Overview

Accelerate Engineering Innovation with Fidelity CFD Software

Computational fluid dynamics (CFD) is an aspect of multiphysics system analysis that simulates the behavior of fluids and their thermodynamic properties using numerical models. Engineers use the Cadence Fidelity CFD Platform design processes, such as propulsion, aerodynamics, hydrodynamics, and combustion, to improve and increase the efficiency of products by reducing time-consuming and expensive physical testing.

Fidelity CFD Platform provides an easy-to-use end-to-end CFD solution for multidisciplinary design and optimization, in applications such as aerospace, automotive, turbomachinery, and marine industries. The platform, with its streamlined workflows, massively parallel architecture, and state-of-the-art solver technology, provides unprecedented performance and accuracy and increases engineering efficiency for today’s design challenges.

Experience game-changing solutions like Fidelity LES Solver, formerly Cascade CharLES, slashing turnaround times from days to hours with its high-fidelity CFD solver, and Cadence Fidelity Fine Design3D, which leverages machine learning for unparalleled design optimization. Elevate your entire system design and analysis with the Cadence Millennium M1 CFD Supercomputer—turning traditional limitations into opportunities for innovation. With Fidelity CFD, you're not just keeping up with industry demands—you're setting the pace.

Fidelity CFD Platform

Comprehensive, easy-to-use computational fluid dynamics (CFD) analysis platform

Fidelity CFD Fidelity LES Solver Fidelity Fine Design3D Fidelity Flow for Fluids and Thermal Fidelity Flow for Turbomachinery Fidelity Fine Marine Fidelity Automesh Fidelity Pointwise for CFD Meshing
Fidelity CFD Fidelity LES Solver Fidelity Fine Design3D Fidelity Flow for Fluids and Thermal Fidelity Fine Marine Fidelity Automesh Fidelity Pointwise for CFD Meshing

Key Benefits

High-Accuracy Results for Accelerated Time to Market

Fast and Reliable

Reduce lead time from days to hours with fast and reliable pre-processing and high-quality mesh generation for most complex geometries

Highest Accuracy

Predict flow structures and wake dynamics and capture changes in lift and drag in agreement with experiments

GPU Acceleration

GPU acceleration is transforming high-fidelity CFD, providing 9X throughput and 17X less energy for the same cost as a CPU

In Design Intelligence

Accelerate time to market and lower design risk through AI-driven multiphysics analysis and optimization

Applications

Tailored CFD Solutions for Key Industries

  • Automotive

    External aerodynamics, thermal management, and acoustic noise modeling, among others, are key challenges today in improving vehicle efficiency and comfort. Fidelity CFD provides specialized solutions to address these engineering challenges.


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    Automotive
  • Marine

    Today’s key challenges for the marine industry are minimizing operating costs and lowering emissions while ensuring safe power margins. Fidelity CFD software provides a dedicated CFD solution and efficient tools to address these challenges and improve propeller efficiency, decrease ship resistance, optimize performance, and increase fuel efficiency.


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    Marine
  • Turbomachinery

    Fidelity CFD provides solutions specifically designed for engineers to optimize the power and efficiency of turbomachinery designs quickly and accurately. High-fidelity meshing combined with advanced numerics, automated design of experiments, and a sophisticated optimization engine enables designers to push the performance of rotating machinery to its absolute limits without sacrificing efficiency and staying within design parameters.


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    Turbomachinery
  • Biomedical

    Fidelity CFD platform provides solutions for health, biomedical, and pharmaceutical fields, each with nuanced requirements of CFD simulations. Micro-scale geometries, unique flow conditions, and the inability to templatize due to every patient’s unique body make-up all comprise challenges for the health modeling and analysis industry whether organic systems or assistive devices. With intelligent computational systems working to ensure high-degrees of automation and ease-of-input, you can make use of your data like never before with Fidelity CFD platform.


