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EEE 405: POWER ELECTRONICS
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| bet | 18/48 | | Sana | 02.01.2024 | | Hajmi | 327 Kb. | | #129611 |
Bog'liq BACHELOR OF SCIENCE ELECTRICAL ELECTRONICS ENGINEERING
Physics and characteristics of semi-conductor power devices: Device rating, thermal considerations and cooling techniques: MOSFET, SCR, Power diodes, IGBT. Rectification: Rectifier circuits and their characteristics. Out- put voltage ripple. Smoothing methods. Operation with resistive and inductive loads. Single and poly-phase half and full-controlled bridge rectifiers. Freewheeling diode. Application of power switching circuit in control of ac/dc loads. Forced commutation. Definitions and classifications. Direct- Alternating Current conversion: DC to DC converter: buck, boost, buckboost, CUK. Control of DC power supply system with reversible power . Choppers and inverters: analysis and design. Inverters: resonant, pulse width modulation types, series, parallel, impulse- commutated. Harmonic contents of input and output. Computer simulation of power converter system. Microprocessor control of power electronic equipment.
Microprocessor Architecture: The ideal microprocessor; practical limitations; the data bus, address bus, control bus; central processing unit architecture. Internal registers. The Arithmetic Logic Unit. Instruction word flow. Data word flow. State transition diagram. Microprocessor Instruction Set: Addressing modes. Status register. The binary code. Hexadecimal code. Flow charts. Opcodes. Fetch machine cycle. WRITE and READ machine cycle. Interrupt, Acknowledge. Timing diagrams. Address allocation techniques. Address decoding techniques. Memory organisation and memory management. Assembler, compiler, loader, monitor, and other software aids. Assembly language. Programming illustrated with an example microprocessor. Interfacing Techniques: Interfacing the decoder, static RAM with programmable Input/ Output ports. ROM, EPROM with Input/Output. Central Processing Unit - initiated conditional and unconditional Input/Output transfers. Device-initiated interrupt Input/ Output transfer. Direct Memory Access. Applications: Microprocessor Selection. Design Methodology. Simple Examples of Applications.
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