2004 Lethander AIAA
... within the blade passage were presented for comparison. Although these previous studies have made detailed total pressure traverses and the work of Rose et al.5 included hot-wire traverses, Zess and Thole7 fully resolved mean and turbulent flow measurements for a fillet they applied to a large-scale ...
... within the blade passage were presented for comparison. Although these previous studies have made detailed total pressure traverses and the work of Rose et al.5 included hot-wire traverses, Zess and Thole7 fully resolved mean and turbulent flow measurements for a fillet they applied to a large-scale ...
2007 Sundaram JT
... primary core flow, located in the center passage, convects through a heater bank where the air temperature is increased to about 60° C. The secondary flow, in the outer passage, was cooled to about 20° C, thereby maintaining a temperature difference of 40° C between the primary and secondary flows. ...
... primary core flow, located in the center passage, convects through a heater bank where the air temperature is increased to about 60° C. The secondary flow, in the outer passage, was cooled to about 20° C, thereby maintaining a temperature difference of 40° C between the primary and secondary flows. ...
2011 Hada JT
... Studies that combined an upstream slot with film-cooling holes in the passage of the vane were those of Zhang and Jaiswal 关11兴, Nicklas and co-worker 关12,13兴, and Knost and Thole 关14,15兴. One of the most interesting results from Nicklas and co-worker 关12,13兴 was that they found that for the slot flo ...
... Studies that combined an upstream slot with film-cooling holes in the passage of the vane were those of Zhang and Jaiswal 关11兴, Nicklas and co-worker 关12,13兴, and Knost and Thole 关14,15兴. One of the most interesting results from Nicklas and co-worker 关12,13兴 was that they found that for the slot flo ...
Thermodynamics Chapter 10 - McGraw Hill Higher Education
... Chapter Summary • The maximum COP an absorption refrigeration system can have is determined by assuming ...
... Chapter Summary • The maximum COP an absorption refrigeration system can have is determined by assuming ...
Carbon Dioxide
... involves a high-pressure compressor for a number of reasons. No vessel in the high-pressure system overcomes most of the problems mentioned above. Starting the compressor means a relatively gentle pressure build-up. Furthermore, this concept simplifies the valve installations on the air coolers, lim ...
... involves a high-pressure compressor for a number of reasons. No vessel in the high-pressure system overcomes most of the problems mentioned above. Starting the compressor means a relatively gentle pressure build-up. Furthermore, this concept simplifies the valve installations on the air coolers, lim ...
Chapter 18 Heat and the First Law of Thermodynamics
... is confined to half of an insulated container by a thin partition. The other half of the container is a vacuum. The partition is punctured and equilibrium is quickly reestablished. Which of the following is correct? (a) The gas pressure is 0.50 atm and the temperature of the gas is 150 K. (b) The ga ...
... is confined to half of an insulated container by a thin partition. The other half of the container is a vacuum. The partition is punctured and equilibrium is quickly reestablished. Which of the following is correct? (a) The gas pressure is 0.50 atm and the temperature of the gas is 150 K. (b) The ga ...
Thermoelectric Cooling Technology
... be small and lightweight even when combining several modules in one element. Another advantage is low-cost manufacturing. Peltier systems contain no refrigerants that are flammable, ozone depleting or that contribute to the greenhouse effect. The entire cooling system with compressor, inductor and l ...
... be small and lightweight even when combining several modules in one element. Another advantage is low-cost manufacturing. Peltier systems contain no refrigerants that are flammable, ozone depleting or that contribute to the greenhouse effect. The entire cooling system with compressor, inductor and l ...
Performance of a Supercritical CO2 Bottoming Cycle for Aero
... power generation plants. In a combined cycle gas turbine (CCGT) power plant, part of the residual heat in the turbine’s exhaust gases is transferred to a secondary power cycle that uses the low grade heat to generate additional shaft power. The vast majority of these Bottoming Cycles use steam as th ...
... power generation plants. In a combined cycle gas turbine (CCGT) power plant, part of the residual heat in the turbine’s exhaust gases is transferred to a secondary power cycle that uses the low grade heat to generate additional shaft power. The vast majority of these Bottoming Cycles use steam as th ...
Here - University of Southampton
... those of classical physics if the de Broglie wavelength of the atoms is much less than their mean separation. This is true if the if the atoms are fast enough, or if their number density is low enough. (These are just the conditions needed for assumptions 2 and 5 to hold as well.) Quantum effects ca ...
... those of classical physics if the de Broglie wavelength of the atoms is much less than their mean separation. This is true if the if the atoms are fast enough, or if their number density is low enough. (These are just the conditions needed for assumptions 2 and 5 to hold as well.) Quantum effects ca ...
Refrigeration and Air- Conditioning
... that for the refrigerating machine operating between the same temperature limits.[IES-2002; IAS-2002] Reason (R): The refrigerating machine requires more energy for working where as a heat pump requires less. (a)Both A and R are individually true and R is the correct explanation of A (b)Both A and R ...
... that for the refrigerating machine operating between the same temperature limits.[IES-2002; IAS-2002] Reason (R): The refrigerating machine requires more energy for working where as a heat pump requires less. (a)Both A and R are individually true and R is the correct explanation of A (b)Both A and R ...
Presentation
... The efficiency is more if the ratio T2/T1 is less hence by inspection for the combination of temperatures 40K and 20K, the ratio T2/T1 is less and efficiency is high. ...
... The efficiency is more if the ratio T2/T1 is less hence by inspection for the combination of temperatures 40K and 20K, the ratio T2/T1 is less and efficiency is high. ...
Chapter 10: Vapor and Combined Power Cycles
... To increase the thermal efficiency in any power cycle, we try to increase the maximum temperature at which heat is added. Reasons why the Carnot cycle is not used: •Pumping process 1-2 requires the pumping of a mixture of saturated liquid and saturated vapor at state 1 and the delivery of a saturat ...
