Items where Author is "Azis, Norhafiz"

Ma, Ziwei and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2024) Numerical model of lightning attachment on UHV-AC transmission lines and effects of operating voltage, phase angle, and terrain. Electric Power Systems Research, 227. art. no. 109986. pp. 1-10. ISSN 0378-7796; ESSN: 1873-2046

Abas, Nurul Husniyah and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz and Jasni, Jasronita and Ab Aziz, Nur Fadilah (2024) Dynamic line rating for grid transfer capability optimization in Malaysia. Indonesian Journal of Electrical Engineering and Computer Science, 33 (2). pp. 696-706. ISSN 2502-4752

Mustam, Muhammad Muzamil and Azis, Norhafiz and Jasni, Jasronita and Halis, Rasmina and Talib, Mohd Aizam and Mohamad, Nur Aqilah and Yaakub, Zaini (2024) Impact of low molecular weight acid and moisture on the thermal ageing properties of palm oil. Indonesian Journal of Electrical Engineering and Computer Science, 33 (1). pp. 10-19. ISSN 2502-4752; ESSN: 2502-4760

Saleh, Najiyah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Talib, Mohd Aizam (2024) Loss-of-life analyses based on modified arrhenius and relative aging rate for non-thermally upgraded paper in oil-immersed transformer. Pertanika Journal of Science and Technology, 32 (2). pp. 647-667. ISSN 0128-7680; eISSN: 2231-8526

Liu, Xinzhi and Shafie, Suhaidi and Radzi, Mohd Amran Mohd and Azis, Norhafiz and Karim, Abdul Hafiz Abdul (2024) Modelling and mitigating oscillation in E-mode GaN HEMT: A simulation-based approach to parasitic inductance optimization. Microelectronics Reliability, 152. art. no. 115293. pp. 1-11. ISSN 0026-2714; ESSN: 1872-941X

Md Yasid, Nurul Farahwahida and Azis, Norhafiz and Jasni, Jasronita and Mohd Yousof, Mohd Fairouz and Talib, Mohd Aizam and Murthy, Avinash Srikanta (2024) Structural deformation and displacement of a disc winding due to standard switching impulse voltage via finite element method. Pertanika Journal of Science and Technology, 32 (2). pp. 781-795. ISSN 0128-7680; eISSN: 2231-8526

Hashim, Ahmad Hafiz Mohd and Azis, Norhafiz and Jasni, Jasronita and Radzi, Mohd Amran Mohd and Kozako, Masahiro and Jamil, Mohamad Kamarol Mohd and Yaakub, Zaini (2023) Application of ANFIS and ANN for partial discharge localization in oil through acoustic emission. IEEE Transactions on Dielectrics and Electrical Insulation, 30 (3). pp. 1247-1254. ISSN 1070-9878; ESSN: 1558-4135

Md Yasid, Nurul Farahwahida and Azis, Norhafiz and Mohd Yousof, Mohd Fairouz and Jasni, Jasronita and Talib, Mohd Aizam and Murthy, Avinash Srikanta (2023) Electromagnetic force distribution computations due to switching surge in disc-type winding. Indonesian Journal of Electrical Engineering and Computer Science, 30 (2). pp. 659-669. ISSN 2502-4752; ESSN: 2502-4760

Roslan, Muhammad Hakirin and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Mohd Yousof, Mohd Fairouz (2023) Examination of the partial discharge behaviour within a spherical cavity in insulation paper of transformer. Pertanika Journal of Science and Technology, 31 (3). pp. 1209-1221. ISSN 0128-7680; eISSN: 2231-8526

Zhang, Chi and Xu, Binyue and Jasni, Jasronita and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Zhang, Qi (2023) Three voltage vector duty cycle optimization strategy of the permanent magnet synchronous motor driving system for new energy electric vehicles based on finite set model predictive control. Energies, 16 (6). art. no. 2684. pp. 1-18. ISSN 1996-1073

Muhammad Umair and Azis, Norhafiz and Halis, Rasmina and Jasni, Jasronita (2023) Physical and electrical breakdown characteristics of oilImpregnated kenaf paper with the introduction of external PVA for transformer application. Pertanika Journal of Science and Technology, 31 (2). pp. 1069-1085. ISSN 2231-8526

Kadim, Emran Jawad and Ahmad Noorden, Zulkarnain and Adzis, Zuraimy and Azis, Norhafiz (2023) Nanoparticle effects on the electrical and thermal performance of the transformer mineral oil. IEEE Transactions On Dielectrics And Electrical Insulation, 30 (5). pp. 1932-1940. ISSN 1070-9878; ESSN: 1558-4135

Ma, Ziwei and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2023) Self-consistent positive streamer-leader propagation model based on Finite Element Method (FEM) and Voltage Distortion Method (VDM). Pertanika Journal of Science and Technology, 31 (4). ISSN 0128-7680; ESSN: 2231-8526

Mustam, Muhammad Muzamil and Azis, Norhafiz and Jasni, Jasronita and Halis, Rasmina and Talib, Mohd Aizam and Yunus, Robiah and Abdul Raof, Nurliyana and Yaakub, Zaini (2023) Short-term ageing study on the palm oil and mineral oil in the presence of insulation paper, moisture, low molecular weight acid, and oxygen. Pertanika Journal of Science and Technology, 31 (6). pp. 2931-2946. ISSN 0128-7680; ESSN: 2231-8526

