Finite time exergoeconomic performance of a generalized irreversible carnot heat engine with complex heat transfer law

... paper analyzes the exergoeconomic performance of a generalized irreversible Carnot heat engine with a complex heat transfer law, including generalized convective heat transfer law and generalized ... result of the generalized irreversible Carnot heat engine with generalized radiative heat transfer law If n = , it is the result of...

Ngày tải lên: 09/09/2015, 10:06

... (35) and (36) are the relations between profit rate and efficiency of the irreversible Carnot heat engine based on the radiative heat transfer law The relationships between the profit rate and ... total heat transfer surface area of the two heat exchangers is taken as a constant , that is F1 + F2 = FT (12) And a ratio ( f ) of heat exchanger area...

Ngày tải lên: 09/09/2015, 10:32

... results of irreversible Carnot heat engine with linear phenomenological heat transfer law [54, 57] If n = , they are the results of irreversible Carnot heat engine with radiative heat transfer law ... optimal ecological performance of the Carnot heat engine with heat resistance and heat leakage ( m ≠ 0, n ≠ 0, q > 0, Φ = ), and optimal ec...

Ngày tải lên: 05/09/2013, 15:28

... Conclusion Finite time exergoeconomic performance of an irreversible universal steady flow heat pump cycle model with variable-temperature heat reservoirs, and the losses of heat transfer and internal ... U L = and x = y = , equations (30) and (33) become the COP and finite time exergoeconomic performance of an irreversible variable-temperature h...

Ngày tải lên: 05/09/2013, 15:28

... Ceperly P H Gain and efficiency of a traveling wave heat engine J Acoust.Soc Am., 1982, 7(3): 1239-1243 [3] Yazaki T, Iwata A, mackawa T and Tominaga A Traveling wave thermoacoustic engine in a looped ... / F1 and FT = F1 + F2 Here, the total heat transfer surface area FT of the two heat exchangers is assumed to be a constant (3) There is a constant rate of heat...

Ngày tải lên: 05/09/2013, 16:10

... that simulate the conductivity of the positive active material and the diffusion of sulfate ions Researchers w15,16x have found that after a certain amount of the active material has reacted the ... remaining material becomes isolated and cannot react The amount of active material that can be discharged before the remaining material becomes isolated is termed the cri...

Ngày tải lên: 05/07/2014, 20:21

... of engine parameters on performance and emissions of a pilot ignited natural gas diesel engine Energy 2010;35:1129–38 [11] Wannatong K, Akarapanyavit N, Siengsanorh S, Chanchaona S Combustion and ... A2 T þ A3 T þ A4 T þ Þ ð5Þ [16] Mbarawa M, Milton BE, Casey RT Experiments and modeling of natural gas Cp ¼ð where (A0 ), (A1 ), (A2 ), (A3 ), and (A4 ) are con...

Ngày tải lên: 15/06/2014, 09:26

... registration, location, and actiThe CORBA Event Service model simplifies application vation; request demultiplexing; framing and error-handling; parameter marshalling and demarshalling; and operation ... filtering and corINTERFACES INTERFACES FACILITIES relation mechanisms To alleviate the limitations with the standard CORBA Event Service, we have developed a Real-ti...

Ngày tải lên: 19/02/2014, 18:20

... analyses of thermal Brownian motors, the thermodynamics performance is an important factor which has been analyzed by many authors [1, 12-15] And the central issues as to the thermodynamics performance ... LIT and FTT can be used in a complementary way to analyze in detail the performance of the irreversible thermal Brownian refrigerators The FTT performance of the gene...

Ngày tải lên: 09/09/2015, 10:17

... adopted to treat a typical village sewage There is the long rain season in local place always accompanied with strong storms at the beginning The stormwater runoff not only brings the large amounts ... or float method RESULTS AND DISCUSSION Removal performance of constructed wetland system for village sewage The COD Profiles of influent and effluent, as well as corre...

Ngày tải lên: 05/09/2013, 08:40

... time variation of solar radiation and average temperature of the present experimental study in August and the theoretical results of [1] in June Figure 10 The time variation of solar radiation and ... time variation of the parameter “average temperature /solar radiation” for August from the present study and the published data [1] for June Figure 14 The time...

Ngày tải lên: 05/09/2013, 15:28

... Takata Y, Tanaka K, Kaijima K, et al Enhancement of heat transfer with liquid-vapor phase change by photo-induced hydrophilicity Proceedings of the 33rd National Heat Transfer Conference, Japan, ... cold-side fins appeared a slowly decreasing tendency, and finally reached a steady state It was also found that the relative humidity experienced two accelerating stages (i.e.98-90% and 70...

Ngày tải lên: 05/09/2013, 16:10

... performance and thermal characteristics of the system Description of the multi-stage evacuated solar desalination system The Multi-stage evacuated solar desalination system is a combination of ... Results and discussion There are many design and operating parameters which affect the performance characteristics and distillate yield of...

Ngày tải lên: 05/09/2013, 16:11

... Jindal, B.P Nandwana, N.S Rathore and V Vashistha Experimental investigation of the effect of compression ratio and injection pressure in a direct injection diesel engine running on Jatropha methyl ... pp 343-350 D Agarwal and A. K Agarwal Performance and emissions characteristics of Jatropha oil (preheated and blends) in a direct injection com...

Ngày tải lên: 05/09/2013, 16:11

... in a parallel setting A thorough discussion of the issues of relevance to the development of a parallel object database server is given in [14] An early parallel object database project was Bubba ... as a storage system Some of the advantages of Polar over most of the mentioned systems are itemized as follows • Use of a standard data model: Pola...

Ngày tải lên: 17/03/2014, 00:20