alternating current drives and motors
Alternating current drives in the steel industry
Ngày tải lên :
26/11/2015, 09:40
... thyristor-based (current switched) devices, which include SCR, GTO, and IGCT (or GCT), and the transistor-based (voltage switched) devices, which include IGBT and IEGT The voltage and current ratings ... cycloconverter configurations (both for noncirculating and circulating current type) and the output voltage and current waveforms for a noncirculating current cycloconverter as obtained by the adequate ... component of current is, W is the magnetic flux, il is the magnetizing current, jL is the load angle, jS is the flux axis angle, and k is the rotor axis angle The currents id and iq of the stator current...
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IEC 62271 100 high voltage switchgear and controlgear high voltage alternating current circuit
Ngày tải lên :
04/04/2014, 12:34
... of 52 kV and above High voltage alternating current switch-fuse combinations High-voltage alternating current contactors and contactor based motor-starters Metal enclosed switchgear and controlgear ... 10 – Current peak values and current loop durations during the arcing period for 50 Hz operation in relation with short-circuit test-duty T100a 189 Table 11 – Current peak values and current ... International Standards transparently to the maximum extent possible in their national and regional standards Any divergence between the IEC Standard and the corresponding national or regional standard...
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Guarantee Operations at Agribank – Current Situation and Recommendations.doc
Ngày tải lên :
27/10/2012, 16:43
... magazines and internet • Inductive, deductive and statistical method • Figure comparison • Data evaluation, judgment and conclusion Scope of the study Bank guarantee operations are quite new and complicated ... progressive, coherent, and complete Nowadays, law always goes hand in hand with the market mechanism under the government’s control Almost activities of the economy become chaotic and uncontrollable ... guarantee demand of customers To give an overall picture of current situation of guarantee operation at Agribank, figures of three latest years 2005, 2006, 2007 and some evaluation will be shown Current...
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Establishment of Effluent Standards for Industrial Wastewaters in Korea: Current Issues and Suggestions for Future Plan
Ngày tải lên :
05/09/2013, 10:15
... Australian and New Zealand guidelines for fresh and marine water quality Australian and New Zealand Environment and Conservation Council and Agriculture and Resource Management Council of Australia and ... Water quality standards are determined through the water quality criteria In Korea, water quality standards were set up by considering the drinking water standards and the economical and technical ... TN and TP standards were proposed as the values decreased 17% and 63%, respectively Table - Comparison of conventional pollutant standards in metal assembly industry Pollutant Existing standard...
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The Control Techniques Drives and Controls Handbook
Ngày tải lên :
20/10/2013, 02:15
... system Noise and vibration General Vibration Noise Motors for special applications Geared motors Brake motors Torque motors Motors for hazardous locations General CENELEC North American standards ... Power losses and current ratings Surge current ratings High-frequency current operation Gate turn-off thyristor Switching characteristics and gate drive Snubber design Voltage and current ratings ... Voltage and current ratings Switching behaviour and gate drive Safe operating area Short-circuit performance Series and parallel operation Integrated-gate commutated thyristor Voltage and current...
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RFID current applications and potential economic benefits (IBM)
Ngày tải lên :
04/12/2013, 15:08
... Track & Trace, Military and defense tracking Monitor the movement and use of valuable equipment and personal resources Security & Access Control Includes: Access control and tracking, Animal tracking, ... security, convenience and Point of sale applications Consumer Includes: Personal identification and authentication, personal security and safety, Applications Patient ID and tracking, Maintaining ... integrated with legacy systems and operational practices to enhance productivity and efficiency The Philips Asian RFID project covers the tagging and tracing of wafer cases and carton packages for flows...
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Active filter operation providing unity power factor supply system for drives and battery charging
Ngày tải lên :
03/01/2014, 19:45
... shows a current wave $-taken by the Adive Filter, rectifier current il and total input current b.The filter ' current added to the redifier current iP results in sinusoidal wave input current ... 2om Figure 7b: Rectifier current adive filter current $- (negative) and ' supply line current b with optional Electric Drive supplied by Adive Filter AF + 'Ihe filta peak current is almost half ... simulation results tests t a Figures 8a, 8b and 8c pr-t respedvely: rectifier phase ament il, aaive filter current and total input current & AU these currents are shown with supply h e phase voltage...
