Ngày tải lên: 13/03/2016, 13:53
... (conventional and nuclear) • Boilers and furnaces • Mining and metallurgy processes • Manufacturing and assembly plants, machinery protection systems • Railway train control and signaling systems 2.3 ... histrumentation and control engineers and technicians • Design, installation and maintenance engineers and technicians in the process industries • Managers and sales professionals employed by end users • Systems ... discussion on hazards and risks, safety systems engineering, and introduction to the lEC 61508 and ISA S84 standards A concluding review of the safety life cycle model and its phases C h a p...
Ngày tải lên: 02/01/2014, 09:47
A reliability data base for performance and predictive assessment of electric power systems
... rated at 110 kV and above and associated with the transmission of electric power Forced outages of transmission lines and cables have been categorized into line/cablerelated outages and terminal-related ... are the failure and repair rates ( A ad& n, ) These rates can be estimated from the number of departures from a particular state and the residence time in that state The departures and the residence ... is adequate It has been found Billinton and Allan ( ) that a three-state (UP, DOWN and one DERATED W N W Figure Three-state generating unit model Adequacy Assessment at Hierarchical Level I Generating...
Ngày tải lên: 03/01/2014, 19:36
A Novel Combination of Negative and Positive Selection in Artificial Immune Systems
... Conference on Systems, Man, and Cybernetics, 2000, pp 125–130 D Dasgupta, S Forrest, An anomaly detection algorithm inspired by the immune system, in: D Dasgupta (Ed.), Artificial Immune Systems and Their ... positive trees for Dp1 , Dp2 and Dp3 are in (a), (c) and (e), respectively; The negative trees for Dn1 , Dn2 and Dn3 are in (b), (d) and (f), respectively 10, 7, 6, and 8, respectively Therefore, ... Conference on Artificial Immune Systems, 2009, pp 109–121 [5] V T Nguyen, X H Nguyen, C M Luong, A novel combination of negative and positive selection in artificial immune systems, in: Proceedings...
Ngày tải lên: 13/08/2015, 10:00
Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions
... Short-term and Heavy rainy, SDG: Short-term and Drainage, LSD: Long-term and Stagnant, LHT: Long-term and Heavy rainy, LMK: Long-term and Monsoon flood, PDL: Persistent and Drainage, PHS: Persistent and ... supply and (c) sanitation systems and attitudes for (d) water treatment at home, (e) children’s defecation habits and (f) hygiene practices Note: Communities code name, SRM: Short-term and Rainy, ... LHT LMK PDL PHS PSM NCD Hand washing with soap before eating Hand washing without soap before eating No hand washing before eating Hand washing after defecation with soap Hand washing after defecation...
Ngày tải lên: 05/09/2013, 10:15
Integration of energy and environmental systems in wastewater treatment plants
... management and pollution controls Contamination of raw water source Implement and enforce water and land protection zones Water stress/ insufficient water allocation Study water yields; draft and conclude ... include blower and oxidation ditch, pump and trickling filter, and clarifier Based on the literature review, specifications, operating time, and capacity, it was estimated that blower and oxidation ... efficiency and renewable investments Conclusions and future work This research evaluates the relationship between environmental and energy factors and explores the value in tracking energy and environmental...
Ngày tải lên: 05/09/2013, 15:28
The 8051 microcontroller and embedded systems using assembly and c 2nd ed
... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information ... Numbering and coding systems Digital primer Inside the computer Department of Computer Science and Information Engineering National Cheng Kung University, TAIWAN NUMBERING AND CODING SYSTEMS Decimal and ... Microcontroller and Embedded Systems: Using Assembly and C Mazidi, Mazidi and McKinlay Chung-Ping Young 楊中平 Home Automation, Networking, and Entertainment Lab Dept of Computer Science and Information...
