Performance analysis of an endoreversible rectangular cycle with heat transfer loss and variable specific heats of working fluid

... rectangular cycle with heat transfer loss and variable specific heats of working fluid Cycle model An air standard rectangular cycle is shown in Figure The heat additions are an isochoric process 1-2 and ... rectangular cycle with heat transfer loss and studied the performance characteristics of the cycle Liu et al [26] modeled irreversible rectangular cycle with friction loss and heat transfer loss by ... loss by considering the effect of variable specific heats of working fluid Rectangular cycle consists of four processes: an isochoric and an isobaric heat addition process, an isochoric and an...

Báo cáo hóa học: " Research Article Design and Performance Analysis of an Adaptive Receiver for Multicarrier DS-CDMA" doc

... the performance of the CPIC receiver, and we can see that the APIC outperforms the CPIC for μ ∈ (0, 0.5) Under the same simulation settings, the BER performances of the one- and two-stage APIC receiver ... this paper, we designed an adaptive receiver for the multicarrier DS-CDMA system over Rayleigh fading channels and evaluated the performance of the system A closed form expression of the BER is ... Kondo and B Milstein, Performance of multicarrier DS CDMA systems,” IEEE Transactions on Communications, vol 44, no 2, pp 238–246, 1996 [15] W Xu and L B Milstein, “On the performance of multicarrier...

Báo cáo hóa học: " Research Article Performance Analysis of Space-Time Block Codes in Flat Fading MIMO Channels with Offsets" potx

... Hong, Performance analysis of space-time block codes in time-varying Rayleigh fading channels, ” in Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP ... compensation in MIMO channels We have considered the eﬀect of imperfect carrier oﬀset knowledge over the estimates of the channel gains and resulting probability of error in the ﬁnal decoding of OSTBC ... OSTBC with imperfect knowledge of small carrier oﬀsets (in case of small oscillator drifts or low mobility and an eﬃcient oﬀset estimator) in ﬂat fading MIMO channels with oﬀsets The proposed analysis...

Báo cáo hóa học: " Research Article Performance Analysis of Blind Subspace-Based Signature Estimation Algorithms for DS-CDMA Systems with Unknown Correlated Noise" pptx

... Zariﬁ and A B Gershman, Performance analysis of subspace-based signature waveform estimation algorithms for DS-CDMA systems with unknown correlated noise,” in Proceedings of 6th IEEE Workshop on ... user signature vectors are orthogonal, the simpliﬁed versions of these expressions have been also obtained for the high SNR regime The eﬀect of the correlated noise on the performance of both algorithms ... performance of the algorithms may be more sensitive to a low-rank interference than to a full-rank noise with the same average power We also show that in the presence of white noise, the performances...

Performance analysis of space time block coded systems with channel estimation

... veriﬁcations of those models 32 Chapter BEP Performance Analysis of Orthogonal Space- Time Block Codes We present a symbol-by-symbol, channel estimation receiver for a space- time block coded system, ... incorporated with channel estimation more preferable in practice The objective of our research is to develop such a receiver with channel estimation and analyze its performance under fading channels Space- time ... performance than the well-known cyclic codes In summary, in this dissertation, space- time block coded communication systems with imperfect channel estimation are extensively studied and BEP performances...

Performance analysis of wind turbine systems under different parameters effect

... Modeling of wind turbine The turbine is a wind energy conversion system It consists of an induction generator and other electrical control power requirements The wind turbine is effected by many parameters ... losses in wind turbine, ρ = air density in kg/m3, A = swept area in m2, Cp =power coefficient of wind turbine, V = wind speed in m/s Mechanical power of wind turbine is directly related to the wind ... 3550W at wind speed of 12m/s which is rated speed Table shows the standard classification system for wind turbines and effect of diameter of power rating of wind generating [8] The diameter of swept...

Performance Analysis of Network-MIMO Systems

... thesis focuses on performance analysis of network MIMO systems Because Network-MIMO is an enhancement model of the original MIMO systems, we first analysis the theoretical of MIMO techniques ... signal are often presented by “black boxes” 2.2.1 MIMO systems Model We consider a MIMO systems with a transmit array of MT antennas and a receive array of MR antennas The block diagram of such ... reasons for this performance gap include the presence of co-channel interference (CCI), diminishing the effect of MIMO communications, and the limited number of degrees of freedom offered for inter-cell...

