Performance of a Supercritical CO2 Bottoming Cycle for Aero
... exhaust gases. This could provide additional shaft power. Supercritical carbon dioxide closed-circuit power cycles are currently being investigated primarily for stationary power applications, but their high power density and efficiency, even for modest peak cycle temperatures, makes them credible b ...
... exhaust gases. This could provide additional shaft power. Supercritical carbon dioxide closed-circuit power cycles are currently being investigated primarily for stationary power applications, but their high power density and efficiency, even for modest peak cycle temperatures, makes them credible b ...
Combust. Sci. and Tech., 182: 215–230, 2010 # ISSN: 0010-2202 print=1563-521X online
... contributions of radiative and convective transfer in wildland fires is critical to the understanding of the wildland fire ignition, spread, and intensity. It is evident that both modes of heat transfer participate in crown, ground, and surface fire spread. This work seeks to add insight to this questi ...
... contributions of radiative and convective transfer in wildland fires is critical to the understanding of the wildland fire ignition, spread, and intensity. It is evident that both modes of heat transfer participate in crown, ground, and surface fire spread. This work seeks to add insight to this questi ...
Engineering Principles - Pearson Schools and FE Colleges
... Expression – a mathematical statement such as a2 + 3 or 3a − t. Expressions can easily be recognised because they do not contain an equals sign. Base – the term that is raised to an index, power or exponent. For example, in the expression 43 the base is 4. Index – the term to which the base is raise ...
... Expression – a mathematical statement such as a2 + 3 or 3a − t. Expressions can easily be recognised because they do not contain an equals sign. Base – the term that is raised to an index, power or exponent. For example, in the expression 43 the base is 4. Index – the term to which the base is raise ...
HIGH PERFORMANCE COMMMERCIAL BUILDINGS
... The building form also determines the air flow pattern around the building directly affecting its ventilation. The compactness of the building is measured using the ratio of surface area to volume (S/V). The depth of a building also determines the requirement for artificial lighting. The greater the ...
... The building form also determines the air flow pattern around the building directly affecting its ventilation. The compactness of the building is measured using the ratio of surface area to volume (S/V). The depth of a building also determines the requirement for artificial lighting. The greater the ...
Chapter 3 Defects in Semiconductors 3.1
... concentration, intrinsic carrier density, electron concentration, hole concentration, electron capture cross section and hole capture cross section respectively. From equation (3.1) it is clear that the recombination rate is higher for larger ET (i.e. most efficient recombination centers are those c ...
... concentration, intrinsic carrier density, electron concentration, hole concentration, electron capture cross section and hole capture cross section respectively. From equation (3.1) it is clear that the recombination rate is higher for larger ET (i.e. most efficient recombination centers are those c ...
detailed modeling of solar flat-plate collectors with design tool
... field of solar flat-plate evacuated collectors. Validation has been performed for the evacuated collector K3 with selective absorber and no insulation applied at the back of absorber (only air layers at given pressure). The collector envelope consists of moulded metal frame and low iron glazing. Sup ...
... field of solar flat-plate evacuated collectors. Validation has been performed for the evacuated collector K3 with selective absorber and no insulation applied at the back of absorber (only air layers at given pressure). The collector envelope consists of moulded metal frame and low iron glazing. Sup ...
Adaptive Welding by Fiber Optic Thermographic Sensing: An
... equation during welding has been given by Rosenthal (Ref. 16) and has been refined by several other authors (Ref. 17). Such analytical models provide a good general idea of the temperature distribution during welding, but they are limited to idealized plate geometries and heat source distributions. ...
... equation during welding has been given by Rosenthal (Ref. 16) and has been refined by several other authors (Ref. 17). Such analytical models provide a good general idea of the temperature distribution during welding, but they are limited to idealized plate geometries and heat source distributions. ...
An evaluation of the nature and timing of summer human thermal
... of limitations. Perhaps the major limitation is that skin temperature and evaporative heat loss are constrained to values for comfort at a given activity level. The PMV equation also only applies to sedentary subjects exposed to steady-state conditions for a long period at a constant metabolic rate, ...
