SARA AHSAN

Graduate Research/Teaching Assistant

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• Assisted instructors with conducting virtual and in-person labs for Introduction to Environmental Engineering (ENV3001C) and Fundamentals of Engineering (EGN1002)

• Facilitated professors with exam and homework grading and helped students with the problem during office hours

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Senior Process Research Engineer- Ammonia & Urea Plant

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• Devising a fiscal approach for farmers by improvement in Nitrogen Use Efficiency (NUE) of Urea Prills-Azadirachta Indica (Neem) coating on urea.

• Approaching performance of CSTR in a PFR- Study on modernization of Urea Reactor by replacement of sieve trays with High Efficiency SuperCup trays (HET).

• Automating Ammonia and Urea plants—study on Installation of Advanced Process Control at Ammonia/Urea Complex

• Modeling urea plant’s MP loop using Aspen Plus and up-gradation of MP condenser to reduce ammonia loss from plant.

• Recovering continuous waste of Urea as a fuel in Furnace -Technical evaluation and feasibility analysis of recovering Urea plant MP loop vent gases in Primary Reformer (furnace) as a fuel.

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Process Research Engineer- Ammonia Plant

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• Preventing the plant downtime and production loss- Replacing Hydrogen Recovery Unit membrane online by double block and bleed arrangement provision at ammonia plant.

• Flooded High Temperature Shift Converter catalyst; Loss of millions saved- Improbable successful dry-out after water ingress due to Boiler Feed Water Pre-heater failure.

• Hydraulic analysis of cooling water circuits and root cause analysis of limiting cooling water exchanger in Backend of Ammonia plant.

• Issuance of Technical Monitoring Program (TMP) and Catalyst evaluation reports on biannual basis and subsequent removal of efficiency related bottlenecks. 

• Comparison and feasibility analysis for various catalysts/technologies with respect to plant requirements and rate of return.

• Financial Savings by increasing Ammonia backend pressure above design via building up inerts in loop.

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Intern, Process Engineering department

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• Modeling and dynamic simulations of Caustic Soda unit (32% and 50% Purity) using Aspen Hysys.

• Performance comparison of design material balance with current operating conditions.

standards for designing of different instrument, equipment and machines

 

Certifications​

• ASQ CSSBB

• ASQ CSSGB