Dulan Amarasekara

Experience

• 

  Noyon

  Nov 2015 - Apr 2016

  Intern

  As a Chemical & Process Engineering intern, I actively participated in several critical R&D projects related to dyeing processes. Here are some key highlights:Auto Dye Mixer Establishment ProjectCollaborated closely with installation engineers to set up and commission an automated dye mixer.Developed a customized Standard Operating Procedure (SOP) to ensure efficient and safe operation of the machine.Result: Streamlined dye mixing processes, leading to consistent color blends and improved production efficiency.Fabric Softening Optimization ProjectConducted rigorous trials to optimize fabric softening parameters.Contributed to achieving optimal softening results, enhancing fabric quality, and improving customer satisfaction.Implemented innovative techniques to fine-tune softening processes.Organic Dye Research Lab-Scale TrialsAssisted R&D engineers in successful lab-scale trials for organic dyes.These trials had a positive impact on the entire manufacturing and supply chain.Contributed to sustainable practices by exploring eco-friendly dye alternatives. Show less

• 

  Pelwatte Dairy Industries (Pvt.) Limited

  May 2017 - May 2018

  Chemical & Process Engineer

  Demonstrated expertise in dairy process optimization and environmental sustainability. Successfully led projects to renovate water treatment plants, reduce waste, and enhance product quality. Implemented innovative solutions to improve efficiency and reduce operational costs across various dairy production processes. Possessing a strong understanding of dairy processing operations, contributed to product quality enhancement and process standardization.Achievements:• Renovated, process water treatment plant that guarantees 100% sustainable dairy product quality.• Improved solubility of milk powder by optimizing the spray-dryer parameters and agglomeration efficiency.• Reduced spray dryer milk powder process waste by 30% through optimizing critical parameters.• Upgraded the dairy wastewater treatment plant (WWTP) to handle 20% more volume which optimized DAF unit, anaerobic reactor and aeration process.• Applied thorough knowledge of dairy processing operations.• Optimised process parameters in milk pasteurising, yoghurt manufacturing, ice cream production and milk powder by optimizing heat exchangers, mixing vessels, evaporators and centrifuge • Contributed to the installation and commissioning of a milk powder plant and developed SOPs for streamlined operations. Show less

• 

  INSEE Ecocycle Lanka

  Jun 2018 - Jun 2024

  Achievements:• Increased waste tire pyrolysis oil yield as an alternative fuel from total input up to 50% through process optimization.• Implemented waste gas disposal process improvements by designing and installing a custom ground flare to combust excess syn gas while strictly adhering to safety and environmental regulations.• Optimized oil-water separation of output oil to achieve 99% efficiency.• Designed and installed carbon black screw feeding system including bag filtering to ensure zero carbon black emission and achieving optimum feeding rate.• Conducted a HAZOP study and redesigned the process and P&IDs, enhancing operational efficiency and safety standards.• Achieved successful ISO 9001, ISO 14001, and ISO 45001 accreditation by managing the hazardous & nonhazardous waste pre-processing and co-processing facility according to H&SE standards.• Reduced equipment downtime through rapid troubleshooting and diagnostic procedures.• Analyzed process data from sensors and instrumentation to identify trends, predict potential issues, and ensure smooth operation.• Provided strong leadership for staff, fostering a culture of continuous improvement and smooth plant operations.• Conducted a HAZOP study, and reworked process design and P&ID to ensure the smooth operation of the pyrolysis reactors, ensuring they meet operating efficiencies and safety standards.• Developed SOPs and collaborated with cross-functional teams to ensure safe operations at the plant.• Monitored and directed the optimum production parameters and composition of syngas (synthesis gas) generated during pyrolysis. • Oversaw the safe handling and utilization of syngas, including its use as fuel for the pyrolysis process itself and ground flare operation.• Led solutions for unattended waste streams such as hazardous rubber waste, hazardous powder, paint waste and hazardous liquid by optimizing crushing capacity up by 80% and introducing a liquid blending facility. Show less Spearheaded innovative waste management solutions, with a strong focus on process optimization and circular economy principles. Successfully led key projects, including hazardous waste management and PCB disposal, driving operational efficiency and environmental sustainability.Achievements:• Successfully completed a UNIDO-assisted project for the disposal of polychlorinated biphenyl (PCB) waste. This included successfully developing the project proposal, extracting PCB oil, designing handling and operation facilities, and ensuring secure handling, storage, and co-processing.• Achieved UNIDO certification for a PCB waste disposal project.• Contributed to cement quality optimization project through the introduction of alternative raw materials.• Contributed to process improvement projects at the cement plant and other INSEE facilities.• Oversaw a hazardous waste pre-processing facility that handled hazardous liquids, solids, and other industrial wastes for one year, which achieved a 15% increase in processing efficiency while maintaining strict safety protocols.• Established E-waste recycling operation including recycling and disposal, process design and customer development.• Delivered feasibility studies for both landfill and landfill mining operations for major landfills.• Provided technical advise for the development of the resource recovery center, including designing recycling solutions for FMCG waste, designing industrial symbiosis solutions, and developing partners.• Developed R&D solution for biological sludge composting for an industrial hub.• Contributed to annual compliance audits, including ISO audits (ISO 9001, ISO 14001, ISO 45001), environmental protection license audits, and safety audits at all facilities.• Managed strategic stakeholders, both governmental and non-governmental institutions during the facility operation management, solution design, and implementation processes. Show less

  • Process Engineer - Pyrolysis process and R&D

    Aug 2022 - Jun 2024

  • Business Development Engineer

    Jun 2018 - Jul 2022