... of limitations. Perhaps the major limitation is that skin temperature and evaporative heat loss are constrained to values for comfort at a given activity level. The PMV equation also only applies to sedentary subjects exposed to steady-state conditions for a long period at a constant metabolic rate, ...
Temperature Effects in Semiconductors
... where JN and JP are the electron and hole current densities, respectively. The first term in each equation is the drift component of the total current, with mn and mp corresponding to the electron and hole mobilities, respectively; x is the electric field. The second term in each equation is the dif ...
... where JN and JP are the electron and hole current densities, respectively. The first term in each equation is the drift component of the total current, with mn and mp corresponding to the electron and hole mobilities, respectively; x is the electric field. The second term in each equation is the dif ...
Examensarbete Future Upgrades of the LHC Beam Screen Cooling System Björn Backman
... The topic of this thesis concerns the LHC, the next large particle accelerator at CERN which will start operating in 2007. Being based on superconductivity, the LHC needs to operate at very low temperatures, which makes great demands on the cryogenic system of the accelerator. To cope with the heat ...
... The topic of this thesis concerns the LHC, the next large particle accelerator at CERN which will start operating in 2007. Being based on superconductivity, the LHC needs to operate at very low temperatures, which makes great demands on the cryogenic system of the accelerator. To cope with the heat ...
HIGH PERFORMANCE COMMMERCIAL BUILDINGS
... The below figures shows the solar radiation received on each facade of the building orientation which were modelled in Eco-tect software. South orientation receives maximum solar radiation during winters which is preferable as composite climate receives severe winters. East and West receive maximum ...
... The below figures shows the solar radiation received on each facade of the building orientation which were modelled in Eco-tect software. South orientation receives maximum solar radiation during winters which is preferable as composite climate receives severe winters. East and West receive maximum ...
Entropy. Temperature. Chemical Potential
... run in the reverse direction since that would violate the second law. It is in principle possible, however, for the entropy to stay the same during a process. Such processes are called isentropic. A rather trivial example of an isentropic process is provided by the partitioned container business fro ...
... run in the reverse direction since that would violate the second law. It is in principle possible, however, for the entropy to stay the same during a process. Such processes are called isentropic. A rather trivial example of an isentropic process is provided by the partitioned container business fro ...
Thermal Analysis of Power Cables in Free Air: Evaluation and
... the steady state is reached as was done in [9]. All of the finite-element simulations of this paper were performed using the non-isothermal heat-flow module of COMSOL Multiphysics [10]. The steady-state engine of COMSOL does not seem capable of finding directly the final steady-state temperature of ...
... the steady state is reached as was done in [9]. All of the finite-element simulations of this paper were performed using the non-isothermal heat-flow module of COMSOL Multiphysics [10]. The steady-state engine of COMSOL does not seem capable of finding directly the final steady-state temperature of ...
Conceptual Physical Science 5e — Chapter 6
... Conceptual Physical Science 5e — Chapter 6 In your room is a table, chair, and you. Which of these has a temperature normally greater than the temperature of the air in the room? ...
... Conceptual Physical Science 5e — Chapter 6 In your room is a table, chair, and you. Which of these has a temperature normally greater than the temperature of the air in the room? ...
- University of Surrey
... Similarly the electrocaloric effect has previously been shown to directly affect other properties of ferroelectric materials. [18] The feedback-coupling between electrocaloric effect and ferroelectric switching raises the question as to whether the electrocaloric effect can modify ferroelectric swit ...
... Similarly the electrocaloric effect has previously been shown to directly affect other properties of ferroelectric materials. [18] The feedback-coupling between electrocaloric effect and ferroelectric switching raises the question as to whether the electrocaloric effect can modify ferroelectric swit ...
The effect of demagnetization on the magnetocaloric
... 共chromel constantan兲 is mounted with thermally conducting epoxy. The temperature increase in the gadolinium is measured when a magnetic field is applied. The field is ramped from zero to between 0.1 and 1.3 T at 0.08 T/s. Four experimental series were performed. In the first and second, a single she ...
... 共chromel constantan兲 is mounted with thermally conducting epoxy. The temperature increase in the gadolinium is measured when a magnetic field is applied. The field is ramped from zero to between 0.1 and 1.3 T at 0.08 T/s. Four experimental series were performed. In the first and second, a single she ...
