Mohanraj Palanisamy
Avalpoondurai, Erode,India
Summary
Highly motivated, enthusiastic and skilled professional with over 10 years of experience in Pre-Commissioning, Commissioning, Production, Operation and Maintenance of Chemical & Petrochemical Plant. To obtain a position that will enable me to use my strong organizational, educational, and technical skills to work with any industry. Expertise in normal operation, Start-up, Troubleshooting, Shutdown Operations.
Overview
10
10
years of professional experience
6
6
years of post-secondary education
Work history
Field Operator – AlF₃ Plant (150 MTPD Capacity)
Gulf Flour LLC
Abu Dhabi, UAE
2025.11 - Current
- Operated and monitored Aluminium Fluoride (AlF₃) production plant (150 MTPD).
- Controlled flash drying system (~190C) for Al(OH)₃ using disintegrator, cyclone, sieve shaker, and silo.
- Monitored Fluidized Bed Reactor (~600C) with HF gas injection and Al(OH)₃ feeding system.
- Ensured proper reaction conversion (Al(OH)₃ → Alumina → AlF₃).
- Supervised product cooling, conveying, and storage systems.
- Maintained plant vacuum (~ -12 mbar) using water ring vacuum pump.
- Collected process samples at regular intervals for quality control.
- Performed start-up, shutdown, and troubleshooting.
- Ensured safe handling of HF and compliance with HSE standards.
Field Operator – HF Plant (150 MTPD Capacity)
Gulf Flour LLC
Abu Dhabi
2025.11 - 2026.05
- Operated and monitored Hydrogen Fluoride (HF) production plant using Fluorspar (CaF₂), H₂SO₄, and Oleum.
- Managed raw material drying system using paddle dryer to reduce fluorspar moisture from ~10% to
- Controlled feed systems (bin & Schenck feeder) based on volumetric and loss-in-weight principles with load cell calibration and stoichiometric ratio control.
- Operated pre-reactor (~140C) with rotary screw for mixing and partial reaction (~80% conversion).
- Monitored rotary kiln (~600C) under vacuum for HF generation and gypsum by-product handling.
- Handled gypsum discharge, silo storage, and truck loading systems.
- Operated PSA (Pre-Scrubbing Absorption Tower) using circulating H₂SO₄ for removal of moisture and impurities.
- Monitored Super Separator (shell & tube heat exchanger) for cooling HF gas and removal of high boiling impurities.
- Operated Reflux Tower for further purification of HF using reflux system.
- Managed multi-stage condensers for HF condensation and product recovery.
- Controlled H₂SO₄ absorption tower, venturi scrubber, and CA tower to reduce HF emissions to safe limits (~5 ppm).
- Maintained plant vacuum system and monitored critical parameters (temperature, pressure, flow).
- Collected process samples at regular intervals and ensured product quality.
- Performed start-up, shutdown, and emergency handling.
- Ensured strict compliance with HSE standards for handling toxic and corrosive HF.
Junior Engineer - Panel / DCS Operations
TANFAC Industries Ltd
Cuddalore, India
2016.07 - 2025.11
- Accepting shift from previous shift Panel Operator with detailed log sheet of operational adjustments and changes during previous shift.
- Ensuring continuity of operational issues handed over by the previous shift and takes necessary action.
- Capturing all major highlights and constraints experienced during the shift in the log sheet in detail for the following shift.
- Monitoring unit's process performance on a continuous basis using the Programmable Logic Controller (PLC) and Distributed Control System (DCS).
- Diagnose abnormal situations and takes corrective action from the control panel.
- Ensuring equipment is operating within specified parameters and reports serious operational deviations to the Shift team Leader.
- Reviewing and comparing outside log sheet readings at regular intervals with the control room instrumentation readings and ensure they correlate.
- Carries out regular, detailed inspection of all rotating and static equipment used in operations such as electric motors, compressors, pumps, conveyor, Kiln, distillation column, storages, absorber, filters, turbine, reactors, tank farm, Hydrocarbon storage, heat exchangers and etc… to ensure accurate and proper functioning of each item independently and in synchronization with other equipment.
- Reviewing laboratory sample analysis results by referring to Laboratory Information Management System (LIMS) updates, trending results and makes necessary adjustments of the control panel instruments.
- Ensuring Shift Team Leader is fully informed on all related aspects and obtains guidance when necessary.
- Controlling and operating plant start-ups, shutdowns, and emergencies by alterations of speed, temperature, level pressure and flow rates as necessary.
- Facilitate the shutdown and start-up for turnaround, maintenance and inspection purposes with adherence to the Standard Operating Procedures (SOP).
- Implementing the emergency procedures as dictated by the circumstances and SOPs.
- Monitoring the performance of Advanced Process Control (APC) and providing feedback for corrective action and optimization to process engineers.
- Facilitate in providing a safe working environment for maintenance work in the process area by isolation, depressurization and draining of equipment.
- Ensuring staff working in assigned process areas adheres to Permit to Work (PTW) conditions.
- Following up progress and completion of maintenance work.
- Recording field data on a regular basis by reading the gauges and instruments located on plant equipment in the assigned area.
- Collecting product samples and send it for laboratory analysis as per SOPs.
- Initiating operational adjustments to ensure optimization of process performance and improving high value product yield.
Education
B. Tech - Chemical Engineering
Satyabhama Institute of Science & Technology
Chennai 2018.06 - 2021.06
Diploma - Petrochemical Engineering
Nandha Polytechnic college
Erode 2014.06 - 2016.06
HSE - Physics, Chemistry, Mathematics
Government Higher Secondary school
Avalpoondhurai, Erode 2013.06 - 2014.06
Skills
- Dryer Unit
- Distillation
- Principle of unit operation, safety aspects in operation, start-up and shutdown
- Operating Knowledge of PLC & DCS(YOKOGAWA)
- Process control system in the section
- Cooling Towers
- Mechanical Attitude
- LOTO
- Use of firefighting / Safety equipment
- Deluge & Sprinkler system
- Utilities & Waste Water Treatment
- Demineralising & Boiler Operation
- P &ID and PFD Drawings
- Basic knowledge of operation of rotary and static equipment
- Alarm, trip points, and interlock testing procedures
- SOP of equipment
- Tank farm and Hydrocarbon Storages
- Troubleshooting Skills
- 5S
- Emergency procedure on site
- Work permit procedures
- Safety awareness
- Safety compliance
- Heat exchanger operation
- Chemical handling expertise
- SCADA systems navigation
Languages
Tamil
English
Declaration
I hereby declare that all the above statements are true to the best of my knowledge.
Date: Place:
Timeline
Field Operator – AlF₃ Plant (150 MTPD Capacity)
Gulf Flour LLC
2025.11 - Current
Field Operator – HF Plant (150 MTPD Capacity)
Gulf Flour LLC
2025.11 - 2026.05
B. Tech - Chemical Engineering
Satyabhama Institute of Science & Technology
2018.06 - 2021.06
Junior Engineer - Panel / DCS Operations
TANFAC Industries Ltd
2016.07 - 2025.11
Diploma - Petrochemical Engineering
Nandha Polytechnic college
2014.06 - 2016.06
HSE - Physics, Chemistry, Mathematics
Government Higher Secondary school
2013.06 - 2014.06