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    Biomedical
Aerospace
Automotive
Marine
Turbomachinery
Biomedical

Next Steps

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Customer stories

Mastering CFD with Fidelity: Efficiency Has Met Precision

Honda Propels Forward in the EV and eVTOL Race with Cadence CFD
Syroco Sustainably Reaches Record-Breaking Speeds with Cadence Fidelity Fine Marine
The University of Texas at Arlington Leverages Fidelity Pointwise for Advanced Hypersonic Research

endorsements

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Capabilities

Fidelity CFD: The Future-Ready Platform for Fluid Dynamics

Solve your toughest CFD challenges with an end-to-end platform designed for simulating and analyzing fluid flow problems. It is widely used in various industries such as aerospace, automotive, marine, energy generation and turbomachinery.

CFD Workflow Acceleration

Cadence leverages its 30+ years of expertise in computational software to impact and accelerate all steps of the design process, including creating strong automation for preprocessing and meshing, solving with technology advancements and GPU acceleration, and learning through AI-driven optimization. Streamlined workflows, strong automation, state-of-the-art solver acceleration, and intelligent analysis unlock the full potential of Fidelity CFD Platform and provide more than 10X acceleration across all steps of the simulation process for faster time to results.

Industry-Leading Pre-Processing and Meshing

Up to 80% of engineering time is still spent on manual geometry preprocessing and meshing. Fidelity CFD Platform enables engineers to overcome this bottleneck with an automated methodology that cuts preprocessing and meshing time from days to hours. In addition, designers can create high-fidelity meshes with 100% viscous layer coverage for highly accurate results.

High-Fidelity CFD

The Fidelity LES Solver is the industry’s first high-fidelity CFD solver that expands the practical application of large eddy simulations (LES) to a broad range of engineering applications in aerospace, automotive, and turbomachinery. Solver advancements, both on the numerical scheme and GPU acceleration, enable massive LES simulations, such as the accurate simulation of a realistic aircraft in landing configuration in under 12 hours, with modest resource requirements.

GPU Acceleration

GPU acceleration is transforming high-fidelity CFD and massively impacting aerospace, automotive, and many other industries. Leveraging these modern computer architectures provides 9X throughput for the same cost with 17X less energy consumption of CPUs.

Multidisciplinary Design Optimization

A unique approach to CFD optimization accelerates the discovery of optimal designs by using sophisticated machine learning (ML) algorithms to automate design space exploration.

CFD Supercomputing

The Millennium M1 CFD Supercomputer is the industry’s first turnkey CFD solution, combining best-in-class graphic processing unit (GPU) resident CFD solvers such as the Fidelity LES Solver for large eddy simulations (LES) and scalable high-performance computing (HPC) hardware to unleash unprecedented performance. Rapid generation of high-quality synthetic data enables AI capabilities to quickly identify optimal system design solutions without compromising accuracy.

Products

Streamline Your CFD Workflow for Design, Multidisciplinary Analysis and Optimization in a Single Environment

Fidelity CFD

Solve any computational challenge with Fidelity CFD—a comprehensive platform and end-to-end work flow that streamlines design, multidisciplinary analysis, and optimization into one, environment. From Conjugate Heat Transfer and Fluid-Structure Interactions to multiphase interactions and Aeroacoustics, the software necessary for realistic modeling of fluid flows grows increasingly competent and complex. Using the Fidelity CFD environment, you can trust any computational challenge to be handled with both accuracy and speed. Custom fit this CFD simulation software to solve the difficulties you are experiencing in your design and verification cycle.

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  • Multidisciplinary Analysis: Handles Conjugate Heat Transfer, Fluid-Structure Interactions, multiphase interactions, and Aeroacoustics
  • End-to-End Solution: Comprehensive tools for all CFD-related applications
  • Ease-of-Use: Intuitive interface and automated processes with Python API
  • Customizable Workflow: Reduce complexity with customized, automated solutions
  • Fidelity Autoseal Technology: Speed up geometry sealing and wrapping process
  • Industry Templates: Access to dedicated industry templates and reuse configurations
  • Iterative Flow Analysis: Segment designs based on fidelity needs and speed
  • Customizable GUI: Tailor the interface to your specific workflow needs

