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Thermodynamic device
serve a diffuser. An elbow, or kinked flex duct, just before a diffuser often leads to poor air distribution and increased noise. Diffusers are typically
Diffuser_(thermodynamics)
Law of thermodynamics establishing the conservation of energy
The first law of thermodynamics is a formulation of the law of conservation of energy in the context of thermodynamic processes. For a thermodynamic process
First_law_of_thermodynamics
Topics referred to by the same term
Look up diffuser or diffusers in Wiktionary, the free dictionary. Diffuser may refer to: Diffuser (automotive), a shaped section of a car's underbody
Diffuser
Type of energy transfer
In thermodynamics, heat is defined as energy in transfer between a body and its surroundings, other than through thermodynamic work or through transfer
Heat
Body of matter in a state of internal equilibrium
separate from its surroundings that can be studied using the laws of thermodynamics. Thermodynamic systems can be passive and active according to internal
Thermodynamic_system
Rate at which heat spreads throughout a material
In thermodynamics, thermal diffusivity is the thermal conductivity divided by density and specific heat capacity at constant pressure. It is a measure
Thermal_diffusivity
Scientific field of study
television, computers, domestic appliances, and nuclear weapons; advances in thermodynamics led to the development of industrialization; and advances in mechanics
Physics
Concept
system through this reversible process, dWrev. But from the first law of thermodynamics, dE = δQ + δW. Therefore, d S = δ ⟨ Q rev ⟩ T {\displaystyle dS={\frac
Entropy (statistical thermodynamics)
Entropy_(statistical_thermodynamics)
Field of statistical mechanics
Stochastic thermodynamics is an emergent field of research in statistical mechanics that uses stochastic variables to better understand the non-equilibrium
Stochastic_thermodynamics
Transport of dissolved species from the highest to the lowest concentration region
generalizations of Fick's laws were developed in the frame of thermodynamics and non-equilibrium thermodynamics. From the atomistic point of view, diffusion is considered
Diffusion
Maximum energy available for use
or "useful work potential", is a fundamental concept in the field of thermodynamics and engineering. It plays a crucial role in understanding and quantifying
Exergy
State of thermodynamic systems where no net flow of matter or energy occurs
Thermodynamic equilibrium is a notion of thermodynamics with axiomatic status[clarification needed] referring to an internal state of a single thermodynamic
Thermodynamic_equilibrium
Curved funnel that increases in area as it approaches the discharge port
by the impeller, maintaining the velocity of the fluid through to the diffuser. As liquid exits the impeller it has high kinetic energy and the volute
Volute_(pump)
Partial differential equation describing the evolution of temperature in a region
In mathematics and physics (more specifically thermodynamics), the heat equation is a parabolic partial differential equation. The theory of the heat equation
Heat_equation
Possible fate of the universe
mechanical energy loss in nature (as embodied in the first two laws of thermodynamics) and extrapolated it to larger processes on a universal scale. This
Heat_death_of_the_universe
Machine to increase pressure of gas by reducing its volume
reducing the volume (since the reduction in volume due to a piston in thermodynamics is considered as positive displacement of the piston).[vague] Put another
Compressor
conductivity Thermal conductivities of the elements (data page) Thermal diffusivity Thermodynamics "Metals, Metallic Elements and Alloys - Thermal Conductivities"
List of thermal conductivities
List_of_thermal_conductivities
Sub-class of turbomachinery
slowing the flow through a diffuser. The static pressure rise in the impeller may roughly equal the rise in the diffuser. A simple centrifugal compressor
Centrifugal_compressor
Transport that does not require energy
like active transport, passive transport relies on the second law of thermodynamics to drive the movement of substances across cell membranes. Fundamentally
Passive_transport
British physicist, engineer and mathematician (1824–1907)
was instrumental in the formulation of the first and second laws of thermodynamics, He contributed significantly to unifying physics, which was then in
Lord_Kelvin
production extremal principles are ideas developed within non-equilibrium thermodynamics that attempt to predict the likely steady states and dynamical structures
