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Data Acquisition and Control

Data Acquisition and Control
Overview

The primary objective of the Data Acquisition and Control Division is to enable the seamless, integrated operation and precise control of scientific experiments in fusion and plasma research.

Key Deliverables:

·       Robust Data Acquisition: Ensure high-fidelity, reliable collection of data across a network of distributed plant processes, sensors, and diagnostic systems.

·       Deterministic Plasma Control: Execute real-time, deterministic data processing to maintain precise, immediate plasma control for stability during active experiments.

·       Secure Data Archiving: Maintain an organized and secure repository of all experimental data, ensuring it remains accessible for long-term scientific references.

·       End-to-End Scientific Support: Facilitate researchers by providing a comprehensive suite of tools designed to streamline the entire experimental lifecycle—from pre-experiment planning and active execution to in-depth post-experiment analysis.

Data Acquisition and Control
Experiments

1.Steady State Tokamak -1 

SST-1 experimental data visualization tools for scientific studies developed on Matlab and Python platforms. These tools are featured with selective data filtering, targeted comparison and support standard mathematic functions


2.Distributed Control system of Large Scale Cryogenics Plant and Cryo-Systems

This experiment demonstrates the successful commissioning and integration of an indigenously developed cryogenic plant test facility with a cooling capacity of 200 W at 4.5 K. The facility utilizes an in-house data acquisition and control system built on a Siemens S7-300 PLC within an EPICS framework. By implementing Modbus and HART interfaces at the instrument level, the system establishes a uniform platform for seamlessly integrating the compressor station, cold box, and turbine operations.


3.Small Scale Sperical Tokamak -1 

Central Control System for SS-ST is based on EPICS frameworks. All the plant system interfaces viz are power supplies, vacuum and Gas feed, RF system, coil temperature monitoring etc are developed using EPICS.


4.Inverse Mirror Experimental Plasma Device  

Is a linear device capable of producing steady-state multi-filamentary plasma. The IMPED operation necessitates synchronized operation of various sub systems such as multiple DC power supplies, vacuum and gas feeds, water cooling and temperature monitoring, different probe diagnostics mounted on multiple probe drive systems, signal conditioning electronics, data acquisition and storage system. To meet above requirement modular and integrated experimental control system is developed to streamline and enhance the efficiency of conducting experiment by integrating all above heterogeneous sub systems into cohesive user-friendly platform


5.Data acquisition system for Electromagnetic Launcher 

Designed, developed, and integrated a robust Data Acquisition System (DAS) for the 8 kN EML. The system is capable of handling over 150 field signals, including optical, voltage, current, and temperature sensors, with diverse acquisition rates. The system features a modular and scalable architecture, ingress-protected junction boxes and DAS hardware, and a ruggedized design suitable for harsh field deployment. It also supports high-speed interlock operations with response times in the sub-millisecond range.


6.In-house Data Acquisition System Development 

1.       With the objective of Atmay Nirbhar Bharat  an initiative has been taken to develop an in-house multi-function data acquisition and control hardware based on PCIe interface. The key technical specifications of board are as follows:

 

·     ADC: 2x AD7606B (16-ch differential input, 16-bit, 100 kSPS, ±10V/±5V range) 

·     Analog Input over-voltage protection of more than ±15V

·     DAC: 2x AD5766 (8-ch single ended, 16-bit, 50 kSPS, ±10V range)

·     Programmable Analog Output range with voltage mode output in the range of ±10v, ±5v.

·     TTL isolated (ISO7340FCW) 32 channels Digital input with interrupt

·     TTL isolated (ISO7340FCW) 32 channels Digital output

·     Artix 7 FPGA XC7A200T

·     Single PCIe 4x port interface

·     Unused FPGA IOs are terminated on FMC connector.

·     OS Interface: Linux device driver 

Head Details

Kirti Mahajan

Kirti Mahajan

Designation
:
SO-H

Team Members

Kirti Mahajan

Kirti Mahajan

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:
Scientific Officer-H
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:
Kirit Patel

Kirit Patel

Designation
:
SOG
Phone
:
Jigneshkumar Patel

Jigneshkumar Patel

Designation
:
SOG
Phone
:
Harish Masand

Harish Masand

Designation
:
Scientific Officer-G
Phone
:
Vishnukumar B. Patel

Vishnukumar B. Patel

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:
Scientific Officer - F
Phone
:
Imran Mansuri

Imran Mansuri

Designation
:
SOF
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Dr. Ramesh Joshi

Dr. Ramesh Joshi

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Scientific Officer-F
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Manisha Bhandarkar

Manisha Bhandarkar

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Scientific Officer-E
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Priyadarsini Gaddam

Priyadarsini Gaddam

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Scientific Officer-E
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Hitesh Chudasama

Hitesh Chudasama

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Scientific Officer-C
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Soham Mahapatra

Soham Mahapatra

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Scientific Officer-C
Phone
:
Prem Kumar

Prem Kumar

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Technical Officer – C
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Parmesh Kumar

Parmesh Kumar

Designation
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Scientific Assistant-B
Phone
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Sunil kannaujiya

Sunil kannaujiya

Designation
:
Scientific Assistant-B
Phone
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Last Updated: 19-Jun-2026 12:57 PM