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#1 ANSYS Fluent

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ANSYS Fluent is an industry-leading fluid simulation software that is best known for its pioneer physics modeling abilities and industry-leading accuracy. It gives you more time to innovate and optimize product performance. Trust in simulation results with software that has been rigorously validated across a wide range of applications. With this application, you can create advanced physics models and analyze various fluid phenomena all in a customizable and intuitive environment.

Efficiently simulate splitting, pooling, and thinning of multiphase flows with automatic transitions between models including DPM, VOF, EWF, and LWF. For effusion cooling of the combustion lining, the perforated wall model simulates thousands of holes without having to plug in each hole. The platform has major enhancements for accurate acoustics modeling. It accurately predicts vehicle noise levels by combining Fluent aeroacoustics with ANSYS Mechanical Acoustics. Ansys VRXPERIENCE sonic tools are available in Fluent for processing aeroacoustics CFD results. Simulate sound-absorbing walls and enhance designs by identifying local noise sources.

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#2 Simscale CFD

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SimScale CFD is a cloud-based leading CAE platform that offers access to CFD, FEA, and thermodynamics simulation capabilities 100% via a standard web browser. By providing instant access to Computational Fluid Dynamics (CFD) and Finite Element Analysis (FEA), it has moved high-fidelity physics simulation technology from a sophisticated, low-cost desktop application available only to experts in large companies, to a user-friendly web application accessible to any designer and engineer worldwide through a pay-as-you-go pricing model.

Leveraging the power of the cloud for simulation, it is available from a standard web browser and any computer, removing the barriers that come with traditional simulation tools like high installation costs, license fees, HPC deployment, necessary updates, and maintenance. Founded in 2012 and based in Munich and Boston, the platform is an integral part of the design validation process for thousands of successful companies worldwide and over 150,000 individual users across industries ranging from AEC and HVAC to electronics, consumer products, automotive, and aerospace industry.

#3 Autodesk Fluid Flow

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Autodesk Fluid Flow is an industry-leading fluid dynamics software that helps to enhance product performance and reliability. The software predicts fluid rates, pressure drops, and turbulence which are some of the factors that are challenging to be measured during the designing process. Determining these performance indicators with the use of CFD simulation enables engineers and designers to explore more ideas and opt for better decisions.

High-performance and reliable products speak for themselves and can help your business. Products such as pumps, valves, heat exchangers, nozzles, and metering devices depend on fluid flow characteristics to determine their success. Engineers need to find the right balance between cost, performance, and reliability while working with a limited amount of time. For this, engineers must explore more ideas during design.

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#4 OpenFOAM

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OpenFOAM is a free open source and leading computational fluid dynamics (CFD) software package released by the OpenFOAM Foundation. It has a large user base from commercial and academic organizations in most fields of engineering and science. It has a wide range of functions for solving any problem, from complex fluid flows involving chemical reactions, turbulence, and heat transfer, to rigid body dynamics and electromagnetism.

The platform provides end-to-end process-oriented workflows, aerodynamics, and hydrodynamics including vehicles, buildings, environment, urban climate, and seascapes. It helps to design internal duct flows, heating, ventilation, and air conditioning (HVAC), environmental control systems (ECS), cold rooms, indoor climate in a building, solar heating and ventilation, fire safety and security, hydraulics, thermal analysis under the hood, and defrosting, etc.

#5 CFDTool

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CFDTool is a computational fluid dynamics or CFD software toolbox for simulation and modeling of fluid flows with dynamics of heat transfer. An intuitive graphical interface allows you to start modeling right away without wasting time learning a complex solver or programming syntax. Non-linear expressions and coefficients can be defined and entered in the same way as written on paper.

Unique solver integration allows you to define your model once and then use any and all CFD solvers interchangeably, which can be invaluable for testing and validation. It is suitable for everyone, from students and newbies learning the basics of fluid dynamics and/or heat transfer modeling to researchers and engineers who can save a lot of time by eliminating the need to manually configure solvers and simulation problems.

#6 FEATool Multiphysics

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FEATool Multiphysics is a highly flexible and easy-to-use physics and finite element FEM simulation toolbox for MATLAB. It is a fully integrated toolbox for modeling and simulation of coupled physics phenomena, continuum mechanics, partial differential equations PDE, and engineering problems.

The platform strives to provide a truly easy-to-use and comprehensive integrated modeling platform for all types of Multiphysics analysis. Combining the best of intuitive usability, extensibility, and customization options such as Graphical User Interface (GUI), Built-in geometry and CAD modeling tools, Automatic mesh and meshing, Post-processing and rendering, Fully programmable and scriptable all that makes the right modeling and simulation tool for everyone from mathematical modeling students to researchers and engineers looking to explore new ideas in an easy, fast and convenient way.

