renewable and efficient electric power systems

... regional electric power systems. Trang 3energy supply describes the main construction of thepower system, including fuel-fired power (coal and natural gas), hydro power and wind power Imported electricity ... facilities 4 and 5 indicate hydro and wind power plants, and facility 2 means natural gas-fired power plant Hydro and wind power indeed have no CO2 emission except the natural gas power, however, ... complexities and uncertainties existing in regional electric power systems, and to help decision makers balance electricity supply and demand with minimized total system cost subject to a variety

Ngày tải lên: 02/11/2022, 08:48

... Associated Transmission Electric Power Systems IEEE Power and Energy Society Developed by the Energy Development & Power Generation Committee, Electric Machinery Committee, and Power System Relaying ... for Power Substations IEEE Std C37.90.1™, IEEE Standard Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus IEEE Std C37.90.2™, IEEE Standard ... fluctuating installations to MV, HV and EHV power systems IEEE Std 519™-2014, IEEE Recommended Practice and Requirements for Harmonic Control in Electric Power Systems.26 , 27 IEEE Std 1453™-2015,

Ngày tải lên: 04/08/2023, 09:38

... Frank Delea UNDERSTANDING ELECTRIC POWER SYSTEMS An Overview of the Technology and the Marketplace A John Wiley & Sons, Inc., Publication UNDERSTANDING ELECTRIC POWER SYSTEMS IEEE Press ... Interest from the IEEE Press Electric Power Systems: Analysis and Control Fabio Saccomanno 2003 Hardcover 728pp 0-471-23439-7 Understanding Power Quality Problems: Voltage Sags and Interruptions Math ... Krause, Oleg Wasynczuk, and Scott D. Sudhoff 2002 Hardcover 624pp 0-471-14326-X Jack Casazza Frank Delea UNDERSTANDING ELECTRIC POWER SYSTEMS An Overview of the Technology and the Marketplace A

Ngày tải lên: 31/12/2013, 21:57

... control and management of distributed power systems The energy management system mainly handles the control and management of any power system Forecasting of electrical load and heat demand and power ... 4.36 Power settings of DERs and load demand of the microgrid A 129 Figure 4.37 Power settings of DERs and load demand of the microgrid B 129 Trang 19Figure 4.38 Power settings of DERs and load ... power systems Section 1.5 presents details about the control and management of distributed power systems Section 1.6 proposes an approach for the control and management of distributed power systems

Ngày tải lên: 09/09/2015, 17:53

... Standard Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus.3,4 IEEE Std C37.90.2TM-1995, IEEE Standard Withstand Capability of Relay Systems ... reserved. 1IEEE Standard for Interconnecting Distributed Resources with Electric Power Systems 1 Overview This standard provides interconnection technical specifications and requirements, and test ... with this standard 1.1 Scope This standard establishes criteria and requirements for interconnection of distributed resources (DR) with electric power systems (EPS) 1.2 Purpose This standard provides

Ngày tải lên: 18/02/2021, 12:21

... Frank DeleaUNDERSTANDING ELECTRIC POWER SYSTEMS An Overview of the Technology and the Marketplace A John Wiley & Sons, Inc., Publication Trang 3UNDERSTANDING ELECTRIC POWER SYSTEMS Trang 4IEEE ... Interest from the IEEE Press Electric Power Systems: Analysis and Control Trang 5Jack Casazza Frank DeleaUNDERSTANDING ELECTRIC POWER SYSTEMS An Overview of the Technology and the Marketplace A John ... operation of the electric system and continue to be madebased on the operation of telephone systems, gas systems, and other physicalsystems that are not applicable to electric power systems (pre-The

Ngày tải lên: 23/08/2014, 10:23

... 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 Zhou1 School of Electrical and Computer Engineering, ... (MIMO) OFDM transmission has been adopted by several communication standards and becomes a strong candidate for future cellular systems [4] However, OFDM experiences certain implementation challenges ... transmission power efficiency Conversely, although the signal power can be boosted by reducing the amount of back-off, nonlinear distortions will inevitably be increased Power efficiency and nonlinear