Kadim, Emran Jawad and Ahmad Noorden, Zulkarnain and Adzis, Zuraimy and Azis, Norhafiz and Mohamad, Nur Aqilah (2023) Surfactants effects on enhancing electrical performance of nanoparticle-based mineral transformer oil. IEEE Transactions On Dielectrics And Electrical Insulation, 30 (4). 1573 -1581. ISSN 1070-9878; ESSN: 1558-4135

Zhang, Chi and Jasni, Jasronita and Mohd Radzi, Mohd Amran and Azis, Norhafiz and He, Xiangming (2023) A comprehensive review of stage-of-the-art subsystems configurations, technical methodologies, advancements, and prospects for new energy electric vehicles. Ionics, 29 (7). 2529- 2547. ISSN 0947-7047; ESSN: 1862-0760

Roslan, Muhammad Hakirin and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Mohd Yousof, Mohd Fairouz (2023) The influence of cavity size and location within insulation paper on the Partial Discharge activities. Pertanika Journal of Science and Technology, 31 (6). 2915 - 2930. ISSN 0128-7680; ESSN: 2231-8526

Zhang, Chi and Xu, Binyue and Jasni, Jasronita and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Zhang, Qi (2022) Model control and digital implementation of the three phase interleaved parallel bidirectional Buck-Boost converter for new energy electric vehicles. Energies, 15 (19). art. no. 7178. pp. 1-24. ISSN 1996-1073

Haw, Jia Yong and Mohd Yousof, Mohd Fairouz and Abd Rahman, Rahisham and Talib, Mohd Aizam and Azis, Norhafiz (2022) Classification of fault and stray gassing in transformer by using duval pentagon and machine learning algorithms. Arabian Journal for Science and Engineering, 47 (11). pp. 14355-14364. ISSN 2193-567X; ESSN: 2191-4281

Mohd Hashim, Ahmad Hafiz and Azis, Norhafiz and Jasni, Jasronita and Mohd Radzi, Mohd Amran and Masahiro, Kozako and Kamarol, Mohamad and Yaakub, Zaini (2022) Partial discharge localization in oil through acoustic emission technique utilizing fuzzy logic. IEEE Transactions on Dielectrics and Electrical Insulation, 29 (2). pp. 623-630. ISSN 1070-9878; ESSN: 1558-4135

Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hasan, Wan Zuha and Azis, Norhafiz and Yaacob, Mohammad Effendy and Supeni, Eris Elianddy (2022) Development of stand-alone DC energy datalogger for off- grid PV system application based on microcontroller. Pertanika Journal of Science & Technology, 30 (1). art. no. 10. 185 - 199. ISSN 0128-7680; ESSN: 2231-8526

Mohd Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hasan, Wan Zuha and Azis, Norhafiz and Ya'acob, Mohammad Effendy and Supeni, Eris Elianddy (2022) Development of stand-alone DC energy datalogger for off-grid PV system application based on microcontroller. Pertanika Journal of Science & Technology, 30 (1). pp. 185-199. ISSN 0128-7680; ESSN: 2231-8526

Murthy, Avinash Srikanta and Azis, Norhafiz and Jasni, Jasronita and Othman, Mohd Lutfi and Mohd Yousof, Mohd Fairouz and Martin, Daniel and Talib, Mohd Aizam (2022) Investigation of the impact of a standard lightning impulse on the structure of an 11/0.415 kV distribution transformer. Electric Power Systems Research, 202. art. no. 107588. pp. 1-13. ISSN 0378-7796; ESSN: 1873-2046

Mahmod Mohammad Altwallbah, Neda and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Shafie, Suhaidi and Mohd Zainuri, Muhammad Ammirrul Atiqi (2022) New perturb and observe algorithm based on trapezoidal rule: uniform and partial shading conditions. Energy Conversion and Management, 264. pp. 1-23. ISSN 0196-8904; ESSN: 1879-2227

Saleh, Najiyah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Talib, Mohd Aizam (2022) Paper lifetime mathematical modelling based on multi pre-exponential factors for oil-immersed transformer. Pertanika Journal of Science and Technology, 30 (2). pp. 1115-1133. ISSN 0128-7680; ESSN: 2231-8526

Shariffuddin, Nor Shafiqin and Azis, Norhafiz and Mohd Selva, Amran and Yahaya, Muhammad Sharil and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Talib, Mohd Aizam (2021) Failure rate estimation for transformer population based on health index through Markov model approach. Pertanika Journal of Science & Technology, 29 (4). pp. 3029-3042. ISSN 0128-7680; EISSN: 2231-8526

Mohd Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hasan, Wan Zuha and Azis, Norhafiz and Ya'acob, Mohammad Effendy and Supeni, Eris Elianddy and Wayayok, Aimrun (2021) Performance analysis of thermoelectric generator implemented on non-uniform heat distribution of photovoltaic module. Energy Reports, 7. 2379 - 2387. ISSN 2352-4847

Shukri, Muhammad Safwan and Azis, Norhafiz and Jasni, Jasronita and Yunus, Robiah and Yaakub, Zaini (2021) Statistical analysis of AC dielectric strength for palm oil under the influence of moisture. Pertanika Journal of Science & Technology, 29 (1). pp. 77-94. ISSN 0128-7680; ESSN: 2231-8526

