Hire the Best Aspen HYSYS Specialists
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VASUDEVAN V.

Chennai, India

$30/hr
5.0
53 jobs

• Over 40 years of Professional Experience in Conceptual, FEED, Detailed Process Engineering and Project Management. • Currently involved in providing process engineering support to CCUS, Green Ammonia, Green Hydrogen and Biobased chemical projects in USA and India. Also providing conceptual process design support for Hydrogen production from steam reforming of natural gas . • Rich and diverse professional experience in world class multinational environments covering Oil & Gas / downstream Hydrocarbon / Chemical projects in Singapore, Oman, Iran, Qatar, Malaysia and India, for reputed International Operating/Engineering /EPC firms like Dow Chemicals, Kellogg Brown and Root (KBR), J. Ray McDermott, Saipem, Kvaerner, Worley, and Electrowatt. • Versatile experience covering full range of engineering management and design roles, as Lead Project Engineer, Project manager, Engineering manager (heading PMC), Lead Process Engineer, Process Engineering manager, Business development manager and Engineering Coordinator (John Brown Iran JV). • Experienced as Head of Process department, in recruitment, training, mentoring and development of Process engineers and meeting corporate objectives of departmental performance. Licensing and technology development experience gained with world’s topmost petrochemical/chemicals company. • Lead Process Engineer experienced in managing a team of Process Engineers on large and complex Hydrocarbon Projects in Petrochemicals, Offshore and Onshore Oil and Gas sectors at Concept, FEED and Detailed Engineering Stages.

  • Process Design
  • HAZOP
  • Equipment Sizing
  • Project Management
Ifra F.

Nagpur, India

$20/hr
4.9
40 jobs

I am a creative and optimistic Chemical Engineer with 5 years of experience as a Process Design Engineer working as full time freelancr. I'm a Certified Aspen user from NPTEL. I'm a Certified Process Safety Engineer and ISRS Assessor. I have extensive experience with: * Process simulation (Aspen Hysys ,Aspen Plus, Chemcad) *Process Flow Diagram(PFD) ,PI &D development *Material and heat balance sheet preparation on Excel * Process Optimization *Energy Efficiency Optimization (HEN ) *PFD making on VISIO *Piping and Instrumentation Diagram (P&ID) formation *Equipment Sizing *Hydraulic Calculations *Risk assessment in chemical and biochemical systems *Cause & Effect diagrams development *Electrolysis process R and D work * Pilot plant scale up *AutoCad I have experience as an instructor: * Preparing projects related chemical engineering course work * Preparation for course outlines and exams

  • Aspen HYSYS
  • Aspen Plus
  • Process Design
  • Chemicals
  • HAZOP
  • Piping & Instrumentation Diagram
  • Water
  • Risk Analysis
  • Calculation
  • Chemical Engineering
  • Microsoft Excel
  • Material Design
Arati M.

Pune, India

$20/hr
4.0
11 jobs

Welcome to my freelancing page! With over 5 years of experience as an FEA (Finite Element Analysis) Engineer, I specialize in providing top-notch services to clients in various industries including Oil and Gas, Process, Chemical, Automotive, and Construction. I possess expertise in utilizing advanced software tools such as Ansys, Hypermesh, APDL (Ansys Parametric Design Language), Optistruct, PVELITE, and more. These tools enable me to deliver accurate and comprehensive analyses to meet your project requirements. My knowledge extends to a wide range of industry standards and codes including ASME, API, DNV, AISC, GB, IS, AERB, EN, and ASTM. I ensure that all my work adheres to these rigorous standards, guaranteeing the highest quality and compliance. As a freelance FEA Engineer, I am committed to providing exceptional value to my clients. Whether it's conducting structural analysis, simulating complex systems, optimizing designs, or offering insights for product development, process improvement, and risk assessment, I am dedicated to delivering results that meet your specific needs. By choosing my services, you can expect a professional approach, timely delivery, and meticulous attention to detail. I am passionate about utilizing my skills and experience to contribute to the success of your projects. Feel free to reach out to discuss your requirements. Let's collaborate to achieve outstanding outcomes in the world of Finite Element Analysis for your industry!

  • Finite Element Analysis
  • ANSYS
  • Structural Analysis
  • Stress Analysis
  • Piping Stress Analysis Software
  • PV ELITE
  • Finite Element Modeling
  • CFD Analysis
  • Computational Fluid Dynamics
  • CATIA
  • SolidWorks
  • CREO
Deval P.

Ahmedabad, India

$15/hr
5.0
7 jobs

👷‍♂️ Experienced Process Engineer with 5+ years of experience in detailed engineering, process simulation, and equipment sizing, helping clients across manufacturing, chemicals, oil & gas, and utilities achieve safe, efficient, and cost-effective projects ✅ Proficient in: 🔹Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), and Cause & Effect Diagrams 📊 – clear, accurate, and ready for execution. 🔹Performing precise material and energy balances ⚖️ to maximize efficiency and sustainability. 🔹Equipment sizing, selection, and hydraulic calculations for heat exchangers, pumps, pressure vessels, and control valves to ensure optimal performance and safety. 🔹Hydraulic calculations & line sizing ensuring reliable, safe, and standards-compliant design. 🔹Mastering industry-leading tools such as Aspen Hysys, Unisim, AutoCAD, and Salus 🖥 to deliver high-quality engineering solutions. 🔹Providing AutoCAD design and drafting services for developing PFD and P&ID diagrams , ensuring accuracy and clarity in process documentation. 🔹Piping & utility engineering, including specifications and BOQs, in compliance with international codes and standards. 🌟 Key Attributes: 🔹Detail-oriented and analytical with a knack for problem-solving. 🔹Strong communicator and team player who excels in collaborative environments. 🔹Always eager to learn and adapt to new challenges.

