Siri Power Products R&D Engineer Interview Questions and Answers

Q1. PID controller working
Ans. 
A PID controller is a type of feedback control system that calculates an error value as the difference between a desired setpoint and a measured process variable.
• PID stands for Proportional-Integral-Derivative, which are the three terms used to describe the controller's actions.

• The proportional term responds to the current error value.

• The integral term responds to the accumulation of past errors.

• The derivative term res...read more
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Q2. Previous work details
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Q3. Power curve of WECS
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The power curve of a Wind Energy Conversion System (WECS) shows the relationship between wind speed and power output.
• The power curve typically shows the rated power output at a certain wind speed, as well as the cut-in and cut-out speeds.

• It is important for optimizing the performance of the WECS and determining the best locations for installation.

• The shape of the power curve can vary depending on the type of wind turbi...read more
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Q1. Introduction urself
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Q2. Background and skills
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I had a test on AutoCad Software, they provided a Solar design to draw.

Q1. Asked about my Mechanical technical knowledge. Stress strain, Torque Formulas, Speed.
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Q2. Electrical Knowledge, since the company deals in power field. Working Principle of Solar cells, for what purpose Inverter is used. Why is Transformers used in Electrical.
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Q3. Asked about my Final year Project
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