Mohd Selva, Amran and Azis, Norhafiz and Shariffudin, Nor Shafiqin and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Yahaya, Muhammad Sharil and Talib, Mohd Aizam (2021) Application of statistical distribution models to predict health index for condition-based management of transformers. Applied Sciences-Basel, 11 (6). art. no. 2728. pp. 1-20. ISSN 2076-3417

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab. Kadir, Mohd. Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2021) Experimental study on the partial discharge characteristics of palm oil and coconut oil based Al2O3 Nanofluids in the presence of sodium dodecyl sulfate. Nanomaterials, 11 (3). art. no. 786. pp. 1-19. ISSN 2079-4991

Shukri, Muhammad Safwan and Azis, Norhafiz and Jasni, Jasronita and Yunus, Robiah and Yaakub, Zaini (2021) Statistical analysis of AC dielectric dtrength for palm oil under the influence of moisture. Pertanika Journal of Science & Technology, 29 (1). pp. 77-94. ISSN 0128-7680; ESSN: 2231-8526

Farade, Rizwan A. and Abdul Wahab, Noor Izzri and Mansour, Diaa Eldin A. and Azis, Norhafiz and Jasni, Jasronita and Veerasamy, Veerapandiyan and Vinayagam, Arangarajan and Kotiyal, Bandanawaz M. and Yunus Khan, T. M. (2021) The effect of interfacial zone due to nanoparticle-surfactant interaction on dielectric properties of vegetable oil based nanofluids. IEEE Access, 9. pp. 1-13. ISSN 2169-3536

Yee, Von Thien and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2020) Pre-breakdown streamer propagation and positive lightning breakdown characteristics of palm oil impregnated aged pressboard. IEEE Access, 8. 58836 - 58844. ISSN 2169-3536

Al-Obaidi, Mohammed Rmaez Hadi and Wan Hasan, Wan Zuha and Mustafa, Mohd Amrallah and Azis, Norhafiz (2020) Charging platform of chess-pad configuration for Unmanned Aerial Vehicle (UAV). Applied Sciences-Basel, 10 (23). pp. 1-13. ISSN 2076-3417

Farade, Rizwan A. and Abdul Wahab, Noor Izzri and Mansour, Diaa-Eldin A. and Azis, Norhafiz and Jasni, Jasronita and Soudagar, Manzoore Elahi M. and Siddappa, Vasudevamurthy (2020) Development of graphene oxide-based nonedible cottonseed nanofluids for power transformers. Materials, 13 (11). art. no. 2569. pp. 1-16. ISSN 1996-1944

Murthy, Avinash Srikanta and Azis, Norhafiz and Jasni, Jasronita and Othman, Mohammad Lutfi and Mohd Yousof, Mohd Fairouz and Talib, Mohd Aizam (2020) Effect of shield placement for transient voltage mitigation due to switching surges in a 33/11 kV transformer windings. PLoS One, 15 (10). pp. 1-19. ISSN 1932-6203

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab. Kadir, Mohd. Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2020) Effect of surfactants on the lightning breakdown voltage of palm oil and coconut oil based Al2O3 nanofluids. Nanotechnology, 31 (42). art. no. 425708. pp. 1-16. ISSN 0957-4484; ESSN: 1361-6528

Murthy, Avinash Srikanta and Azis, Norhafiz and Jasni, Jasronita and Othman, Mohammad Lutfi and Mohd Yousof, Mohd Fairouz and Talib, Mohd Aizam (2020) Extraction of winding parameters for 33/11 kV, 30 MVA transformer based on finite element method for frequency response modelling. PLoS One, 15 (8). art. no. 0236409. pp. 1-22. ISSN 1932-6203

A. A., Alawady and M. F. M., Yousof and Azis, Norhafiz and Talib, Mohd Aizam (2020) Frequency response analysis technique for induction motor short circuit faults detection. International Journal of Power Electronics and Drive Systems, 11 (3). 1653 - 1659. ISSN 2088-8694; ESSN: 2722-256X

Al-Obaidi, M. R. and Mustafa, Mohd. Amrallah and Wan Hasan, Wan Zuha and Azis, Norhafiz and Sabry, Ahmad H. and Ab Kadir, Mohd Zainal Abidin (2020) Improvement in energy conversion for unmanned aerial vehicle charging pad. Indonesian Journal of Electrical Engineering and Computer Science, 17 (2). 767 - 773. ISSN 2502-4752; ESSN: 2502-4760

Mohd Chachuli, Siti Amaniah and Hamidon, Mohd Nizar and Ertugrul, Mehmet and Mamat @ Mat Nazir, Md. Shuhazlly and Jaafar, Haslina and Azis, Norhafiz (2020) Influence of B2O3 addition on the properties of TiO2 thick film at various annealing temperatures for hydrogen sensing. Journal of Electronic Materials, 49. 3340 - 3349. ISSN 0361-5235; ESSN: 1543-186X

Farade, Rizwan A. and Abdul Wahab, Noor Izzri and Mansour, Diaa-Eldin A. and Azis, Norhafiz and Jasni, Jasronita and N. R., Banapurmath and Soudagar, Manzoore Elahi M. (2020) Investigation of the dielectric and thermal properties of non-edible cottonseed oil by infusing h-BN nanoparticles. IEEE Access, 8. 76204 - 76217. ISSN 2169-3536

