JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisite

Power Electronics and Renewable Energy Systems

Course Objectives:

• To study the internal structure and operation of PIC 16F876 microcontroller and 8051 microcontrollers
• To know assembly language program for the generation of firing and control signals employing these microcontrollers.

Course Outcomes

After completion of the course, students will be able to:

• Understand the architecture of 8051 and 16F876 microcontrollers.
• Develop assembly language programs employing 8051 & 16F876 microcontrollers.
• Analyze the microcontroller programming using MPLAB and develop typical programs for power converter applications.

UNIT - I

8051 microcontrollers: Architecture, addressing modes, I/O ports, Instruction sets, Simple assembly language programming.

UNIT - II

Use of microcontrollers for pulse generation in power converters, Overview of Zero-Crossing Detectors, Typical firing/gate-drive circuits, Firing/gate pulses for typical single-phase and three-phase power converters.

UNIT - III

PIC16F876 Micro-controller: Device overview, Pin diagrams, Memory organization, Special Function Registers, I/O ports, Timers, Capture/ Compare/ PWM modules (CCP).

UNIT - IV

Analog to Digital Converter module, Instruction set, Instruction description, Introduction to PIC microcontroller programming, Oscillator selection, Reset, Interrupts, Watch dog timer.

UNIT - V

Introduction to MPLAB IDE and PICSTART plus, Device Programming using MPLAB and PICSTART plus, Generation of firing / gating pulses for typical power converters.

TEXTBOOKS:

• 1. S. N. Bhadra, D.Kastha, S.Banerjee, “Wind Electrical Systems”, Oxford University Press, 2005.
• 2. B.H.Khan, “Non-conventional Energy sources”, Tata McGraw-hill Publishing Company, New Delhi, 2009.

REFERENCES:

• 1. Rashid .M. H, “Power electronics Hand book”, Academic press, 2001.
• 2. Ion Boldea, “Variable speed generators”, Taylor & Francis group, 2006.
• 3. Rai. G.D, “Non-conventional energy sources”, Khanna Publishes, 1993.
• 4. Gray, L. Johnson, “Wind energy system”, Prentice Hall linc, 1995.
• 5. Andrzej M. Trzynnadlowski, “Introduction to Modern Power Electronics”, 2nd Edition, Wiley India Pvt. Ltd, 2012. M. Tech – I Semester L T P C 3 0 0 3