Process Safety
⏱5 min read
Occupational Exposure Bands (OEB) in Pharma: What Engineers Must Know
Occupational Exposure Bands (OEB) in Pharma: What Engineers Must Know
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Engineering Publications
Technical guides covering autoclave design, scale-up criteria, WFI systems design, and process safety barriers.
Process Safety
⏱5 min read
Reaction Calorimetry (RC1) in Process Safety & Scale-Up: Heat Flow, Heat Balance, Accumulation & MTSR Calculation
Reaction Calorimetry (RC1) in Process Safety & Scale-Up: Heat Flow, Heat Balance, Accumulation & MTSR Calculation
Process EngineeringProcess Safety
Kiran Seepana 0 0
Process Safety
⏱5 min read
Management of Change (MOC) & Process Safety Culture in API Plants: Bhopal (1984) & BP Texas City (2005) Autopsies
Management of Change (MOC) & Process Safety Culture in API Plants: Bhopal (1984) & BP Texas City (2005) Autopsies
Process EngineeringPharmaScale-Up
Kiran Seepana 1 0
Process Safety
⏱5 min read
Inherently Safer Design (ISD) & Digital PSM Ecosystem in API Plant Engineering
Inherently Safer Design (ISD) & Digital PSM Ecosystem in API Plant Engineering
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Static Electricity Hazards in Pharmaceutical Solvent Handling
Static Electricity Hazards in Pharmaceutical Solvent Handling
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱7 min read
Process Control, Instrumentation & SIL Automation for Stössel Class 4 & 5 Critical Chemical Reactions
Comprehensive guide to Stössel Criticality Class 4 and 5 reactions, thermodynamic degradation mechanisms, all-in batch induction delay runaways, and automated SIL-2/3 high-speed chemical quenching.
Process EngineeringPharmaScale-UpProcess SafetyCalorimetry
Kiran Seepana 0 0
Process Safety
⏱5 min read
Azide & Diazonium Chemistry Safety: Naguabo Explosion Autopsy, Rule of Six & Continuous Flow
Azide & Diazonium Chemistry Safety: Naguabo Explosion Autopsy, Rule of Six & Continuous Flow
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
OSHA PSM 29 CFR 1910.119: What Pharma Engineers Must Know
OSHA PSM 29 CFR 1910.119: What Pharma Engineers Must Know
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Environmental, Social, and Governance (ESG) in Chemical & API Manufacturing: Scope 1, 2 & 3 Carbon Footprint Guide
Environmental, Social, and Governance (ESG) in Chemical & API Manufacturing: Scope 1, 2 & 3 Carbon Footprint Guide
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Safety Instrumented Systems (SIS): IEC 61511 for Pharma Engineers
Safety Instrumented Systems (SIS): IEC 61511 for Pharma Engineers
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Accelerating Rate Calorimetry (ARC) in Process Safety: Heat-Wait-Search, Adiabatic Kinetics, TMRad & Phi-Factor Correction
Accelerating Rate Calorimetry (ARC) in Process Safety: Heat-Wait-Search, Adiabatic Kinetics, TMRad & Phi-Factor Correction
Process EngineeringProcess Safety
Kiran Seepana 0 0
Process Safety
⏱5 min read
Relief Valve Sizing: API 520/521 for Process Engineers
Relief Valve Sizing: API 520/521 for Process Engineers
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
DIERS Emergency Relief Sizing for Runaway Reactions: Calorimetric Data to Vent Area Calculations (Tempered, Gassy & Hybrid Worked Cases)
DIERS Emergency Relief Sizing for Runaway Reactions: Calorimetric Data to Vent Area Calculations (Tempered, Gassy & Hybrid Worked Cases)
Process EngineeringProcess Safety
Kiran Seepana 0 0
Process Safety
⏱5 min read
Reaction Hazard Assessment: The Framework Before Any Scale-Up
Reaction Hazard Assessment: The Framework Before Any Scale-Up
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Combustible Dust Explosion Hazards in API & Solid Dose Manufacturing: KSt Sizing, Pentagon Physics & Imperial Sugar Autopsy
Combustible Dust Explosion Hazards in API & Solid Dose Manufacturing: KSt Sizing, Pentagon Physics & Imperial Sugar Autopsy
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Explosion Venting Design: NFPA 68 Calculations, Pressure Dynamics & Vent Sizing for Process Equipment
Explosion Venting Design: NFPA 68 Calculations, Pressure Dynamics & Vent Sizing for Process Equipment
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Basis of Design (BOD) for Fire Hydrant Systems in Chemical & Pharma Plants: TAC/IS Guidelines, Fire Pump House Layout & Ring Main Sizing
Basis of Design (BOD) for Fire Hydrant Systems in Chemical & Pharma Plants: TAC/IS Guidelines, Fire Pump House Layout & Ring Main Sizing
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Runaway Reaction Hazards & Technology Transfer in Multipurpose API Plants: T2 (2007) & Givaudan (2024) CSB Autopsies
Runaway Reaction Hazards & Technology Transfer in Multipurpose API Plants: T2 (2007) & Givaudan (2024) CSB Autopsies
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Raw Material Storage & Handling in Pharma & Chemical Plants: cGMP Zoning, RLAF Dispensing, Solvent Safety & Inventory Control
Raw Material Storage & Handling in Pharma & Chemical Plants: cGMP Zoning, RLAF Dispensing, Solvent Safety & Inventory Control
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱6 min read
PESO Guidelines for Indian Chemical & Pharma Industry: Solvent Classification, License Thresholds, State Excise (Ethanol/SDS), PNG Skids & Renewal Procedure
PESO Guidelines for Indian Chemical & Pharma Industry: Solvent Classification, License Thresholds, State Excise (Ethanol/SDS), PNG Skids & Renewal Procedure