Báo cáo hóa học: " Performance analysis of distributed ZF beamforming in the presence of CFO" pptx

... proposes the study of the effects of residual CFO on the ZF distributed beamforming scheme, where Figure The continuous curves are the simulated results and the dashed lines are obtained from the ... frequency Because of the CFO, the time coherency of the channel reduces, and the originally quasi-static channel now becomes time varying hence decreasing the performance of the beamforming scheme with ... knowledge of the channels from its own antennas to choose the beamforming vector that maximizes the energy while placing the nulls in the direction of the non-targeted user The computation of the beamforming...

Báo cáo hóa học: " Performance analysis of spectrum sharing mechanisms in cognitive radio networks" pptx

... delay and mean waiting time are also in our considerations For evaluating the spectrum- sharing mechanisms in the CRN, metrics that we consider include force-termination probability of SU PFT-su, mean ... channels by sensing Different from traditional sensing-based CRNs, QoS guarantee for SUs has to be considered in spectrum- sharing mechanism design In Conclusion In the joint leasing and sensing-based ... in Proceedings of IEEE International Conference on Communications (ICC) 2010, Ottawa, Canada, 1–5 (May 2010) P Zhu, J Li, X Wang, Scheduling model for cognitive radio, in Proceedings of 3rd International...

Báo cáo hóa học: " Performance analysis of massively parallel embedded hardware architectures for retinal image processing" pot

... Cite this article as: Nieto et al.: Performance analysis of massively parallel embedded hardware architectures for retinal image processing EURASIP Journal on Image and Video Processing 2011 2011:10 ... high-level language and tools for rapid profiling make the development much faster than in other platforms This is one of the purposes of the platform, to offer a high -performance device keeping prototyping ... and Dudek [19] 2.3 Performance remarks The inherent parallelism of the retinal vessel tree algorithm makes its hardware implementation simple with high performance Finally, the image can be split...

Báo cáo hóa học: " Performance analysis of OFDM modulation on indoor broadband PLC channels" ppt

... Torres, Performance analysis of OFDM modulation on indoor PLC channels in the frequency band up to 210 MHz, in Proceedings of the IEEE International Symposium on Power Line Communications and ... Performance analysis of OFDM modulation on indoor broadband PLC channels EURASIP Journal on Advances in Signal Processing 2011 2011:78 Submit your manuscript to a journal and beneﬁt from: Convenient online ... Section to evaluate the performance of the OFDM modulation Main conclusions are summarized in Section Channel model In most countries, indoor power networks have a branched structure composed of...

Báo cáo hóa học: " Research Article Performance Analysis of Ad Hoc Dispersed Spectrum Cognitive Radio Networks over Fading Channels" potx

... fading, number of dispersed bands, modulation, and coding on the performance of dispersed spectrum cognitive radio systems The results show that the eﬀects of fading, number of dispersed bands, ... [25] Conclusion In this paper, the performance analysis of dispersed spectrum cognitive radio systems is conducted considering the eﬀects of fading, number of dispersed bands, modulation, and coding ... of m = for Nakagami-m fading channels, which represents Rayleigh fading channels The eﬀects of 3D node distribution on the eﬀective transport capacity of ad hoc dispersed spectrum cognitive radio...

Báo cáo hóa học: " Research Article Mean-Square Performance Analysis of the Family of Selective Partial Update NLMS and Afﬁne Projection Adaptive Filter Algorithms in Nonstationary Environment" doc

... tracking performance analysis of the family of SPU -NLMS and SPU aﬃne projection algorithms Based on this, the performance of Max -NLMS [22], N -Max NLMS [16, 23], the variants of the selective partial ... general performance analysis for the family of SPU -NLMS algorithms in the stationary environment can be found in [19, 20] The steady-state MSE analysis of SPU -NLMS in [19] was based on transient analysis ... performance of the SPU -NLMS algorithms was studied with the same assumption in [16] The results in [18] present mean square convergence analysis of the SPU -NLMS for the case of white input signals The...

Báo cáo hóa học: " Research Article Performance Analysis of Two-Hop OSTBC Transmission over Rayleigh Fading Channels" ppt

... detection of OSTBCs for the case of spatially colored noise given in [11], the received SNR is obtained as follows Theorem Using the exact relay gain, the received SNR of two-hop AF OSTBC transmission ... “End-to-end BER analysis for dual-hop OSTBC transmissions over Rayleigh fading channels,” IEEE Transactions on Communications, vol 56, no 3, pp 347–351, 2008 [9] R H Y Louie, Y Li, and B Vucetic, Performance ... Networking,” March 2009 [5] M O Hasna and M.-S Alouini, “End-to-end performance of transmission systems with relays over Rayleigh- fading channels,” IEEE Transactions on Wireless Communications, vol...

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