Extremal principles in non-equilibrium thermodynamics
Extremal_principles_in_non-equilibrium_thermodynamics
Use of the second law of thermodynamics to distinguish past from future
an arrow of time. As one goes "forward" in time, the second law of thermodynamics says, the entropy of an isolated system can increase, but not decrease
Entropy_as_an_arrow_of_time
Change in energies of a thermodynamic system with respect to particle number
In thermodynamics, the chemical potential of a species is the energy that can be absorbed or released due to a change of the particle number of the given
Chemical_potential
Idealized physical body that absorbs all incident electromagnetic radiation
the cavity may not be in thermal equilibrium, but the second law of thermodynamics states that if left undisturbed it will eventually reach equilibrium
Black_body
Thermodynamic process that is reversible and adiabatic
process that is both adiabatic and reversible.[excessive citations] In thermodynamics, adiabatic processes are reversible. Clausius (1875) adopted "isentropic"
Isentropic_process
Influence of thermodynamics on evolution
of History proposing a theory of history based on the second law of thermodynamics and on the principle of entropy. The 1944 book What is Life? by Nobel-laureate
Entropy_and_life
Exchange of mass, energy, and momentum between observed and studied systems
systems. While it draws from fields as diverse as continuum mechanics and thermodynamics, it places a heavy emphasis on the commonalities between the topics
Transport_phenomena
Process of changing energy
studies of energy transformations are closely tied to the field of thermodynamics. Otto van Guericke invented the first vacuum pump in 1650, which set
Energy_transformation
Measure of the "spread" of light in an optical system
Hamiltonian optics or from the second law of thermodynamics.[page needed] From the perspective of thermodynamics, etendue is a form of entropy. Specifically
Etendue
Scientific study of matter's behavior and properties
determining the state of equilibrium of a chemical reaction, in chemical thermodynamics. A reaction is feasible only if the total change in the Gibbs free energy
Chemistry
Technique for the generative modeling of a continuous probability distribution
probability distribution. They used techniques from non-equilibrium thermodynamics, especially diffusion. Consider, for example, how one might model the
Diffusion_model
Non-equilibrium thermodynamic reaction
class of reactions that serve as a classical example of non-equilibrium thermodynamics, resulting in the establishment of a nonlinear chemical oscillator.
Belousov–Zhabotinsky_reaction
Thermal motion of liquid or gas particles at temperatures above absolute zero
equilibrium system (i.e. it is not at rest yet). Many results in classical thermodynamics are not easily applied to non-equilibrium systems. However, there sometimes
Molecular_diffusion
Branch of fluid mechanics
regime, the physics of nozzle and diffuser flows is altered. Using the conservation laws of fluid dynamics and thermodynamics, the following relationship for
Compressible_flow
Understanding of gas properties in terms of molecular motion
behavior of gases. Its introduction allowed many principal concepts of thermodynamics to be established. It treats a gas as composed of numerous particles
Kinetic_theory_of_gases
Ratio of a fluid's kinematic viscosity to mass diffusivity
dimensionless number defined as the ratio of momentum diffusivity (kinematic viscosity) and mass diffusivity, and it is used to characterize fluid flows in which
Schmidt_number
Image-generating machine learning model
thermodynamic diffusion, since they were first developed with inspiration from thermodynamics. Models in Stable Diffusion series before SD 3 all used a variant of
Stable_Diffusion
Ratio of kinematic viscosity to thermal diffusivity
dynamicist Ludwig Prandtl. It is defined as the ratio of momentum diffusivity to thermal diffusivity. The Prandtl number is a ratio of physical properties that
Prandtl_number
Ratio of thermal diffusivity to mass diffusivity
dynamics and thermodynamics, the Lewis number (denoted Le) is a dimensionless number defined as the ratio of thermal diffusivity to mass diffusivity. It is
Lewis_number
American scientist (1928–2016)
career. One of the foremost authorities on thermodynamics, Cahn applied the basic laws of thermodynamics to describe and predict a wide range of physical
John_W._Cahn
Interpretation of entropy as a measure of the spread of energy
