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Saad Ahmed Warraich

Research Engineer


E-mail: saadahmedwarraich@gmail.com

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Skills

C/C++ programming; 90%
MATLAB; 90%
Python programming; 70%
Circuit & PCB design on Proteus ISIS; 90%
Industrial Instrumentation; 80%
Technical Writing; 90%
FEM Modelling on COMSOL®; 80%
FactoryTalk View Studio HMI development; 90%
VHDL; 70%

Areas of focus:

Embedded systems, Eddy Current & Ultrasonic NDE



Latest research project as RA:

'Design and development of Intelligent Mobile Robots (IMRs) for disaster mitigation and firefighting'

Funded by: National ICT R&D Fund Pakistan.
Research Grant: Rs 14.6 million



Journal Publications:

  1. M. Hassan, T. Khan, S. Warraich, F. Amir, "Spatial Correlation Method for Data Fusion of Multi Frequency Eddy Current Measurements, " subm. Journal of Nondestructive Testing and Evaluation, 2016
  2. T. Khan, A. Maqsood, S. Warraich, “Thermal Fatigue Characterization of Mild Steel (E 6013) Welded Areas using Wavelet Transform of Ultrasonic Testing Signals, “ subm. Journal of Testing and Evaluation, 2016


Conference Publications:

  1. S. Warraich, T. Khan, M. Hassan, ‘’Application of Bayesian inversion techniques on Multi-frequency eddy current data for sub-surface crack profiling in Steam Generator Tubing," NDT in Canada conference by CINDE, Burlington, Nov 2016.
  2. M. Ghazanfar, S. Warraich, T. Khan, ‘’Evaluation of the aging effect on Mild Steel (E 6013) welded Areas using Hilbert Huang Transform on UT Signals," 12th International Conference on Emerging Technologies (ICET 2016), Islamabad, 2016



Previous research projects:

  • Design and development of Embedded Hardware Based Multi-Frequency Eddy Current NDT System.
  • Development of Nitrogen Plant Human-Machine Interface (HMI) on FactoryTalk view studio machine edition at Engro Fertilisers Ltd.
  • Development of Smart Vehicle-tracking, Safety & Security system.
  • Finite-Element Modelling of Multi-Frequency Pulsed Eddy Current probe on COMSOL Multiphysics.
  • Eddy Current probe modelling on COMSOL to determine effects of 'Shielding' and 'Iron core'.
  • Study of moisture influence on the electrical properties of XLPE insulation used in Karachi Electric's ABC cables and its 'Thermal Imaging' solution.
  • Design and development of Electromagnetic Acoustic Transducer (EMAT).
  • Ultrasonic testing using Sonatest Masterscan 350 Digital Ultrasonic Flaw Detector with pulse-echo technique.
  • Historical data acquisition of Aerospace structures from PIA.