UniSim Design Suite

Industrial Operations

Honeywell UniSim® Design Suite

Designing the Future of Your Plant:
Intuitive and Comprehensive Process Simulation for Tomorrow’s AI-Enabled Systems

Industry-Leading Dynamics

Honeywell UniSim Design Suite is intuitive, comprehensive and cost-effective process simulation and modeling software that helps engineers create steady-state and dynamic models. Its industry-leading dynamics simulator is used for plant design, performance monitoring, troubleshooting, scenario analysis, decision support and asset and operation management, bringing benefits across a project or plant asset lifecycle.

Optimize Energy and Emissions

Pull in operating data and tune models to represent a real plant.

Reduce Cost

Fast and efficient flowsheeting of steady state and dynamics modeling.

Meet Objectives

Optimize designs to meet operational and business objectives.

Ease of Use

Create and visualize process flowsheets with an intuitive, easy- to-use interface.

Explore Features of Honeywell UniSim Design Suite

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Multi-Purpose Simulation

Comprehensive, first principles thermodynamics and unit operation models bring benefits across a project and/or asset lifecycle for the process industries. Users can quickly create robust, realistic process simulation models to use for offline and online (digital twin) applications.

Create and visualize process flowsheets with an intuitive, easy-to-use graphical interface.
Size, rate and select appropriate materials for equipment in accordance with industry standards.
Accurately predict the impact of feed changes, upsets and alternate operations on safety, production and profitability.
Optimize designs to meet operational and business objectives.
Leveraging UniSim models as the digital twin, monitor plant performance and equipment reliability.

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Multiple Uses

UniSim is designed for multiple process simulation needs.

Process design
Optimization
Asset monitoring
Troubleshooting
Debottlenecking

In addition, powerful steady state and dynamic modeling are built into the same flowsheet.

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Features that Support Sustainability Targets

Carbon Capture and Storage (CCS)

Specialized property packages for pure CO2 and gas mixtures with high CO2 content.
Enhanced flash solver for solid formation.
CO2 Freeze Out utility to predict the formation temperature and solid CO2 freeze-out.

CO2/GHG Emissions Accounting

Tool estimates CO2 emissions based on power and utility consumption for any flowsheet.
Emissions utility can classify Scope 1 and Scope 2 emissions.
Calculate emissions for GHG: Methane (CH4) and Nitrous Oxide (N2O) along with (existing) CO2.

Green Hydrogen (H2)

Alkaline (AEL) and PEM electrolyzer with pre-defined parameters flowsheet.
User-modifiable parameters to match technology licensor’s information.

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Simple Interface, Intuitive Functionality

User-friendly features make flowsheeting intuitive and fast.

Adjust methods and adjust groups.
Run multiple cases in parallel.
Intuitive navigation and search options.
Ease-of-use for PFDs.
Enhanced spreadsheet functionality.
Preliminary equipment design tool based on UOP sizing.

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AI/ML CAPABILITY WITH HYBRID MODEL

In the realm of process modeling, the integration of first principles and data-driven models, such as AI and machine learning, offers a powerful approach to achieving specific goals. By supplementing first principles models with additional structure, the accuracy of predictions can be significantly enhanced when calibrated with process data. Combination of first principles and data driven ML models designed to achieve specific goals. The system includes configurable data-driven model types, known as Machine Learning Evaluators, which support both linear and neural network models.

Supplement first principles model with additional structure to improve accuracy of predictions when calibrated with process data
Leverage both UniSim Design sequential and UniSim EO based process flowsheet models
Utilize the new Hybrid Developer (HD) unit operation in the object palette to for hybrid model configuration
Configurable data-driven model types (Machine Learning Evaluator) that support linear and neural network models
Option to train ML model with externally using an open-source tools such as TensorFlow Keras, Scikit-Learn or PyTorch

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Frequently Asked Questions

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Who typically uses UniSim process simulation?