In thermodynamics, the interpretation of entropy as a measure of energy dispersal has been exercised against the background of the traditional view, introduced
Entropy_(energy_dispersal)
Increase in the total entropy of a compound system after mixing
In thermodynamics, the entropy of mixing is the increase in the total entropy when several initially separate systems of different composition, each in
Entropy_of_mixing
also referred to as the terrace step kink (TSK) model, describes the thermodynamics of crystal surface formation and transformation, as well as the energetics
Terrace_ledge_kink_model
Dimensionless quantity associated with free convection of a fluid
(Pr), which describes the relationship between momentum diffusivity and thermal diffusivity: Ra = Gr × Pr. Hence it may also be viewed as the ratio of
Rayleigh_number
Opening or structure through which a fluid is admitted into a space or machine
a compressor or combustion chamber. It may instead be referred to as a diffuser. For an automobile engine the components through which the air flows to
Intake
Pump driven by a gas turbine
high pressure one; so surrounding the impeller is either a volute or a diffuser - these are specially shaped housings to decelerate the flow which then
Turbopump
Practical application of mechanics
application of the natural sciences, mechanics was said to be complemented by thermodynamics, the study of heat and more generally energy, and electromechanics,
Applied_mechanics
Dimensionless numbers used in chemical engineering
German chemist Gerhard Damköhler, who worked in chemical engineering, thermodynamics, and fluid dynamics. The Karlovitz number (Ka) is related to the Damköhler
Damköhler_numbers
Intensive physical property of substances
Reduction potential Standard electrode potential Guggenheim (1985). Thermodynamics (8 ed.). IUPAC, Compendium of Chemical Terminology, 5th ed. (the "Gold
Electrochemical_potential
Fluid flow that occurs due to heterogeneous fluid properties and body forces
motion of fluid driven by density (or other property) difference. In thermodynamics, convection often refers to heat transfer by convection, where the qualified
Convection
Model compatible with special relativity
{\displaystyle \mathbf {q} ~=~-k~\nabla \theta ,} into the first law of thermodynamics ρ c ∂ θ ∂ t + ∇ ⋅ q = 0 , {\displaystyle \rho ~c~{\frac
Relativistic_heat_conduction
Measure of temperature relative to absolute zero
macroscopic quantities thermodynamic work and heat transfer as defined in thermodynamics, but the kelvin was redefined by international agreement in 2019 in
Thermodynamic_temperature
interfacial 'double layer' of charges. Influence of an external force on the diffuse layer generates tangential motion of a fluid with respect to an adjacent
Electrokinetic_phenomena
Technology of indoor and vehicular environmental comfort
performance of vapor compression refrigeration cycles is limited by thermodynamics. These air conditioning and heat pump devices move heat rather than
Heating, ventilation, and air conditioning
Heating,_ventilation,_and_air_conditioning
Pressure of a component gas in a mixture
differences in partial pressure (not concentration). In chemistry and thermodynamics, this concept is generalized to non-ideal gases and instead called fugacity
Partial_pressure
Thermal electromagnetic radiation
law (not to be confused with Wien's displacement law) consistent with thermodynamics and electromagnetism, he found a mathematical expression fitting the
Black-body_radiation
Direct conversion of temperature differences to electric voltage and vice versa
capacity. The thermoelectric effects lie beyond the scope of equilibrium thermodynamics. They necessarily involve continuing flows of energy. At least, they
Thermoelectric_effect
Diffusion model over latent embedding space
probability distribution. They used techniques from non-equilibrium thermodynamics, especially diffusion. It was accompanied by a software implementation
Latent_diffusion_model
Dimensionless quantity related to transient heat conduction
characterizes the time needed for heat to diffuse over a distance, L {\displaystyle L} . For a medium with thermal diffusivity, α {\displaystyle \alpha } , this
Fourier_number
Topics referred to by the same term
thermal expansion in thermodynamics (symbol "α") Fine-structure constant in physics (symbol "α") Thermal diffusivity in thermodynamics (symbol "α") Common-base
Alpha_(disambiguation)
Long rolls of counter-rotating air
the Ekman layer flow and fluxes. The linear approximation, the eddy diffusivity equation with an eddy diffusion coefficient K, allowed Ekman to obtain
