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Dr. Ahmed Abdelrhman

Asisstant Professor

All Academic Staff Profiles

Academic Qualifications Obtained

 

Doctor of Philosophy (PhD) in Mechanical Engineering, University Technology Malaysia (UTM), Malaysia

Professional Certifications

  • Certificate in Tertiary Teaching and Learning (CTTL).
  • Foundation for Learning and Teaching.
  • An introduction to accreditation.
  • Finite Element Method for Engineering Application.
  • MATLAB Advance Users.
  • Development of Leadership Skills.
  • ISO 9001:2000 Quality Management System Requirement.
  • ISO 9001:2000 Internal Audit.
  • Managing Human Resources for Engineers.
  • Marketing, International Marketing, E-Marketing and Telemarketing.

Teaching Expertise

2017 – Present Tutor, Department of Mechanical Engineering, Bahrain Polytechnic, Bahrain

Research

Areas of Research Interest

Vibration Analysis, Condition Monitoring, Machine Faults Detection & Diagnosis, Acoustic Emission and Signal Processing.

 

Publications

  1. Ali, Salah M., K. H. Hui, L. M. Hee, M. Salman Leong, Ahmed M. Abdelrhman, and Mahdi A. Al-Obaidi. “Observations of changes in acoustic emission parameters for varying corrosion defect in reciprocating compressor valves.” Ain Shams Engineering Journal, 2019.
  2. Ahmed M. Abdelrhman, M. Salman Leong, Y. H. Ali, Iftikhar Ahmad, Christina G. Georgantopoulou, and Salah M. Ali. “Adapted Wavelet Transform for Twisted Blade Diagnosis in Multi Stage Rotor.” In MATEC Web of Conferences, vol. 255, p. 02011. EDP Sciences, 2019.
  3. Salah, M. Ali Al-Obaidi, K. H. Hui, L. M. Hee, M. Salman Leong, Ali Abdul-Hussain Mahdi, Ahmed M. Abdelrhman, and Y. H. Ali. “Automated Valve Fault Detection Based on Acoustic Emission Parameters and Artificial Neural Network.” In MATEC Web of Conferences, vol. 255, p. 02013. EDP Sciences, 2019.
  4. Ali, Salah M., K. H. Hui, L. M. Hee, M. Salman Leong, M. A. Al-Obaidi, Y. H. Ali, and Ahmed M. Abdelrhman. “A Comparative Experimental Study on the Use of Machine Learning Approaches for Automated Valve Monitoring Based on Acoustic Emission Parameters.” In IOP Conference Series: Materials Science and Engineering, vol. 328, no. 1, p. 012032. IOP Publishing, 2018.
  5. Raed Al-Rbaihat, Ahmad Sakhrieh, Jamil Al-Asfar, Ali Alahmer, Qrimli, Ahmed M Abdelrhman, Karam S Khiled, US Rajput, Gaurav Kumar, CT Lee, CC Lee, ML Liu, Performance Assessment and Theoretical Simulation of Adsorption Refrigeration System Driven by Flat Plate Solar Collector. 2017.
  6. Ahmed M. Abdelrhman, HF AL-Qrimli, KS Khile, Numerical and Theoretical Analysis of a Straight Bevel Gear Made from Orthotropic Materials, Jordan Journal of Mechanical and Industrial Engineering. 2017.
  7. Ahmed M. Abdelrhman, Eric Sang Sung Tang, M. Salman Leong, Haidar F. Al-Qrimli and G. Rajamohan. Numerical investigations on axial and radial blade rubs in turbo-machinery. IOP Conference Series: Materials Science & Engineering. 2017.
  8. Ahmed M. Abdelrhman, Yong Sei Kien, M. Salman Leong, Lim Meng Hee, Salah M. Ali Al-Obaidi. Bearing faults identification and resonant band demodulation based on wavelet de-noising methods and envelope analysis. IOP Conference Series: Materials Science & Engineering. 2017.
  9. Haidar Fadhil AL-Qrimli, Ahmed M. Abdelrhman, Karam S. Khiled, Numerical and Theoretical Analysis of a Straight Bevel Gear Made From Orthotropic Materials Jordan Journal of Mechanical and Industrial Engineering, 2017.
  10. S. M. A. Al-Obaidi, M. S. Leong, R.I. R. Hamzah, Ahmed M. Abdelrhman “Acoustic Emission Parameters Evaluation In Machinery Condition Monitoring By Using The Concept of Multivariate Analysis. ARPN Journal of Engineering and Applied Sciences, VOL. 11, NO. 12, JUNE 2016 ISSN 1819-6608.
  11. Ahmed M. Abdelrhman, AL-Qrimli HF, Karam S. Khalid2, Roaad K. Mohammed A, Husam M. Hadi ” A Review on A Straight Bevel Gear Made from Composite”, Journal of Materials Science Research, Vol. 5, No. 3, 2016.