Mohammad, Altwallbah Neda Mahmod and Mohd Radzi, Mohd Amran and Azis, Norhafiz (2020) An enhanced adaptive perturb and observe technique for efficient maximum power point tracking under partial shading conditions. Applied Sciences-Basel, 10 (11). pp. 1-27. ISSN 2076-3417

Mohammad, Altwallbah Neda Mahmod and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Shafie, Suhaidi and Mohd Zainuri, Muhammad Ammirrul Atiqi (2020) A novel hybrid approach for maximizing the extracted photovoltaic power under complex partial shading conditions. Sustainability, 12 (14). art. no. 5786. pp. 1-24. ISSN 2071-1050

Abdul Raof, Nurliyana and Yunus, Robiah and Rashid, Umer and Azis, Norhafiz and Yaakub, Zaini (2019) Effect of molecular structure on oxidative degradation of ester based transformer oil. Tribology International, 140. ISSN 0301-679X

Abdul Raof, Nurliyana and Yunus, Robiah and Rashid, Umer and Azis, Norhafiz and Yaakub, Zaini (2019) Effects of molecular structure on the physical, chemical, and electrical properties of ester-based transformer insulating liquids. Journal of the American Oil Chemists' Society, 96 (5). pp. 607-616. ISSN 0003-021X

Abdul Raof, Nurliyana and Yunus, Robiah and Rashid, Umer and Azis, Norhafiz and Yaakub, Zaini (2019) Effects of molecular structure on the physical, chemical, and electrical properties of ester‐based transformer insulating liquids. Journal of the American Oil Chemists' Society, 96 (5). pp. 607-616. ISSN 0003-021X; ESSN: 1558-9331

Al-Ameri, S. and Yousof, M. F. M. and Azis, Norhafiz and Avinash S. and Talib, M. A. and Salem, Ali. A. (2019) Frequency response of transformer winding to investigate the influence of RLC. Indonesian Journal of Electrical Engineering and Computer Science, 14 (1). pp. 219-229. ISSN 2502-4752; ESSN: 2502-4760

Mustafa, Muhammad Farhan and Mohtar, Mohd Nazim and Shafie, Suhaidi and Azis, Norhafiz and Wan Hassan, Wan Zuha (2019) Hybrid systems for robotic navigations. Journal of Advanced Research in Dynamical and Control Systems, 11 (9). pp. 167-173. ISSN 1943-023X

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2019) Impact of Fe3O4, CuO and Al2O3 on the AC breakdown voltage of palm oil and coconut oil in the presence of CTAB. Energies, 12 (9). art. no. 1605. pp. 1-14. ISSN 1996-1073

Murthy, Avinash Srikanta and Azis, Norhafiz and Mohd Yousof, Mohd Fairouz and Jasni, Jasronita and Othman, Mohammad Lutfi and Talib, Mohd Aizam and Das, Bhaba Priyo (2019) Investigation on the resonant oscillations in an 11 kV distribution transformer under standard and chopped lightning impulse overvoltages with different shield placement configurations. Energies, 12 (8). art. no. 1466. pp. 1-24. ISSN 1996-1073

Murthy, Avinash Srikanta and Azis, Norhafiz and Mohd Yousof, Mohd Fairouz and Jasni, Jasronita and Othman, Mohammad Lutfi and Das, Bhaba Priyo and Talib, Mohd Aizam (2019) Investigation on the resonant oscillations in an 11kV distribution transformer under standard and chopped lightning impulse overvoltages with different configurations of shield placements. Energies, 12 (8). pp. 1-24. ISSN 1996-1073

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2018) Ageing study of palm oil and coconut oil in the presence of insulation paper for transformers application. Materials, 11 (4). pp. 1-20. ISSN 1996-1944

Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Mohd Selva, Amran and Yahaya, Muhammad Sharil and Yang Ghazali, Young Zaidey and Talib, Mohd Aizam (2018) Application of Markov Model to estimate individual condition parameters for transformers. Energies, 11 (8). pp. 1-16. ISSN 1996-1073

Wan Hasan, Wan Zuha and Bashi, Omar Ibrahim Dallal and Shafie, Suhaidi and Azis, Norhafiz and Wagatsuma, Hiroaki (2018) Autonomous quadcopter altitude for measuring risky gases in hazard area. Journal of Telecommunication, Electronic and Computer Engineering, 10 (2-5). 31 - 34. ISSN 2289-8131; ESSN: 2180-1843

Al-Ogaili, Ali Saadon and Aris, Ishak and Othman, Mohammed Lutfi and Azis, Norhafiz and Isa, Dino and Hoon, Yap (2018) Design and experimental results of universal electric vehicle charger using DSP. Telkomnika, 16 (4). 1435 - 1444. ISSN 1693-6930; ESSN: 2302-9293

Yahaya, Muhammad Sharil and Azis, Norhafiz and Mohd Selva, Amran and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Hairi, Mohd Hendra and Yang Ghazali, Young Zaidey and Talib, Mohd Aizam (2018) Effect of pre-determined maintenance repair rates on the Health Index state distribution and performance condition curve based on Markov Prediction Model for sustainable transformers asset management strategies. Sustainability, 10 (10). pp. 1-13. ISSN 2071-1050

