Chairman:

Assoc. Prof. Dr Teoh Choe Yung 

Members:

• Dr Ko Ying Hao

• Ir. Dr Vijayapragas A/L Muniandy

• Dr Mohamad Azam Shah bin Aziz Shah

• Mr Tan Yong Li

• Assoc Prof Ir Dr Chuah Yea Dat

• Dr Tan Woei Chong

• Dr Thien Yee Von 

• Dr Hoi Su Min

• Dr Yip Sook Yee

• Dr Lee Jun Rong

The objectives of establishment of this research centre are:

1. To provide consultation and service in sound and vibration measurement, analysis and control.

2. To provide an engagement platform for industry and institutions in vibration-based condition monitoring techniques.

3. To collaborate and exchange multidisciplinary knowledge with academic researchers and industry partners to solve real-life problems related to energy, sound and vibration.

4. To promote potential research direction in energy, sound and vibration to contribute to and meet societal needs.

5. To develop and explore sustainable energy sources, energy efficiency technologies, and renewable energy systems.

To be a globally recognised centre of excellence in energy, vibration, and acoustics research, driving innovation, sustainability, and societal impact. 

• To address the growing need for advancements in energy technologies, vibration analysis, vibration-based condition monitoring and acoustics research and to tackle significant challenges related to sustainable energy sources, vibration control, and noise reduction. By focusing on these areas, the centre aims to contribute to environmental sustainability, enhance industrial performance, and improve the overall quality of life.

• The research plan of the CEVA encompasses a multidisciplinary approach, collaboration with industry partners and academic researchers, and a commitment to conducting impactful research. The plan consists of the following key components:

1. Identify Research Priorities

2. Establish Collaboration and secure funding

3. Conduct Research and Disseminate Findings

4. Produce post-graduate students and research papers

5. Provide Consultation, Assessment and Service

1. Sound and Vibration Measurement, Analysis, and Consultation Services: provides guidance and recommendations for effective sound and vibration control strategies which includes automotive related applications, hence helping organizations optimize their operations and mitigate potential issues.

2. Vibration-Based Condition Monitoring for Machine Maintenance: assists industries in implementing proactive maintenance practices by utilising vibration analysis to monitor machine health.

3. Conduct Occupational Safety and Health Risk Assessments (Noise, vibration and ergonomics) - Foster collaborations between researchers, practitioners, and stakeholders from multiple disciplines to promote knowledge exchange and interdisciplinary approaches in addressing occupational safety and health challenges related to noise exposure, vibration, and ergonomics.

4. Collaborative Partnership for Identifying Challenges and Providing Solutions.

5. Knowledge and Research Promotion Platform: promote knowledge and research interest in the fields of energy, sound, and vibration. It organises academic events such as technical talks, workshops, seminars, forums, and conferences.

6. Fuzzy logic-based controller design, application and tuning services for various industry application.

7. Research Collaboration with IHL, Research Institutions, and Professional Societies. 

CEVA adopts a proactive approach to securing funding for its activities. Members of the centre actively apply for research grants and seek industry sponsorships and funding sources to support their research endeavours.

CEVA utilises existing facilities within TARUMT that are well-equipped with suitable instruments, experimental setups, and engineering equipment. These facilities provide a conducive environment for conducting experiments, data analysis, and research activities. 

Existing facilities & equipment:

1. 4-Channels LMS SCADAS Mobile data acquisition system with LMS Test.Lab

2. B&K Handheld Analyzer 2250

3. B&K Impact Hammer Type 8206

4. B&K IEPE Accelerometer 4507-B004

5. Dytran triaxial accelerometer

6. B&K Accelerometer Calibrator TYPE 4294

7. B&K, LDS Miniature Shaker System

8. B&K, 1/2 Free Field Prepolarized Microphone with Pre-Amplifier, TYPE 4189-A-021

Projects:

