DC to DC CONVERSION (CHOPPER) Author: king Last modified by: User03 Created Date: 6/27/1999 4:13:30 PM Document presentation format: On-screen Show Company: UTM
Date added: October 8, 2011 - Views: 572
DC to DC Conversion When the SCR came into use, a dc-to-dc converter circuit was called a chopper. Nowadays, an SCR is rarely used in a dc-to-dc converter.
Date added: March 4, 2012 - Views: 256
ECE 442 Power Electronics Text: Power Electronics: Circuits, Devices, and Applications ... (AC Voltage Controllers) DC-DC Converters (DC Choppers) DC-AC Converters ...
Date added: January 4, 2013 - Views: 78
GENERAL ELECTRICAL DRIVES What is electrical drives? Components of electrical drives Advantages of electrical drives DC drives Vs AC drives Torque equations
Date added: November 1, 2011 - Views: 298
De acuerdo a la fuente de tensión que alimente al motor, podemos realizar la siguiente clasificación: Motores de corriente directa (DC) Motore
Date added: February 9, 2015 - Views: 14
DC-DC Converter The DC/DC converters are also known as DC choppers where a fixed DC voltage source is converted in to a variable – voltage DC source.
Date added: April 27, 2014 - Views: 14
Title “Fuzzy Logic Speed Controllers Using FPGA Technique For Three-Phase Induction Motor Drives “ Author: CDSMART Last modified by: acer Created Date
Date added: May 2, 2013 - Views: 19
Power Electronics Chapter 5 DC to DC Converters (Choppers) Outline 5.1 Basic DC to DC converters 5.2 Composite DC/DC converters and ...
Date added: March 29, 2015 - Views: 9
... IF IF = VT/RF PROBLEMA Variadores monofásicos/ trifásicos CA/CC Aplicaciones Troceadores o Choppers CC/CC Aplicaciones Troceadores o ... (DC): Motor de ...
Date added: February 16, 2015 - Views: 6
Choppers: dc-dc converters. Mobile devices such as mobile phones, PDA etc. Electronic isolation. Power factor correction. Inverters: dc-ac converters.
Date added: November 22, 2014 - Views: 2
Simple DC bus connection. Choppers, resistors, power supplies, front-ends, etc. ... Ride-Thru.ppt. UPS. Most Flywheels. Active Front End. AC Line Sag Corrector.
Date added: August 3, 2013 - Views: 14
Title: ACS850 Product presentation Subject: ACS850 Author: Mehdi Hajji Last modified by: Daliri Created Date: 2/27/2009 4:57:55 PM Document presentation format
Date added: January 11, 2015 - Views: 7
Rural Development: In DC, agriculture constitutes a big slice of the GDP. Since in the rural areas agriculture is the dominant economic activity, ...
Date added: June 5, 2014 - Views: 141
E-MOSFET Switches E-MOSFETs can also switch analog signals E-MOSFET Switches Choppers convert DC or low -frequency AC into ... ppt CHAPTER 8 OBJECTIVES ...
Date added: June 5, 2012 - Views: 47
Switch-Mode Power Supply DC-DC converters choppers Step Down DC-DC Converter (Buck Converter) Discontinuous Conduction Mode with Constant Vd Discontinuous Conduction ...
Date added: May 24, 2013 - Views: 6
Instrumentation & Power Electronics. ... If a thyristor is used in a DC circuit, ... Force commutation is applied to choppers and inverters.
Date added: August 28, 2013 - Views: 71
Controlled Rectifier DC Drives By Dr. Ungku Anisa Ungku Amirulddin Department of Electrical Power Engineering College of Engineering Dr. Ungku Anisa, July 2008
Date added: July 2, 2012 - Views: 53
United Nations Conference on Trade and Development Workshop on WTO Accession UNDP/UNCTAD Goods Commitments Belarus, October 2008 Ralf Peters Trade Negotiations and ...
Date added: August 1, 2013 - Views: 169
Semoga Faham The power converters are generally classified as: 1. ac-dc converters (phase-controlled converters) ... (inverters) 4. dc-dc converters (choppers, ...
Date added: March 12, 2014 - Views: 6
http://www.hgtv.com/hgtv/dc_floral_arrangements/article/0,1793,HGTV_3418_1382927,00.html. ... http://gallery.bcentral.com/GID5110980DD432791-Orange-County-Choppers.aspx.
Date added: October 30, 2011 - Views: 188
Here thyristors must be turned off using forced commutation as they lack facility of natural commutation that is ... Typical application of DC choppers is DC motor ...
Date added: May 20, 2012 - Views: 49
Title: Motor Drive Lecture 1#C Author: Preferred Customer Last modified by: Preferred Customer Created Date: 2/21/2005 3:02:44 PM Document presentation format
Date added: September 29, 2011 - Views: 499
Power Electronics: Teaching and Research at AUB Sami H. Karaki ... DC choppers. Pulse-width modulated inverters. Introduction to gate and base drive circuits.
Date added: April 24, 2015 - Views: 1
Single-phase half-bridge inverter Operational Details Consists of 2 choppers, 3-wire DC source Transistors switched on and off alternately Need to isolate the gate ...