Yahaya, Muhammad Sharil and Azis, Norhafiz and Mohd Selva, Amran and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Hairi, Mohd Hendra and Yang Ghazali, Young Zaidey and Talib, Mohd Aizam (2018) Effect of pre-determined maintenance repair rates on the health index state distribution and performance condition curve based on the Markov prediction model for sustainable transformers asset management strategies. Sustainability, 10 (10). art. no. 3399. pp. 1-13. ISSN 2071-1050

Murthy, Avinash Srikanta and Azis, Norhafiz and Al-Ameri, Salem and Mohd Yousof, Mohd Fairouz and Jasni, Jasronita and Talib, Mohd Aizam (2018) Investigation of the effect of winding clamping structure on frequency response signature of 11 kV distribution transformer. Energies, 11 (9). art. no. 2307. pp. 1-13. ISSN 1996-1073

Katim, Nurul Izzatul Akma and Ishak, Mohd Taufiq and Mohamad Amin, Nur Aqilah and Abdul Hamid, Mardhiah Hayati and Ahmad, Khairol Amali and Azis, Norhafiz (2018) Lightning breakdown voltage evaluation of palm oil and coconut oil as transformer oil under quasi-uniform field conditions. Energies, 11 (10). art. no. 2676. pp. 1-15. ISSN 1996-1073

Mohamad Amin, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2018) Physiochemical and electrical properties of refined, bleached and deodorized palm oil under high temperature ageing for application in transformers. Energies, 11 (6). art. no. 1583. pp. 1-13. ISSN 1996-1073

Thien, Yee Von and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Yaakub, Zaini (2018) Pre-breakdown streamer propagation and breakdown characteristics of refined bleached and deodorized palm oil under lightning impulse voltage. IEEE Transactions on Dielectrics and Electrical Insulation, 25 (5). 1614 - 1620. ISSN 1070-9878

Yahaya, Muhammad Sharil and Azis, Norhafiz and Mohd Selva, Amran and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Kadim, Emran Jawad and Hairi, Mohd Hendra and Yang Ghazali, Young Zaidey (2018) A maintenance cost study of transformers based on Markov model utilizing frequency of transition approach. Energies, 11 (8). art. no. 2006. pp. 1-14. ISSN 1996-1073

Al-Ogaili, Ali Saadon and Aris, Ishak and Sabry, A. H. and Othman, Mohammad Lutfi and Azis, Norhafiz and Isa, Dino and Yap, Hoo (2017) Design and development of three levels universal electric vehicle charger based on integration of VOC and SPWM techniques. Journal of Computational and Theoretical Nanoscience, 14 (10). 4674 - 4685. ISSN 1546-1955; ESSN: 1546-1963

Azmi, Akma and Jasni, Jasronita and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin (2017) Evolution of transformer health index in the form of mathematical equation. Renewable and Sustainable Energy Reviews, 76. pp. 687-700. ISSN 1364-0321; ESSN: 1879-0690

Jasni, Jasronita and Azmi, Akmalina and Azis, Norhafiz and Yahaya, Muhammad Sharil and Talib, Mohd Aizam (2017) Assessment of transformer health index using different model. Pertanika Journal of Science & Technology, 25 (spec. Feb.). pp. 143-150. ISSN 0128-7680; ESSN: 2231-8526

M. Sidek, M. H. and Azis, Norhafiz and Wan Hasan, Wan Zuha and Ab Kadir, Mohd Zainal Abidin and Shafie, Suhaidi and Mohd Radzi, Mohd Amran (2017) Automated positioning dual-axis solar tracking system with precision elevation and azimuth angle control. Energy, 124. pp. 160-170. ISSN 0360-5442; ESSN: 1873-6785

Jamaludin, Farah Adilah and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Azis, Norhafiz and Jasni, Jasronita and Abd Rahman, Muhammad Syahmi (2017) Effects of RTV coating on the electrical performance of polymer insulator under lightning impulse voltage condition. PLOS ONE, 12 (11). art. no. e0187892. pp. 1-14. ISSN 1932-6203

Yahaya, Muhammad Sharil and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Hairi, Mohd Hendra and Talib, Mohd Aizam (2017) Estimation of transformers Health Index based on the Markov Chain. Energies, 10 (11). pp. 1-11. ISSN 1996-1073

Azis, Norhafiz and Thien, Yee Von and Yunus, Robiah and Yaakub, Zaini (2017) Lightning breakdown voltages of refined bleached and deodorised palm oil under needle-plane configuration. Pertanika Journal of Science & Technology, 25 (spec. Feb.). pp. 69-78. ISSN 0128-7680; ESSN: 2231-8526

Zaini, Nur Hazirah and Ab Kadir, Mohd Zainal Abidin and Mohd Radzi, Mohd Amran and Izadi, Mahdi and Azis, Norhafiz and Ahmad, Nor Izzati and Mohd Nasir, Mohd Solehin (2017) Lightning surge analysis on a large scale grid-connected solar photovoltaic system. Energies, 10 (12). art. no. 2149. pp. 1-18. ISSN 1996-1073

