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searching for Heat transfer coefficient 45 found (127 total)

alternate case: heat transfer coefficient

Jacketed vessel (614 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

ISO 6346 (1,079 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

Transport phenomena (3,532 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

Evaporator (2,142 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

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

Pressure-sensitive paint (1,374 words) [view diff] exact match in snippet view article find links to article

a luminophore that is sensitive to temperature to measure the heat transfer coefficient. This provides additional accuracy in the pressure readings. The

Hempcrete (3,256 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

Heat spreader (696 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

Heat exchanger (9,523 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.

Leidenfrost effect (3,303 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

Thermal manikin (1,686 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) (3,914 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 (1,065 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

Reflow oven (880 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

Boiling (2,311 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

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

Laser beam welding (2,778 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 (1,676 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 (1,159 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

Shell-and-tube heat exchanger (2,260 words) [view diff] no match in snippet view article find links to article

across the tubes to develop a more turbulent flow, increasing the heat-transfer coefficient. The fluids can be either liquids or gases on either the shell

Grashof number (2,946 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}}

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

Heat flux sensor (2,849 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 |". Knauss, Helmut; Roediger, Tim; Bountin, Dimitry

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

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

Curtain wall (architecture) (4,320 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 (3,690 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

Thermal wheel (2,091 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

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

Wet-bulb temperature (3,591 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

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

Calorimeter (3,848 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

Convection (7,033 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

Compressor (6,854 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 pipe (6,906 words) [view diff] no 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 tends to inhibit the heat-pipe action

Photothermal therapy (4,680 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

Heat recovery ventilation (6,163 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

Molten Salt Demonstration Reactor (740 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. The primary coolant loop includes

Internally grooved copper tube (2,831 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 (3,632 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 (11,279 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 (9,495 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 (4,021 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