Dayanand Jadhavar

1) R&D Trials — Pilot Plant - Process development: Conducted pilot-scale trials for specialty chemical intermediates, validating lab-to-plant scale-up. - Reaction studies: Optimized reaction kinetics, solvent systems, and catalyst loading to achieve target yield and purity. - Heat & mass transfer evaluation: Monitored heat exchanger performance, distillation efficiency, and reactor mixing at pilot scale. - Data collection & analysis: Generated reproducible datasets for scale-up models, PFD/P&ID design inputs, and control loop logic. - Technology transfer: Prepared technical reports and SOPs for smooth transition from pilot plant to commercial production. - Troubleshooting: Identified bottlenecks in filtration, crystallization, and drying operations during pilot runs. 2) Plant Design - Conceptual design: Developed PFDs, P&IDs, equipment layouts, and utility balance for specialty chemical plants. - Heat exchanger networks: Applied pinch analysis and exchanger optimization to minimize energy consumption. - Process simulation: Modeled reaction, distillation, and utility systems for scale-up using engineering software. - Detailed engineering: Prepared equipment specifications, datasheets, and control loop logic for reactors, exchangers, and distillation columns. - Safety & operability: Integrated HAZOP findings into design, ensuring robust interlocks and fail-safe operation. - Commissioning readiness: Supported pilot-to-plant transfer, startup planning, and operator training documentation 3) Production Manager - Operations leadership: Directed daily production of specialty chemicals, ensuring throughput, quality, and safety targets. - Commissioning & scale-up: Led startup of new units, achieving stable operations within planned timelines. - Troubleshooting: Applied root cause analysis to resolve deviations and stabilize plant performance. - Team management: Supervised operators and engineers, driving efficiency and adherence to SOPs.

Chemical Engineer – Production & Process Engineering | Vinati Organics Ltd Jul 2013 – Aug 2023 | Lote MIDC | On‑site • Operations Leadership: Led daily production of specialty monomers (ATBS, TBA) across continuous and batch units, ensuring throughput, quality, and zero‑incident operations. • Specialty Monomers Expertise: Deep hands‑on experience in ATBS/TBA manufacturing, reaction control, polymerization behavior, and downstream purification. • Process Optimization: Improved yields and purity through reaction parameter tuning, solvent recovery enhancement, heat‑exchanger duty balancing, and cycle‑time reduction. • Commissioning & Projects: Key contributor in commissioning new ATBS/TBA lines, including equipment validation, interlock testing, and Emerson DeltaV DCS loop configuration. • Scale‑Up & Debottlenecking: Supported lab‑to‑plant scale‑up, capacity enhancement, and bottleneck removal to increase plant reliability and output. • Production Management: Managed day‑to‑day operations, troubleshooting, process stabilization, and safe handling of hazardous chemicals. • Hazardous Chemicals Handling: Hands‑on experience with acrylonitrile, isobutylene, sulfuric acid, oleum, and caustic, ensuring strict compliance with PSM and safety protocols. • DCS & Automation: Strong command over Emerson DeltaV for continuous process control, loop tuning, alarm management, and control strategy validation. • Team Leadership: Supervised operators and engineers, enforced SOPs, improved skill levels, and built a culture of discipline and safety. • Reliability & Zero Breakdown: Ensured uninterrupted operations through proactive maintenance coordination, equipment health monitoring, and root‑cause analysis.

Obtained structured exposure to fermentation, distillation, and dehydration units used in fuel‑grade ethanol production. - Observed operation of fermenters, including mash preparation, nutrient addition, contamination control, and basic CIP procedures. - Studied the working principles of multi‑pressure distillation columns, vapor–liquid equilibrium, steam integration, and alcohol recovery mechanisms. - Gained understanding of molecular sieve dehydration (MSDH) for achieving anhydrous ethanol purity. - Monitored key process parameters such as temperature profiles, reflux ratios, steam consumption, and product strength under supervision. - Visited and documented performance of utilities including boiler house, cooling tower, water treatment, and compressed air systems. - Understood effluent management systems such as spent wash handling, evaporation, and bio‑methanation. - Participated in daily toolbox talks and safety briefings, reinforcing knowledge of PPE compliance, flammable‑atmosphere safety, and 5S practices. Prepared short technical notes and daily learning reports summarizing process flow, equipment functions, and operational observations.

Summer Intern – Rashtriya Chemicals & Fertilizers Ltd (RCF) Mar 2011 | Chembur | On‑site Plant familiarization: Observed large‑scale ammonia and urea manufacturing operations, including reformers, synthesis loops, and high‑pressure reactors. Unit operations exposure: Understood key processes such as reforming, CO₂ removal, ammonia synthesis, urea conversion, evaporation, and prilling. Spray Dryer exposure: Studied the working of industrial spray dryers used for fertilizer finishing, including atomization, hot‑air flow patterns, moisture control, and product quality parameters. Natural Draft Cooling Tower: Observed cooling‑water circulation, heat‑rejection mechanisms, drift eliminators, fill media behavior, and tower performance monitoring. Safety systems: Learned about high‑pressure safety protocols, interlocks, ESD systems, ammonia handling, and emergency response practices. Utilities & integration: Understood the role of steam networks, cooling water systems, inert gas systems, and power distribution in continuous fertilizer operations. Control room exposure: Observed DCS‑based monitoring, alarm management, and process parameter control in ammonia/urea plants. Technical learning: Interacted with plant engineers to understand troubleshooting, reliability practices, and operational discipline in large chemical complexes.