Date added: October 21, 2011 - Views: 144
... is determined by the controller. Mostly DC-DC choppers converters are used. For the field circuit, the balance of power is: The input power: ...
Date added: May 3, 2013 - Views: 60
Chapter 5 Signals and Noise Signal carries information about the analyte that is of interest to us. Noise is made up of extraneous information that is unwanted ...
Date added: January 27, 2012 - Views: 53
IAEA Training Material on Radiation Protection in Diagnostic and Interventional ... (use of DC choppers to convert 50Hz mains into voltages with frequencies ...
Date added: November 15, 2012 - Views: 25
... operators Currently focused to meet regional mobility Brief history of fare control in New York City Tickets & ticket choppers ... DC First smart card AFC ...
Date added: November 5, 2011 - Views: 71
Title: The D.C. Scout Battery Distribution System Ground Locator Author: Chris Shipley Last modified by: Chris Shipley Created Date: 10/13/2009 10:57:21 PM
Date added: July 26, 2013 - Views: 23
Este circuito fornece uma corrente DC linear para cargas práticas como um motor DC. 6. Choppers step-down (Buck) Quando a chave S for fechada, ...
Date added: July 23, 2013 - Views: 1
traction motor : control and applications
Date added: April 19, 2015 - Views: 3
... Power converter - rectifiers,choppers, inverters, and ... convert dc output of battery or rectified ac source to provide variable ac voltages and ...
Date added: March 29, 2012 - Views: 84
IAEA Training Material on Radiation Protection in Diagnostic and Interventional Radiology
Date added: October 22, 2013 - Views: 10
motores de c.c. estudio: motor de c.c. principios de funcionamiento. etapas de potencia para el control. rectificacion controlada. circuitos troceadores (choppers).
Date added: March 18, 2012 - Views: 31
Choppers DC (DC para DC) – converte uma tensão DC fixa em tensões DC variáveis. 4. Inversores (DC para AC) – converte uma tensão DC fixa em uma tensão ...
Date added: January 11, 2014 - Views: 5
... HF generators (use of DC choppers to convert 50Hz mains into voltages with frequencies in the kHz range) “Inverter technology Tube potential wave form ...
Date added: April 18, 2016 - Views: 1
Title: ABB Industrial drives, ACS880 drive series Author: Joe Chen Last modified by: TWJOCHE2 Created Date: 1/4/2011 6:44:02 AM Document presentation format
Date added: November 30, 2012 - Views: 61
The size of a DC-3 and will probably fly the ... by Orange County Choppers White Knight & Space Ship One Just in case ... Aircraft Recognition 2006 Author:
Date added: June 21, 2014 - Views: 1
En muchas oportunidades se han utilizado tiristores con circuitos auxiliares de apagado. Controladores DC - DC Regulador Lineal Básico Controladores DC ...
Date added: May 10, 2013 - Views: 18
para motores dc INDICE DEL TEMA 1. ... Convertidores electrónicos cc/cc Tipos de choppers y cuadrantes de funcionamiento . Title: Tema 1 Accionamientos Eléctricos
Date added: December 20, 2011 - Views: 24
... (North-west Choppers) Via Madonna e Via Matteotti Auto e moto d’epoca ... ROYAL CUBA SABRINA KABUA RIFF RAFF (AC DC tribute - Rock)* RAY ACCARDI BAND ...
Date added: May 8, 2013 - Views: 16
... Choppers de dos y cuatro cuadrantes Regulación en 2 cuadrantes (I y II) o en 4 cuadrantes 3.3- Control de motores cc En maquinas cc de excitación ...
Date added: April 13, 2012 - Views: 4
Photodiode: Thorlabs PDA55, DC-10MHz, Amplified Si Detector, 5 Gain ... Two Lasers Two Choppers A dual-laser FSI intended to reduce the drift errors is under ...
Date added: May 7, 2013 - Views: 25
... 1/2 number of cell as by Robicon Multilevel switch Halfbridges 2 x Choppers ... Terminal GB module + Terminal DC bus capacitor ...
Date added: December 23, 2012 - Views: 63
O.C.C. Orange County Choppers Official Site. OBDII automotive scan tool. OC Yellowbook. ... washington dc. st. louis post dispatch. showtime. liberty travel. red lobster.
Date added: December 22, 2012 - Views: 7157
Entropy of Search Logs - How Big is the Web? - How Hard is Search? ... united states district court southern Iowa. uniting churches confrence centers Sydney nsw.
Date added: July 7, 2012 - Views: 930
Performance of the Control System ... B PS independent, Q/S PS+ DC PS 1 DC power to 10 choppers，for example :5 OQ and 5 IQ Different PSC number in each VME crate: ...
Date added: May 3, 2013 - Views: 13
... Changers DC/DC converters - Choppers ~ = Us Ud = ~ Ud Us ~ ~ Us sup Us load = = Ud sup Ud load M M M M Advanced course of Power Electronics for Masters: ...
Date added: July 10, 2013 - Views: 18
... wide wavelength range Optimised for high resolution The OL Series 750 Monochromators Range of Plug-in input accessories Choppers (shown) ... DC, AC, pulsed or ...
Date added: March 24, 2015 - Views: 1