Ngày tải lên: 21/06/2014, 18:20

... the I and Q branches, with frequency responses given as Hti = FNhti and Htq = FNhtq, where hti and htq are the impulse response of the respective I and Q branch mismatched filters Both hti and ... Deepaknath Tandur,deepaknath.tandur@esat.kuleuven.be Received 1 December 2009; Revised 21 June 2010; Accepted 3 August 2010 Academic Editor: Ana P´erez-Neira Copyright © 2010 D Tandur and M Moonen ... time and the component cost, it is easier and more flexible to tolerate the IQ imbalance in the analog domain and then compensate for it digitally The effects of IQ imbalance have been studied and

Ngày tải lên: 21/06/2014, 08:20

... networks comes from the limited power supply of small-size and low-cost mobile terminals as in stand-alone WLANs or cellular networks Since most mobile terminals are battery powered, it is a challenge ... corresponds to the power consumed while the interface is idle, denoted by idle power In most existing vertical handover management WWAN interfaces even in the idle state with the power save mode, ... case of Internet access and long multimedia downloads, there are obvious benefits for limiting the power consumption and that this scenario can result in up to 98% of battery power savings In addition,

Ngày tải lên: 22/06/2014, 19:20

... constant-bandwidth bands, and 14 constant-Q bands with Q =6.9. 3 SHORT-TIME CRITICAL-BAND ANALYSIS ON SPEECH In this section, the performance of the proposed 21-band Bark scale critical-band transform ... with nonuniform critical bandwidths [1] For wide-band speech with a bandwidth of 8 kHz, there are 21 critical bands for the Bark scale described by Zwicker [2] and 24 bands for the Mel scale [3] ... 21-band Bark scale CBT with 5 constant-bandwidth bands (100 Hz), and 16 constant-Q bands (Q = 5.6) is constructed at a sampling rate of 16 kHz The parame-ter values are chosen so that the 21-band

Ngày tải lên: 22/06/2014, 19:20

... subunits,PSI-F, PSI-G and PSI-N, have been implicated in the interaction between PSI and Pc [7–9] PSI-F contains one transmembrane helix and is exposed to both the lumen and the stroma: its rather ... (CHLRE) and Porphyra purpurea (PORPU)] and cyanobacteria [Synechcoccus elongatus (SYNEL) and Prochlorococcus marinus (PROMA)] Amino-acid residues involved in Chl binding [W (Trp), E (Glu) and H ... wild-type and plants disrupted in the psaJ gene and subjected to immunoblot analysis An antibody originally raised against electroeluted PSI-I [22] and subsequently found to recognize both PSI-I and

Ngày tải lên: 16/03/2014, 11:20

... validation algorithm should satisfy both (1) and (5), and output 1 when ˜n ≥ τ and output 0 when ˜n<τ. 4.1.1 Discussion According to (5) and the B L (n) and B U (n) in Table 1 we can express the ... T if |L cur − L|≤ ∆L and T cur − T ≤ ∆T, where L cur is the current location of the vehicle and T cur the current time, and ∆L and ∆T represent the acceptable lo cation and time differences, respectively. Collection ... process and records the error rate and synopsis size for a given threshold and number of vehicles. In the experiment, we obtain P ˜n 0 ≥τ and P ˜n 1 ≥τ by the percentage of false positives and true

Ngày tải lên: 30/03/2014, 16:20

... =90◦) and randomly chosen polarizations for all sources, and set SNR=15 dB Nine equal power, coherent sources with the azimuth incident angles 35◦, 50◦, 65◦, 80◦, 90◦, 100◦, 110◦, 125◦, and 140◦ ... “Separation and tracking of multiple broadband sources with one electromagnetic vector sensor,” IEEE Transactions on Aerospace and Electronic Systems, vol 38, no 3, pp 1109–1116, 2002. [9] C Paulus and ... estimation of DOA, frequency, and polarization based on cumulants and UCA,” Journal of Systems Engineering and Electronics, vol 18, no 4, pp 704–709, 2007 [15] K C Ho, K C Tan, and A Nehorai, “Estimating