1. Project Title: Comprehensive Vibro-acoustical Analysis of Singing Bowls

Researcher: Dr Ko Ying Hao, Dr Teoh Choe Yung

Period: 7/2022 to 7/2024

Status: Ongoing

2. Project Title: Vibration-Based Condition Monitoring for CNC Milling

Researcher: Dr Teoh Choe Yung, Mr Tan Yong Li

Period: 1/2023 to 12/2023

Status: Ongoing

3. Project Title: Innovative Cool Roofing Technologies System for Buildings

Researcher: Dr Teoh Choe Yung

Period: 7/2021 to 6/2022

Status: Completed

4. Project Title: Solar PV System for Energy Security of Agricultural Farm Box

Researcher: Dr Teoh Choe Yung

Period: 8/2018 to 1/2020

Status: Completed

5. Project Title: Noise Control of Strip Brush Machine Using TRIZ-Based Approach

Researcher: Dr Teoh Choe Yung

Period: 2017

Status: Completed

6. Project Title: Kajian hubungan sifat fizikal, getaran dan bunyi alat muzik sundatang

Researcher: Dr Ko Ying Hao

Period: 1/2016

Status: Completed

1. Teoh, Choe-Yung, et al. "Suppression of Flow-Induced Noise of a Canister Vacuum Cleaner." International Journal of Integrated Engineering 15.1 (2023): 180-190.

2. Yung, Teoh Choe, et al. "Ultrasonic guided wave testing on pipeline corrosion detection using torsional T (0, 1) guided waves." Journal of Mechanical Engineering and Sciences 16.4 (2022): 9157-9166.

3. Teoh, Choe-Yung, et al. "Performance analysis of dual-axis stepper motor solar tracker system." AIP Conference Proceedings. Vol. 2644. No. 1. AIP Publishing LLC, 2022.

4. Ho, Zi Cong, and Choe Yung Teoh. "Modal Analysis of Delaminated Flax Fibre Reinforced Epoxy Composite Plate." Journal of Mechanical Engineering (JMechE) 19.3 (2022): 135-153.

5. C S Chai and Y H Ko (2021). Design and Experimental Implementation of a Passive Dynamic Vibration Absorber to Attenuate Broadband Vibration. J. Phys.: Conf. Ser. 2051 012020

6. Tan, W.H., Lo, W.C., Teoh, C.Y. and Cheng, E.M., 2021, October. Structural Analysis on the Coil Spring of Motorcycle Suspension System. In Journal of Physics: Conference Series (Vol. 2051, No. 1, p. 012031). IOP Publishing.

7. Choe-Yung Teoh, Daniel Tie Tong Hong, Lu Ean Ooi, Wei Hong Tan and Muhammad Najib Abdul Hamid. Performance Analysis of Dual-Axis Stepper Motor Solar Tracker System. International Conference in Sustainable Energy and Engineering 2021 (ICSEE 2021), 25-26 Oct 2021.

8. Jia-Jun Eng, Choe-Yung Teoh, Yeh-Huann Goh and Wei-Hong Tan. Effect of gender on the vibration transmissibility ratio from different operations of angle grinder. International Conference on Applied Science, Technology, and Engineering (ICASTE) 2021. 17-18 Feb 2021

9. L K Lucas and Y H Ko (2020). Modelling of the Human Body Under the Exposure to Recumbent Whole-body Vibration. IOP Conf. Ser.: Mater. Sci. Eng. 815 012015

10. Tee, Z.W. and Teoh, C.Y., 2020, March. Numerical analysis on vibro-acoustic characterisation of hybrid honeycomb structure with flow permeability. In IOP Conference Series: Materials Science and Engineering (Vol. 815, No. 1, p. 012007). IOP Publishing.

11. Muniandy, V., & Ong, K. (2020). Road handling improvement through active yaw control system using feedforward sliding mode controller. Vibroengineering Procedia, 32, 93-98.