Horizontal_convective_rolls
Mathematical descriptions of molecular diffusion
Wiley & Sons. Bokshtein BS, Mendelev MI, Srolovitz DJ, eds. (2005). Thermodynamics and Kinetics in Materials Science: A Short Course. Oxford: Oxford University
Fick's_laws_of_diffusion
Atmospheric effect caused by the solar wind
electrons by "cold" ones is in complete accord with the second law of thermodynamics. The complete process, which also generates an electric ring current
Aurora
Resistance of a fluid to shear deformation
very low temperatures in superfluids; otherwise, the second law of thermodynamics requires all fluids to have positive viscosity. A fluid that has zero
Viscosity
Woodcock (born 20 May 1945, Batley) is Emeritus Professor of Chemical Thermodynamics at the University of Manchester. He has also held appointments at the
Leslie_V._Woodcock
Chemical properties of materials
rates of chemical reactions Chemical thermodynamics – Study of chemical reactions within the laws of thermodynamics Glass transition – Reversible transition
Tammann temperature and Hüttig temperature
Tammann_temperature_and_Hüttig_temperature
Machine used to produce air flow
UK Health and Safety Executive: Top 10 noise control techniques "The Thermodynamics Behind the Mac Pro". Popular Mechanics. December 10, 2019. Retrieved
Fan_(machine)
Force distributed over an area
boundaries or sections at every point. It is a fundamental parameter in thermodynamics, and it is conjugate to volume. It is defined as a derivative of the
Pressure
Ratio of the thermal resistances of a body's interior to its surface
out of the body. Combining these relationships with the First law of thermodynamics leads to a simple first-order linear differential equation. The corresponding
Biot_number
Curve along which a 3-D surface is at equal elevation
distribution the isodensity lines are ellipses. Various types of graphs in thermodynamics, engineering, and other sciences use isobars (constant pressure), isotherms
Contour_line
Dimensionless number in fluid dynamics
scientific domains of thermodynamics and fluid mechanics. Bejan numbers are named after Adrian Bejan. In the field of thermodynamics the Bejan number is
Bejan_number
diffusion difficult to achieve. Blood flow is directly influenced by the thermodynamics of the body. Changes in temperature affect the viscosity and surface
Surface chemistry of microvasculature
Surface_chemistry_of_microvasculature
military engineer Sadi Carnot laid the foundations of the science of thermodynamics by describing the unsurpassably efficient Carnot engine. His insight
Carnot_engine_explanation
Process by which small crystals dissolve in solution for the benefit of larger crystals
or 4 or 5 bonded neighbors) will tend to detach from the particle and diffuse into the solution. Kelvin's equation describes the relationship between
Ostwald_ripening
Nitrogen diffusion case-hardening process
few decades has there been a concentrated effort to investigate the thermodynamics and kinetics involved. Recent developments have led to a process that
Nitriding
Highly viscous liquid exhibiting a kind of semi-solid behavior
no flow when in the steady state, although the liquid phase may still diffuse through this system. Gels are mostly liquid by mass, yet they behave like
Gel
Symbols for constants, special functions
solution thermal diffusivity a spring constant (usually a lowercase Latin k {\displaystyle k} ) the heat capacity ratio in thermodynamics (usually γ {\displaystyle
Greek letters used in mathematics, science, and engineering
Greek_letters_used_in_mathematics,_science,_and_engineering
Electromagnetic radiation generated by the thermal motion of particles
with the development of the concept of mechanical equivalent of heat, thermodynamics and the kinetic theory of gases. In 1851, Lord Kelvin dismissed the
Thermal_radiation
Type of heat transfer within fluids
In fluid thermodynamics, Rayleigh–Bénard convection is a type of natural convection, occurring in a planar horizontal layer of fluid heated from below
Rayleigh–Bénard_convection
Measurement unit derived from basic metric value
irradiance kg⋅s−3 square metre per second m2/s kinematic viscosity, thermal diffusivity, diffusion coefficient m2⋅s−1 pascal-second Pa⋅s = N⋅s/m2 dynamic viscosity
SI_derived_unit
Phenomenon of surface adhesion
isotherm with a kinetic basis and was derived based on statistical thermodynamics. It is the most common isotherm equation to use due to its simplicity
Adsorption
