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searching for Heat transfer coefficient 47 found (124 total)

alternate case: heat transfer coefficient

Jacketed vessel (606 words) [view diff] exact match in snippet view article find links to article

low heat transfer coefficient. Condensing media, such as steam or Dowtherm A, is an exception because in this case the heat transfer coefficient doesn't

Conjugate convective heat transfer (1,218 words) [view diff] exact match in snippet view article find links to article

of proportionality of heat flux to temperature difference with heat transfer coefficient which was the only tool in theoretical heat convection since the

ISO 6346 (1,134 words) [view diff] exact match in snippet view article find links to article

externally; heat transfer coefficient K=0.7W/M2.K H5 Insulated - Heat transfer coefficient K=0.4W/M2.K H6 Insulated - Heat transfer coefficient K=0.7W/M2

Sol-air temperature (675 words) [view diff] exact match in snippet view article find links to article

= heat transfer surface area [m2] h o {\displaystyle h_{o}} = heat transfer coefficient for radiation (long wave) and convection [W/m2K] T o {\displaystyle

Transport phenomena (3,486 words) [view diff] exact match in snippet view article find links to article

boundary conditions, the heat transfer may be represented by a heat transfer coefficient. Q = h ⋅ A ⋅ Δ T {\displaystyle Q=h\cdot A\cdot {\Delta T}} where

Heat spreader (700 words) [view diff] exact match in snippet view article find links to article

instance, this may be because it is air-cooled, giving it a lower heat transfer coefficient than if it were liquid-cooled. A high enough heat exchanger transfer

Evaporator (2,133 words) [view diff] exact match in snippet view article find links to article

overall performance of evaporators depends on factors such as the heat transfer coefficient, tube/plate material properties, flow regime, and achieved vapor

Induction welding (808 words) [view diff] exact match in snippet view article find links to article

Where: q n {\displaystyle q^{n}} is heat flux density h is the heat transfer coefficient T s {\displaystyle T_{s}} is the temperature of the work piece

Reaction calorimeter (1,402 words) [view diff] exact match in snippet view article find links to article

heating (or cooling) power (W) U {\displaystyle U} → overall heat transfer coefficient (W/(m2K)) A {\displaystyle A} → heat transfer area (m2) T r {\displaystyle

Climbing and falling film plate evaporator (2,452 words) [view diff] exact match in snippet view article find links to article

heat transfer coefficient. The optimum height ratio of feed water is found to be Rh = 0.3. Any height ratio less than 0.3 will cause the local heat transfer

Hempcrete (3,257 words) [view diff] exact match in snippet view article find links to article

the heat transfer coefficient, a characteristic of insulating materials. On three cubic samples of hempcrete after 28 days of drying the heat transfer coefficient

Leidenfrost effect (3,076 words) [view diff] exact match in snippet view article find links to article

approximately 0.09 for most fluids at moderate pressures. The heat transfer coefficient may be approximated using Bromley's equation, h = C [ k v 3 ρ

Heat exchanger (9,315 words) [view diff] exact match in snippet view article find links to article

exchangers is done by tracking the overall heat transfer coefficient. The overall heat transfer coefficient tends to decline over time due to fouling.

Reflow oven (521 words) [view diff] exact match in snippet view article find links to article

vapour phase soldering are: High energy efficiency due to the high heat transfer coefficient of vapour phase media Soldering is oxygen-free. There is no need

Thermal manikin (1,682 words) [view diff] exact match in snippet view article find links to article

output and manikin skin temperature to equivalent temperature (the heat transfer coefficient) changes slightly for each zone of the manikin and based on clothing

Thermal management (electronics) (3,931 words) [view diff] exact match in snippet view article

thereof) is a function of material, geometry, and overall surface heat transfer coefficient. Generally, forced convection heat sink thermal performance is

Moving-bed heat exchanger (882 words) [view diff] case mismatch in snippet view article find links to article

October 2013. Matthew Golob; Sheldon Jeter; Dennis Sadowski. "HEAT TRANSFER COEFFICIENT BETWEEN FLAT SURFACE AND SAND" (PDF). Georgia Institute of Technology

Moving horizon estimation (1,061 words) [view diff] exact match in snippet view article find links to article

temperature) p i {\displaystyle p_{i}} = i -th estimated parameter (e.g. heat transfer coefficient) w y {\displaystyle w_{y}} = weighting coefficient reflecting

Condenser (heat transfer) (1,433 words) [view diff] exact match in snippet view article

pressure per unit mass (or other) h {\displaystyle h} is the heat transfer coefficient of the coolant tube P {\displaystyle P} is the perimeter of the

Boiling (2,273 words) [view diff] exact match in snippet view article find links to article

seeds for vapor growth. Confined boiling typically has higher heat transfer coefficient but a lower CHF than pool boiling. CHF occurs when the vapor momentum

Laser beam welding (2,762 words) [view diff] exact match in snippet view article find links to article

normal to the surface impinged on by the laser, h=convective heat transfer coefficient for air, σ is the Stefan–Boltzmann constant for radiation, and

Regenerative heat exchanger (1,672 words) [view diff] exact match in snippet view article find links to article

exchange applications requiring effectiveness exceeding 85%. The heat transfer coefficient is much lower for gases than for liquids, thus the enormous surface

CFD in buildings (3,299 words) [view diff] exact match in snippet view article find links to article

{x}}}+{\frac {e_{0}}{2}}A\Delta {x}=0} or when radiation and convection heat transfer coefficient are combined, above equation becomes as follows; h A c o m b i

