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BPCL Kochi Refinery's latest ENCON initiative, the Power Recovery Expander (PRE) has been commissioned and put to operation at PFCCU on 5 February 2018 as part of Project IREP. BPCL Director (Refineries) Mr. R Ramachandran along with Mr. Prasad K Panicker , ED (KR-I/C) and Mr. P S Ramachandran , ED ( Projects) switched on the machine and dedicated it to Kochi Refinery in the presence of Mr.Murali Madhavan P, CGM (Operations), senior officials of BPCL, Mr. David Edwin Kelly of M/s Dresser Rand US and their Indian representatives.
This initiative of Kochi Refinery ensures improved energy efficiency of the unit. The PRE is considered as ‘green energy systems’ as it reduces environmental footprint by reduction in greenhouse gas (GHG) emissions resulting in an overall CO2 emissions capture credit for the refinery. The Expander runs with flue gas from the PFCCU third stage separator by bypassing the flow through the orifice chamber to stack.
Dresser-Rand, US has the largest global foot-print for expanders. Dresser-Rand’s Expander E148 installed at BPCL Kochi with gear box of M/s. Flender, France and TDPS Generator designed to generate 11.7 MW. The expander, gear box train runs at 4182 RPM with generator running at 1500 RPM. . Cartridge design with rear pull of the expander pedestal is a unique feature, that supports quick turn-around in the refinery. The PRE has been designed with Inlet & outlet pressure of 1.07 kg/cm2g & 0.09 kg/cm2 g and Inlet & outlet Temperature of 699 Deg. C & 590 Degree Centigrade. The Inlet mass flow is 329 t/hr.
Among state owned refineries, Kochi Refinery continues to be the leader in adopting the "path for green energy" and all our actions are aligned towards the best for our environment.
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