WAQAS AHMAD
House No. 652-Q, Johar Town, Lahore, Pakistan
Mobile: +923084447933 Email: waqasali912@hotmail.com
Skype ID: dhproeng
INTRODUCTION
Enthusiastic, adaptable, and motivated Process Engineer with a keen willingness to learn new and innovative
skills, possess sound understanding of most engineering principles developed through studies, and application
during my 5+ years of experience in the fertilizer and petrochemical industry.
AREA OF EXPERIENCE
■ Process Troubleshooting ■ Critical analysis of Process Parameters■ Catalyst Loading
■ Thermal designing and rating of heat exchangers by using HTRI software.■ Simulation of the Process by using
Aspen Hysys & Aspen Plus■ Energy Conservation Activities■ Process Hazards Analysis■ Incident Investigation
■Process Design ■Performance Evaluation of Process Equipments■ Conceptual Design, Feasibility Study and
Feed of Projects
PROCESS ENGINEER (AMMONIA & UTILITY)
2007- PRESENT
Dawood Hercules Chemicals Limited, Lahore, Pakistan
(www.dawoodhercules.com)
RESPONSIBILITIES
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Process monitoring, troubleshooting and economically efficient operation of plant.
Generation of daily plant performance report to monitor the energy index of plant.
Energy conservation activities and process hazard analysis.
To update engineering documentation, procedures, manuals, P&IDs and PFDs..
To identify process-related problems and plan suitable cost effective solutions.
Contribution for reducing operating costs through innovative techniques.
Review plant modifications, new catalysts, chemicals.
Preparation of Process Data Sheet for Process Equipments and Instruments.
Provide technical recommendations and solutions for problems that affect the reliability, efficiency or
operability of the facility.
Preparation of Equipment specifications and Review of Vendor documents for Package Units
Critical analysis of process parameters for troubleshooting.
Review existing technology and develops case for revamp and expansion plans or installation of new facilities
to achieve overall improvement in plant performance and productivity.
Identify and resolve quality, production and technical issues.
Review P&IDs for BMR and involvement in technical correspondence.
Carry out line sizing, control valve sizing and orifice designing.
Preparation of new P&IDs of different sections of plant for modifications.
Perform sizing and selection of equipment, materials, and process systems check vendor drawings to ensure
design accuracy and compliance with specifications.
Detail of Experience
HSE Responsibilities
 Member of Du Pont element task team of Effective Communication.
 Member of Du Pont element task team of Incident Reporting, Investigation and Classification.
 Member of PHA team for carrying out PHA of assigned blocks of ammonia and utility plants.
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Coordination with all Process Engineers to organise Floor Level and Section Level safety Meetings.
Carried out Task Risk Assessment (TRA) of many activities with coordination of Production and Engineering
Departments.
Coordination with Du Pont consultant to implement the safe practices of Du Pont system
Process Engineer- Utility
2010- Present
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Performance Evaluation of Cooling Tower, Utility Boilers & Tube wells
Steam Balance of Utility Plant.
Calculation of efficiency of boilers and monitoring of water chemistry by preparation of pH v/s PO4 for
blow down of boilers & HRSG and coordination with production department to keep them within limits.
 Supervision of activity of loading and unloading of water treatment resins and instrument air dryer
desiccant.
 Technical assistance and monitoring of boilers start up and cooling water system.
 Prepared procedure and coordination with production department for cooling water system passivation
during plant idle conditions.
 Monitoring of consumption of chemicals at utility plant.
 Carried out PHA of different sections to identify the PSM critical components.
 Developed Excel sheet for the calculation of flue gases from Boilers and HRSG.
 Internal Inspection of water treatment plant vessels.
 Pressure testing of instrument air dryer coil.
 Joint calibration of Natural Gas flow metres with SNGPL for billing.
Monitoring of parameters of following equipments for efficient operation
 Gas Turbine of 10.5 MW capacity with HRSG in combined cycle.
 Water Treatment Plant having three trains with 300 GPM capacities each.
 Cooling Tower of 150 MM BTU/hr capacity with 75000 GPM circulating cooling water.