Fidelity LES Solver

The Fidelity LES solver is the industry’s first high-fidelity computational fluid dynamics (CFD) solver that expands the practical application of large eddy simulations (LES) to a broad range of engineering applications. Designed to tackle the toughest fluid dynamics challenges, it accurately predicts traditionally complex problems for CFD in aeroacoustics, aerodynamics, combustion, heat transfer, and multiphase. Fidelity LES software introduces a paradigm shift to the industry with the ability to leverage both computer processing units (CPUs) and graphical processing units (GPUs), reducing the turnaround time for LES simulations from days to hours. The solver has been optimized to consume as little memory as possible and scales linearly to hundreds of GPUs across dozens of nodes.

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  • Voronoi Meshing: Fast, scalable, and robust mesh generation for complex geometries
  • LES Solver: Advanced numerical methods and extreme scalability for accurate LES
  • GPU Acceleration: Solver advancements leveraging GPU computing for massive LES simulations
  • High-Speed Simulations: Accurate simulation of complex scenarios in hours, not days
  • Analysis Tools: Robust post-processing capabilities for large datasets
  • Dimensional Reduction: Efficient tools to handle and analyze high-fidelity, time-dependent data
  • Acoustic Predictions: Efficient implementation of Ffowcs Williams-Hawkings formulation for far-field acoustics
  • Quantitative Imaging: Enriches PNGs with custom metadata for rapid computation and data analysis
  • Modal Decomposition: Various methods for both image and full-field data

Fidelity Fine Design3D

With Cadence Fidelity Fine Design3D’s groundbreaking CFD optimization application leverages machine learning to accelerate the discovery of optimal designs by seamlessly combining multi-objective optimization with uncertainty quantification. With robust capabilities in multidisciplinary design optimization, smart parameterization for turbomachinery, advanced data mining, and uncertainty quantification, Fidelity Fine Design3D offers a comprehensive solution to streamline your design optimization process.

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  • Multidisciplinary Design Optimization: Full range of capabilities for off-design conditions, reliability, noise, and manufacturing costs
  • Smart Parametrization: Dedicated environment for turbomachinery design with self-organizing maps
  • Data Mining and Analysis: Algorithms for deeper design insights and accelerated optimization
  • Uncertainty Quantification: Quantify and estimate impact of uncertainties on system performance
  • Design of Experiment (DoE): Advanced space-filling techniques for efficient DoE
  • Surrogate Modeling: Accelerates design space exploration with supervised machine learning
  • Integration: Compatible with Fidelity Fine Turbo, Marine, and Open, as well as parametric modelers
  • DoE Techniques: Latin hypercube sampling, Voronoi tessellation-based sampling, and more
  • Surrogate Models: Radial Basis Function Networks, Kriging, and other advanced models
  • Optimization Algorithms: Single-objective, multi-objective Pareto algorithm, and aggregate-objective algorithms
  • Data Mining Tools: Comprehensive tools including self-organizing maps and ANOVA
  • Uncertainty Quantification: Addresses operational, geometrical, and manufacturing variability

Fidelity Flow for Fluids and Thermal

With Cadence Fidelity Flow as your go-to solution for a diverse range of flow challenges in aerodynamics, conjugate heat transfer, fluid-structure interaction, or complex multiphysics simulations, it delivers unmatched speed and accuracy. Its density-based and pressure-based solvers are optimized for high-speed and thermal flows, ensuring accurate results quickly. With advanced features like OpenLabs for customization, nonlinear harmonic methods for periodic unsteady simulations, and specialized modeling strategies for combustion and cavitation, Fidelity Flow is designed to tackle the most demanding engineering problems with ease.

