case study

Don't use your Numerical Relay like Electro-mechanical Relay Don't use your Numerical Relay like Electromechanical Relay

With the experience of working in more than 500 Plants with various types of Electrical services, I have come to know about the…

Relay Failure and Relay Protection What could cause repeated relay failures in a chemical plant?

Just like the previous case studies, we bring to you one more actual incident that happened in one of the Chemical / Process…

HT Motor Tripping with Overcurrent fault during GRR Control HT Motor Tripping with Overcurrent fault during GRR Control

Can Programming in DCS also lead to Tripping of HT Motors? In today’s case study I am going to present a case involving GRR (…