#7 FEATFLOW

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FeatFlow (Finite Element Analysis Toolbox for Flow) is Fortran’s finite element CFD code that uses very efficient FEM sampling along with a geometric multigrid approach to solving linear systems. This results in a very fast and computationally efficient solver, which usually provides a significant or greater speedup than commercially available solvers. It can be used from MATLAB with the platform’s Multiphysics GUI.

It proposes a new end-to-end learning framework that predicts scene dense flow and platform ego movement by establishing an efficient geometric match from successive point clouds. It introduces a new scoring layer and a score-weighted loss of alignment function. Their combination effectively forces the model to learn distinctive cue point detectors and consistent function descriptors. In popular scene flow datasets (FlyingThings3D and KITTI Scene Flow), its framework vastly outperforms all modern scene flow estimation methods. On popular real-life LiDAR datasets (Oxford RobotCar and KITTI Odometry), its structure also yields pairwise scan matching results comparable to modern ones.

#8 COSMOSWorks

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COSMOSWorks is an application that provides simple and accurate design analysis that leads to better products, giving designers a safety net to spot errors. Designers can innovate with the confidence that they won’t make costly mistakes in the future. Full integration with SolidWorks means that its users can perform design analysis, modeling, and optimization directly from the SolidWorks user interface.

The platform provides faster, less costly, and streamlined product development and deeper insight into product characteristics than ever possible with even the most detailed prototypes. For designers and engineers looking to improve product quality, it contains the most used analysis capabilities in the industry. The platform makes it easy to go beyond simple manual calculations, testing your intuition while studying the real characteristics of various structures alternatives without leaving the SolidWorks window.

#9 Ingrid Cloud

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Ingrid Cloud is a wind simulation software and service. It is cloud-based and fully automated. It is an easy-to-use platform based on scientifically validated computational fluid dynamics (CFD) code, providing robust simulations to guide, optimize, and validate all stages of design. It applies Implicit Large Eddy Simulation (LES) to all simulations and solves them with some of the fastest HPC or high-performance computing resources in the world.

This automated cloud-based solution improves accuracy, flexibility, and cost-effectiveness in flow simulation. The solution’s affordability and ease of use allow designers and architects to accelerate and improve their designs with no prior knowledge of computational fluid dynamics (CFD) or modeling. It also contains built-in functionality that allows users to include trees in their Wind Comfort simulations. Trees are modeled as a porous medium and its LES solver automatically refines the mesh, generating visualizations for pedestrian comfort and wind effects.

#10 VisSim

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VisSim is a microscopic multi-modal traffic flow simulation software that offers unprecedented accuracy and realism yet has the flexibility to meet any modeling need. If you want the most realistic and accurate representation of how traffic flows on a micro-scale, this tool is for you. VisSim uses millions of micro-scale vehicles, which can be modeled realistically or abstractly in urban environments and in real-time. Its micro-scale vehicles simulate the diverse behavior of large groups of drivers and pedestrians and their interactions with each other and with stationery items such as intersections, roundabouts, jug handles, railroads crossings, etc.

Unlike most other simulators, this software is not limited to a particular traffic network topology. This means you can use it for any traffic network, including those with minimum-, median- and maximum-flow schemes. You can also simulate traffic on the road with variable speed limits and congestion using the built-in speed analysis tool. VisSim has hundreds of built-in modules, including signal timing, intersection control, crash analysis, pedestrian count analysis, pedestrian/vehicle conflict evaluation, crash rate calculation, etc. VisSim’s data import/export function allows users to exchange vehicles and parameters between different models either by file transfer or by e-mail.

#11 Autodesk CFD

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Autodesk CFD is a computational fluid dynamics software that allows you to make 3D flow models and analyze how the liquids and gases are flowing in your model system. You can use this in a wide range of fields, including automotive engineering, aerospace engineering, military engineering, and entertainment design for movies or video games. It is also compatible with other industries such as the oil and gas industry due to its high degree of accuracy in comparison to hand calculations or physical prototypes.

Autodesk CFD can be used by individuals or teams that do not have the necessary skills in fluid dynamics development in order to produce accurate results in less time. Nevertheless, it should be noted that this program does require expertise in geometry modeling and physics-based simulation tools. Maintenance and support for this program are performed by the Autodesk CFD customer support team and are available exclusively through the company website. The Autodesk CFD software includes a set of pre-built libraries that allow engineers and analysts to simulate flow over various surfaces such as flat, curved, and compound surfaces.

#12 CFD Module

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CFD module is a software for simulating fluid flow applications. Fluid flow is an essential component of many engineering disciplines like civil engineering, mechanical engineering, aerospace and naval engineering, and environmental science. This simulation software helps simulate various fluid flow phenomena, such as air or gas dynamic flows, heat or mass transfer processes, and shocks in the pipeline.

With the CFD Module, you can save a huge amount of research and development time and money by reducing the total solution time from your computer to a couple of days. It can simulate jet airflow, hot airflow, water current flows, streamflow, and gas flows in pipes, batteries, tank walls, etc. The simulations can be run at real-time rates or at real-time rates that allow for the proper evaluation of parameters ahead of time. All in all, the CFD module is a great tool that you can consider among its alternatives.

