Yaswanth Kumar Badide’s Post

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Exploring New Opportunities in EPC Projects.

#PDF-471 #Feedback Control Theory and #Applications in #Engineering #Feedback control theory is a cornerstone in engineering that focuses on #designing systems that can self-correct and maintain desired performance levels by automatically adjusting their behavior based on feedback from their outputs. Here's a structured overview : #Fundamentals of Feedback Control Theory #Key Concepts : 1.Feedback Loop: A system where the output is measured, compared with a reference value, and used to adjust inputs to achieve the desired result. 2.Open-Loop vs. Closed-Loop Systems : • Open-Loop: No feedback, system operates on predefined inputs. • Closed-Loop: Incorporates feedback, enabling dynamic adjustment. #Control Actions : 1.Proportional (P): Directly proportional to the error. 2.Integral (I): Addresses accumulated error over time. 3.Derivative (D): Predicts error trend and adjusts preemptively. #Mathematical Models : • Transfer Functions • State-Space Representations • Stability Analysis (Nyquist, Bode, and Root Locus techniques) #Applications in Engineering 1.Electrical Engineering : • Voltage and current regulation in Power Systems. • Speed and position control in Electric Drives. • Feedback amplifiers in Communication Systems. 2.Mechanical Engineering : • Cruise control in Automobiles. • Temperature regulation in HVAC systems. • Robotic arm control in Automation. 3.Civil Engineering: • Structural monitoring and control in Smart Buildings. • Fluid flow regulation in Irrigation systems. 4.Chemical Engineering : • Process control in Reactors. • Flow rate and temperature regulation in Chemical Plants. #Advantages of Feedback Control 1.Stability: Helps systems respond predictably to disturbances. 2.Accuracy: Minimizes error by self-correcting. 3.Efficiency: Reduces energy and resource wastage. 4.Robustness: Adapts to parameter variations and uncertainties. #Challenges in Feedback Control 1.Complexity: Design and tuning require expertise. 2.Stability Issues: Poorly designed systems may oscillate or diverge. 3.Latency: Delays in measurement or actuation can degrade performance. #Real-World Examples 1.Industrial Automation: CNC machines using PID controllers. 2.Aerospace Engineering: Autopilot systems in aircraft. 3.Renewable Energy: Maximum Power Point Tracking (MPPT) in solar inverters. #FeedbackControl #ControlSystems #EngineeringApplications #PIDControl #Automation #SystemStability #ProcessControl #ElectricalEngineering #MechanicalEngineering #CivilEngineering #ChemicalEngineering #Robotics #AerospaceEngineering #IndustrialAutomation #SmartSystems

Mohamed Bedear

Senior EICA Design Engineer (BEng CEng MIEI MIET)

1mo

Yaswanth Kumar Badide Sagi Essam El-Din A.Ghafour Sorry, but when I saw the cover page picture, I couldn't skip it since the presentation cover page of the document was totally incorrect. Can we inform the creator of this cover page to shift the actuator location before the process because the actuator is the one controlling the process, not the process controlling the actuator. The process control block diagram needs to be corrected. The dotted line around the controller and process as feedback is incorrect. The feedback (closed loop) is from the sensor, which measures the process variable.

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