12. Cheong Cheng Fai,Ko Ying hao (2019). Design of a Passive Vibration Absorber to attenuate Wide Band Vibration. ASM SC.J.,12. Special Issue 3, 2019

13. Chin, L.C.K., Eu, K.S., Tay, T.T., Teoh, C.Y. and Yap, K.M., 2019, October. A posture recognition model dedicated for differentiating between proper and improper sitting posture with kinect sensor. In 2019 IEEE international symposium on haptic, audio and visual environments and games (HAVE) (pp. 1-5). IEEE.

14. Eu, K.S., Ang, C.H., Lee, Y.K., Tay, T.T., Goh, Y.H. and Teoh, C.Y., 2019. Tomato automation cultivation system: Automatize watering and fertilizer based on sensory information. In MATEC Web of Conferences (Vol. 255, p. 02006). EDP Sciences.

15. Pooi Mun Wong ,Lu-Ean Ooi,Ko Ying hao,Choe Yung Teoh (2018), COMPARATIVE STUDY OF ADAPTIVE

16. Ying Hao, Ko, Chia Sin, Geh (2018) whole body vibration analysis of baby hammock. MATEC Web of Conferences, 217, 01005, 2018.

17. Lee, Z.Y. and Teoh, C.Y. (2018). Modal Analysis of Vertical Wind Turbine Blade. MATEC Web of Conferences, Volume 217.

18. Keong L.O. and Teoh, C.Y. (2018). Topology Analysis of Bicycle Rim Brake Pad to Improve Braking Performance. MATEC Web of Conferences, Volume 217

19. Wong, S.Y., Ooi L.E., Ko, Y.H. and TEOH, C.Y. (2018) Comparative Study of Adaptive Filter in Noise Cancellation. Proceedings of the 25th International Congress on Sound and Vibration, Japan.

20. Y.H. Goh, Y.L. Goh, Y.K. Lee and Y.H. Ko, "Robust Speech Recognition System Using Multi-Parameter Bidirectional Kalman Filter", International Journal of Speech Technology, 2017, 20(3), pp. 455-463 (ISI/ SCOPUS Indexed Publication)

21. Kuan, L.J., TEOH, C.Y., Ko, Y.H., Goh, Y.H. (2017) Numerical analysis of transmission loss through various noise barrier, Proceedings of the International Conference on Vibration, Sound and System Dynamics 2017, Penang, Malaysia.

22. Lee, J.H., Ooi L.E., Ko, Y.H., TEOH, C.Y. (2017) Simulation for Noise Cancellation Using LMS Adaptive Filter, International Conference on Aerospace, Mechanical and Mechatronic Engineering 2017, Bangkok, Thailand.

23. Leong, S.Y., Goh, Y.H., TEOH, C.Y. (2017) Low Power Consuming Arm Exoskeleton Design Using Force Sensitive Resistors. 2nd Joint International Mechanical, Electronic and Information Technology Conference 2017, Japan.

24. Muniandy, V., Mohd Samin, P., Jamaluddin, H., Abdul Rahman, R., & Abu Bakar, S. A. (2017). Double anti-roll bar hardware-in-loop experiment for active anti-roll control system. Journal of Vibroengineering, 19(4), 2886-2909.

25. Y.H. Goh, Y.H. Ko and Y.K. Lee (2016). Fast Wavelet-based Pitch Period Detector for Speech Signals. Proceeding of ISTP Serial Journal.

26. Y.H. Goh, Y.H. Ko and Y.K. Lee (2016). Fast Wavelet-based Pitch Period Detector for Speech Signals. EI Journal.

27. Ying Hao Ko, Lu Ean Ooi, Yoon Ket Lee, Choon Wei Ko, Kok Rong Leong, Chun Boon Lim, Isaac Kong Liang Ung (2016) Vibration Analysis of Electronic Baby Hammock. Transactions on Science and Technology, 3(2), 328 – 335. ISSN: 2289-8786

28. Goh, Y.H. Tay, T.T., TEOH, C.Y., (2016) System Integration of Traffic Signal Preemption System and Global Positioning System for Emergency Vehicles, MyTRIZ Conference 2016, Shah Alam, Malaysia.

