Design of Mechatronic Systems - II

Design of Mechatronic Systems is an advanced interdisciplinary course that concentrates on the structured design, analysis, and realization of intelligent engineering systems by synergistically combining mechanical components with electronics, control strategies, and embedded computing. The course emphasizes design thinking at the system level, where functionality, performance, cost, reliability, and safety are considered simultaneously throughout the product development lifecycle.

The course introduces participants to the complete mechatronic design process, starting from problem definition and requirement analysis to conceptual design, detailed modeling, and system integration. Learners study how physical systems are represented using mathematical models and block diagrams, enabling prediction of system behavior under various operating conditions. Simulation tools are used extensively to evaluate design alternatives, optimize parameters, and reduce development risks before physical implementation.

A major focus is placed on sensing and actuation technologies that form the interface between the physical and digital domains. The course explores a wide range of sensors for motion, force, pressure, temperature, and position, along with actuators such as electric drives, hydraulic and pneumatic systems, and smart actuators. Topics include interfacing techniques, signal conditioning, noise reduction, and data acquisition, with attention given to real-world constraints and performance trade-offs.

Control system development is addressed from both theoretical and practical perspectives. Participants learn to design and implement feedback and digital control systems that ensure accuracy, stability, and robustness. The integration of control algorithms with microcontrollers and embedded platforms is emphasized, including real-time constraints, communication protocols, and hardware–software co-design considerations.

The course also covers system integration, testing, and validation, highlighting methods for troubleshooting, performance evaluation, and fault detection. Case studies from robotics, automotive systems, industrial automation, and smart products illustrate how mechatronic principles are applied in practice. By the end of the course, participants are equipped with the knowledge and design methodologies required to develop efficient, reliable, and intelligent mechatronic systems suited to modern engineering challenges.

source : NPTEL[ youtube]