#13 Simcenter

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Simcenter analysis software is designed to provide simulation, review, and analysis of complex systems in a matter of minutes. You can use this tool for risk analysis before creating a design model. Various functions can be created, including process design, risk analysis, performance testing, mechanical design, fluid flow modeling, and verification. It allows you to model very complex physical processes with detailed accuracy without difficulty

Structures can be analyzed under static loading along with dynamic loading such as wind loads, seismic loads, etc. The finite Element Method allows nonlinear interactions among systems to be modeled accurately. All in all, Simcenter is a great tool that you can consider among its alternatives.

#14 Flowsquare

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Flowsquare is a two-dimensional CFD software that you can use to simulate unsteady, non-reactive, or even reactive flow systems. It provides accurate solutions of the 2nd order Reynolds equation with both turbulent and laminar boundary layers. Coupling of the Navier-Stokes equations for incompressible flow with an Eulerian description of compressible flow is also possible with this tool.

The calculation domain can be either rectangular or cylindrical geometry, including axisymmetric cases. The solution method consists in approximating the pressure gradient term by finite difference schemes based on central differences or upwind differencing methods. An upwind scheme is used to compute the convective term.

#15 ParaView

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ParaView is an open-source data analysis and simulation software. It has many useful functions that allow you to visualize large datasets, with support for static images as well as animations. There are four major features, including Plotting, Analysis Tools, Visualization Tools, and Data Management Tools.

The fourth component of ParaView is the programming interface which allows developers to integrate their own applications with the system’s graphical abilities. The tool is made up of a framework for data analysis on UNIX platforms and an extended set of graphics tools called X3D on Windows platforms. ParaView is effective for visualizing any type of data, but it is especially useful for big data analysis.

#16 Altair

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Altair is a company that provides software and cloud solutions for simulation, IoT, high-performance computing, data analytics, and artificial intelligence. The company has many different products with various features, all created to find solutions to various problems in these fields. There are also many courses available on the site if you want to learn more about their software or how they might apply to your field.

In addition to the software, Altair also provides a cloud-based platform for the development and deployment of solutions. They offer a free platform that allows you to create an entirely virtual lab in the cloud so you can test out your software in a safe and controlled environment. These labs can simulate multiple different operating systems all at once, allowing you to test various software solutions in a safe environment.

#17 SimFlow CFD

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SimFlow CFD is a software for Computational Fluid Dynamics that you can use in engineering, science, and various other fields. It provides engineers the power to build simulations that reflect real-world conditions. The tool includes specialized methods of solving many equations and eliminates the need for engineers to manually calculate models in order to achieve stable simulation results. SimFlow CFD is designed with features such as speed and ease of use in mind so you can get started without having any prior knowledge or experience in computational fluid dynamics or fluid mechanics. This program is used for the simulation of turbulence, free-surface flows, heat transfer, and many other aspects of fluid dynamics.

It also has the ability to solve more than 150 equations for use in fluid flow simulation models. It can also easily model a wide range of physical phenomena such as gravity, buoyancy, Newton’s laws of motion, and other physics laws. SimFlow works by converting each equation into a computational object which can be solved by the C++ application. The software automatically calculates all numerical solutions without the human intervention required to complete calculations. All in all, SimFlow CFD is a great tool that you can consider among its alternatives.

#18 ANSYS AIM

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ANSYS AIM is a simulation tool that dramatically reduces the time to set up and run engineering simulations with an intuitive user interface and guided simulation workflows. Templates guide engineers through the entire modeling process and automate many of the routine steps. Less time is spent on training or retraining, and more time is spent on production. The platform enables you to adapt modeling processes and use best practices to ensure consistency and accuracy. Custom physical objects and loads can be used to tailor the simulation definition to specific needs. Any simulation can be used as the basis for a custom template that can be reproduced on any model.

The salient features of the platform include Perform fluid simulations (reducing pressure drop, calculating lift and drag coefficients, estimating fluid loads, and predicting flow behavior), analyze static deflections and stresses for complex parts and assemblies, which can include nonlinear contact, structural connections, and large deflections, Determine the natural frequencies and vibration characteristics of the product to understand its durability and longevity.

#19 Caedium Professional

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Caedium Professional is a Computational Fluid Dynamics (CFD) software system. It delivers full-fidelity, interactive simulations of air, surface water, and even deep water to help you visualize complex fluid flows. The tool has the capability to produce high-quality visuals like detailed cross-sections and animations. The innovations make it possible to study how fluids flow over complex geometries in real-time without the need for any external hardware or special skills.

With this software, you can decompose models into work packages that can be completed by either engineering personnel or, more commonly, by outside people not necessarily familiar with the process of modeling. Caedium Studio Designer is an additional module for projects needing high-performance capabilities. It provides a full-fidelity interactive rendering of your airflow system with control over settings such as wind direction visualization and mesh refinement.