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maintenance of electrical motors and associated apparatus

Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science

Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science

Công nghệ thông tin

... a t e random number i n [ , ) ∗/ double r e t = ( double ) rand ( ) ; return r e t / (RAND MAX+1); } i n t s a m p l e g e o m e t r i c r v ( double p ) { double q ; i n t n = ; { q = rand double ... formatted data and generating a report One of the common formats for interchange of formatted data is ’tab delimited’ where each line corresponds to a single record The individual fields of the record ... 3.4 ’wc’ is a unix utility that display the count of characters, words and lines present in a file If no file is specified it reads from the standard input If more than one file name is specified...
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Practical Troubleshooting of Electrical Equipment and Control Circuits pptx

Practical Troubleshooting of Electrical Equipment and Control Circuits pptx

Điện - Điện tử

... or ‘OFF’ depending on the status of the operand bit that has been assigned to it A NO condition is ‘ON’ if the operand bit is ‘ON’ and it is ‘OFF’ when the operand bit is ‘OFF’ On the other hand, ... condition is ‘ON’ if the operand bit is ‘OFF’ and it is ‘OFF’ when the operand bit is ‘ON’ In short, an NO condition simply follows the bit status (on => on and off => off) and an NC condition follows ... the ratio of the number of turns per phase (a = N1/N2) and the type of connection Table 1.1 gives a quick view of primary-line voltages and line currents and secondary-phase voltages and currents...
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Báo cáo hóa học:

Báo cáo hóa học: " Editorial Search and Retrieval of 3D Content and Associated Knowledge Extraction and Propagation" docx

Báo cáo khoa học

... issue has only covered a small portion of the various research directions in the arena of Search and Retrieval of 3D Content and Associated Knowledge Extraction and Propagation However, we hope that ... a Professor He was the Director of the Center of Excellence for Research in Computer Systems, College of Engineering, from August 1998 to July 2000, and was the Chairman of the Department of CSIE ... Informatics and Telematics Institute He received the Diploma degree in electrical and computer engineering, the M.S degree in medical informatics, and the Ph.D degree in electrical and computer...
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Báo cáo hóa học:

Báo cáo hóa học: " Department of Electrical Engineering and Computer " docx

Báo cáo khoa học

... engineering, and the Ph.D degree in electrical engineering from the University of Maryland, College Park, in 1997 and 2000, respectively She joined the Department of Electrical Engineering and Computer ... Assistant Professor in the Department of Electrical and Computer Engineering at the University of Rochester She received a B.S degree in electrical engineering from Cornell University in 1995 and the ... Assistant Professor with the Department of Electrical Engineering and Computer Science His area of interest mainly focuses on signal processing for wireless sensors and ad hoc networks and on multiuser...
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Báo cáo hóa học:

Báo cáo hóa học: "Department of Electrical Electronic and Computer " pptx

Báo cáo khoa học

... conferences and Chairman of EUSIPCO-96 and NSIP-03 He is an Associate Editor of “Multidimensional Systems and Signal Processing” and a Member of the Editorial Board of “Signal Processing” and “IEEE ... and Systems and corecipient of the NORSIG 94 Best Paper Award He is the coauthor of over 250 publications Giovanni L Sicuranza is Professor of signal and image processing and Head of the Image ... currently a Professor and Head of the Institute of Signal Processing, Tampere University of Technology, Tampere, Finland His research interests include nonlinear signal and image processing and analysis,...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Reduction of wood hygroscopicity and associated dimensional response by repeated humidity cycles" doc

Báo cáo khoa học

... essentially of chemical origin In essence, the phenomenon of hygroscopic ageing will be defined as the loss of hygroscopic response on the part of the wood after a process of extenuation of the cell ... for aged wood and non-aged wood, for the three levels of relative humidity to an excessive content of impregnation substances with a base of terpenoids and polyphenols A comparison of the sorption ... the species studied and for both aged and non-aged wood As can be expected, the loss of response in aged wood in terms of moisture content of the wood translates into a loss of dimensional Article...
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Báo cáo y học:

Báo cáo y học: " RESEARCH ARTICLE Open Access One-year risk of psychiatric hospitalization and associated treatment costs in bipolar disorder treated with atypical antipsychotics: a retrospective claims database analysis" doc

Báo cáo khoa học

... for each of the numeric covariates, and gave equal share of the categorical covariates, and then calculated the log mean of the fitted gamma distribution based on these covariate values and the ... significantly associated with risk of post-index hospitalization in all models The number of pre-index mood stabilizers was not significantly associated with risk of hospitalization Gender and age ... design and coordination of the study, statistical analysis of results and manuscript preparation Competing interests Edward Kim MD, MBA, Min You, MS, and Yonghua Jing, PhD, are employees of Bristol-Myers...
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Báo cáo khoa học:

Báo cáo khoa học: "Hospitalized cancer patients with severe sepsis: analysis of incidence, mortality, and associated costs of care" doc

Báo cáo khoa học

... cost and length of stay that is more than double that of medical cancer patients with severe sepsis This is understandable since surgical oncology operations are often complex and can be associated ... 1999 The Commonwealth of Massachusetts: Executive Office of Health and Human Services FY 1996 Hospital Case Mix Data Base 1999 State of New Jersey: Department of Health and Senior Services Discharge ... incidence and mortality by tumor type We therefore conducted a study of a large, nationally representative sample to determine estimates of the incidence, outcome, and associated cost of severe...
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Substance p regulates chemokine production in leukocytes   implications in the pathogenesis of acute pancreatitis and associated lung injury

Substance p regulates chemokine production in leukocytes implications in the pathogenesis of acute pancreatitis and associated lung injury

