introduction Tampa Electric Co.’s Polk Power Station in Mulberry, FL was commissioned in 1996 with clean and highly efficient integrated coal gasification combined cycle (IGCC). With continued expansion and process optimization efforts, gross power production increased approximately 3 times the initial amount (serving nearly 100,000 homes). To meet plant demands, on-site water treatment reaches 5,000-6,000 gal/min. In addition to clean power production with low NO x , SO 2 , and particulate emissions, the plant discharges zero process water and uses reclaimed wastewater from the city of Lakeland for cooling water as opposed to it being discharged. However, process improvements are often accompanied by operational challenges which intensify at large scale making it difficu

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