Ngày tải lên: 21/06/2014, 05:20

... denoted as E[·], and ∼ means distributed as mod (·) denotes the modulus operation Re(·) and Im(·) are the real and imaginary parts of its argument · and · denote the ceiling and floor operations, ... square area centered at the origin and surrounded by the candidate symbols 27, 28, 35, and 36 Shifting the symbols 41, 42, 49, and 50 to the symbols 27, 28, 35, and 36, respectively, a location ... candidate symbol sequence of k symbols, where k = 11 in Figure For example, consider two symbols “c” and “d” inside segment 01 and evaluate the distances between all valid candidate symbols and

Ngày tải lên: 21/06/2014, 07:20

... work is long term e volution, and the most important uplink effects such as fluctuating interference, power control, power limitation, adaptive transmission bandwidth, and control channel limitations ... straightforward as it is in the downlink due to power control and power limitation Most of the uplink PF strategies in LTE will use adaptive transmission bandwidth and will be very close to the modified ... adaptive transmission bandwidth scheduler Performance metrics are introduced in power limitation, and control channel limitation Results with the new framework are given inSection 5, andSection 6 concludes

Ngày tải lên: 21/06/2014, 11:20

... Tulino and S Verdu, Random Matrix Theory and Wireless Communications, Now Publishers, Hanover, USA [32] M Abramowitz and I A Stegun, Handbook of Mathematical Functions with Formulas, Graphs, and ... 2007 [19] E Bala and L J Cimini Jr., “A random precoding technique for the downlink of multiuser MIMO systems,” in Proceedings of the IEEE Conference on Information Sciences and Systems (CISS ’06), ... of Tx and Rx antennas, L can be evaluated for different values of ρ and K beforehand and stored in a lookup table to be used later λ(k) ⎠ m M n=1 m=1 h(k) n,m (19) which is a chi-square random

Ngày tải lên: 21/06/2014, 17:20

... interconnect complexity and analog inaccuracies On the other hand, this may lead to many new design challenges, that is, in terms of circuit complexity, power consumption and the implementation ... this makes good quality still imaging possible, the limited amount of memory and processing power in such a batterypowered mobile platform often prohibits the use of the best available image quality ... processing power which is required for real-time processing of the video stream is considerable An integral part of all video standards is motion estimation (ME), which can take up to 80% of the power

Ngày tải lên: 21/06/2014, 22:20

... wireless systems, and the IEEE 802.11 WLAN standards is enabling video streaming in personal communications and driving a wide range of modern multimedia applications such as video telephony and mobile ... Pappas, R Berry, and A K Katsaggelos, “Joint source coding and transmission power management for energy-efficient wireless video communica-tions,” IEEE Transactions on Circuits and Systems for Video ... studies, source-coding controls are mostly based on frame and/or mac-roblock (MB) level coding mode and parameter decisions When both bandwidth and energy are severely limited for video streaming,

Ngày tải lên: 21/06/2014, 22:20

... certain radio band, whereas in [29], a DOSS (Dynamic Open Spectrum Sharing) was proposed using triband spectrum allocation, namely, the control band, the data band, and the busy-tone band In [30], ... frequency band to and from the ISM band, so that both the GPRS unit U1 and the WiFi unit U2 work over WiFi ISM band simultaneously with the base EURASIP Journal on Wireless Communications and Networking ... bands between the discussed heterogeneous wireless systems Such a choice presents both convenience and feasibility reasons ISM bands are free and not require RF license granted by the FCC, and

Ngày tải lên: 21/06/2014, 23:20