... M. Huang and S. Dey 17 [27] J. Zhang and E. K. P. Chong, “CDMA systems in fading chan- nels: admissibility, network capacity, and power control,” IEEE Transactions on ... determines which set of powers is positive, and the constants λ i , λ>0 are the weight coefficients for power penalty. Now we introduce the cost function for scheduling and power control: J a ∞ , ... link scheduler a, and the power levels for the active link. For both links, we assume the rate R and power p are se- lected from two finite sets R ={R 1 , R 2 , , R N 1 } and P = { p 1 , p 2 ,...
Ngày tải lên: 22/06/2014, 19:20
cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl
... logic, electric machines and drives, power systems and VHDL and forms a basic guide for the understanding of the fundamental principles of modern power electronic control systems design. To be expert ... modern trend towards systems- on-a-chip’ integration in electronics, illustrate the need for further complex ASIC/FPGA designs for drives and power systems. Electric motors and power systems 19 nozzle ... (CAD)/ electronic design automation (EDA) techniques. Neural and Fuzzy Logic Control of Drives and Power Systems Electric motors and power systems 33 uRi t j uRi t j lm l i li sss s e s rrr r eer r s ss...
Ngày tải lên: 18/04/2014, 12:29
Báo cáo hóa học: " Peak-to-Average-Power-Ratio (PAPR) reduction in WiMAX and OFDM/A systems" docx
... Access Peak-to-Average -Power- Ratio (PAPR) reduction in WiMAX and OFDM/A systems Seyran Khademi 1* , Thomas Svantesson 2 , Mats Viberg 1 and Thomas Eriksson 1 Abstract A peak to average power ratio (PAPR) ... violated and the new d 0 needs to be searched end if ã Initialize the Q, R and Z and compute initial pro- jected gradient ∇q(d 0 ) and initial search direction d 0 Step3 Enter the QP loop and repeat ... of handsets. Acco rdingly, each of the discussed techniques is asso- ciated with a cost in terms of bandwidth o r /and power. The proposed technique in this paper neither require additional bandwidth...
Ngày tải lên: 21/06/2014, 01:20
Báo cáo hóa học: " Research Article Coordinated Transmission of Interference Mitigation and Power Allocation in Two-User Two-Hop MIMO Relay Systems" ppt
... P BS,max and P RS ≤ P RS,max since the BS and relay are not geographically colocated [35], where P BS,max and P RS,max denote the maximum power of the BS and the relay, respectively, and that ... of Interference Mitigation and Power Allocation in Two-User Two-Hop MIMO Relay Systems Hee-Nam Cho, Jin-Woo Lee, and Yong-Hwan Lee School of Electrical Engineering and INMC, Seoul National University, ... have considered combined use of CCI mitigation and power allocation in a multiuser MIMO relay system. In this paper, we consider coordinated transmission for the CCI mitigation and power allocation...
Ngày tải lên: 21/06/2014, 17:20
báo cáo hóa học:" Research Article Diversity-Enabled and Power-Efficient Transceiver Designs for Peak-Power-Limited SIMO-OFDM Systems" potx
... Article Diversity-Enabled and Power- Efficient Transceiver Designs for Peak -Power- Limited SIMO-OFDM Systems Qijia Liu, 1 Robert J. Baxley, 2 Xiaoli Ma, 1 and G. Tong Zhou 1 1 School of Electrical and Computer ... nonlinearity and multipath fading,” in Proceedings of the Asilomar Conference on Signals, Systems and Computers (ACSSC ’04), vol. 1, pp. 712–716, Pacific Grove, Calif, USA, November 2004. [25] F. Peng and ... IBO ◦ ≈ 1.3dBcanbefoundforN r = 2, 3, and 4 receiving antennas. With IBO ◦ = 1.3 dB and five iterations, the SER curve for the joint MRC and clipping mitigation method is plotted back into Figure 2 and shown to outperform...
Ngày tải lên: 21/06/2014, 18:20
Báo cáo hóa học: " Review Article Bit and Power Allocation in Constrained Multicarrier Systems: The Single-User Case" potx
... total power budget constraint, and afterwards when the peak -power restriction per subchannel is also included. 3. TOTAL POWER- CONSTRAINED LOADING Let P budget denote the total power budget and ... pages doi:10.1155/2008/643081 Review Article Bit and Power Allocation in Constrained Multicarrier Systems: The Single-User Case Nikolaos Papandreou and Theodore Antonakopoulos Department of Electrical and Computer Engineering, ... sizes. The allocation of bits and power to the subchannels is a fundamental aspect in the design of multicarrier systems. The allocation problem is known as bit and power load- ing and is based on loading...