  12. Ahmed M. Abdelrhman, AL-Qrimli HF, Hadi HM, Mohammed RK, Sultan HS. “Times Three Dimensional Spur Gear Static Contact Investigations Using Finite Element Method.” Modern Applied Science 10.5: 145, 2016).
  13. Ahmed M. Abdelrhman, M. S. Leong, L. Hee, and S. Ali Al-Obaidi, “Segregation of Close Frequency Components Based on Reassigned Wavelet Analysis for Machinery Fault Diagnosis, book chapter in Engineering Asset Management. Springer International Publishing, 2015, pp. 581-590.
  14. Ahmed. M. Abdelrhman, M. S. Leong, L. M. Hee, W. K. Ngui, “A Comparative Study of Reassigned Conventional Wavelet Transform for Machinery Faults Detection”, Applied Mechanics and Materials, Vols. 773-774, pp. 90-94, Jul. 2015.
  15. Ahmed. M. Abdelrhman, M. S. Leong, Y. M. Hamdan, K. H. Hui, “Time Frequency Analysis for Blade Rub Detection in Multi Stage Rotor System”, Applied Mechanics and Materials, Vols. 773-774, pp. 95-99, Jul. 2015
  16. K.H. Hui, L.M. Hee, M. S. Leong, Ahmed. M. Abdelrhman, “Vibration Condition Monitoring: Latest Trend and Review”, Applied Mechanics and Materials, Vols. 773-774, pp. 139-143, Jul. 2015.
  17. W. K. Ngui, M. Salman Leong, L.M. Hee, Ahmed. M. Abdelrhman, “Detection of Twisted Blade in Multi Stage Rotor System”, Applied Mechanics and Materials, Vols. 773-774, pp. 144-148, Jul. 2015.
  18. Ahmed M.  Abdelrhman, L.  M.  Hee, M.  S.  Leong, and S.  Al-Obaidi, “Condition Monitoring of Blade in Turbomachinery: A Review,” Advances in Mechanical Engineering, vol. 2014, p. 10, 2014.
  19. Ahmed. M. Abdelrhman, M. S. Leong, L. M. Hee, K. H. Hui, “Vibration Analysis of Multi Stages Rotor for Blade Faults Diagnosis”, Advanced Materials Research, Vol. 845, pp. 133-137, Dec. 2013.
  20. K. H. Hui, L. M. Hee, M. S. Leong, Ahmed. M. Abdelrhman, “Time-Frequency Signal Analysis in Machinery Fault Diagnosis: Review”, Advanced Materials Research, Vol. 845, pp. 41-45, Dec. 2013.
  21. Ahmed. M. Abdelrhman, M. S. Leong, L. M. Hee, W. K. Ngui, “Application of Wavelet Analysis in Blade Faults Diagnosis for Multi-Stages Rotor System”, Applied Mechanics and Materials, Vol. 393, pp. 959-964, Sep. 2013
  22. W. K. Ngui, M. S. Leong, L. M. Hee, Ahmed. M. Abdelrhman, “Wavelet Analysis: Mother Wavelet Selection Methods”, Applied Mechanics and Materials, Vol. 393, pp. 953-958, Sep. 2013
  23. Somia Alfatih M. Saeed, M Salman Leong, Ahmed M. Abdelrhman, and Mohd. Ibrahim Elnaeim, ‘A Review of the Application of Higher Order Spectral Analysis for Machinery Vibration Faults Detection in   Rotating   Machinery’, 4th   International   Graduate Conference   on   Engineering   Science   & Humanity (Universiti Teknologi Malaysia (, Johor Baru, Johor, 16- 17 April 2013, 2013).
  24. Salah Mahdi Ali Al-Obaidi, M. Salman Leong, and Ahmed M.  Abdelrhman, ‘Experimental Investigation on the Use of Acoustic Emission for Valve Defect Detection in Reciprocating Compressor’, paper presented in (8th Wceam & 3rd Icumas), (Hong Kong Convention and Exhibition Centre, 30 October – 1 November 2013).
  25. Ahmed. M. Abdelrhman, M. S. Leong, S. A. M. Saeed, S. M. A. A.-O. Al Obiadi, “A Review of Vibration Monitoring as a Diagnostic Tool for Turbine Blade Faults”, Applied Mechanics and Materials, Vols. 229-231, pp. 1459-1463, Nov. 2012.
  26. S. M. A. Al-Obaidi, M. S. Leong, Ahmed. M. Abdelrhman, “A Review of Acoustic Emission Technique for Machinery Condition Monitoring: Defects Detection & Diagnostic”, Applied Mechanics and Materials, Vols. 229-231, pp. 1476-1480, 2012.

Boards, Advisory committees, Professional organizations

  1. Member, Sudanese Engineering council, Sudan, (2005- Present).
  2. Reviewer, Journal of the International Measurement Confederation, Elsevier
  3. Reviewer, Advances in Mechanical Engineering: SAGE Journals
  4. Reviewer, International Journal of Automotive and Mechanical Engineering (IJAME)
  5. Reviewer, Alexandria Engineering Journal, Production and Hosting, Elsevier
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