A contact tip assembly with a preheating tip comprises a welding power source configured to
provide welding current to a welding circuit, the welding circuit comprising a welding …

US10722967B2 - Apparatus and method for welding with AC waveform - Google Patents
US10722967B2 - Apparatus and method for welding with AC waveform - Google Patents …

US10682719B2 - Apparatus and method for welding with AC waveform - Google Patents
US10682719B2 - Apparatus and method for welding with AC waveform - Google Patents …

Abstract Systems, methods, and apparatus to provide preheat voltage feedback loss
protection are disclosed. An example welding-type system includes a welding-type power …

Systems, methods, and apparatus to control weld current in a preheating system are
disclosed. An example preheating power supply includes power conversion circuitry config …

An automated welding system includes a welding robot and control circuitry. The welding
bug robot includes a welding torch. The welding bug robot is configured to move on a track …

US11110536B2 - Apparatus and method for welding with AC waveform - Google Patents
US11110536B2 - Apparatus and method for welding with AC waveform - Google Patents …

A method of identifying grains in polycrystalline materials, the method including (a)
identifying local crystal structure of the polycrystalline material based on neighbor …

(57) ABSTRACT A method for optimizing objective functions can include selecting an
objective function based at least on a hierarchy, applying parameters to the objective …

Systems, methods, and apparatus to preheat welding wire are disclosed. An example
welding torch includes: a welding assembly comprising: a first contact tip configured to con …