29. TEOH, C.Y., Goh, Y.H. Tay, T.T. (2016) Tyre modification using TRIZ tools to cater for momentary loss balance of vehicle during tyre blowouts, MyTRIZ Conference 2016, Shah Alam, Malaysia.

30. Tay, T.T., TEOH, C.Y., Goh, Y.H. (2016) Proposed improvement of current Hospital Imaging Department Queuing System using TRIZ tools, MyTRIZ Conference 2016, Shah Alam.

31. TEOH, C.Y. and RIPIN, Z. M. (2015). Dither effect on drum brake squeal. Journal of Vibration and Control

32. Kok Seng Eu, Soon Loong Yong, Mum Wai Yip, Yoon Ket Lee, Ying Hao Ko, Kian Meng Yap (2014). Fingers bending motion controlled electrical wheelchair by using flexible bending sensors with Kalman filter algorithm.  Contemporary Engineering Sciences, Vol. 7, 2014, no. 13, 637-647,  [Impact Factor: 0.191] ISSN 1313-6569

33. Ko Ying Hao, Zaidi Mohd Ripin (2013). Nodal control of grass trimmer handle vibration, International Journal of Industrial Ergonomics. Volume 43, Issue 1, pp. 18-30. [Impact Factor: 1.451, ISSN: 0169-8141]

34. TEOH, C. Y., RIPIN, Z. M. and HAMID, M. N. A. (2013). Analysis of friction excited vibration of drum brake squeal. International Journal of Mechanical Sciences, 67, 59-69.

35. HAMID, M. N. A., TEOH, C. Y. and RIPIN, Z. M. (2013). The operational deflection shapes and transient analysis of the brake shoes in drum brake squeal. Proceedings of the Institution of Mechanical Engineers Part D-Journal of Automobile Engineering, 227, 866-884.

36. Ko, YH, Ean, O.,L., and Ripin, Z.,M. (2011). The design and development of suspended handles for reducing hand-arm vibration in petrol-driven grass trimmer, International Journal of Industrial Ergonomics. Volume 41, Issue 5, pp. 459-470. [Impact Factor: 1.451, ISSN: 0169-8141]

37. Ko Ying Hao, Lee Xin Mei & Zaidi Mohd Ripin (2011).  Tuned Vibration Absorber for Suppression of Hand-arm Vibration in Electric Grass Trimmer, International Journal of Industrial Ergonomics. Volume 41, Issue 5, pp 494–508. [Impact Factor: 1.451, ISSN: 0169-8141]

38. TEOH, C. Y. and RIPIN, Z. M. (2011). Transient analysis of drum brake squeal with binary flutter and negative friction-velocity instability mechanisms. Journal of Vibroengineering, 13, 275-287.

39. TEOH, C. Y. and RIPIN, Z. M. (2011). Modelling of brake shoe in drum brake squeal. Proceedings of Regional Tribology Conference 2011, RTC 2011, 105-110.

40. TEOH, C. Y. and RIPIN, Z. M. (2010). Development of minimal model of drum brake squeal. International Conference on Advances in Mechanical Engineering (ICAME2010), Shah Alam Convention Centre, Selangor, 115-120.

41. Z.M. Ripin, Y.H. Ko. Analysis of Dynamic Vibration Absorber to Attenuate Hand Arm Vibration (2009). In: NOVEM 2009: Noise and Vibration: Emerging Methods. Proceedings. Oxford, UK, 5.-8. 4. 2009. - Southampton: Institute of Sound and Vibration Research, 2009. - ISBN 978-0-85432-900-7. pp. 025/1-025/9

Assoc Prof Dr Teoh Choe Yung

teohcy@tarc.edu.my

Telephone No. (603) 41450123 / 41450100 (Ext:3544)

Dr Ko Ying Hao

koyh@tarc.edu.my

Service:

1. Noise Risk Assessment

2. Vibration Analysis / Modal Analysis

3. Noise Control and Reduction