Power electronics handbook

... compensation, IEEE Trans Power Electron., PE-1, 21–31, January 1986 D W Hart, Introduction to Power Electronics, Prentice-Hall, Englewood Cliffs, NJ, 1997, 194 P T Krein, Elements of Power Electronics, Oxford ... loop arrangement [1] However, most power electronics converters are circuits with controllable voltage output To achieve current control, the voltage of the power electroni...

Ngày tải lên: 17/10/2013, 11:15

... Bhat 30.3 University of Tennessee 30.1 Power Supplies DC Power Supplies AC Power Supplies Special Power Supplies University of Victoria Bimal K Bose Power Conversion AC-DC Converters Cycloconverters ... 1987 30.2 Power Conversion Kaushik Rajashekara Power conversion deals with the process of converting electric power from one form to another The power electronic apparatuses...

Ngày tải lên: 19/10/2013, 11:15

... regenerate power, and high power capability DC drives and motors from a few horsepower to hundreds of horsepower could be operated and controlled efficiently in all four quadrants when powered by ... horsepower were successfully applied to DC motors using permanent magnet fields The power dissipated by the transistor when gated-on is minimal and the power while gated-off is zero However,...

Ngày tải lên: 19/10/2013, 18:15

... Trans Power Electron., 10(3), 302–309, 1995 10 P Mattavelli, L Rossetto, G Spiazzi, and P Tenti, General-purpose sliding-mode controller for DC/DC converter applications, in Proc of IEEE Power Electronics ... European Space Power Conf (ESPC), Graz, August 1993, 173–178 12 J Fernando Silva and Sonia S Paulo, Fixed frequency sliding mode modulator for current mode PWM inverters, in Power...

Ngày tải lên: 19/10/2013, 18:15

... constant equal to as it is in (11.10), the result is the power invariant transformation By using this transformation, the calculated power in the abc coordinate system is equal to that computed ... T A Lipo, A new method for rotor time constant tuning in indirect field oriented control, in Power Electronics Spec Conf., 573–580, 1990 14 D M Brod and D W Novotny, Current control of VSI-PWM...

Ngày tải lên: 23/10/2013, 16:15

... P.P Acarnley, A.G Jack, and P.T Jowett, Power circuits for small permanent-magnet brushless dc drives, presented at Third International Conference on Power Electronics and Variable Speed Drives, ... the number of power devices, but ensures complete electrical isolation between phases so that remedial strategies can be adopted to continue operation even with the failure of a power devi...

Ngày tải lên: 23/10/2013, 16:15

... ampere However, the maximum speed at constant power is not limited by the fixed magnet flux as in the PM machine, and, hence, an extended constant power region of operation is possible in SRMs ... conversion process in an SRM can be evaluated using the power balance relationship Multiplying Eq (13.4) by i on both sides, the instantaneous input power can be expressed as di dL d 2 dL dL 2...

Ngày tải lên: 27/10/2013, 23:15

... most significantly influence power converter design are the shape of the back emf, the cogging torque, the magnetic saliency (surface-mount or buried magnets), and the power requirements Any of ... converts its input commands into commands for the power converter/modulator block and sometimes utilizes feedback of voltage or current The power converter block imposes the desired electrica...

Ngày tải lên: 27/10/2013, 23:15

... Standby power supply response to power disturbance Top trace: AC input; bottom trace: AC output (Courtesy of National Power Laboratory of Best Power, a unit of General Signal.) Standby power supplies ... installing a “minimum” battery, most short-term power outages can be supported For the long duration power outages, DC power generation can be used DC power generation genera...

Ngày tải lên: 06/11/2013, 08:15

... magnet (PM) DC motors, permanent magnet synchronous motors or, rarely, induction motors For low -power applications stepping motors can be used, but this type of motor exhibits a considerable amount

Ngày tải lên: 06/11/2013, 08:15

... consumes twice the power of exciting the motor one phase on at a time Exciting a three-phase motor with two phases on at a time produces no additional torque but also consumes twice the power of exciting

Ngày tải lên: 06/11/2013, 08:15

... cadence.com/ Rashid, M H., Power Electronics: Circuits, Devices, and Applications, Prentice-Hall, Englewood Cliffs, NJ, 1993 10 Rashid, M H., SPICE for Power Electronics and Electric Power, Prentice-Hall, ... limitations of simulation tools are discussed in more detail Computer simulation of electronic circuits in general and power electronics circuits in particular has many obvious...

Ngày tải lên: 13/12/2013, 00:15