Introducing Aspen Plus V11 : Chemical engineering simulation

Explore Aspen Plus V11 for chemical process simulation, learning its basic structure and GUI, and how to define fluid packages, material streams, unit operations, and run reports.

Explore Aspen Plus v11 and its ongoing updates, learn the fundamental features that remain constant across versions, and use the Windows platform with basic computer skills.

Aspen Plus enables flow sheet simulation of a chemical processing plant, modeling reactor units, pre- and post-treatment steps, and all material and energy streams from raw materials to finished products.

Explore why Aspen Plus is essential in chemical engineering, with strong thermodynamics, reliable data, and rigorous equipment models to design, optimize, and simulate plant behavior.

Engineers use Aspen Plus across lifecycle—from conceptual, basic, and detailed engineering to plant operations—in university R&D, helping graduates and graduate students elevate their Aspen Plus skills.

Translate a chemical process into an Aspen Plus model by selecting components, a thermodynamic method such as RTL or UNIVAC, and defining the flow sheet with unit operations and streams.

Learn how to start Aspen Plus on Windows using version eleven, including locating the startup from the Windows search box and launching the software.

Learn the basics of Aspen Plus V11: start a simulation, use industry templates with metric units, manage online and offline resources, and configure databanks and property methods.

Learn to enter and search components in Aspen Plus V11 by name or formula, select from six classes, and add missing items from data banks.

Identify the most relevant property method for your process with the wizard, choosing between activity coefficient based methods for non ideal liquids and equation of state models.

Enhance the Aspen Plus RTL property method by estimating missing parameters with UNIVAC and using regression or evaluation steps; optionally leverage the DDE data engine for experimental data.

Save your current Aspen Plus V11 simulation by using the Save dialog in the file menu or quick access toolbar, and try the four formats—ABWC, ABW, B Gabey, and APD.

Start small and simple, build up gradually in Aspen Plus v11; troubleshoot with few blocks, verify reasonable inputs, and check convergence by deactivating nonconvergent blocks and reactivating them once solved.

Plot the pressure profile of an acetone–methyl isobutane ketone mixture at 90 C, and determine dew and bubble point pressures at x = 0.5 (in bar) using binary interaction parameters.

Explore the basics of running a simple Aspen Plus V11 simulation by building a process flow sheet to separate a 50/50 acetone–water feed using MIBK, achieving >95% purity.

Create a new Aspen Plus V11 case from the chemical processes template with metric units. Enter water, acetone, and methyl isobutane ketone, then rename methyl isobutane ketone to M. IBK.

Verify all required binary interaction data for the three compounds (water, acetone, MIBK) and confirm data sets for water–acetone, water–MIBK, and acetone–MIBK from HPV 110 VLE.

Enter the simulation environment to add Vidic with blocks and input and output streams, open the process flow sheet, and inspect a dashboard with economics, energy, and feasibility analysis options.

Select equipment from the model ballot, place mixers or distillation units on the flow sheet, then exit insertion mode, delete items if needed, and rename blocks to custom names.

Add a material stream in Aspen Plus using the material icon; red arrows indicate required streams and blue arrows indicate optional ones, connect feeds and product streams to a mixer.

Learn to rename streams and blocks, resize and relocate components, highlight and adjust connections, and exchange blocks within the same group in Aspen Plus V11.

Enter feed stream properties in Aspen Plus V11: water and IBK, with 25 °C, 1 atm, and 100 kg/h total (50/50 acetone-water). See blue checks confirming completion.

Configure Aspen Plus to present results by setting the global title and metric unit set, then adjust report options on general and stream tabs for molar, mass, or both bases.

Run the Aspen Plus v11 simulation by confirming input data and clicking ok; the solver performs steady state material, component, and energy balances and reports convergence or warnings.

Explore the results display in Aspen Plus, including the results summary with material data, streams, thermodynamic properties, and material balances; customize, save, and export results to Excel.

Explore how different property methods affect mixer mass and energy balance in Aspen Plus V11, with steps to select methods, complete missing parameters using UNIVAC, run simulations, and compare results.

From this video, we emphasize checking simulations, ensuring result convergence, and verifying that the Aspen Plus solution is reasonable, and use prior simulations to cover presenting results.

Reset the Aspen Plus v11 simulator to the initial state. Learn to monitor convergence via the control panel and perform quick checks like material and heat balances and stream summaries.

Modify built-in property sets in Aspen Plus to export and report chosen thermodynamic, transport, and other properties for streams, such as density, viscosity, surface tension, and dewpoint.

Display stream properties on Aspen Plus V11 process flow sheets by adding temperature, pressure, and vapor fraction directly to streams, with customizable formats, units, and tagging options.

Print the process flow sheet from Aspen Plus using the file print option, with the gray box to select a portion and adjust print preview and page setup.

Generate the input summary in Aspen Plus by clicking home ribbon, Samori tab, input file. The summary opens in notepad and can be saved or printed for quick checks.

Generate your report by selecting items in the report dialog, such as flow sheet balance and block streams, then view the notepad file with mass and energy balances.

Open the stream properties for a selected stream, run analysis to view thermodynamic and transport properties versus temperature at fixed pressure, with density and viscosity highlighted.

Explore additional features of the stream analysis tool in Aspen Plus v11, including bubble and dew point calculations for streams across pressure and temperature.

Learn how to add a flash three separator in Aspen Plus V11 to separate acetone and water, producing overhead vapor and two liquid outlets, using vapor, liquid, liquid equilibrium.

Specify two of four flash separator variables (temperature and pressure) in Aspen Plus V11, while spin plus automatically computes missing properties and intermediate streams for the new unit operation.

Run Aspen Plus v11 simulation, verify no warnings or convergence issues, generate the stream summary, and check acetone overhead and water bottom purities (95 percent weight purity) via mass fractions.

Advance your Aspen Plus skills to model complex processes and explore advanced features. Explore master class and modular courses and learn enrollment options.

Explore a mixer and flash separation unit that split a mixture into aqueous and organic streams. Understand acetone partitioning and the role of a distillation tower and Cullen distillation models.

Explore liquid–liquid extraction and partitioning using water, methyl ethyl ketone, and octane, modeled in Aspen Bloss, to achieve >90% water and MEK purity, from a unit to a multi-stage column.

Model and simulate a chemical process in Aspen Plus V11, using plug flow and continuous stirred tank reactors, distillation steps, and a rectifying column to optimize kinetics via sensitivity analysis.

Model piping systems in Aspen Plus v11 to simulate bumps, valves, and fittings, calculate pressure drops, friction factors, and flow coefficient c.v, and analyze cavitation or choking to optimize operation.

Explore how pipe diameter influences total annual cost in chemical plants, balancing fixed and operating costs, and use Aspen Plus v11 to iterate toward the economic optimum.

Design and rating of heat exchangers in Aspen Plus using shortcut and rigorous methods with the Aspen Exchange, modeling an exchanger and reviewing results and risks in the feasibility panel.

Explore solids handling in Aspen Plus, detailing particle size distribution, mean size, density, moisture, solubility, and color, plus solids unit operations across fertilizers, oil shale, and biofuel processes.

Learn how the Aspen Plus fluidized bed model uses two zones—a dense bottom and a loose freeboard zone—to compute bubble diameter, rise velocity, gas velocity, and solid flows.

Demonstrate the safety and energy features of Aspen Plus with a natural gas liquids process, conditioning to remove water, hydrogen sulfide, sand, and light gases, then distillation and pipeline pressurization.

Discover downloadable resources for Aspen Plus V11 to support chemical engineering simulation. Access essential materials that aid learning and practical modeling within the Aspen Plus V11 environment.