Roslan, Muhammad Hakirin and Azis, Norhafiz and Jasni, Jasronita and Ibrahim, Z. (2017) Top-oil temperature model for transformers based on nonlinear thermal resistance, lumped capacitance and thermal-electrical analogy. Pertanika Journal of Science & Technology, 25 (spec. Feb.). pp. 151-160. ISSN 0128-7680; ESSN: 2231-8526

Roslan, Muhammad Hakirin and Azis, Norhafiz and Kadir, Mohd Zainal Abidin Ab and Jasni, Jasronita and Ibrahim, Zulkifli and Ahmad, Azalan (2017) A simplified top-oil temperature model for transformers based on the pathway of energy transfer concept and the thermal-electrical analogy. Energies, 10 (11). pp. 1-15. ISSN 1996-1073

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2016) Investigation on the dielectric, physical and chemical properties of palm oil and coconut oil under open thermal ageing condition. Journal of Electrical Engineering and Technology, 11 (3). pp. 690-698. ISSN 1975-0102; ESSN: 2093-7423

Abdul Raof, Nurliyana and Rashid, Umer and Yunus, Robiah and Azis, Norhafiz and Yaakub, Zaini (2016) Development of palm - based neopentyl glycol diester as dielectric fluid and its thermal aging performance. IEEE Transactions on Dielectrics and Electrical Insulation, 23 (4). pp. 2051-2058. ISSN 1070-9878; ESSN: 1558-4135

Thien, Yee Von and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2016) Evaluation on the lightning breakdown voltages of palm oil and coconut oil under non-uniform field at small gap distances. Journal of Electrical Engineering and Technology, 11 (1). pp. 184-191. ISSN 1975-0102; ESSN: 2093-7423

Nazir, Muhammad Anwer and Kamsani, Noor Ain and Azis, Norhafiz and Mohd Radzi, Mohd Amran and Wan Hassan, Wan Zuha (2016) Integration of ultra-capacitor and battery as hybrid energy storage with intelligent controller for efficient electric vehicle application. International Journal of Control Theory and Applications, 9 (5). pp. 345-355. ISSN 0974-5572

Ab Kadir, Mohd Zainal Abidin and Gomes, Chandima and Azis, Norhafiz and Rameli, Norhidayu and Izadi, Mahdi and Md Arshad @ Hashim, Syahrun Nizam (2015) Consideration of lightning current along a tall structure in the presence of horizontal arrangement grounding. Applied Mechanics and Materials, 793. pp. 34-38. ISSN 1660-9336

Al-Ogaili, Ali Saadon and Aris, Ishak and Maghami, Mohammad Reza and Othman, Mohammad Lutfi and Azis, Norhafiz (2015) Third harmonic injection feedback to input technique for input current improvement in phase bridge rectifier. Journal of Electrical Systems, 5 (1). pp. 1-10. ISSN 1112-5209

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2015) A study on the dielectric properties of RBDPO olein under low temperature thermal ageing. Applied Mechanics and Materials, 793. pp. 14-18. ISSN 1660-9336; ESSN: 1662-7482

Thien, Yee Von and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Hamzah, Ngah Ramzi (2015) A study on the lightning impulse breakdown voltages of palm oil and coconut oil by different methods. Applied Mechanics and Materials, 793. pp. 9-13. ISSN 1660-9336; ESSN: 1662-7482

Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Mohtar, Mohd Nazim (2014) Suitability of palm based oil as dielectric insulating fluid in transformers. Journal of Electrical Engineering and Technology, 9 (2). pp. 662-669. ISSN 1975-0102; ESSN: 2093-7423

Azis, Norhafiz and Liu, Qiang and Wang, Zhongdong (2014) Ageing assessment of transformer paper insulation through post mortem analysis. IEEE Transactions on Dielectrics and Electrical Insulation, 21 (2). pp. 845-853. ISSN 1070-9878; ESSN: 1558-4135

Jasni, Jasronita and Azis, Norhafiz and Hizam, Hashim and Ab Kadir, Mohd Zainal Abidin and Mariun, Norman and Mohd Noor, Samsul Bahari and Sobri, Shafreeza (2008) An efficient generalized minimized residual simulation technique for continuation power flow studies. Asian Journal of Applied Sciences, 1 (2). pp. 136-146. ISSN 1996-3343

Mohd Hashim, Ahmad Hafiz and Ahmad, Nur Darina and Azis, Norhafiz and Jasni, Jasronita and Mohd Radzi, Mohd Amran and Masahiro, Kozako and Mohd Jamil, Mohamad Kamarol (2023) Examination on acoustic emission partial discharge localization error rate in oil in the presence of pressboard. In: 12th Asia-Pacific International Conference on Lightning (APL 2023), 12-15 June 2023, Langkawi, Malaysia. .

Ahmad, Nur Darina and Mohd Hashim, Ahmad Hafiz and Azis, Norhafiz and Talib, Mohd Aizam and Md Rezali, Khairil Anas and Nik Ali, N. H. and Jasni, Jasronita and Masahiro, Kozako and Mohd Jamil, Mohamad Kamarol (2023) Partial discharge localization of refined bleached deodorized palm oil (RBDPO) based on acoustic emission method. In: 12th Asia-Pacific International Conference on Lightning (APL 2023), 12-15 June 2023, Langkawi, Malaysia. .