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  • Aerodynamics: Handles incompressible to hypersonic flows, including high-speed external flows up to Mach 20
  • Conjugate Heat Transfer: Solves velocity, pressure, and energy in a coupled and implicit way, speeding up workflow
  • Fluid-Structure Interaction (FSI): Offers direct coupling and modal approach for predicting aeroelastic instabilities
  • Cavitation Modeling: Three approaches including barotropic law, thermo-tables, and transport-equation modeling
  • Combustion Modeling: Various strategies from classical flamelet to flamelet-generated manifolds (FGM) for complex combustion applications
  • Unsteady Flows: Scale-resolving detached eddy simulation (DES) capabilities for solving unsteady problems
  • Multiphysics Support: Handles multispecies, cavitation, Lagrangian modeling for particles and sprays with thermo-tables fluid definition
  • High-Speed Turnaround: Linear scaling on thousands of CPU cores and GPU optimization for fast computations
  • Customization with OpenLabs: Customize solver routines, source terms, and boundary conditions with easy-to-learn syntax
  • Nonlinear Harmonic Method: Orders of magnitude speedup for periodic unsteady simulations of rotating parts

Fidelity Flow for Turbomachinery

With over 25 years of rotating machinery expertise, the Fidelity Flow for Turbomachinery toolset provides an end-to-end solution from 1D to 3D design, meshing, CFD, and optimization. Elevate your turbomachinery design and meet the unique demands of turbomachinery engineering because whether you're dealing with compressors, turbines, or propellers, Fidelity Flow delivers unparalleled ease of use and accuracy, allowing teams to tackle turbomachinery design challenges.

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  • Preliminary and Detailed Design: Strong coupling with Agile from Concepts NREC for 1D to 3D design, meshing, CFD, and optimization
  • Structured and Unstructured Meshing: Fidelity Automesh offers both structured and unstructured meshing for optimal solutions
  • High-Speed Turnaround: Linear scaling on thousands of CPU cores and GPU optimization with CPUBooster technology
  • Optimization and Uncertainty Quantification: Access to Minamo optimization engine and real-life condition optimization with uncertainty quantification
  • Non-Linear Harmonic (NLH) Method: Orders of magnitude speedup for periodic unsteady simulation of rotating parts
  • Complex Physics Solutions: Conjugate heat transfer, combustion (premixed and non-premixed), and cavitation
  • Fluid-Structure Interaction (FSI): Blade vibrations through modal analysis
  • One Code, Multiple Fluids: Handles all types of fluids and speeds from low to hypersonic regimes
  • Acceleration and Performance: Multigrid convergence acceleration, NLH method for rotor-stator interactions, and scalability up to more than 5,000 CPU cores
  • Advanced Features: Automated performance curve creation, and Python scripting for the entire CFD workflow

Fidelity Fine Marine

All aboard the Cadence Fine Marine Solver, the cutting-edge CFD software tailored for naval architects and marine engineers that is capable of resistance calculations, propulsion modeling, or wind studies, delivering accuracy and efficiency right at your fingertips. Think of it as your virtual towing tank, streamlining the design process by replacing experimental facilities and numerical sea trials with a user-friendly interface that allows you to simulate mono-fluid and multi-fluid flows around any vessel, from tankers to luxury yachts, even hydrofoils and open-water propellers.

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  • Free Surface Flows: Virtual towing tank and wind tunnel capabilities with efficient free surface modeling
  • Energy Efficiency Targets: Helps meet EEDI/EEXI targets set by the IMO for emission regulations
  • Adaptive Grid Refinement: Weighted mesh deformations, sliding grids, and overset grids for various body motions
  • Automation with C-Wizard: Automated set-up for resistance, seakeeping, propulsion, planing hulls, and more
  • Resistance Calculations: Automatic setup with up to 5x speed improvement using convergence booster and advanced solver methods
  • Propulsion Modeling: Dedicated module for propeller interactions, including turbulence modeling, ventilation, and cavitation
  • Maneuvering Simulations: Easily simulate complex motions like zigzag, turning circle, and pure sway
  • Wind Studies: Replace wind tunnel testing with CFD to proof vessel stability

Fidelity Automesh

Fidelity Automesh’s game-changing technology transforms complex geometries from CAD or STL into quality meshes for CFD analysis in near real-time. Fidelity Automesh combines all our meshing software into a single workflow. Even the most complex geometries, which used to take a week of intensive manual labor to prepare, now take less than a day to be fully preprocessed, including high-quality meshes, and without simplifying the model. Whether you're dealing with intricate internal or external shapes, Automesh has you covered. Its flexible and robust features offer a seamless combination of structured and unstructured meshing, ensuring high accuracy at unprecedented speeds.

