{"id":2049,"date":"2026-01-26T22:18:40","date_gmt":"2026-01-26T22:18:40","guid":{"rendered":"https:\/\/ftmtechnologies.com\/blog\/que-es-la-dinamica-de-fluidos-computacional\/"},"modified":"2026-01-28T22:07:58","modified_gmt":"2026-01-28T22:07:58","slug":"what-is-computational-fluid-dynamics","status":"publish","type":"post","link":"https:\/\/ftmtechnologies.com\/en\/blog\/what-is-computational-fluid-dynamics\/","title":{"rendered":"What is Computational Fluid Dynamics (CFD)?"},"content":{"rendered":"\t\t
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What is Computational Fluid Dynamics (CFD)?
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In modern engineering, the ability to predict fluid behavior without relying on costly physical testing has marked a turning point. Thanks to advances in digital simulation, it is now possible to analyze how gases and liquids move in real and virtual environments, enabling design optimization, cost reduction, and faster innovation. This technological revolution has a name: CFD. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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What is CFD (Computational Fluid Dynamics) in fluid engineering?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Computational Fluid Dynamics (CFD) is a key tool in fluid engineering, as it allows engineers to accurately study the behavior of liquids and gases in different scenarios. CFD stands for Computational Fluid Dynamics<\/a> and is a branch of fluid mechanics that uses numerical methods and computer-based calculations to simulate fluid behavior.
Instead of performing expensive experimental tests, CFD enables engineers to predict how a fluid will flow, transfer heat, or interact with its surroundings within a defined environment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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Theoretical foundations: fluid mechanics and numerical methods\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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CFD is based on the Navier\u2013Stokes equations<\/a>, which describe the conservation of mass, momentum, and energy in a fluid. Because these equations are extremely complex to solve analytically, CFD converts them into numerical problems.
The physical domain is divided into small cells using a computational mesh, and specialized algorithms are applied to solve the equations. This process generates detailed data such as pressure, velocity, temperature, and flow patterns.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t

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How a CFD simulation works\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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A Computational Fluid Dynamics simulation typically follows several stages:<\/span><\/p>

  1. Pre-processing:
    The geometric model of the system or component is created, and a computational mesh is generated to divide the domain into small cells.<\/li>
  2. Boundary and initial conditions:
    Fluid properties, boundary conditions, velocity, pressure, heat sources, and other relevant parameters are defined.<\/li>
  3. Solving:
    The CFD software iteratively solves the numerical equations.<\/li>
  4. Post-processing:
    Results are analyzed and visualized using plots, streamlines, temperature maps, pressure contours, and other graphical tools.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t
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    Main applications in engineering and science

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    CFD fluid simulation is widely used across multiple industries:<\/span><\/p>