

46. The apparatus of claim 42, wherein the alternate motive power provider sizing comprises a power rating of one of an electric motor and a hydraulic motor.

47. The apparatus of claim 42, wherein the engine output differential comprises an accumulated motive energy value.

48. The apparatus of claim 47, wherein the energy accumulator sizing parameter comprises a stored energy rating of an energy accumulation device.

49. The apparatus of claim 48, wherein the energy accumulation device comprises at least one device selected from the devices consisting of an electric battery, a hydraulic accumulator, a flywheel, a compressed fluid reservoir, and a hypercapacitor.

50. A system, comprising:

a controller structured to;

interpret an internal combustion engine performance definition;

perform a frequency component analysis of a load description of a motive power system including the internal combustion engine to interpret a powertrain load variation amplitude for the motive power system;

determine an engine output differential in response to the powertrain load variation amplitude and the internal combustion engine performance definition; and

provide an energy accumulator sizing parameter in response to the engine output differential; and

a vehicle motively coupled to the motive power system, the motive power system including a non-combustion motive power source coupled to an energy accumulator, the energy accumulator sized in response to the energy accumulator sizing parameter.

51. The system of claim 50, wherein the motive power system includes an electric motor and wherein the energy accumulator comprises a battery.

52. The system of claim 50, wherein the powertrain load variation amplitude comprises a largest amplitude from the frequency component analysis.

53. The system of claim 50, wherein the load description of the motive power system comprises one of vehicle altitude data and motive power system output data.

54. The system of claim 50, wherein the controller is further structured to determine a rating of the non-combustion motive power source in response to the engine output differential, and wherein the non-combustion motive power source is sized in response to the rating of the non-combustion motive power source.

55. The system of claim 50, wherein the vehicle has a gross vehicle weight rating greater than 26,000 pounds.