Thạc sĩ - Cao học

... Pathophysiology of acute pancreatitis and associated lung injury 1.2.1.1 Inflammatory mediators in acute pancreatitis and associated lung injury 1.2.1.2 Leukocytes in acute pancreatitis and associated ... form of inflammation of the pancreas, associated with autodigestion of the pancreas, pancreatic edema, necrosis, and hemorrhage Gallstones and alcoholism are the two most common causes of acute ... structure and mode of activation, namely conventional PKCs (α, βI, βII, and γ), novel PKCs (δ, ε, η, and θ), and atypical PKCs (ζ, λ/ι, and μ) The conventional PKCs are activated by Ca2+ and by...
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Application of computational intelligence for faulty detection and diagnosis of induction motors and electromechanical systems

Application of computational intelligence for faulty detection and diagnosis of induction motors and electromechanical systems

Tổng hợp

... detection and diagnosis of induction motors and electromechanical systems faults The principle of signatures analysis of Envelope Analysis is using wavelet analysis to find fault signal band and envelope ... components, and finally finds the fault band and diagnoses defect information of fault induction motors and electromechanical systems 3.2.2 Definition of Hilbert Transformation Theory of Hilbert ... is crucial to establish understanding of early fault diagnosis Currently, main procedures of motors maintenance contain periodic visual inspections and replacement of damaged units at machine down...
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Generic coding of moving pictures and  associated audio information

Generic coding of moving pictures and associated audio information

Kỹ thuật lập trình

... edition of the Recommendations and Standards listed below Members of IEC and ISO maintain registers of currently valid International Standards The Telecommunication Standardization Bureau of the ... frequency of the program that this PID belongs to, and fulfils: offset = t1 (i ) − t (i ) ltw _ offset = offset // where i is the index of the first byte of this Transport Stream packet, offset ... include the coordination of data retrieval of the channel, the adjustment of clocks, and the management of buffers The tasks are intimately related If the rate of data delivery of the channel is controllable,...
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Theory and Design of Electrical and Electronic Circuits

Theory and Design of Electrical and Electronic Circuits

Điện - Điện tử

... resistance of the copper of the wire of the secondary resistance of losses for Foucault and hysteresis distributed capacitance of the winding of the primary distributed capacitance of the winding of ... voltage of PINCH-OFF or "strangulation of the channel" defined in the curves of exit of the transistor, whose module agrees numerically with the voltage of cut in the curves of input of the transistor ... of the secondary (primary open) inductance of dispersion of the primary L2 (1-k) / n2 R1 R2 R0 C1 C2 inductance of reflected dispersion of the secondary resistance of the copper of the wire of...
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Electronics - Theory and Design of Electrical and Electronic Circuits

Electronics - Theory and Design of Electrical and Electronic Circuits

Cơ khí - Chế tạo máy

... resistance of the copper of the wire of the secondary resistance of losses for Foucault and hysteresis distributed capacitance of the winding of the primary distributed capacitance of the winding of ... voltage of PINCH-OFF or "strangulation of the channel" defined in the curves of exit of the transistor, whose module agrees numerically with the voltage of cut in the curves of input of the transistor ... of the secondary (primary open) inductance of dispersion of the primary L2 (1-k) / n2 R1 R2 R0 C1 C2 inductance of reflected dispersion of the secondary resistance of the copper of the wire of...
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iec 60364-5-54 electrical installations of buildings - selection and erection of electrical equip

iec 60364-5-54 electrical installations of buildings - selection and erection of electrical equip

Điện - Điện tử

... Selection and erection of electrical equipment Chapter 51 : Common Rules Current-carrying capacities of conductors for electrical installations of buildings 449 (1973) Voltage bands for electrical ... Licensed by Information Handling Services ELECTRICAL INSTALLATIONS OF BUILDINGS Part 5: Selection and erection of electrical equipment Chapter 54 : Earthing arrangements and protective conductors ... measurement of the resistance of the earthing arrangements This joint shall be disconnởctable only by means of a tool, shall be mechanically strong, and ensure the maintenance of electrical continuity...
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iec 60364-5-548 electrical installations of buildings - selection and erection of electrical equi

iec 60364-5-548 electrical installations of buildings - selection and erection of electrical equi

Điện - Điện tử

... Information Handling Services 60364-5-548 O IEC: 1996+A :1998 -7- ELECTRICAL INSTALLATIONS OF BUILDINGS - Part 5: Selection and erection of electrical equipment - Section 548: Earthing arrangements and ... overvoltages of atmospheric origin and due to switching, and protection against electromagnetic interference (EMI) in installations of buildings NOTE - In case of EMC problems associated with existing electrical ... installations of buildings IEC 60364-5-51 :1994, Electrical installations of buildings - Part 5: Selection and erection electrical equipment - Chapter 51: Common rules of IEC 60364-5-54:1980, Electrical...
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Tài liệu Principles And Applications Of Electrical Engineering P2 pdf

Tài liệu Principles And Applications Of Electrical Engineering P2 pdf

Cơ khí - Chế tạo máy

... for example, in three of the four quadrants of the i-v characteristic and can therefore act as sources of energy for specific combinations of voltages and currents An example of this dual behavior ... amount of resistance, the magnitude of which depends on Part I Circuits the electrical properties of the material Resistance to the flow of current may be undesired—for example, in the case of lead ... circuits and instruments EXAMPLE 2.7 Application of Kirchhoff’s Laws Problem Apply both KVL and KCL to each of the two circuits depicted in Figure 2.27 Solution Known Quantities: Current and voltage...
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