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is a branch of mechanics.
It is a basic science. The movement of various fluids is studied, and the main medium is gas, but there are also studies of water, oil, etc.
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The forces acting on a fluid are: mass force and surface force. Because the fluid cannot withstand the concentrating force, only the distributed force.
The inertial force is not an external force that occurs at the fluid point due to the interaction between the fluid mass point and other objects, but is an imaginary acceleration for the convenience of research and analysis.
Virtual force of the fluid block.
In the absence of viscosity, there is not only no friction inside the fluid when it moves.
And there is no friction at the boundary where it is disconnected from the solid.
Plasma is a collection of free electrons, equally positively charged ions, and neutral particles. Plasma has a special law of motion under the action of a magnetic field.
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Fluid mechanics is one of the second-level disciplines under the first-level discipline of mechanics, which trains engineering and master of science students.
Fluid mechanics is a discipline with strong foundation and wide application, and its research objects are constantly updated, deepened and expanded with the needs of production and the development of science. Before the 60s, it mainly focused on aviation, aerospace, atmosphere, ocean, shipping, water conservancy and various pipelines, etc., to study the problem of momentum transfer in fluid motion, that is, it was limited to the study of the law of fluid motion and the interaction force between it and the interface with solids, liquids or atmosphere.
There is no "fluid mechanics" major in the undergraduate program, but there is a fluid mechanics major in the master's program. Beijing University of Aeronautics and Astronautics, Peking University, University of Science and Technology of China and other schools all recruit graduate students majoring in fluid mechanics.
Training Objectives and Employment Prospects of Fluid Mechanics Major:
This discipline cultivates high-level professionals with all-round development of morality, intellect and physique, a solid theoretical foundation, systematic professional knowledge and proficient experimental skills in the field of fluid mechanics, an understanding of the development frontiers and dynamics in the field of fluid mechanics and bioengineering mechanics, and the ability to independently carry out scientific research in this discipline. Degree recipients should be able to undertake teaching, research and development management in colleges and universities, research institutes and high-tech enterprises.
Fluid mechanics is a relatively unpopular major. Because this major is more targeted, there are relatively large limitations in employment, no matter which school you study fluid mechanics, you will be more or less limited when you are employed. Graduates can engage in design, construction, management, research and other related work in the departments of architectural development, construction, management and other departments or design and scientific research units.
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Fluid mechanics is a branch of mechanics, which is a discipline with strong foundation and wide application, which mainly studies the static state and motion state of the fluid itself and the interaction and flow law between the boundary wall of the fluid and the solid under the action of various forces. Fluid mechanics was gradually developed in the struggle between human beings and the natural world and in the practice of production, and it was Archimedes of ancient Greece who contributed to the formation of the discipline of fluid mechanics.
Supplementary Materials: Fluid mechanics research areas include: Theoretical Fluid Mechanics, Hydrodynamics, Gas Kinetics, Aerodynamics, Suspended Mass Mechanics, Turbulence Theory, Viscous Fluid Mechanics, Multiphase Fluid Mechanics, Seepage Mechanics, Physical-Chemical Fluid Mechanics, Plasma Dynamics, Electromagnetic Fluid Mechanics, Non-Newtonian Fluid Mechanics, Fluid Mechanics of Fluid Mechanics, Rotational and Stratified Comic Fluid Mechanics, Radiation Fluid Mechanics, Computational Fluid Dynamics, Experimental Fluid Mechanics, Environmental Fluid Mechanics, Microfluidic Mechanics, biofluid mechanics, etc.
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Fluid mechanics is a discipline that studies the motion laws and interactions between liquid beams and gases under the action of external forces. It involves the properties of fluids such as motion, pressure, density, temperature, viscosity, etc., as well as their changes and interactions in different fluid dust fields.
Fluid mechanics is an important tool for studying many phenomena in nature, such as the movement of air currents in meteorology, the movement of ocean currents in oceanography, and the hydrodynamics of chain potatoes in civil engineering. The applications of fluid mechanics also include aerospace engineering, energy, environmental engineering, and other fields.
In fluid mechanics, fluids are often regarded as a continuous medium, and the motion and interaction of fluids are described and analyzed through the theory and methods of continuum mechanics. In addition, fluid mechanics includes a series of mathematical and physical equations to describe the laws of motion and changes in the properties of fluids, such as Bernoulli's equations, Navier-Stokes equations, etc.
In conclusion, fluid mechanics is a broad field of discipline that is of great significance for our understanding and application of fluid motion and interactions in nature. <>
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Fluid mechanics has been widely used in industry, agriculture, transportation, astronomy, geology, biology, medicine, etc. Through theoretical and experimental studies of turbulence, understand its structure and establish computational models; multiphase flow; fluid-structure interactions; boundary layer flow and separation; biogeology and environmental fluid flow; All kinds of experimental equipment and instruments, etc.
The specific application is as follows:
1. In heating, ventilation and gas engineering: heat, air regulation, gas transmission and distribution, detoxification and dehumidification, dust removal and cooling, etc., are all based on fluid as the medium, through various physical actions of the fluid, the flow of fluid is effectively organized and realized.
2. In construction engineering and civil engineering: such as foundation pit drainage, subgrade drainage, groundwater infiltration, foundation pit seepage stabilization treatment, cofferdam construction, offshore platform buoyancy in water and stability against external disturbances, etc.
3. In municipal engineering: such as bridge and culvert aperture design, water supply and drainage, pipe network calculation, pumping station and water tower design, tunnel ventilation, etc., especially in water supply and drainage engineering, no matter water intake, water treatment, water transmission and distribution are realized in the process of water flow.
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