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Tài liệu Ecosystems and Human Well-being: Current State and Trends, Volume 1 pdf
Ngày tải lên :
17/02/2014, 19:20
... cultivated land, dryland rangelands, and coastal and marine systems are now degraded, and the degraded area continues to expand [4] Changing Land Use and Land Cover Current rates of land cover ... Systems: Wetlands, Rivers, and Lakes • Dryland Systems: Deserts, Semiarid, and Dry Subhumid Rangelands • Forests, Including Woodlands and Tree Plantations • Marine and Coastal Systems • Island Systems ... Cultivated Mountain Dryland Coastal Island Forest and woodland Population growth in percentage Cultivated Mountain Dryland Polar Net primary productivity Coastal Island Forest and woodland Polar Gross...
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Tài liệu BÁO CÁO " CURRENT STATUS AND ORIENTATION OF RESIDENTIAL AREAS IN QUANG XUONG DISTRICT, THANH HOA PROVINCE, VIETNAM " pot
Ngày tải lên :
25/02/2014, 10:20
... hectares; + Land for public target will reach 211.55 hectares (including land for ttransportation, land for cultural facilities, land for educational and training facilities, and land for sports ... 2.1 Land for housing OTC 3350.35 14.71 2.1.1 Land for rural housing ONT 3307.03 14.52 2.1.2 Land for urban housing ODT 43.32 0.19 CDG 3690.24 16.20 2.2 Special land 2.3 Land for religious and ... industrial and infrastructure development areas By 2020, land for rural housing will increase to 90.45 hectares (including new land for housing and resettlement land) By 2020, Thanh Hoa city will expand...
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Draft Report on Alternative (Non-Animal) Methods for Cosmetics Testing: current status and future prospects – 2010 doc
Ngày tải lên :
05/03/2014, 16:20
... fluids and coagulating glands), levator ani-bulbocavernosus muscle, 363 paired Cowper's glands and the glans penis 364 In order to establish whether a test substance can have androgenic or antiandrogenic ... 313 levels and a concurrent control should be used and a total of 20 litters are recommended at 314 each dose level Dams are tested to assess effects in pregnant and lactating females and may 315 ... parturition, lactation, and weaning, and the growth and 207 development of the offspring The study may also provide information about the effects on 208 neonatal morbidity, mortality, and preliminary...
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Current Issues and Future Direction in Kidney Transplantation Edited by Thomas Rath potx
Ngày tải lên :
07/03/2014, 19:20
... covert cardiovascular disease and occult malignancy, and careful assessment of infectious risk in older prospective transplant candi‐ dates are crucial and mandatory Currently, the waiting time ... transplantation One- and three-year graft survival rates were 75% and 75% vs 92.1% and 75.1% for the cirrhosis and non-cirrhosis groups, respectively (P=0.72) The corresponding one- and three-year ... Candidate http://dx.doi.org/10.5772/54736 listed for a standard and ECD kidney Although living donor kidneys offer older transplant candidates the best chance of meaningful improved survival and...
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Internal audit independence and objectivity: a review of current literature and opportunities for future research ppt
Ngày tải lên :
15/03/2014, 23:20
... INDEPENDENCE AND OBJECTIVITY: A REVIEW OF CURRENT LITERATURE AND OPPORTUNITIES FOR FUTURE RESEARCH Jenny Stewart Griffith Business School Griffith University, Queensland, Australia and Nava Subramaniam ... of attribute standards and associated advisory statements relating to independence and objectivity Standard 1100 states that “the internal audit activity should be independent, and internal auditors ... dual role of assurance provider and consultant can create bias and hence cause problems for internal audit objectivity Both Brody and Lowe (2000) and Ahlawat and Lowe (2004) examined whether...
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Báo cáo khoa học: "Machine Translation: its History, Current Status, and Future Prospects Jonathan Slocum Siemens" pdf
Ngày tải lên :
17/03/2014, 19:21
... to work, for they are in fact being bought and used, and they save time and/ or money for their users Every user eXpresses a desire for improved quality and reduced cost, to be sure, but then the ... manuals Nippon Telegraph and Telephone is working on a system to translate scientific and technical articles from Japanese into English and vice versa [Nemura et al., 82], and is looking into the ... mid-EJ, and early 1984, and the system has been installed at the sponsor's site in Germany for further testing and final development of a translator interface The METAL dictionaries are being expanded...
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Epidural Analgesia – Current Views and Approaches Edited by Sotonye Fyneface-Ogan docx
Ngày tải lên :
17/03/2014, 21:20
... Anesthesia and Analgesia 115 Dusica Stamenkovic and Menelaos Karanikolas VI Contents Chapter Contraindications Hemorrhage and Coagulopathy, and Patient Refusal 135 Bahanur Cekic and Ahmet Besir ... levobupivacaine, sufentanil and clonidine were mixed together (Sautou et al., 2011) 18 Epidural Analgesia Current Views and Approaches We then planned a second randomised, controlled and double-blinded ... namely Marie Bazin, Franck Bolandard, Bernard Lavergne, Brigitte Storme, Sộbastien Tixier and Lise Vernis, and also to Daniel Bourdeaux and Valộrie Sautou (pharmacists) and Bruno Pereira (biostatistician)...