... To increase the thermal efficiency in any power cycle, we try to increase the maximum temperature at which heat is added. Reasons why the Carnot cycle is not used: •Pumping process 1-2 requires the pumping of a mixture of saturated liquid and saturated vapor at state 1 and the delivery of a saturat ...
Chapter 10: Vapor and Combined Power Cycles
... To increase the thermal efficiency in any power cycle, we try to increase the maximum temperature at which heat is added. Reasons why the Carnot cycle is not used: •Pumping process 1-2 requires the pumping of a mixture of saturated liquid and saturated vapor at state 1 and the delivery of a saturat ...
... To increase the thermal efficiency in any power cycle, we try to increase the maximum temperature at which heat is added. Reasons why the Carnot cycle is not used: •Pumping process 1-2 requires the pumping of a mixture of saturated liquid and saturated vapor at state 1 and the delivery of a saturat ...
INTRODUCTION - New Age International
... containing requisite ingredients. For abnormal health of a person, the pills are provided in order to help normalise the functioning of the system appropriately. The people with normal health and their peculiar habits, prefer to take tasteful diet in order to satisfy the tongue and belly simultaneou ...
... containing requisite ingredients. For abnormal health of a person, the pills are provided in order to help normalise the functioning of the system appropriately. The people with normal health and their peculiar habits, prefer to take tasteful diet in order to satisfy the tongue and belly simultaneou ...
AIR CONDITIONING
... liquid that absorbs heat easily at low temperatures and turns easily into vapour. ...
... liquid that absorbs heat easily at low temperatures and turns easily into vapour. ...
972649 Quasi-Isothermal Expansion Engines for Liquid Nitrogen
... with that of advanced battery-powered vehicles of comparable weight. The key issues are the ability to design a practical energy conversion system that can take advantage of this high thermal efficiency and the available energy of the cryogen while still being cost competitive with conventional elec ...
... with that of advanced battery-powered vehicles of comparable weight. The key issues are the ability to design a practical energy conversion system that can take advantage of this high thermal efficiency and the available energy of the cryogen while still being cost competitive with conventional elec ...
Thermodynamics can be defined as the science of energy
... Bourdon tube, named after the French inventor Eugene Bourdon, is a type of commonly used mechanical pressure measurement device which consists of a hollow metal tube bent like a hook whose end is closed and connected to a dial indicator needle. Bow wave (see detached oblique shock) Brayton cycle was ...
... Bourdon tube, named after the French inventor Eugene Bourdon, is a type of commonly used mechanical pressure measurement device which consists of a hollow metal tube bent like a hook whose end is closed and connected to a dial indicator needle. Bow wave (see detached oblique shock) Brayton cycle was ...
Chapter 1 INTRODUCTION AND BASIC CONCEPTS
... about 100°C) depend on liquefied gases including the separation of oxygen and nitrogen from air, preparation of liquid propellants for rockets, the study of material properties at low temperatures, and the study of superconductivity. ...
... about 100°C) depend on liquefied gases including the separation of oxygen and nitrogen from air, preparation of liquid propellants for rockets, the study of material properties at low temperatures, and the study of superconductivity. ...
Applied Thermodynamics
... from the system at a prescribed state (P, T, h, s, u, v) when operating with a reservoir at the constant pressure and temperature P0 and T0. The specific exergy of a non-flow system is: ...
... from the system at a prescribed state (P, T, h, s, u, v) when operating with a reservoir at the constant pressure and temperature P0 and T0. The specific exergy of a non-flow system is: ...
Interaction with thermal radiation in the free expansion and mixing of ideal gases and Gibbs' paradox in classical thermodynamics
... temperature. In this case too the theory predicts the same entropy change (4) following the partition removal. No entropy increase should however occur, simply because no change in the state of the two gases takes place as the partition is removed. This inconsistency in itself is often referred to a ...
... temperature. In this case too the theory predicts the same entropy change (4) following the partition removal. No entropy increase should however occur, simply because no change in the state of the two gases takes place as the partition is removed. This inconsistency in itself is often referred to a ...
Refrigeration And Air Conditioning
... The compressor in small and medium-sized refrigeration units is usually a reciprocating or other positive-displacement type, but centrifugal compressors often are used in large systems designed for commercial and industrial service. It may be noted from the T-s diagram in Figure 8.2 that the vapor c ...
... The compressor in small and medium-sized refrigeration units is usually a reciprocating or other positive-displacement type, but centrifugal compressors often are used in large systems designed for commercial and industrial service. It may be noted from the T-s diagram in Figure 8.2 that the vapor c ...
Cooling Rate Calculation of Non-Equilibrium
... about 104 to 107 K/s. While the average cooling rate of aluminum alloy powders prepared by helium gas atomization is between about 105 to108 K/s. Aluminum alloy powders prepared by helium gas atomization are indicated to have about one order of magnitude higher cooling rates as compared with aluminu ...
... about 104 to 107 K/s. While the average cooling rate of aluminum alloy powders prepared by helium gas atomization is between about 105 to108 K/s. Aluminum alloy powders prepared by helium gas atomization are indicated to have about one order of magnitude higher cooling rates as compared with aluminu ...
numerical simulation of heat loaded aircraft engine turbine blade
... complexity of the design. This allows for better understanding processes that are taking place. Designing the internal cooling systems is very problematic mainly due to complex internal geometry and material properties, which are not available for general public. Accuracy and quality of obtained res ...
... complexity of the design. This allows for better understanding processes that are taking place. Designing the internal cooling systems is very problematic mainly due to complex internal geometry and material properties, which are not available for general public. Accuracy and quality of obtained res ...