#131 Introduction to CONTROL SYSTEMS | open loop and closed loop control system || EC Academy

EC Academy
4 Feb 202005:03

Summary

TLDRThis ECE Academy lecture introduces control systems, defining them as units that process input to produce output. It distinguishes between open-loop and closed-loop control systems, explaining their basic concepts, advantages, and examples. Open-loop systems are simple, cheap, and stable but less accurate, with examples like traffic lights and automatic washers. Closed-loop systems, exemplified by room heaters, are more accurate due to continuous monitoring but are complex, costly, and less stable. The lecture aims to provide a foundational understanding of control systems.

Takeaways

  • 😀 A system is a unit that processes input to produce an output.
  • 🔧 A control system is a combination of components working together to perform a specific operation where the output is controlled by the input.
  • 🔄 There are two basic types of control systems: open loop and closed loop.
  • 🔒 Open loop control systems process input without measuring or controlling the output, making them simple and less accurate.
  • 🚦 Examples of open loop systems include traffic light signals, electric hand dryers, and automatic washing machines.
  • 🔁 Closed loop control systems feed the output back to the input for comparison, creating a feedback loop that improves accuracy.
  • 🌡️ A room heater maintaining room temperature is an example of a closed loop system, where the actual temperature is compared with the desired temperature.
  • 📉 Closed loop systems are more accurate but also more complex, costly, and less stable compared to open loop systems.
  • 💡 The simplicity of open loop systems makes them cheaper and more stable, but they lack the accuracy and control of closed loop systems.
  • 🔎 The accuracy of a control system is a key factor in determining its type, with closed loop systems offering continuous monitoring and higher precision.
  • 🛠️ The construction complexity and cost of a control system are influenced by whether it is open loop or closed loop.

Outlines

plate

This section is available to paid users only. Please upgrade to access this part.

Upgrade Now

Mindmap

plate

This section is available to paid users only. Please upgrade to access this part.

Upgrade Now

Keywords

plate

This section is available to paid users only. Please upgrade to access this part.

Upgrade Now

Highlights

plate

This section is available to paid users only. Please upgrade to access this part.

Upgrade Now

Transcripts

plate

This section is available to paid users only. Please upgrade to access this part.

Upgrade Now
Rate This

5.0 / 5 (0 votes)

Related Tags
Control SystemsOpen LoopClosed LoopSystem DesignFeedback ControlEngineering BasicsInput ProcessingOutput ControlAccuracy AnalysisCost ComparisonSystem Stability