biophysical process governed by classical gas laws, fluid dynamics, thermodynamics, and mechanics. The respiratory system functions to exchange oxygen
Physics_of_respiration
Homogeneous mixture containing dissolved polymers
improve texture, while those in paints help control drip and spreading. Thermodynamics plays a central role in understanding polymer solutions. The Flory-Huggins
Polymer_solution
displacement between the surface charge and the electric charge of the diffuse layer. As a result, the moving particle creates a dipole moment. The sum
Sedimentation_potential
Ratio of a fluid's advective and diffusive transport rates
advective transport rate diffusive transport rate . {\displaystyle \mathrm {Pe} ={\dfrac {\text{advective transport rate}}{\text{diffusive transport rate}}}
Péclet_number
Proposed lightweight radiator
environment is not simply black space, but one with solar radiation and diffuse radiation reflected and emitted from the sun (stars), earth, other objects
Liquid_droplet_radiator
Gaseous phase of water
Saturation vapor density Steam Sublimation Superheating Supersaturation Thermodynamics Troposphere Vapor pressure "Global Climate Highlights 2024". Copernicus
Water_vapor
Russian scientist (born 1934)
situations) of fundamental principles of thermodynamics. Among the numerous applications of non-equilibrium thermodynamics, it appears to be a description of
Vladimir_Pokrovskii
Ability of a material to exchange energy with surroundings
In thermodynamics, a material's thermal effusivity, also known as thermal responsivity, is a measure of its ability to exchange energy with its surroundings
Thermal_effusivity
Physical force that originates from thermodynamics instead of fundamental interactions
classical (and semi-classical) general relativity is closely related to thermodynamics. Based on the work of Jacobson, Thanu Padmanabhan, and others, there
Entropic_force
Ratio of how much light is reflected back from a body
the original on 29 August 2007. Retrieved 27 August 2007. "Thermodynamics | Thermodynamics: Albedo | National Snow and Ice Data Center". nsidc.org. Retrieved
Albedo
Christopher (2007). "Chapter 5: Energy and Entropy: The Birth of Thermodynamics". Heat and Thermodynamics: A Historical Perspective. United States of America: Greenwood
Mathematics, science, technology and engineering of the Victorian era
Mathematics,_science,_technology_and_engineering_of_the_Victorian_era
Outermost layer of the Sun's atmosphere
interior to the corona by non-thermal processes, because the second law of thermodynamics prevents heat from flowing directly from the solar photosphere (surface)
Solar_corona
Technique for measuring thermal conductivity
"Measurement of the Transport Properties of Fluids". Experimental Thermodynamics. Vol. 3 (1st ed.). Oxford: Blackwell Scientific Publications. Assael
Transient_hot_wire_method
Capacity of a material to conduct heat
environment from the warm indoor environment. According to the second law of thermodynamics, heat will flow from the hot environment to the cold one as the temperature
Thermal conductivity and resistivity
Thermal_conductivity_and_resistivity
Technique for ventilation of a building
users can adjust the amount of air that is delivered by the diffuser though rotating the diffuser top. Cooling load profiles for UFAD systems and overhead
Underfloor_air_distribution
Soviet physicist, physical chemist and cosmologist (1914–1987)
on pioneering contributions on the fundamental understanding of the thermodynamics of black holes and expanding the scope of physical cosmology. Yakov
Yakov_Zeldovich
Differential diffusion
2013. Aloke Paul, Tomi Laurila, Vesa Vuorinen and Sergiy Divinski, Thermodynamics, Diffusion and the Kirkendall effect in Solids, Springer, Heidelberg
Kirkendall_effect
American-born Italian academic and scientist
basis of thermodynamics, and non-Euclidean geometrical theories of relativity. He was the scientific coordinator of the "European Thermodynamics Network"
Bernard_H._Lavenda
Forms which matter can take
attraction prevents them from separating. Their anions and cations appear to diffuse within compartmentalized layers or micelles instead of freely as in a uniform
State_of_matter
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
Biblical
He will enlighten or diffuse light;
Girl/Female
Muslim
Helper, Publisher, Diffuser, Spreader, Protector
Biblical
my light; who diffuses light;Jehovah enlightens, arouses or who diffuses light;
Girl/Female
Arabic, Muslim, Sindhi
Diffuser; Spreader; Publisher
Girl/Female
Muslim/Islamic
Publisher Diffuser; Spreader
Boy/Male
Biblical American
My light, who diffuses light.
