1-32. (canceled)
33. A system for providing welding power, comprising:
a welding power supply having a CV output, wherein the output has an output voltage, and is a series of cycles, each cycle having at least two segments;
a feedback module connected to the output, having an output parameter feedback signal;
a controller, including a sampling module, connected to the feedback module, and an output control signal responsive to the sampling module.
34. The system for providing welding power of claim 33, wherein the feedback signal is indicative of an output power.
35. The system for providing welding power of claim 33, wherein the feedback signal is indicative of a resistance of the load.
36. The system for providing welding power of claim 33, wherein the feedback signal is indicative of the output voltage.
37. The system for providing welding power of claim 33, wherein the controller further comprises an error module connected to the sampling module and having a desired voltage input, and wherein the output control signal is responsive to the error module.
38. The system for providing welding power of claim 37, further comprising a gain module connected to the error module, and wherein the output control signal is responsive to the gain module.
39. The system for providing welding power of claim 38, further comprising a desired voltage teaching module, wherein the desired voltage input is responsive to a plurality of taught data points.
40. The system for providing welding power claim of 38, wherein the desired voltage input is from a fixed set of data points.
41. The system for providing welding power of claim 37, wherein the controller is a PI controller.
42. The system for providing welding power of claim 37, wherein the controller is a PID controller.
43. The system for providing welding power of claim 33, wherein the output control signal is an output current control signal.
44. The system for providing welding power of claim 33, further comprising a minimum output current module.
45. The system for providing welding power of claim 33, wherein the output control signal is an output voltage control signal.
46. The system for providing welding power of claim 33, wherein the controller further comprises a window module, wherein the controlling in response to sampling is performed in a window within each segment, wherein the output control signal is further responsive to the window module.
47. The system for providing welding power of claim 46, wherein controller further includes a CC control module, and the output control module responsive to one or both of the CC control module and the sampling module, depending on the state of the window module.
48. The system for providing welding power of claim 45, wherein the controller is an arc length controller.
49. The system for providing welding power of claim 45, wherein the power supply is a pulsed power supply.
50. The system for providing welding power of claim 45, wherein the power supply is a CMT power supply.
51. The system for providing welding power of claim 45, wherein the power supply is an AC MIG power supply.
52. (canceled)
53. The welding power supply of claim 22, further comprising means for adjusting an arc length by adjusting a time of a second segment relative to the time of the at least one segment system.
54. (canceled)
55. The welding power supply of claim 30, further comprising means for altering an arc parameter to increase the current above the minimum current.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. An isolated nucleic acid molecule comprising at least 24 contiguous bases of nucleotide sequence first disclosed in SEQ ID NO: 1.
2. An isolated nucleic acid molecule comprising a nucleotide sequence that:
(a) encodes the amino acid sequence shown in SEQ ID NO: 2; and
(b) hybridizes under stringent conditions to the nucleotide sequence of SEQ ID NO: 1 or the complement thereof.
3. An isolated nucleic acid molecule encoding the amino acid sequence described in SEQ ID NO: 2.
4. An isolated oligopeptide comprising at least about 12 amino acids in a sequence first disclosed in SEQ ID NO:2.