Course Trailer
About this Course
📚 This course on Petroleum Assays and Oil Characterization in Aspen HYSYS teaches you how to properly define and manage crude oil properties for refinery simulations. You’ll learn to use assay data to model and optimize petroleum refining processes, focusing on accurate representation of crude oil behavior.
You will work with:
- Crude Oil Assays
- Component Characterization
- Fractionation and Cut Data
- Viscosity and Density Calculations
- Modeling Crude Distillation Units
- Blending and Optimization
👨🏫 Designed for
Petroleum engineers, process engineers, and students who want to improve their ability to model and simulate refinery processes using crude oil assays in Aspen HYSYS.
📚 Course Approach
Hands-on training with real-world crude oil assay data and practical examples of refining process simulation.
🎯 By the end of the course, you will be able to:
- Import and input crude oil assay data into Aspen HYSYS
- Define oil components and their properties for accurate simulations
- Model crude distillation units and separation processes
- Use assay data to simulate and optimize refining operations
- Characterize oil fractions and blends effectively
🚀 Recommended for
Professionals and students involved in petroleum refining, crude oil characterization, or simulation of refinery processes.
✅ You’ll learn to:
- Work with crude oil assays to define oil fractions
- Enter and manage crude oil data for accurate process simulation
- Set up and simulate distillation columns based on assay data
- Apply optimization techniques to improve refining efficiency
- Use Aspen HYSYS for accurate oil blending and product quality analysis
Self-Paced, Dynamic Lectures
Learn at your own pace, anytime and anywhere.
The lectures are concise, engaging, and focused—designed to maximize your understanding efficiently.

Comprehensive
From Basics to In-depth Oil Characterization Techniques
Evaluations, Quizzes
Evaluate your progress through interactive quizzes and self-assessments.
Reinforce key concepts, identify gaps, and ensure you're ready to apply what you've learned in real scenarios.
30 Day Money-Back Warranty
Enroll with confidence—if the course doesn’t meet your expectations, you can request a full refund within 30 days.
No questions asked.
Certificate of Completion
Receive an official certificate or diploma once you finish the course—perfect for showcasing your new skills on your resume, LinkedIn, or job applications.
Instructor Support
Get guidance whenever you need it—ask questions, request feedback, and interact directly with the instructor throughout the course.
Curriculum
- Welcome to the Course! (2:20)
- Content Index (4:35)
- Why Process Simulation? (8:34)
- What is Aspen HYSYS? Required Versions? (3:22)
- Why Hypos, Assays and Oil Characterization? (8:18)
- Please be part of the discussion! (1:28)
- Required Background (1:56)
- Course Objectives (3:41)
- I really appreciate this! (1:08)
- Join the Aspen Plus & HYSYS Forum (Unofficial) (1:27)
- Resources & Downloads
- Hypotheticals Manager (0:47)
- Introduction to the Hypotheticals Manager (6:45)
- Hypo Component - Physical Properties Estimation (1:17)
- Do the workshops! (0:54)
- Workshop #1: Creating Hypos Components (Part I) (4:45)
- Workshop #1: Creating Hypo Components (Part II) (3:12)
- Hypo Component - Structural Formula (1:54)
- Workshop #2: Estimation by Structural Formula (UNIFAC Structure Builder) (6:32)
- Hypo Component - Converting/Cloning from existing component (3:07)
- Workshop #3: New Hypo from converting from existing component - Benzenalike (3:57)
- Petroleum Assay Manager (1:41)
- What is an Crude Oil Assay? (5:21)
- Introduction to the Petroleum Assays Manager (4:30)
- Workshop #4: Manually Inputing Data for an Assay (6:03)
- Importing existing Crude Oil Assays from different regions (2:13)
- Workshop #5: Importing Petroleum Assays from different Regions (4:11)
- Petroleum Assay Manager - Plotting 1 Assay (3:59)
- Workshop #6: Plotting Relevant Data and Results of Petroleum Assays (8:52)
- Petroleum Assay Manager - Plotting 2 Assays (0:45)
- Workshop #7: Plotting Data from Two Petroleum Assays (or more) (6:48)
- The Oil Manager (2:55)
- The Oil Manager + 3 Steps (4:05)
- Step 1: Input of Assay (2:42)
- Workshop #08: The minimum required input for an Assay (4:21)
- More on Input Data (3:39)
- Workshop #09: Assay Input - No Light Ends - ASTM D86 (3:07)
- Workshop#10 - Naphta Input - No light Ends - ASTM D86 (2:53)
- Workshop #11: Kerosene Input - No light Ends - ASTM D86 (3:10)
- Workshop #12: Adding Molecular Weight and Density Curves to an Assay (3:37)
- Workshop #13: Input Data - Extrapolation Settings (Lagrange vs. Least Squares) (3:08)
- Modeling Light Ends (3:39)
- Workshop #14: Input of Data - Assay with Light Ends (3:29)
- Workshop #15: Input of Assay (Density, Molar Weight, Viscosity Curves) (6:59)
- 5 min break! (1:36)
- Workshop #16: Input Assay Data - Chromatography + Light Ends (5:24)
- Workshop #17: Input of Assays (TBP + Density + MW) (3:30)
- Workshop #18: Input Data - Study Case (2:47)
- Introduction to the Study Case (1:11)
- Study Case: Problem Statement (6:26)
- Simulation Part I - Installing the Oil (2:32)
- Simulation Part II - Preheating System (3:36)
- Simulation Part III - Adding Material and Energy Streams (2:17)
- Simulation Part IV - Fractionation Column (2:57)
- Simulation Part V - Side Strippers (3:06)
- Simulation Part VI - Pumps (2:28)
- Simulation Part VII - Final Specs and Converging (4:48)
- Results and Analysis (4:16)
- Closing of Study Case (1:17)
Course Enrollment
This and all other courses are available only via the All Courses - One Subscription Membership.
Hi, I’m Emmanuel Ortega,
a.k.a. the Chemical Engineering Guy!
With five years in the chemical industry, from petrochemical plant design to polyester textiles, I bring real-world experience to show the true value of engineering knowledge.
My Expertise:
- Process Simulation & Optimization
- Chemical Process Design
- Process Equipment Design
- Automotive & Industrial Polyester Yarn Technologies
- Online Tutoring, Online Education Management
The Courses I design are entirely dynamic. You will see theory and then apply it ASAP to a real life problem! I even use the books you are using right now in your engineering courses...
I'll see you in class!
Frequently Asked Questions (FAQ)
- When does the course start and finish?
- The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
- How long do I have access to the course?
- *How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.
- NOTE*: This is true as long as you keep your subscription active.
- What if I am unhappy with the course?
- We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.
- Will I Get a Certificate/Diploma of Completion?
- Yes! After the course, you will get a Certificate of Completion with a Diploma! You can use this in your Resume!
- Are Resources Downloadable?
- Absolutely YES! Every resource is available for download, allowing you to study alongside them.
- Any doubt? Message me!
- Please reach out! [email protected]