PISCATAWAY, N.J.--(BUSINESS WIRE)--IEEE, the world's largest professional organization dedicated to advancing technology for humanity, today announced enhancements to IEEE 80™, IEEE Guide for Safety in AC Substation Grounding. The guide presents more detailed information on the methods used to determine the current value to be used in the Guide design equations and presents new equations to determine the current capabilities of bi-metallic materials that can be used in ground grids. A new annex