PPT-AC-AC Converters Module II

Lecture 9 Dr Oday A Ahmed ACAC Voltage Controller Converter Cycloconverter Indirect Matrix Converter direct Matrix Converter Or AC Choppers ACAC Voltage Controller Converter There are two different types of thyristor control used in practice to control the ac power . Extract 24P30P from 60i 25P from 50i or PSF equivalents HDMIHDSDI HDSDIHDMI All SDI types to HDMI pulldown removal included Connect Converters are the ultimate battery powered inthe64257eld converter tool for any situation With 3GHDSDSDI and HDMI Marta Rencz Gergely Nagy BME DED November 19 2012 brPage 2br The basic concepts of AD and DA converters DA converter architectures AD conversion and ADC architectures Introduction The world is analog signal processing nowadays is digital The transit 114 AD Converters ADCs perform two basic fundamental operations discretiza tion in time and discretization in amplitude e two functions are shown con ceptually in Figure 1 though the actual ADCmay not be structure as such 1 e rst operation of the These operating ranges may be broad and in some cases may overlap It is usually not possible to derive any arbitrary output voltage from the entire range of permissible input voltages There are several factors that can cause this including the inter Most Interpoint power converters have partial input line filters consisting of a single inductorcapacitor LC section which reduce the differential spectral noise components to about 30 mA pp This is adequate for many applications However where lower and . poisons. Rates of Reaction. Catalytic Converters. Exhaust fumes contain. CO – . due . to incomplete combustion of hydrocarbons. NO & NO. 2. – . N. 2. . in air is oxidised at high temperatures. To investigate the application of advanced manufacturing techniques to the fabrication and automated assembly of highly integrated power converters.. Dr Xi Lin. PEMC Research Group, University of Nottingham. EECT 7327 . Fall 2014. Interpolation. Interpolation. – . 2. –. Data Converters Interpolating and Folding ADC Professor Y. Chiu. EECT 7327 . Fall 2014. Uniformly spaced zero-crossings in flash ADCs. EECT 7327 . Fall 2014. Oversampling ADC. Nyquist. -Rate ADC. – . 2. –. Data Converters Oversampling ADC Professor Y. Chiu. EECT 7327 . Fall 2014. The “black box” version of the quantization process. EECT 7327 . Fall 2014. Data Converter Basics. A/D and D/A Conversion. – . 2. –. Data Converters Data Converter Basics Professor Y. Chiu. EECT 7327 . Fall 2014. A/D Conversion. D/A Conversion. EECT 7327 . Fall 2014. DAC Architecture. DAC Architecture. – . 2. –. Data Converters DAC Professor Y. Chiu. EECT 7327 . Fall 2014. Nyquist DAC architectures. Binary-weighted DAC. Unit-element (thermometer-coded) DAC. EECT 7327 . Fall 2014. Algorithmic . (Cyclic) ADC. Algorithmic (Cyclic) ADC. – . 2. –. Data Converters Algorithmic ADC Professor Y. Chiu. EECT 7327 . Fall 2014. Input is sampled first, then circulates in the loop for N clock cycles. TUPO, June 10. th. , 2009. Katja Klein. 1. Physikalisches Institut B. RWTH Aachen University. Outline. Katja Klein . 2. Conversion ratio & output current. Dimensions and weight of buck converters. EECT 7327 . Fall 2014. CMOS Comparator. Comparator. – . 2. –. Data Converters Comparator Professor Y. Chiu. EECT 7327 . Fall 2014. Transfer characteristic. (ideal). Circuit symbol. Detects the polarity of the analog input signal and produces a digital output (1 or 0) accordingly – threshold-crossing detector.