Method and apparatus for determining optimal adjustments of work units in an agricultural harvesting machine

• US 6,863,604 B2
• Filed: 09/26/2002
• Issued: 03/08/2005
• Est. Priority Date: 09/27/2001
• Status: Expired due to Term

• Current Assignee: Claas Selbstfahrende Erntemaschinen GmbH (CLAAS KGaA mbH)
• Original Assignee: Claas Selbstfahrende Erntemaschinen GmbH (CLAAS KGaA mbH)
• Inventors: Behnke, Willi
• Primary Examiner(s): Will, Thomas B.
• Assistant Examiner(s): MAMMEN, NATHAN SCOTT
• Application Number:
  US10/255,870
• Publication Number:
  US 20030066277A1
• Time in Patent Office: 894 Days
• Field of Search: 400/1, 400/4, 400/5, 400/6, 400/7, 400/149, 56/102.R, 56/102.B, 56/102.C, 56/102.D, 56/102.E, 56/102.G
• US Class Current: 460/6
• CPC Class Codes: A01D 41/127 Control or measuring arrangements specially adapted for combines

Abstract

A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine, wherein each setting of the work unit results in a work result, includes adjusting a first set parameter of the work unit on the machine to a first work setting; recording a first, stable work result; adjusting the first set parameter of the work unit to a second work setting; recording a second, stable work result; comparing the first and second work results; and selecting between the first and second work settings based on the comparison of the first and second work results.

A device for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine includes means for adjusting a first set parameter of the work unit to different work settings; a control device to determine a work result as a function of a work setting; and a memory device in communication with the control device to record the work result.

Claims

1. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine, said machine having a processor and an electronic memory, wherein each setting of the work unit results in a work result, including the steps of:

harvesting a generally constant crop quantity, said constant crop quantity being determined by a user from a display showing a crop quantity harvested within a time period;

adjusting a first set parameter of an adjustable work unit on the agricultural harvesting machine to a first work setting;

recording a first, stable work result;

adjusting the first set parameter of the adjustable work unit to a second work setting;

recording a second, stable work result;

comparing the first and second constant work results; and

selecting between the first and second work settings based on the comparison of the first and second work results.

2. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the steps of:

storing at least one standard work setting in a memory device; and

selecting the standard work setting from the memory device as a function of at least one crop-specific variable.

3. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the steps of:

sensing a crop quantity being harvested by the agricultural harvesting machine;

calculating said first work result as a function of said sensing step over time; and

indicating the crop quantity and first work result to an operator of the agricultural harvesting machine.

4. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 3, further including the steps of:

determining whether the crop quantity being harvested by the agricultural harvesting machine is generally constant over a time period; and

indicating whether the crop quantity is generally constant to the operator.

5. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 4, wherein the step of determining whether the crop quantity being harvested by the agricultural harvesting machine is generally constant includes referencing a preset tolerance band.

6. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the steps of adjusting the set parameter of the adjustable work unit to the second work setting and recording the second work result are performed automatically by a control device.

7. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the step of adjusting the set parameter of the adjustable work unit to the second work setting includes referencing a preset number, quantity and direction as a function of the adjustable work unit.

8. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the step of selecting between the first and second work settings based on the comparison of the first and second work results is performed automatically by a control device.

9. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the step of selecting between the first and second work settings based on the comparison of the first and second work results includes referencing at least one crop specific selection criterion.

10. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the steps of:

determining a correlation between the first and second work settings and the first and second work results; and

determining a third work setting which will result in an optimal work result as a function of the correlation between the first and second work settings and the first and second work results.

11. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the steps of:

adjusting at least a second set parameter of the adjustable work unit to a first work setting;

recording a first stable work result resulting from the first work setting of the second set parameter;

adjusting the second set parameter of the work unit to a second work setting at approximately the same time that the first set parameter is adjusted;

recording a second stable work result resulting from the second work setting of the second set parameter.

12. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the step of selecting between the first and second work settings based on the comparison of the first and second work results is performed automatically by a control device and further including the step of indicating the selected work setting to an operator of the agricultural harvesting machine.

13. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, wherein the step of selecting between the first and second work settings based on the comparison of the first and second work results is performed automatically by a control device and further including the step of automatically adjusting the first set parameter of the adjustable work unit to the selected work setting.

14. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the steps of adjusting a plurality of set parameters of the work unit in a predetermined, sequential order and recording a resulting stable work result for each adjusted set parameter before adjusting the next set parameter.

15. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 1, further including the step of determining at least one crop throughput performance value, and wherein the step of selecting a work setting includes referencing the crop throughput performance value to determine a work selling that resulted in an optimal crop throughput performance value.

16. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the work unit is a threshing concave and the set parameter is a concave width.

17. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the work unit is a threshing cylinder and the set parameter is a speed of the threshing cylinder.

18. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the work unit is a cleaning sieve and the set parameter is a sieve mesh size.

19. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the work unit is a cleaning fan and the set parameter is a speed of the cleaning fan.

20. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the crop throughput performance value determined is a loss signal.

21. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the crop throughput performance value determined is a quantity of tailings.

22. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the crop throughput performance value determined is a quantity of grain in tailings.

23. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the crop throughput performance value determined is a relative density of crop.

24. A method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 15, wherein the crop throughput performance value determined is a yield quantity.

25. A method for displaying work results associated with work unit settings for adjustable work units in an agricultural harvesting machine having a processor and an electronic memory comprising:

recording in an electronic memory a first setting of at least one adjustable work unit;

establishing an upper and a lower tolerance limit for a quantity of a designated crop being harvested in a defined time period;

sensing a quantity of the designated crop being harvested;

displaying on a user interface said tolerance limits and said sensing of the quantity of the designated crop being harvested in said defined time period;

receiving in said electronic memory a user input of a first stable work result, said first stable work result being a particular quantity of the designated crop that has been harvested in said defined time period;

associating in said electronic memory said first stable work result with said recording of the first setting;

recording in said electronic memory at least one other setting of the at least one adjustable work unit;

sensing at least one other quantity of the designated crop being harvested with the adjustable work unit adjusted to said other setting;

receiving in said electronic memory a user input of at least one other stable work result;

associating in said electronic memory said at least one other setting with said at least one other stable work result; and

displaying on said user interface said first stable work result and said first user setting and said at least one other stable work result and said at least one other user setting.

26. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, further including the step of determining at least one crop throughput performance value, and wherein the step of selecting a work setting includes referencing the crop throughput performance value to determine a work setting that resulted in an optimal crop throughput performance value.

27. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the work unit is a threshing concave and the set parameter is a concave width.

28. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the work unit is a threshing cylinder and the set parameter is a speed of the threshing cylinder.

29. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the work unit is a cleaning sieve and the set parameter is a sieve mesh size.

30. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the work unit is a cleaning fan and the set parameter is a speed of the cleaning fan.

31. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the crop throughput performance value determined is a loss signal.

32. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the crop throughput performance value determined is a quantity of tailings.

33. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the crop throughput performance value determined is a quantity of grain in tailings.

34. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the crop throughput performance value determined is a relative density of crop.

35. The method for selecting an optimal setting of an adjustable work unit in an agricultural harvesting machine as set forth in claim 25, wherein the crop throughput performance value determined is a yield quantity.

36. An apparatus for display and selection of optimal work unit settings for work units in an agricultural harvesting machine comprising:

a microprocessor;

an electronic memory in operative communication with said processor;

a user interface in operative communication with said processor and said memory and having an input and a display;

said microprocessor being configured to receive a first work unit setting from said user interface and to store said first work unit setting in said memory;

said processor being further configured to receive from at least one sensor a first crop throughput performance measurement and to store said performance measurement in said memory in association with said first work unit setting;

said processor being further configured to receive at least one other work unit setting and at least one other crop throughput performance measurement and to store in said memory said at least one other performance measurement in association with said at least one other work unit setting; and

said microprocessor being further configured to display said first work unit setting, said first performance measurement, said at least one other work unit setting and said at least one other performance measurement;

wherein a user may enter a crop throughput performance measurement based upon a crop throughput performance measurement shown on said display.

37. The apparatus of claim 36 wherein said microprocessor is configured to receive said input of said first work unit setting and said at least one other work unit setting from said user interface.

38. The apparatus of claim 36 wherein said first crop throughput performance measurement and said at least one other crop throughput performance measurement is a quantity.

39. The apparatus of claim 38 wherein said quantity is determined to be above a lower threshold and below an upper threshold for a preconfigured period of time.

40. The apparatus of claim 38 wherein said quantity is displayed to a user via said user interface.

41. The apparatus of claim 36 wherein a next work unit setting is entered by a user.

42. The apparatus of claim 36 wherein said microprocessor is configured to select a next work unit setting according to a preconfigured preference between said first performance measurement and said at least one other performance measurement.

43. The apparatus of claim 36 wherein said processor is configured to select a next work unit setting according to an optimization interpolation, said optimization interpolation being calculated using the recorded first measurement and recorded at least one other measurement.

44. The apparatus of claim 36, wherein the work unit is a threshing concave and said working unit setting is a concave width.

45. The apparatus of claim 36, wherein the work unit is a threshing cylinder and said work unit setting is a speed of the threshing cylinder.

46. The apparatus of claim 36, wherein the work unit is a cleaning sieve and said work unit setting is a sieve mesh size.

47. The apparatus of claim 36, wherein the work unit is a cleaning fan and said work unit setting is a speed of the cleaning fan.