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MULTIPLE SCLEROSIS CURRENT STATUS AND STRATEGIES FOR THE FUTURE ppt
Ngày tải lên :
23/03/2014, 06:20
... disease, causes, course, and treatments (Chapters 2, 5, and 6); (2) adaptation and management (combination of medical, technological, and psychosocial aspects) (Chapters and 4); and finally, (3) proposals ... of people with MS and to treat the fatigue and pain that so often accompany MS Ideas for the future are built on the review of current knowledge and gaps in the biomedical and social science ... MULTIPLE SCLEROSIS CURRENT STATUS AND STRATEGIES FOR THE FUTURE Janet E Joy and Richard B Johnston, Jr., Editors Committee on Multiple Sclerosis: Current Status and Strategies for the Future...
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Brazil''''s Capital Market: Current Status and Issues for Further Development pot
Ngày tải lên :
23/03/2014, 12:21
... public and private sector It then discusses what the key challenges are, and policy options for further development II BRAZIL’S CAPITAL MARKETS—ISSUES AND STATUS A Short-Term Maturity and Low ... 17.6 Materials and Energy Communication Consumers Communication 21.8 Financials Industrial and Tech 21.6 10.8 Consumers 10.2 2.1 14.1 Materials and Energy Financials 13.5 Industrial and Tech 34.1 ... Source: Anbima and Central Bank of Brazil Figure 13 Corporate Bond Market during the Crisis: Korea and Chile Chinages in Corporate Bond Outstanding Changes in Corporate Bond Outstanding (KRW, trillions)...
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Computational Intelligence in Electromyography Analysis – A Perspective on Current Applications and Future Challenges docx
Ngày tải lên :
23/03/2014, 14:20
... 1978; Andreassen and Rosenfalck, 1981) 3.2.2 Assumptions of the core-conductor model and the line-source model: the first approach to convolutional models Clark and Plonsey (1966, 1968) and then Andreassen ... Yamamoto and Kiyotaka Izumi Chapter 14 Proposal of a Neuro Fuzzy System for Myoelectric Signal Analysis from Hand-Arm Segment 337 Gabriela Winkler Favieiro and Alexandre Balbinot Chapter 15 Design and ... source and a weight function An important step towards the simplification of this model was made by Andreassen and Rosenfalck (1981) who assumed that the transmembrane current was distributed and...
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CURRENT FRONTIERS AND PERSPECTIVES IN CELL BIOLOGY doc
Ngày tải lên :
28/03/2014, 10:20
... ZO-1 Cl-1 and -7 Occ, Cl-4 and -18 Occ and ZO-1 Occ, Cl-5 and ZO-1 ZO-1 Occ and ZO-1 Occ and Cl-4 Occ, Cl-1, -5 and -8, JAM and ZO-1 ZO-1 Occ, Cl-1 and -7 Cl-1 Cl-1 Occ, Cl-1, JAM and ZO-1 7HG ... -3 and -4 Cl-18 Occ, Cl-1, JAM-A and ZO-1 Cl-1 ** Tricellulin mut ND Occ and ZO-1 Occ Occ, Cl-5 and ZO-1 Cl-8 and ZO-1 JAM-C mut JAM-A and ZO-1 Occ, Cl-5 and ZO-1 Occ Downregulation Occ, Cl-1 and ... Cl-3 7HG 7HG ZO-1, Cl-2, -4 and -5 Cl-3 Occ, Cl-5 and ZO-1 and -2 Occ Occ, Cl-1 and ZO-1 TJ disruption ZO-2 genomic duplicarion Cl-1 and -5 * Cl-3 and -5 Occ, Cl-2, -5 and -11 Upregulation Tight...
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The health of Canada’s elderly population: current status and future implications pot
Ngày tải lên :
28/03/2014, 19:21
... nonarthritic back problems and heart disease, and among those 75 and older they were arthritis or rheumatism, heart disease, high blood pressure and cataracts Among both the elderly women and men, the proportion ... overall On the one hand many elderly people reported that their activities were restricted (Table 1), that they had disabilities and diagnosed chronic conditions (Tables and 4) and that they required ... those aged 75 and over, who have chronic health problems, are disabled and need help with ADLs and IADLs Other research shows strong statistical relations between those in this segment and those...
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