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  • Turns almost any CAD or STL into a watertight geometry in record time
  • Combines surface-to-volume and volume-to-surface mesh techniques
  • Structured-Unstructured Meshing: Seamlessly combines all meshing software into a single workflow
  • Unstructured Meshing:
    • Meshes arbitrarily complex shapes for CFD and FEM grids
    • Full edge capturing and CAD cleaning
    • AutoSeal for resolving large gaps
    • Batch or Interactive GUI with full scriptability
    • Volume-to-surface and surface-to-volume approaches with Tet, Hex, or Hybrid meshes
    • Flexible viscous layers with smooth transition
  • Structured Meshing:
    • Mesh templates for consistent grid generation
    • Comprehensive Python API for automatic mesh generation
    • Automatic grid point distribution and far-field generation
    • Fast smoothing algorithms for low skewness
    • Various configurations including single and multistage, diffusers, bypass, and more
    • Dedicated features for hydraulic turbines, seals, labyrinths, recirculation treatments, and more
    • Full connectivity with IGG™ for interactive meshing of up- and downstream components
  • Voronoi Meshing:
    • Fast, scalable, and robust mesh generation for complex geometries
    • Grids with inherent quality: Face normals aligned with displacement vector, volumes deform continuously under motion
    • Fully body-fitted approach that also support non-convex boundary cells
    • Robust mesh generation for complex geometries and length scale disparities
    • Massively scalable and parallel mesh generation

Fidelity Pointwise for CFD Meshing

Unlock the power of high-fidelity fluid domain characterization with Cadence Fidelity Pointwise CFD Mesh Generation. Recognizing that meshing is a crucial yet time-consuming part of the CFD workflow, Fidelity Pointwise offers industry-leading mesh generation techniques and seamlessly integrates with any CFD simulation workflow, ensuring your meshes are of top quality and compatible with various solvers and simulation tools.

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  • Hybrid, Overset, and High-Order Meshes: Enables explorative examination with cell definitions for meshes up to billions of cells
  • Ease of Interface: Maintains quality meshes across multiple products and workflows
  • Mesh Import and Export: Streamlined processes for easy transition between geometry models and different software
  • Customizable Scripting and Templates: Ability to script or code solutions within the Fidelity Pointwise environment
  • Any Occasion Mesh Types: Balances resolution and cell shape metrics catering to specific flow solver requirements
  • Geometry Model Repairing: Works with B-Rep NURBS, digital geometry forms, 3D scans, and other sources
  • Meshing for Any CFD Solver Format: Export mesh files in suitable formats for various current CFD solutions
  • Supportive Engineering Team: Rapidly improving script and glyph database to assist with any challenges

Millennium Enterprise Multiphysics Platform

Welcome to the future of CFD with the Millennium M1 CFD Supercomputer, the industry’s first turnkey CFD solution. By leveraging the power of GPU acceleration and scalable HPC hardware, Millennium M1 transforms traditional CFD limitations. It boasts the industry's first turnkey CFD solution, reducing turnaround time from days to hours across aerospace, automotive, power generation, and turbomachinery applications.

