Modification of control parameters based on output power

摘要

A system and method is provided for calculating a power output and coordinating the reduction of voltage and wire speed. Specifically, provided is a power circuit for generating welding output power, and a control circuit in communication with the power circuit to modify voltage and wire feed speed based on the calculated welding output power.

主权项

1. A system for generating a weld, the system comprising:
a power circuit for generating welding output power; a control circuit in communication with a voltage reducing device circuit of the power circuit to reduce voltage when a calculated welding output power exceeds a predefined power threshold, the voltage reducing device circuit being electrically responsive to the control circuit and reducing a maximum open circuit voltage in response to an open circuit condition being detected between an electrode and a work piece, the control circuit further in communication with a feed mechanism to simultaneously reduce wire feed speed of the feed wire to a weld gun.