 Two water tube boilers with 30000 lbs/hr 600 # steam production capacity.
 Two turbo generators with 7.5 MW capacity each.
 Plant and Instrument Air System with 30,000 CFM capacity.
Process Engineer – Ammonia
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2007 - 2011
Monitoring of process parameters of following equipments
Hydrotreater, Desulphrizers, Reformer, HTSC, LTSC, Catacarb System, Methanator, Ammonia Converter, Air
Compressor and Synthesis Gas Compressor.
Calculation of material and energy balance of ammonia plant for trouble shooting and approach to Equilibrium
Temperature of catalysts to evaluate their performance.
Simulation of the process for energy optimization and process troubleshooting using Aspen Plus and Hysys.
Performance evaluation of cooling water heat exchangers by measuring pressure drop through them and rating on
manual basis and by using Hysys and HTRI softwares on existing conditions.
Preparation of pressure drop profile of front end and back end of plant to monitor the performance of catalysts.
Monitoring and adjustment of process parameters during shutdown and start-up of plant.
Supervision of activity of loading and unloading of catalysts of steam reformer, secondary reformer
hydrotreator, desulphrizers and high temperature shift convertors.
Monitoring of consumption of chemicals used at ammonia plant.
Calculation of efficiency of radiant section of steam reformer, pumps, heat exchangers, steam turbines and
steam to carbon ratio calculation for energy optimization.
Carried out PHA of ammonia plant as Du Pont PHA team member to identify the PSM critical components.
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PROJECTS
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Designing of ammonia recovery unit for purge gas..
Designing of heat exchanger for high pressure air by using HTRI software.
Evaluation of different combinations of ammonia converter effluent heat exchangers (parallel and series) to
decrease load on chillier for energy conservation.
Mapping of skin temperatures of CO2 condensers to improve their efficiency.
Commissioning of new ammonia storage tank.
Commissioning of new cooling tower cell.
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Worked as Supervise in the team consisting of Haldor Topsoe, Global, ECPL and Descon Engineering Ltd.
Representatives (I was hired by Descon) for the project of loading of catalyst of Steam Reformer tubes at Engro
Chemicals Pakistan Ltd. Daharki.( ENGRO ENVEN 1.3 PROJECT, WORLD LARGEST SINGLE TRAIN
AMMONIA UREA COMPLEX).
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Conducted PSSR of new turbine installation for Boiler Feed Water pump.
Designing of Reverse Flow Regeneration System for Ion Exchange Resin Beds
using ion exchange softwares i.e. Dowix cad and Purolite ion exchange software
Commissioning of Phosphate Treatment System
Compilation of CDM (Carbon depletion Management) data.
Designing of system for permanent cooling water supply to N2 generator and Gas Turbine Lube Oil cooler for
energy conservation using KORF software.
Developed SOP for the loading, reduction and commissioning of new LTSC catalyst.
Coating of urea and DAP with different chemicals to enhance their activity.
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SOFTWARE SKILLS
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ASPEN PLUS, HYSYS, HTRI, PRO-II, KORF
ACADEMIC QUALIFICATION
Bachelor of Science in Chemical Engineering
University of Engineering & Technology, Lahore (www.uet.edu.pk)
Jan 2003 to Dec 2006
TRAININGS/SHORT COURCES
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Attended DuPont PHA Training held at DHCL Plant Site.
Participated in workshop on Seven Classic Quality Tools of SQC/SPC.
Attended a short course on Time Management.
Completed one month course on Piping Design and Analysis from NIDA(National Institute of Design
and Analysis)
Completed four day course on internal auditing (ISO-19011:2002).
Completed short course of Aspen Plus simulation software from UET, Lahore.
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Attended three day course of internal auditing (ISO-17025:2005).
Attended one day course on TRA (Task Risk analysis) ,IRI (Incident Reporting Investigation) PSSR (PreStart-up Safety Review) and MOC (Management of Change) given by Du Pont Representative
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Completed one day course on Attacking Waste.
REFERENCES
Available on demand
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