Industries that use Unisim are:

• Upstream Oil and Gas

• Midstream and LNG

• Refining

• Petrochemicals

• Green Hydrogen and CCUS

Within those industries, users and applications include:

• End-user design engineers, technology licensors and engineering, procurement, and construction (EPC) use UniSim for conceptual design, feasibility analysis and capital expenditure optimization.

• Process engineers and consultants use UniSim for margin optimization, retrofit analysis and energy/GHG optimization.

• Process and technical service engineers use UniSim for off-line optimization, what-if analysis and post-event investigation.

Can you provide specific use cases for UniSim?

UniSim is multi-purpose and provides valuable analysis and decision-making capabilities throughout the project or plant asset lifecycle. Use cases include:

• Feasibility studies

• Performance monitoring

• Front-end engineering design

• Detailed engineering design

• Engineering studies

• Process de-bottlenecking

• Troubleshooting

• Operations analysis

• Control and safety system check-out

• Business and decision support

• Process CO2 emission calculation

• Engine for Honeywell Connected Workforce Competency

• Enabling end-to-end optimization

• Asset management

What are some of the sustainability features?

Some of the sustainability features in Honeywell UniSim Design Suite include:

• Faster accurate modeling of CO2 capture and transportation processes.

• CO2 emissions accounting utility.

• Green Hydrogen electrolyzer modeling capabilities (alkaline electrolyzer [AEL] and proton exchange membrane [PEM] unit operation) in Steady State & Dynamics.

Do you have metrics related to customer outcomes?

Honeywell UniSim Design Suite customer observed outcomes include:

• Reduction in CAPEX by 10% or more*

• Reduction in engineering time by 10% or more*

• Increase in yields by 3-8%*

*Honeywell UniSim Design Suite customer observed outcomes

What features are in the R492 release?

UniSim® Design R510 includes features and functionalities to support users through their journey on energy transition, reducing carbon footprint, Hybrid ML capabilities, and strengthening the core. The release key features include:

· Green H2: AEL & PEM electrolyzer in dynamics, electrolyzer degradation

· Carbon capture: membrane module - dynamics

· Biomass gasification & biofuel feed characterization

· Compressor to represent equipment performance for design vs. actual field conditions

· Screw compressor unit operation supports injected oil internal circulation operation

· Improvements to EO blowdown, UniSim PRS, UniSim Flare, and UniSim EO

· eNRTL electrolyte support for rate-based column

· NIST database of experimental data and binary parameters

· MKP mixing rule for SRK, dehydration of hydrogen & CO2, CO2/H2S removal from biogas

· Lock feature for reactions

· Additional heat transfer fluids (hot oil) components

· GERG improvements for CO2

· o-H2 & p-H2 properties

· Fired heater module in legacy SS environment

· Enhanced rate-based column (film discretization, MT/HT correlation, reaction handling capacity)

· EO simultaneous flash VLLE functionality, improved sparse solver

· Column enhancements: tray sizing, packing, hydraulic correlations

· 3rd party interface: PIPESIM & PVTSim Nova interface enhancements, NVIDIA GPU linear solver support

· Implementation of distillation data as ASTM D7900 and D7169

Key Resources

Green Hydrogen Modeling

Enable the design and validation of green hydrogen processes.

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UniSim Design at a Glance

See what makes UniSim different and learn about real-world results.

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End-to-End Optimization for Industrials

Improve consistency, workflow efficiency and engineering productivity with modeling tools for every stage of the project lifecycle.

Learn more

Sustainability for Industrials

Reduce risk and maximize ROI as you plan your energy strategy for transitioning to renewable energy sources. Choose the right technology to overcome the complexities of designing a plant capable of efficient green hydrogen production.

End-to-End Optimization for Industrials

Improve consistency, workflow efficiency and engineering productivity with modeling tools for every stage of the project lifecycle.

Learn more

Sustainability for Industrials

Reduce risk and maximize ROI as you plan your energy strategy for transitioning to renewable energy sources. Choose the right technology to overcome the complexities of designing a plant capable of efficient green hydrogen production.

Take your process simulation to the next level.

Contact us to see how Honeywell UniSim Design Suite can help you achieve your operational goals.

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