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  • GPU Acceleration: Provides up to 10X increase in throughput compared to CPU and reduces energy consumption by 17X
  • Turnkey Solution: Combines Fidelity CFD software with HPC hardware for a ready-to-use CFD supercomputing solution
  • Optimized Performance: Scalable HPC architecture and modern GPU solvers tuned for optimal system performance
  • Highly Scalable: Stackable compute nodes for the fastest turnaround time
  • Scalability Across Applications: Near-linear scaling for various applications from aerodynamics to multiphysics
  • High-Fidelity LES Solver: Advanced numerical methods and models with remarkable robustness to grid resolution
  • Cloud Ready Options: Choose between Cloud-hosted by Cadence or on-premises installation
    • Cloud: Hosted by Cadence with stackable compute nodes and ITAR-certified environments available
    • On-Premises: Installed within customer IT infrastructure as a turnkey CFD supercomputing solution

Features

Fidelity CFD: Revolutionizing Fluid Dynamics Design

 

Feature name Description
Comprehensive Platform Streamlines design, multidisciplinary analysis, and optimization
Real Behavioral Modeling Enhances product security and fidelity with improved modeling
Extensive Coverage Handles applications from conjugate heat transfer to aeroacoustic
Customizable Tools Intuitive tools with customization options for tackling computational challenges
Automated Workflows Reduces workflow into a tailored, automated version for efficiency
High-Fidelity Solver (Fidelity LES Solver)
  • Tackles fluid dynamics challenges in aerospace, automotive, and turbomachinery
  • Parallel computing on CPUs and GPUs for accelerated simulations
  • World-class accuracy with reduced turnaround times
Optimization Application (Fidelity Fine Design3D)
  • Leverages machine learning for optimal designs
  • Multi-objective optimization with uncertainty quantification
  • Smart parameterization, advanced data mining, and robust uncertainty quantification
Fluid Flow Simulation (Fidelity Flow)
  • Addresses aerodynamics, conjugate heat transfer, fluid-structure interaction, and multiphysics
  • Optimized density-based and pressure-based solvers for high-speed and thermal flows
  • Advanced features such as OpenLabs, nonlinear harmonic methods, and specialized combustion/cavitation modeling
Turbomachinery Design (Fidelity Flow for Turbomachinery)
  • Tailored for turbomachinery engineering challenges
  • Comprehensive solution from 1D to 3D design, meshing, CFD, and optimization
  • Over 75 years of rotating machinery expertise
Marine Simulation (Fine Marine Solver)
  • Virtual towing tank for naval architects and marine engineers
  • Simulates flows around various vessel types
  • User-friendly interface with automation capabilities via C-Wizard
Mesh Generation (Fidelity Pointwise)
  • Industry-leading mesh generation techniques
  • Seamless integration with CFD simulation workflows
  • Ensures compatibility with various solvers and simulation tools
CAD Preparation and Meshing (Automesh)
  • Transforms CAD or STL geometries into quality meshes.
  • Near real-time mesh generation with structured and unstructured meshing
  • Handles intricate internal or external shapes efficiently
CFD Supercomputer (Millennium M1)
  • Leverages GPU acceleration and scalable HPC hardware
  • Industry-first turnkey CFD solution
  • Drastic reduction in turnaround time across multiple sectors

resources

Catenary Approach for Cable Modeling in Hydrodynamic Applications
CFD Wind Study for Ship Superstructures
LMG Marin Cuts Time and Costs in Ship Design Using Fine Marine
Damen Is Building Ships and Making Waves with Cadence CFD and Cloud Solutions
Syroco Sustainably Reaches Record-Breaking Speeds with Cadence Fidelity Fine Marine
CadenceTECHTALK: High-Accuracy Cavitation Simulation of Hydrofoils
CadenceTECHTALK: Large Eddy CFD Simulation for Automotive Aerodynamics
Working with Dirty CAD While Meshing a Naval Ship Hull
CadenceTECHTALK: Self-Propulsion CFD Simulations: Get Them Right and Fast
CFD Challenges In High Performance Yacht R&D; Perspectives From Recent Americas...
INEOS Britannia is Designing the Next-Generation America's Cup Race Boat with...
Cadence OnCloud Tutorial - CFD Simulation Marine HPC
FINE™/Marine and C-Wizard: Easy-to-Use and Efficient CFD Tools for Naval...
Seakeeping and Maneuverability Analysis for Autonomous Aquatic Drone Using NUMECA...
Democratizing Fluid Dynamics for Marine Engineering: Maneuvering

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Next Steps

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