Ngày tải lên: 22/06/2014, 19:20
ELECTRICAL GENERATION AND DISTRIBUTION SYSTEMS AND POWER QUALITY DISTURBANCES ppt
Ngày tải lên: 26/06/2014, 23:20
HARMONICS AND POWER SYSTEMS by Taylor & Francis Group doc
... LLC 20 Harmonics and Power Systems where P 1 , V 1 , and I 1 are fundamental frequency quantities and V h , I h , θ h , and δ h are related to a frequency, h, times the system power frequency. ... HARMONICS AND POWER SYSTEMS Copyright 2006 by Taylor & Francis Group, LLC 10 Harmonics and Power Systems The component with h = 1 is called the fundamental component. Magnitude and phase ... HARMONICS AND POWER SYSTEMS Francisco c. De La rosa Distribution Control Systems, Inc. Hazelwood, Missouri, U.S.A. Copyright 2006 by Taylor & Francis Group, LLC 36 Harmonics and Power Systems ...
Ngày tải lên: 27/06/2014, 05:20
ELECTRIC POWER ENGINEERING HARMONICS AND POWER SYSTEMS ppt
... compatibility (EMC) — part 4-7: testing and measurement techniques — general guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment con- nected thereto, ... Instantaneous Voltage and Current 20 1.6.2 Instantaneous Power 21 1.6.3 RMS Values 21 1.6.4 Active Power 21 1.6.5 Reactive Power 21 1.6.6 Apparent Power 21 1.6.7 Voltage in Balanced Three-Phase Systems 22 1.6.8 ... Control Systems, Inc. (DCSI) in Hazelwood, Missouri, holds BSc and MSc degrees in industrial and power engineering from Coahuila and Monterrey Technological Institutes in Mex- ico, respectively and...
Ngày tải lên: 27/06/2014, 08:20
HARMONICS AND POWER SYSTEMS docx
... Control Systems, Inc. (DCSI) in Hazelwood, Missouri, holds BSc and MSc degrees in industrial and power engineering from Coahuila and Monterrey Technological Institutes in Mex- ico, respectively and ... Drives Ion Boldea and Syed Nasar Linear Synchronous Motors: Transportation and Automation Systems Jacek Gieras and Jerry Piech Electromechanical Systems, Electric Machines, and Applied Mechatronics ... Energy Systems Mohamed E. El-Hawary Distribution System Modeling and Analysis William H. Kersting The Induction Machine Handbook Ion Boldea and Syed Nasar Power Quality C. Sankaran Power System...
Ngày tải lên: 27/06/2014, 17:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 1 doc
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 4 pps
... gird-connected PV systems may collapse. The PV systems are black out and cut out of the utility grid. Such can affect power quality, stability and reliability of power systems. 2.3 Power converter ... coefficient. bs and bw are a scaling dilation coefficient and a Electrical Generation and Distribution Systems and Power Quality Disturbances 56 Fig. 2. Temperature and irradiance effects ... technologies for reliable and safety grid interconnection operation of PV systems [14-15]. An inverter being a power Electrical Generation and Distribution Systems and Power Quality Disturbances...
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 5 potx
... for Power Quality Analysis 75 6.2.3 Power factor, apparent power, active power and reactive power The power factor, the apparent power S (VA), the active power P (W), and the reactive power ... voltage and current waveforms corresponding to FVLC, FVMC and FVHC conditions Electrical Generation and Distribution Systems and Power Quality Disturbances 76 We next demonstrate accuracy and ... modeling and experimental outputs, (iii) FPE and AIC, both of these values need be lowest for high accuracy of modeling (iv) Electrical Generation and Distribution Systems and Power Quality...
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 7 doc
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 8 pptx
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 9 pptx
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 12 pot
Ngày tải lên: 12/08/2014, 05:20
Electrical Generation and Distribution Systems and Power Quality Disturbances Part 14 ppsx
Ngày tải lên: 12/08/2014, 05:20