Trans-1,3,3,3-Tetrafluoropropene (810 words) [view diff] exact match in snippet view article find links to article

two-phase heat transfer under the constraint of achieving the same heat transfer coefficient. So, from a technological point of view, modifications to the

Heat flux sensor (2,788 words) [view diff] exact match in snippet view article find links to article

applications". "greenTEG application note:building physics". "GreenTEG | Heat transfer coefficient of fabrics |". ASTM C1130-17 Standard Practice for Calibration

Grashof number (2,942 words) [view diff] exact match in snippet view article find links to article

difference Δ T {\displaystyle \Delta T} T {\displaystyle \mathrm {T} } Heat transfer coefficient h {\displaystyle h} Q L 2 t T {\displaystyle \mathrm {\frac {Q}{L^{2}tT}}

Wet-bulb temperature (3,555 words) [view diff] exact match in snippet view article find links to article

equilibrium (K) h c {\displaystyle h_{\mathrm {c} }} convective heat transfer coefficient (W/m2·K) Note that: ( H − H 0 ) {\displaystyle (H-H_{0})} is the

Continuous reactor (1,892 words) [view diff] exact match in snippet view article find links to article

qx: the heat liberated or absorbed by the process (W) U: the heat transfer coefficient of the heat exchanger (W/(m2K)) A: the heat transfer area (m2)

David Ting (academic) (1,146 words) [view diff] exact match in snippet view article

comparing various turbulence inducing devices, they found the heat transfer coefficient to be significantly influenced by the turbulence intensity. Their

Curtain wall (architecture) (4,311 words) [view diff] exact match in snippet view article

construction. Relative to other building components, aluminum has a high heat transfer coefficient, meaning that aluminum is a very good conductor of heat. This

Vapor-compression refrigeration (3,576 words) [view diff] exact match in snippet view article find links to article

simplifies the design of the refrigerant system, increases the heat transfer coefficient in evaporators and condensers, eliminates the risk of refrigerant

Photovoltaic thermal hybrid solar collector (3,031 words) [view diff] exact match in snippet view article find links to article

cases, a good and longtime durable thermal contact with a high heat transfer coefficient between the PV cells and the fluid is essential. The rear side

Thermal wheel (2,089 words) [view diff] exact match in snippet view article find links to article

boundary layer of the heat exchanger material and thus improve the heat transfer coefficient of the device, and hence increase efficiency. The energy exchange

Calorimeter (3,800 words) [view diff] exact match in snippet view article find links to article

In addition, fill volumes (i.e. wetted area), specific heat, heat transfer coefficient have to be determined to arrive at a correct value. It is possible

Frédéric Barlat (1,097 words) [view diff] case mismatch in snippet view article find links to article

Anisotropy Evolution in Steel Sheet (PhD dissertation: Ha Jin Jin) Heat Transfer Coefficient Calculations between Tool and Boron Steel Blanks for HPF (MSc

Convection (6,999 words) [view diff] exact match in snippet view article find links to article

surface, various correlations exist in order to determine the heat transfer coefficient. A general correlation that applies for a variety of geometries

Paul R. Hill (2,135 words) [view diff] no match in snippet view article find links to article

walls from arbitrary variation of adiabatic-wall temperature and heat-transfer coefficient', NACA. Hansen, J. R., 1995, Spaceflight Revolution: NASA Langley

Compressor (6,841 words) [view diff] exact match in snippet view article find links to article

oil-free when using air or magnetic bearings which increases the heat transfer coefficient in evaporators and condensers, weigh up to 90% less and occupy

Heat recovery ventilation (5,168 words) [view diff] exact match in snippet view article find links to article

4-45 Yes Fixed plate No moving parts hence high reliability High heat transfer coefficient No cross contamination Frost control possible Sensible and latent

Photothermal therapy (4,593 words) [view diff] exact match in snippet view article find links to article

PTAs is as follows: η = (hAΔΤmax-Qs)/I(1-10-Aλ) where h is the heat transfer coefficient, A is the container surface area, ΔΤmax means the maximum temperature

Molten Salt Demonstration Reactor (742 words) [view diff] exact match in snippet view article find links to article

There are 47 baffles of type disk and doughnut. The overall heat transfer coefficient (U) is equal to 700 Btu/hr·ft2. : 28 The primary coolant loop

Heat pipe (7,267 words) [view diff] exact match in snippet view article find links to article

at the other end, any additional increase (deviation) in the heat transfer coefficient from the initial design will tend to inhibit the heat pipe action

Internally grooved copper tube (2,827 words) [view diff] exact match in snippet view article find links to article

temperatures inside the tubes. This is important because the overall heat transfer coefficient of a coil is a function of the convection of the refrigerant inside

Scott Haraburda (3,588 words) [view diff] exact match in snippet view article find links to article

However, these are based upon assumptions of estimating inside heat transfer coefficient, predicting flow around the outside of the coil, and upon constant

Stirling engine (11,114 words) [view diff] exact match in snippet view article find links to article

they have low specific power). This is primarily due to the heat transfer coefficient of gaseous convection, which limits the heat flux that can be

Titanium foam (9,412 words) [view diff] exact match in snippet view article find links to article

growth direction with respect to gravity affecting the interfacial heat transfer coefficient of chill castings". Materials & Design. 30 (9): 3592–3601. doi:10

List of thermal conductivities (4,006 words) [view diff] exact match in snippet view article find links to article

a thermal conductivity a boiler company also has an interface heat transfer coefficient Q and also some Kurganov has posted this simplification that water