IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE)
... vary over the span following a linear functional relationship. The governing differential equations associated with the electro-thermal problems are derived in terms of variable electrical resistivity, thermal conductivity, co-efficient of thermal expansion and the modulus of elasticity of the mater ...
... vary over the span following a linear functional relationship. The governing differential equations associated with the electro-thermal problems are derived in terms of variable electrical resistivity, thermal conductivity, co-efficient of thermal expansion and the modulus of elasticity of the mater ...
Full text
... Also, throughout the building, users can access an electricequipotential reference that is independent of the mains network. Air temperature and humidity are controlled by three separate air treatment systems. One system is dedicated to the clean room, a second system cools the room that houses the ...
... Also, throughout the building, users can access an electricequipotential reference that is independent of the mains network. Air temperature and humidity are controlled by three separate air treatment systems. One system is dedicated to the clean room, a second system cools the room that houses the ...
Sample Paper
... photon mean free path, have lower thermal conductivity values.4 Also, in general, the thermal conductivity of dense refractories decreases with increasing amounts of porosity.5 The relationship between pore size and total porosity on thermal conductivity (k) is shown by the following Eqn. 1 and Eqn. ...
... photon mean free path, have lower thermal conductivity values.4 Also, in general, the thermal conductivity of dense refractories decreases with increasing amounts of porosity.5 The relationship between pore size and total porosity on thermal conductivity (k) is shown by the following Eqn. 1 and Eqn. ...
Prediction of Effective Thermal Conductivity of Refractory Materials
... analysis and are modelled using either the lognormal distribution or the Rosin-Rammler-Sperling-Bennett 10 – 12 (RRSB) distribution. In addition, the grain shapes of different components were observed from the scanning electron microscopy (SEM) images and are approximated by basic polyhedral shapes ...
... analysis and are modelled using either the lognormal distribution or the Rosin-Rammler-Sperling-Bennett 10 – 12 (RRSB) distribution. In addition, the grain shapes of different components were observed from the scanning electron microscopy (SEM) images and are approximated by basic polyhedral shapes ...
Chapter 2. Entropy and Temperature
... where we have used the conservation of s (note the range of summation of s1 ). This assumes that the possible states of the 2 systems are independent of one another. Kittel & Kroemer refer to the set of all states of the combined system for a given s1 and s2 as a configuration. Thus we are intereste ...
... where we have used the conservation of s (note the range of summation of s1 ). This assumes that the possible states of the 2 systems are independent of one another. Kittel & Kroemer refer to the set of all states of the combined system for a given s1 and s2 as a configuration. Thus we are intereste ...
Passive solar building design concepts………1
... clerestory window and traditional skylights can introduce daylight in poorlyorientated sections of a building, unwanted heat transfer may be hard to control.[23][24] Thus, energy that is saved by reducing artificial lighting is often more than offset by the energy required for operating HVAC systems ...
... clerestory window and traditional skylights can introduce daylight in poorlyorientated sections of a building, unwanted heat transfer may be hard to control.[23][24] Thus, energy that is saved by reducing artificial lighting is often more than offset by the energy required for operating HVAC systems ...
Passive solar systems for building renovation
... A properly designed shading system can effectively contribute to minimizing the solar heat gains Shading both transparent and opaque surfaces of the building envelope will minimize the amount of solar radiation that induces overheating in both indoor spaces and building’s structure The heat gain cap ...
... A properly designed shading system can effectively contribute to minimizing the solar heat gains Shading both transparent and opaque surfaces of the building envelope will minimize the amount of solar radiation that induces overheating in both indoor spaces and building’s structure The heat gain cap ...
Thermo-regulation - Learning Central
... The rate at which this heat is produced (the metabolic rate or MR) is measured in kilocalories. Resting metabolic rate varies with age and sex. ...
... The rate at which this heat is produced (the metabolic rate or MR) is measured in kilocalories. Resting metabolic rate varies with age and sex. ...
CTBUH Technical Paper - Council on Tall Buildings and Urban Habitat
... facility or embassy may escalate the tertiary terrorism risk. The type of building and its tenants may also affect risk rating, which can change over time. Understanding the risks early in the process will assist organizations in making decisions. The planner should ensure that the security analysis ...
... facility or embassy may escalate the tertiary terrorism risk. The type of building and its tenants may also affect risk rating, which can change over time. Understanding the risks early in the process will assist organizations in making decisions. The planner should ensure that the security analysis ...