Ngày tải lên: 04/10/2013, 19:10
Nano and Microelectromechanical Systems P4
... (N), • cylindrical (C) and • asymmetrical (A) Using the possible electromagnetic systems and geometry, actuators and sensors (motion nano- and microstructures as well as nano- and microdevices) can ... ICs, provide enabling benefits and capabilities to design and manufacture NEMS and MEMS Critical issues are to improve power and thermal management, circuitry and actuator/sensor integration, ... integrated circuit and micromachining silicon, germanium, and gallium arsenic technologies have been developed and used to manufacture ICs and motion microstructures (microscale actuators and sensors)...
Ngày tải lên: 17/10/2013, 11:15
Nano and Microelectromechanical Systems P6
... prediction and assessment, • real-time diagnostics, health monitoring, and estimation, • real-time adaptation and reconfiguration, • fault tolerance and robustness, • etc Control theory and engineering ... closed-loop systems use the data from different sensors, feedback commands (controls) are generated and executed, and intelligent updates and evolution are performed The feedback for sensor and control ... NANOAND MICROELECTROMECHANICAL SYSTEMS Hierarchical distributed closed-loop systems must be designed for largescale multi-node NEMS and MEMS in order to perform a number of complex functions and...
Ngày tải lên: 19/10/2013, 18:15
Nano and Microelectromechanical Systems P5
... the stator and rotor circuitry dynamics As the control and state variables we use the voltages applied to the stator (as and bs) and rotor (ar and br) windings, as well as the stator and rotor ... following relation and frequency f of the supplied voltages To attain the acceleration and settling time specified, overshoot and rise time needed, the general purpose (standard), soft- and high-starting ... the following variables and symbols are used: uas , ubs and ucs are the phase voltages in the stator windings as, bs and cs; uqs , uds and uos are the quadrature-, direct-, and zero-axis stator...
Ngày tải lên: 19/10/2013, 18:15
The Future of Wireless Banking Implementation of Wireless Banking and Financial Systems
... standard There are several network standards, PDA standards, browsing standards, protocol standards…etc In the wireless world, airwaves are the only vehicle to send and receive data Depending on the ... enhanced voice and data and even video It is bandwidth can be as high as Mbps and will operate at GHz Will Wireless banking play a major role in new markets? P2P (Person to Person), and P2A (Person ... The WebSphere application server will handle the data dynamically and adapt it to the handheld device Also it can run multiple applications and requests, and can be easily integrated to the backend...
Ngày tải lên: 26/10/2013, 16:15
Darwinism, Design, and Complex Systems Dynamics
... crudely functional whole and then to remove and replace less reliable subsystems Challet and Johnson estimate that one-half of the components could be significantly imperfect and yet the system as ... attention self-organization and emergence in complex natural systems Both ID and hyper-adaptationist Darwinian (HD) theorists share assumptions about the nature of organisms and systems These shared ... Design, and Complex Systems Dynamics 1:5 183 sources for such molecules and their spontaneous self-organization into membranous vesicles have been demonstrated (Deamer and Pashley 1989; Deamer and...
Ngày tải lên: 01/11/2013, 07:20
GSM, cdmaOne and 3G systems P1
... described by two vectors g1 = 101] and g2 = 111] and the corresponding code word c2 c1 ], where c1 =4 b2 b1 b0 7g and c2 =4 b2 b1 b0 (1.17) 7g (1.18) and where b0 , b1 , and b2 are the three bits in ... g1(z) = + z2 and g2(z) = + z + z2 (1.19) where denotes the present input bit, and z and z2 represent the previous input bits having one and two clock period delays, respectively, and + is modulo ... Walsh code 0, or w0 ; row and column are w1 ; row and column are w2 ; and row and column are w3 The Walsh code number w j is the average number of zero crossings between +1 and If the numbers are...
