A mid-continent refiner was about to go through a significant overhaul and maintenance process but was concerned about increased emissions during that time. Similar turnarounds in the past had used diesel fuel but environmental leaders in the company were keen to explore alternatives given the high emission rates associated with diesel.

They were also concerned about power reliability during heat stress relief applications: this is a process that, once started, you don’t want to stop, due to flow-on impacts to so many activities and people. What would we suggest was the best power system to meet all these complex and interrelated requirements?