1. Determination of Activation Energy for Dehydroxylation of Illite
... the illite–muscovite of Hirono and Tanikawa [2011]. These discrepancies may reflect different polytypes and interlayer charges of the illite samples used, but this needs to be clarified. 3) The maximum frictional energy density attained in our rotary shear experiments was 17.65 MJ m-3 (for 15 m disp ...
... the illite–muscovite of Hirono and Tanikawa [2011]. These discrepancies may reflect different polytypes and interlayer charges of the illite samples used, but this needs to be clarified. 3) The maximum frictional energy density attained in our rotary shear experiments was 17.65 MJ m-3 (for 15 m disp ...
Thermal Energy Storage Capacity of some Phase changing
... of fusion, density and thermal conductivity are the next three properties to be considered for selection of a material as TESD. Melting points lower as well as higher than the temperature range of application prohibits the use of materials as TESD. Heat of Fusion (∆H) Heat of fusion (∆H) also known ...
... of fusion, density and thermal conductivity are the next three properties to be considered for selection of a material as TESD. Melting points lower as well as higher than the temperature range of application prohibits the use of materials as TESD. Heat of Fusion (∆H) Heat of fusion (∆H) also known ...
SIMULATING TALL BUILDINGS USING ENERGYPLUS
... EnergyPlus allowed each environmental factor to be isolated. As described above, the research version added variation of air temperature with altitude for exterior convection and infiltration calculations. Since variation of wind speed with altitude is the default assumption in EnergyPlus, the resea ...
... EnergyPlus allowed each environmental factor to be isolated. As described above, the research version added variation of air temperature with altitude for exterior convection and infiltration calculations. Since variation of wind speed with altitude is the default assumption in EnergyPlus, the resea ...
ourse 228 File
... paddle wheel work amounts to 500N-m. If the heat loss to the surroundings from the pan is 5 kJ find the final energy of the system if its initial energy is 10 kJ. (6) A closed system undergoes a cycle consisting of two processes. During the first process 40 kJ of heat are transferred to the system ...
... paddle wheel work amounts to 500N-m. If the heat loss to the surroundings from the pan is 5 kJ find the final energy of the system if its initial energy is 10 kJ. (6) A closed system undergoes a cycle consisting of two processes. During the first process 40 kJ of heat are transferred to the system ...
Classification of matter: Properties
... pots are metal, but their handles are often plastic or wooden. The pot itself must be metal so that heat from the cooking surface can heat up the pot to cook the food inside it, but the handle is made from a poor thermal conductor so that the heat does not burn the hand of the person who is cooking. ...
... pots are metal, but their handles are often plastic or wooden. The pot itself must be metal so that heat from the cooking surface can heat up the pot to cook the food inside it, but the handle is made from a poor thermal conductor so that the heat does not burn the hand of the person who is cooking. ...
Simulation of energy in the building and design a new intelligent
... The HVAC system and controls, including the distribution system of air into the workspaces, are the mechanical parts of buildings that affect thermal comfort. These systems must work together to provide building comfort. While not usually a part of the aesthetics of a building, they are critical to ...
... The HVAC system and controls, including the distribution system of air into the workspaces, are the mechanical parts of buildings that affect thermal comfort. These systems must work together to provide building comfort. While not usually a part of the aesthetics of a building, they are critical to ...
sustainable buildings in hot and dry climate of india
... shading, and storage of cold. Local wind patterns are created when the warm air over a dense built up area rises, and is replaced by cooler air from vegetated areas. Having many evenly distributed small open spaces will produce a greater cooling effect than a few large parks. Studies suggest that fo ...
... shading, and storage of cold. Local wind patterns are created when the warm air over a dense built up area rises, and is replaced by cooler air from vegetated areas. Having many evenly distributed small open spaces will produce a greater cooling effect than a few large parks. Studies suggest that fo ...
2010 MULTIPHYSICS MODELING OF INDUCTION HARDENING OF RING GEARS A.Candeo HES
... originates directly within the work-piece. Due to the elevated power densities (almost 90% of the induced power is allowed on the skin depth layer) a much higher heating rate of the order of 1,000 °C/s can be obtained. In these conditions, carbon just hasn’t enough time to uniformly diffuse into an ...
... originates directly within the work-piece. Due to the elevated power densities (almost 90% of the induced power is allowed on the skin depth layer) a much higher heating rate of the order of 1,000 °C/s can be obtained. In these conditions, carbon just hasn’t enough time to uniformly diffuse into an ...