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A Probing Device for Quantitatively Measuring the Mechanical Properties of Soft Tissues during Arthroscopy
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Electro-mechanical probe positioning system for large volume plasma device.

A K Sanyasi1, R Sugandhi1, P K Srivastava1

  • 1Institute for Plasma Research, Gandhinagar 382 428, India.

The Review of Scientific Instruments
|June 6, 2018
PubMed
Summary
This summary is machine-generated.

A new automated system precisely positions plasma diagnostics in a Large Volume Plasma Device (LVPD). This electro-mechanical system uses multiple synchronized drives for enhanced experimental control and data accuracy.

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Area of Science:

  • Plasma Physics
  • Experimental Engineering
  • Instrumentation and Control

Background:

  • Plasma diagnostics require precise positioning for accurate measurements.
  • Large Volume Plasma Devices (LVPDs) present unique challenges for instrumentation due to their scale and vacuum requirements.

Purpose of the Study:

  • To design and implement an automated electro-mechanical system for positioning plasma diagnostics within an LVPD.
  • To develop a robust and scalable solution for probe positioning in complex experimental setups.

Main Methods:

  • A system comprising 12 electro-mechanical assemblies was designed.
  • Assemblies utilize lead screw mechanisms, Wilson feed-throughs, stepper motors, and optical encoders.
  • The Modbus communication protocol over RS485 was employed for system orchestration.

Main Results:

  • The system was successfully fabricated and installed in the LVPD.
  • In-house developed software and specific architectural practices were utilized.
  • Performance results demonstrating effective probe positioning were obtained within the LVPD.

Conclusions:

  • The automated system provides precise and reliable positioning of plasma diagnostics in large-scale plasma devices.
  • The integrated approach, combining novel hardware and software, enhances experimental capabilities.
  • This development offers a valuable tool for plasma research and other vacuum-based experimental systems.