Thien, Yee Von and Azis, Norhafiz and Mohamad, Nur Aqilah and Tan, Xiao Jian and Yaakub, Zaini (2023) Positive pre-breakdown streamer propagation and breakdown voltage of palm oil based Al2O3. In: 12th Asia-Pacific International Conference on Lightning (APL 2023), 12-15 June 2023, Langkawi, Malaysia. .

Ma, Ziwei and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2023) A lightning attachment model to UHV transmission lines based on FEM. In: 12th Asia-Pacific International Conference on Lightning (APL 2023), 12-15 June 2023, Langkawi, Malaysia. .

Mohamad, Nur Aqilah and Azis, Norhafiz and Haron, Ahmad Razani and Thien, Yee Von and Yaakub, Zaini (2022) AC withstand voltage of palm oil based CuO nanofluids with CTAB, SDS and OA. In: 2022 IEEE International Conference on Power and Energy (PECon2022), 5-6 Dec. 2022, Langkawi, Kedah, Malaysia. (pp. 45-48).

Lajis, Ghaibulna Abdol and Jasni, Jasronita and Kamaruddin, Mohd Faizuddin and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Mohtar, Mohd Nazim (2022) Bioelectricity generation in economic crops at aquaponics system using plant microbial fuel cell. In: 2022 IEEE International Conference on Power and Energy (PECon2022), 5-6 Dec. 2022, Langkawi, Kedah, Malaysia. (pp. 99-104).

Mohd Nawi, Zawati and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz and Wan Ahmad, Wan Fatinhamamah and Mohamed Rawi, Iryani and Ungku Amirulddin Al Amin, Ungku Anisa and Nordin, Farah Hani (2019) Comparative analysis of ACSR and ACCC conductors on corona effect for lightning surge studies. In: 11th Asia-Pacific International Conference on Lightning (APL 2019), 12-14 June 2019, Hong Kong, China. .

Shukri, Muhammad Safwan and Azis, Norhafiz and Jasni, Jasronita and Yunus, Robiah and Yaakub, Zaini (2019) Investigation on the effect of moisture on AC breakdown voltage of refined, bleached, and deodorized palm oil. In: 2019 4th IEEE International Circuit and System Symposium (ICSyS), 18-19 Sept. 2019, Hotel Istana, Kuala Lumpur, Malaysia. (pp. 1-4).

Zaini, Nur Hazirah and Ab Kadir, Mohd Zainal Abidin and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Ahmad, Nor Izzati and Mohd Nasir, Mohd Solehin and Izadi, Mahdi and Ab Aziz, Nur Fadilah and Ali, Zaipatimah (2019) Lightning surge on the DC and AC side of solar PV system. In: 11th Asia-Pacific International Conference on Lightning (APL 2019), 12-14 June 2019, Hong Kong, China. .

Mohd Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hasan, Wan Zuha and Azis, Norhafiz and Ya'acob, Mohammad Effendy and Supeni, Eris Elianddy (2019) Microcontroller based DC energy logger for off-grid PV system application. In: 2019 4th IEEE International Circuit and System Symposium (ICSyS), 18-19 Sept. 2019, Hotel Istana, Kuala Lumpur, Malaysia. (pp. 1-5).

Alyozbaky, Omar Sh. and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz and Mohd Isa, Maryam (2019) New optimization technique to design the core of three-phase transformer. In: 2nd International Conference on Electrical, Communication, Computer, Power and Control Engineering (ICECCPCE19), 13-14 Feb. 2019, Mosul, Iraq. (pp. 13-18).

Mustafa, Muhammad Farhan and Wan Hasan, Wan Zuha and Hassan, Muhammad Syazwan and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz and Mohd Yusoff, Mohd Zulfahmi (2019) Structural design of Cartesian vacuum system for loose fruit collector (LFC) machine. In: 2019 4th IEEE International Circuit and System Symposium (ICSyS), 18-19 Sept. 2019, Hotel Istana, Kuala Lumpur, Malaysia. (pp. 1-4).

Jamaludin, Farah Adilah and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Azis, Norhafiz and Jasni, Jasronita and Abd Rahman, Muhammad Syahmi and Osman, Miszaina (2018) Effect of RTV coating material on electric field distribution and voltage profiles on polymer insulator under lightning impulse. In: 34th International Conference on Lightning Protection (ICLP 2018), 2-7 Sept. 2018, Rzeszow, Poland. .

Abdul Raof, Nurliyana and Yunus, Robiah and Rashid, Umer and Azis, Norhafiz (2018) Effect of molecular structure on oxidative degradation of polyol ester. In: Asia International Conference on Tribology 2018 (ASIATRIB 2018), 17-20 Sept. 2018, Kuching, Sarawak, Malaysia. (pp. 353-354).

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Yunus, Robiah and Ab Kadir, Mohd Zainal Abidin and Yaakub, Zaini (2018) Effects of different types of surfactants on AC breakdown voltage of refined, bleached and deodorized palm oil based CuO nanofluids. In: 10th IEEE PES Asia-Pacific Power and Energy Engineering Conference 2018 (APPEEC), 7-10 Oct. 2018, Kota Kinabalu, Sabah, Malaysia. (pp. 768-771).

Al-Obaidi, M. R. and Mustafa, Mohd Amrallah and Wan Hasan, Wan Zuha and Azis, Norhafiz and Sabry, Ahmad H. and Ang, Swee Peng and Abdul Hamid, Zainidi (2018) Efficient charging pad for unmanned aerial vehicle based on direct contact. In: 2018 IEEE 5th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA 2018), 28-30 Nov. 2018, Songkla, Thailand. .