Ngày tải lên: 07/11/2013, 16:15
Tài liệu GSM, cdmaOne and 3G systems P3 doc
... signalling random variable of the error in S (dB) random variable of the power control error in the received interference power random variable with standard deviation σe shadow fading random variable ... the variations in the terrain and the distribution of buildings and streets We allow for these variations by introducing a random variable λ having zero mean and standard deviation σ Often λ is ... Sectors E and F have a reuse distance of 3R , sectors B, D and G have a reuse distance of 3R, and sectors A and C have a reuse distance of 3R We find that the average SIR is 4:4 dB, 7:4 dB, and 8:6...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P4 pdf
... The filter pass band extends from to f p and the stop band extends from fs to ∞ Within the pass band the filter response is prescribed within the limits δ1 , and within the stop band the filter response ... positioned in such a way as to allow sufficient guard bands between other services operating above and below the cellular band and between the A and B services Consequently, the CDMA carriers are ... spectral guard bands between the different operator frequency blocks (unless adjacent blocks are allocated to the same operator) and between the systems that occupy the frequency bands above and below...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P5 pdf
... interfering mobile and zeroth BS, is rj = q D2 j + r2 2D j r cos(ϕ) (5.81) and ζ is the difference between λi j and λ0, the independent random variables with zero mean and standard deviation σ ... functions, and ζ j ζk and ζl are Gaussian random variables each having a p standard deviation of 2σ If φ( ) ( ) is not 1, then handover occurs Because Iext =S is a function of the random variables ... the ith mobile in the jth cell, and ε is a random variable p having zero mean and normal distribution with a standard deviation of σε = 2σe From Equations (5.82) and (5.100), the total intercellular...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu GSM, cdmaOne and 3G systems P6 pdf
... wider bandwidth systems as more bandwidth is available for 3G networks We therefore agree that IS-95 is a 2.5G system and its evolution to 3G should be smooth This is not so for 2G TDMA systems ... PCS and DECT in other parts of the world Segment is used at present for PCS and PHS in the United States and Japan, respectively Segments and form 60 MHz frequency division duplex (FDD) bands ... of address and control information to the PDU for routing within and between PLMNs Encapsulation, and its reverse, are performed between the GGSN nodes of PLMNs, and between the SGSN and an MS...
Ngày tải lên: 14/12/2013, 23:15
Tài liệu Robotics and Autonomous Systems docx
... and Autonomous Systems 38 (2002) 1–18 control” method proposed by Jordan and Rumelhart [9] for neuro-control In the original method, two neural networks are used: one for modeling the plant and ... small) for the values between 0.2 and 0.7, Z (approximately zero) for the values between −0.2 and 0.2, NS (negative small) for the values between −0.2 and −0.7, and NB (negative big) for the values ... with ∗) are different and they differ from only one linguistic concept (PS instead of PB and Z instead of PS and NS) So, we can claim that the extracted rules are quite logical and coherent Moreover,...
Ngày tải lên: 22/12/2013, 21:18
Tài liệu GSM, cdmaOne and 3G Systems P4 docx
... The filter pass band extends from to f p and the stop band extends from fs to ∞ Within the pass band the filter response is prescribed within the limits δ1 , and within the stop band the filter response ... positioned in such a way as to allow sufficient guard bands between other services operating above and below the cellular band and between the A and B services Consequently, the CDMA carriers are ... spectral guard bands between the different operator frequency blocks (unless adjacent blocks are allocated to the same operator) and between the systems that occupy the frequency bands above and below...
Ngày tải lên: 23/12/2013, 17:15
Tài liệu GSM, cdmaOne and 3G Systems P5 pptx
... interfering mobile and zeroth BS, is rj = q D2 j + r2 2D j r cos(ϕ) (5.81) and ζ is the difference between λi j and λ0, the independent random variables with zero mean and standard deviation σ ... functions, and ζ j ζk and ζl are Gaussian random variables each having a p standard deviation of 2σ If φ( ) ( ) is not 1, then handover occurs Because Iext =S is a function of the random variables ... the ith mobile in the jth cell, and ε is a random variable p having zero mean and normal distribution with a standard deviation of σε = 2σe From Equations (5.82) and (5.100), the total intercellular...
Ngày tải lên: 23/12/2013, 17:15