Power Electronic of Design potx

... suất loại BUT 90 có các thông số sau: MÃ hiệu U CE ,V U CE0 , V U CE sat , V I C , A I B , A t off , às t on , às t s , às P m , W 26 Mạch so sánh là mạch báo hiệu sự bằng nhau giữa điện áp cần

Ngày tải lên: 02/08/2014, 09:21

... border of integration in calculation of coefficients of Fourier series from 360 degrees to 90 degrees only, and subsequent multiplication of the results of integration with four. ENGNG3070 Power Electronics ... TOPOLOGIES OF POWER ELECTRONIC CONVERTERS 3.1 Introduction Power electronic converters (PECs) are static devices, without any movable parts, that convert electric...

Ngày tải lên: 17/12/2013, 14:15

... (imposible maximum power of loads) [4,5]. In practice, the power of loads vary depending on demand of comsumption, result in varying voltage profile and power factor, therefore effecting power supplying ... Muhammad H.Rashid , Power Electronics Handbook (Editor in Chief), Academic Press 2001. VNU Journal of Science, Mathematics - Physics 25 (2009) 77-82 77 Application o...

Ngày tải lên: 05/03/2014, 14:20

... active site of mutant L160I. The main goal of studying HGPRT function and structure is to design compounds that would be effec- tive inhibitors. Almost all of the inhibitors available are analogues of ... Crystal packing of HGPRT L160I mutant. (A) Each subunit of a tetramer (red) links its N-terminus to the active site of a neighboring tetramer subunit (green). (B) Stereo diag...

Ngày tải lên: 23/03/2014, 07:20

... production of 191; and profits 85; relational 93–4; structural 191 Poverty Reduction Strategy Papers (PRSPs) 22 poverty trap 188–9 power 204; balance of 25; elite 32–3; relations of 1; sharing ... Albany, NY: State University of New York Press. Power, M. and Mohan, G. with Naidu, S. (eds) (2008) ‘The “New” Face of China–African Co-operation’, special issue of Review of Africa...

Ngày tải lên: 20/06/2014, 20:20

... viscos- ity, h,ofthecarriersolvent.However,althoughthesize dependence of the heating power has been already investigated and indicates the existence of an optimal particle size in which the heating power ... For hyperthermia therapy, nanotechnology offers a power- ful tool to the design of nanometre heat-generating sources, which can be activated remotely by the appli- cation o...

Ngày tải lên: 21/06/2014, 03:20

... Bangladesh, he dis- covered that some of the best young bank officers (who were often required to go door to door and meet with people living in the humblest of conditions) were former revolutionaries ... workers in the oil fields of Russia. With the fall of communism and the influx of demand for oil, Russian leaders cranked up their petroleum industry. Unfortunately, many of the...

Ngày tải lên: 22/06/2014, 04:20

... Friedman, one of the biggest gurus on the effects of the environment on human behavior, is being systematically ignored. He studies gambling casinos. By watching thousands of hours of video of people ... of the dozens of environment-based strategies influence masters routinely employ as a means of bringing about change, you realize that most of us really don’t turn to the p...

Ngày tải lên: 22/06/2014, 04:20

... degree of directionality of the transmit- ter and receiver and the orientation of the units. The lat- ter factor underlies the development of two major classes of link topology: line -of- sight ... photodetectors. Basic design parameters of transceiver optics are derived from considerations about link blockage and system compliance with the unique features of line -of- sight a...

Ngày tải lên: 23/06/2014, 00:20

... is hard to design low-cost receivers and systems of a very high dynamic range and high sensitivity. Most often, delicate engineering com- promises come into play. The understanding of the free-space ... we rely on for necessary common daily tasks, is a trademark of a mature and success- ful technology. It is not often that we think of optical wireless communi- cations (OWC) with ind...

Ngày tải lên: 23/06/2014, 00:20