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Digitalizing HAZOP & LOPA with Minimal Overhead: A Practical Chemical Engineering Guide to Open-Standard Process Hazard Analysis
Digitalizing HAZOP & LOPA with Minimal Overhead: A Practical Chemical Engineering Guide to Open-Standard Process Hazard Analysis
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Good Utility Saving Practices in Pharma & Chemical Plants: Operational Discipline & Energy Optimization Guide
Good Utility Saving Practices in Pharma & Chemical Plants: Operational Discipline & Energy Optimization Guide
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
HAZOP Study: A Practical Guide for Process Engineers
HAZOP Study: A Practical Guide for Process Engineers
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
ATEX and IECEx Zoning for Pharma Facilities: A Practical Guide
ATEX and IECEx Zoning for Pharma Facilities: A Practical Guide
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Layer of Protection Analysis (LOPA) & SIL Determination for Exothermic Reactors: Worked Nitration Case Study
Layer of Protection Analysis (LOPA) & SIL Determination for Exothermic Reactors: Worked Nitration Case Study
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Designing Safe Exothermic Reactors: Temperature Control Philosophy, Jacket Hydraulics, and Advanced Automation
Designing Safe Exothermic Reactors: Temperature Control Philosophy, Jacket Hydraulics, and Advanced Automation
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Differential Scanning Calorimetry (DSC) in Process Safety: Thermal Hazard Screening, Onset Interpretation, and Exotherm Sizing
Differential Scanning Calorimetry (DSC) in Process Safety: Thermal Hazard Screening, Onset Interpretation, and Exotherm Sizing
Process EngineeringProcess Safety
Kiran Seepana 0 0
Process Safety
⏱5 min read
Advanced Reactive System Screening Tool (ARSST) in Hazard Identification: Low-Phi Calorimetry, Gas Evolution & DIERS Emergency Vent Sizing
Advanced Reactive System Screening Tool (ARSST) in Hazard Identification: Low-Phi Calorimetry, Gas Evolution & DIERS Emergency Vent Sizing
Process EngineeringProcess Safety
Kiran Seepana 0 0
Process Safety
⏱5 min read
Safe Scale-Up of Pyrophoric Organolithium & Grignard Reagents in API Manufacturing
Safe Scale-Up of Pyrophoric Organolithium & Grignard Reagents in API Manufacturing
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱10 min read
Industrial Flow Reactor Troubleshooting & Failure Mitigation: Channel Clogging, Pump Pulsation & BPR Seizure
An authoritative industrial troubleshooting guide on continuous flow reactor failure modes. Explores microchannel clogging physics, Hagen-Poiseuille pressure drop diagnostics, pulse dampener tuning, back-pressure regulator (BPR) seating failures, and automated unclogging protocols.
Flow Reactor TroubleshootingChannel CloggingHagen-Poiseuille MathBack-Pressure RegulatorPump PulsationProcess SafetyProcess IntensificationFlow Chemistry Skids
Kiran Seepana 0 0
Process Safety
⏱5 min read
Preventing Sodium Hydride (NaH) & DMF Thermal Runaways: Reaction Mechanisms & Safe Alternatives
Preventing Sodium Hydride (NaH) & DMF Thermal Runaways: Reaction Mechanisms & Safe Alternatives
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Fault Tree (FTA) & Event Tree (ETA) Analysis in API Plants: Quantifying Reactor Runaway Risk
Fault Tree (FTA) & Event Tree (ETA) Analysis in API Plants: Quantifying Reactor Runaway Risk
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱5 min read
Safe Phosgene & Toxic Gas Management in API Plants: Engineering Controls & HCN Case Study
Safe Phosgene & Toxic Gas Management in API Plants: Engineering Controls & HCN Case Study
Process EngineeringPharmaScale-Up
Kiran Seepana 0 0
Process Safety
⏱8 min read
Multiphase Transport Phenomena in Flow Chemistry: Gas-Liquid-Solid Dynamics, Mass Transfer Coefficients & Governing Equations
An authoritative chemical engineering guide on gas-liquid-solid interactions in continuous flow. Covers Taylor slug flow, kLa mass transfer optimization, Weisz-Prater slurry kinetics, and transport phenomenon LaTeX math.
Flow ChemistryMultiphase FlowGas-Liquid FlowTaylor Slug FlowMass Transfer CoefficientSolid Slurry HandlingWeisz-Prater CriterionBodenstein NumberTransport PhenomenaProcess Safety
Kiran Seepana 0 0
Process Safety
⏱7 min read
Nitrosamine Impurity Risk Assessment (ICH M7) & Purge Calculations: An Engineering Guide to Zero-Risk API Synthesis
Master nitrosamine risk evaluation, CPCA limits, and purge factor calculations under ICH M7/Q3A. Learn the mathematical purge model, purge mechanisms across unit operations, and an industrial API case study.
Process SafetyRegulatoryNitrosaminesICH M7Process EngineeringQuality Control
Kiran Seepana 0 0
Process Safety
⏱8 min read
The Blueprint for Workplace Safety: A Comprehensive Guide to Industrial Hygiene
Comprehensive engineering guide to industrial hygiene, anticipation, recognition, evaluation, and control of chemical, physical, and ergonomic stressors, monitoring regimes, employee health surveillance, and containment engineering.
Process SafetyIndustrial HygieneOccupational HealthEHSPharma
Kiran Seepana 0 0
Disclaimer
The technical articles, chemical engineering equations, and recommendations published in these blogs are for informational and educational purposes only. They are based on general engineering practices and principles, which may not apply to specific design contexts or plant conditions. Users are responsible for verifying all design criteria and safety margins with certified professional engineers prior to implementation.