Boy/Male
American, Australian, Biblical, Chinese, Christian
Light; Who Diffuses Light; Whom God Enlightens
Girl/Female
Muslim
Helper, Publisher, Diffuser, Spreader, Protector
Girl/Female
Indian
Helper, Publisher, Diffuser, Spreader, Protector
Boy/Male
Biblical Hebrew
My light, who diffuses light.
Girl/Female
Indian
Helper, Publisher, Diffuser, Spreader, Protector
Girl/Female
Muslim
Helper, Publisher, Diffuser, Spreader, Protector
Boy/Male
Australian, Biblical, Christian, Hebrew
Light; Who Diffuses Light; Whom God Enlightens
Girl/Female
Indian
Helper, Publisher, Diffuser, Spreader, Protector
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
Girl/Female
Australian, Indian, Telugu
Art
Boy/Male
Arabic, Muslim, Urdu
Victorious
Girl/Female
Tamil
Honeysha | ஹோநேயà¯à®·à®¾
Honey
Female
Native American
Native American name ALAQUA means "sweet gum tree."
Girl/Female
French, German
Pure; Little and Womanly; Female Version of Charles
Girl/Female
Bengali, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Telugu
Goddess Durga
Boy/Male
Arabic
Crowd; Band; Swallow
Surname or Lastname
English, Scottish, and Irish (of Norman origin); also French
English, Scottish, and Irish (of Norman origin); also French : nickname from Middle English, Old French noble ‘high-born’, ‘distinguished’, ‘illustrious’ (Latin nobilis), denoting someone of lofty birth or character, or perhaps also ironically someone of low station. The surname has been established in Ireland since the 13th century, but was re-introduced in the 17th century and is now found mainly in Ulster.Jewish (Ashkenazic) : Americanized form of Knöbel, a surname derived from an archaic German word for a servant. This was the name of a famous rabbinical family which moved from Wiener Neustadt to Sanok in Galicia in the 17th century; several members subsequently emigrated to the U.S.Jewish : Americanized form of Nobel.German : probably a Huguenot name (see 1).Possibly an altered form of German Knobel or Nobel.
Girl/Female
Hindu
Small creeper
Boy/Male
Gujarati, Hindu, Indian, Kannada, Telugu
Lord Vishnu
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
DIFFUSER THERMODYNAMICS
a.
Employing too many words; diffuse.
n.
One who, or that which, infuses.
a.
Poured out; widely spread; not restrained; copious; full; esp., of style, opposed to concise or terse; verbose; prolix; as, a diffuse style; a diffuse writer.
v. t.
To pour out and cause to spread, as a fluid; to cause to flow on all sides; to send out, or extend, in all directions; to spread; to circulate; to disseminate; to scatter; as to diffuse information.
n.
One who, or that which, diffuses.
v. i.
To be diffused; to spread.
a.
Spread abroad; dispersed; loose; flowing; diffuse.
superl.
Full in statement; diffuse; full; profuse.
a.
Having power to diffuse itself; diffusing itself.
adv.
In a diffuse manner.
v. t.
To radiate, shed, or diffuse.
superl.
Extended, in the sense of diffused; open; clear; full.
p. pr. & vb. n.
of Differ
adv.
Hence: In a state to be diffused or propagated; afoot; astir.
v. i.
To pass by spreading every way, to diffuse itself.
p. pr. & vb. n.
of Diffuse
n.
Prolixity; diffuse discourse.
v. t.
To expand; to spread; to extend; to diffuse; to broaden.
imp. & p. p.
of Differ
imp. & p. p.
of Diffuse