  • Aspen HYSYS
  • Autodesk AutoCAD
  • Chemical Engineering
  • Process Engineering
  • Process Flow Diagram
  • Piping & Instrumentation Diagram
  • Engineering Design
  • Process Optimization
  • Microsoft Excel
  • 2D Drafting
  • Process Design
  • Plant Layout Design
  • Mechanical Design
  • Mechanical Engineering
  • Utility Design
Sneha R.

Thanjavur, India

$15/hr
5.0
4 jobs

I help companies reduce design failures and improve product performance using advanced FEA simulations. With 10 years of industry experience, I specialize in delivering reliable engineering insights that support faster and better design decisions. Expertise includes: 1. Static & Dynamic Analysis 2. Linear & Nonlinear Simulation 3. Fatigue, Creep & Thermo-Mechanical Analysis 4. Hyperelastic & Viscoelastic Material Modeling 5. Product design from concept development 6. Modal, FRF, Random & Transient Vibration 7. Test Correlation & Fracture Mechanics (J-Integral) 8. Topology, Size & Free-Size Optimization 9. Simulation Automation Software: Abaqus, HyperMesh, CATIA, nCode Materials: Metals, Plastics & Elastomers Beyond running simulations, I provide clear engineering interpretations and practical design recommendations to help improve product reliability, optimize performance, and reduce development costs.

  • Finite Element Analysis
  • CAE
  • Abaqus
  • Product Design
  • Product Development
  • Engineering Simulation
  • Mechanical Engineering
  • Mechanical Design
Venkatesh N.

Sattur, India

$15/hr
5.0
4 jobs

Hello! I am a PhD researcher in molecular simulation with strong experience in molecular dynamics (MD), density functional theory (DFT), and ab-initio calculations. My research work focuses on gas adsorption, intermolecular interactions, and nanoscale confinement in advanced materials such as covalent organic frameworks (COFs), porous materials, and molecular systems. I have hands-on experience in performing large-scale MD simulations using GROMACS and quantum-chemical calculations using Gaussian and CP2K. I am experienced in structure optimization, adsorption energy calculations, intermolecular interaction analysis, density maps, radial distribution functions (RDF), spatial correlation functions, and simulation data analysis. In addition to simulations, I also prepare high-quality research figures, simulation videos, and publication-ready results. I am currently working on advanced simulation studies related to gas adsorption and molecular interactions, and I am familiar with writing scientific reports and research manuscripts in a clear and professional format. I am available for freelance work related to molecular simulations, computational chemistry, research data analysis, and scientific figure preparation. I am committed to delivering accurate, reliable, and publication-quality results within the required time. 🔬 Technical & Research Expertise I. Computational & Simulation Methods: 1. Molecular Dynamics (GROMACS, LAMMPS) 2. Ab-initio Calculations & Density Functional Theory (CP2K, Gaussian, TranSIESTA/SIESTA) 3. Monte Carlo Simulations 4. QM/MM Hybrid Methods II . Programming & HPC: 1. Python & Fortran scripting 2. High-performance computing (HPC) job scheduling with Slurm 3. Data visualization & analysis for molecular simulations III. Spectroscopy & Analytical Techniques: 1. IR, NMR, UV-Vis, Fluorescence, and Lifetime Spectroscopy 2. Analytical techniques for molecular/material characterization ✍️ Services I Offer I provide high-quality services in molecular simulation and computational chemistry with a strong focus on accurate and publication-ready results. ✅Molecular Dynamics (MD) Simulation Complete MD simulation setup using GROMACS Gas adsorption simulations (CO₂, CH₄, H₂, etc.) COF, MOF, porous materials, and molecular systems Trajectory analysis (RDF, density profile, 2D density maps, spatial correlation functions) Adsorption and interaction analysis Simulation troubleshooting and error fixing ✅Density Functional Theory (DFT) and Ab-Initio Calculations Geometry optimization Adsorption energy calculations HOMO–LUMO and electronic structure analysis ESP (electrostatic potential) surface calculations Interaction energy calculations Input file preparation and calculation setup using Gaussian and CP2K NTO and NBO orbitals for electron transition reactions ✅Data Analysis and Scientific Figures Radial distribution function (RDF) analysis Density profile and 2D density map generation Simulation result interpretation High-quality research figures for journal publication Visualization and video creation using Visual Molecular Dynamics (VMD) ✅Research Support Simulation methodology writing for research papers Scientific report preparation Data interpretation and explanation Help with thesis/research simulation work Manuscript figure preparation (publication-ready format) 🌍 Why Work With Me? ⚡PhD researcher in molecular simulation ⚡Strong expertise in MD, DFT, and ab-initio calculations ⚡Hands-on experience with GROMACS, Gaussian, and CP2K ⚡Accurate and publication-quality results ⚡Experience in gas adsorption and molecular interaction studies ⚡Clear communication and quick response ⚡Reliable and on-time delivery 📚 Education & Credentials 1. Ph.D. (Chemistry – Computational Chemistry & Molecular Simulations) – Indian Institute of Technology Patna (Ongoing) 2. M.Sc. in Chemistry – National Institute of Technology (NIT) Meghalaya ⚡ Interests Outside research, I am passionate about teaching, chess, cricket, badminton, football, reading novels, and collaborative scientific projects. 👉 If you need a specialist in molecular simulation to support your research work, I offer reliable MD and DFT calculations with clear analysis and publication-ready results.

  • Writing
  • Academic Editing
  • Proofreading
  • Copywriting
  • Content Writing
  • ChemDraw
  • Analytical Chemistry
  • SigmaPlot
  • Office 365
  • Linux
  • Windows 11 Administration
  • Teaching
  • Molecular Dynamics
  • Quantum Mechanics
  • Statistical Analysis

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