Mohd Selva, Amran and Yahaya, Muhammad Sharil and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Yang Ghazali, Young Zaidey (2018) Estimation of transformers health index based on condition parameter factor and hidden Markov model. In: 2018 IEEE 7th International Conference on Power and Energy (PECon), 3-4 Dec. 2018, Berjaya Times Square Hotel, Kuala Lumpur, Malaysia. (pp. 288-292).

Shafie, Suhaidi and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz and Mohd Radzi, Mohd Amran and Wan Hasan, Wan Zuha and Mustafa, Mohd Amrallah (2018) High efficiency portable solar generator utilizing optimum solar panel orientation. In: 2018 IEEE 5th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA 2018), 28-30 Nov. 2018, Songkla, Thailand. .

Thien, Yee Von and Azis, Norhafiz and Jasni, Jasronita and Yunus, Robiah and Ab Kadir, Mohd Zainal Abidin and Yaakub, Zaini (2018) Influence of electrode geometry on the lightning impulse breakdown voltage of palm oil. In: 10th IEEE PES Asia-Pacific Power and Energy Engineering Conference 2018 (APPEEC), 7-10 Oct. 2018, Kota Kinabalu, Sabah, Malaysia. (pp. 317-320).

Umair, Muhammad and Azis, Norhafiz and Halis, Rasmina and Jasni, Jasronita (2018) Investigation on the effect of beating on the physical and mechanical properties of untreated kenaf based insulation paper. In: 2018 IEEE 5th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA 2018), 28-30 Nov. 2018, Songkla, Thailand. .

Murthy, Avinash Srikanta and Azis, Norhafiz and Mohd Yousof, Mohd Fairouz and Jasni, Jasronita and Othman, Mohammad Lutfi and Talib, Mohd Aizam and Das, Bhaba Priyo (2018) Investigation on the transient voltage in a 11 kV transformer under lightning surges. In: 2018 IEEE 5th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA 2018), 28-30 Nov. 2018, Songkla, Thailand. .

Zaini, Nur Hazirah and Ab Kadir, Mohd Zainal Abidin and Mohd Radzi, Mohd Amran and Izadi, Mahdi and Ahmad, Nor Izzati and Azis, Norhafiz and Mohd Nasir, Mohd Solehin (2018) On the effect of surge protection devices (SPDs) placement for grid-connected solar PV farm. In: 34th International Conference on Lightning Protection (ICLP 2018), 2-7 Sept. 2018, Rzeszow, Poland. .

Mohd Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hasan, Wan Zuha and Azis, Norhafiz and Ya'acob, Mohammad Effendy and Supeni, Eris Elianddy (2018) Photovoltaic panel temperature and heat distribution analysis for thermoelectric generator application. In: 2018 IEEE 5th International Conference on Smart Instrumentation, Measurement and Applications (ICSIMA 2018), 28-30 Nov. 2018, Songkla, Thailand. .

Mohd Ariffin, Maslina and Ishak, Mohd Taufiq and Abdul Hamid, Mardhiah Hayati and Katim, Nurul Izzatul Akma and Ishak, Asnor Mazuan and Azis, Norhafiz (2017) Ageing effect of vegetable oils impregnated paper in transformer application. In: International Conference on High Voltage Engineering and Power Systems (ICHVEPS 2017), 2-5 Oct. 2017, Inna Grand Bali Beach, Bali, Indonesia. (pp. 183-187).

Mohd Ariffin, Mohd Ruzaimi and Shafie, Suhaidi and Wan Hassan, Wan Zuha and Azis, Norhafiz and Ya'acob, Mohammad Effendy (2017) Conceptual design of hybrid photovoltaic-thermoelectric generator (PV/TEG) for automated greenhouse system. In: 2017 IEEE 15th Student Conference on Research and Development (SCOReD), 13-14 Dec. 2017, Putrajaya, Malaysia. (pp. 309-314).

Abdul Hamid, Mardhiah Hayati and Ishak, Mohd Taufiq and Mohd Ariffin, Maslina and Katim, Nurul Izzatul Akma and Mohamad Amin, Nur Aqilah and Azis, Norhafiz (2017) Dissolved gas analysis (DGA) of vegetable oils under electrical stress. In: International Conference on High Voltage Engineering and Power Systems (ICHVEPS 2017), 2-5 Oct. 2017, Inna Grand Bali Beach, Bali, Indonesia. (pp. 29-34).

Katim, Nurul Izzatul Akma and Ishak, Mohd Taufiq and Mohamad Amin, Nur Aqilah and Razali, S. and Abdul Hamid, Mardhiah Hayati and Mohd Ariffin, Maslina and Azis, Norhafiz (2017) Investigation on AC breakdown of vegetable oils with insulated electrodes. In: International Conference on High Voltage Engineering and Power Systems (ICHVEPS 2017), 2-5 Oct. 2017, Inna Grand Bali Beach, Bali, Indonesia. (pp. 312-316).

Bashi, Omar Ibrahim Dallal and Wan Hasan, Wan Zuha and Azis, Norhafiz and Shafie, Suhaidi and Wagatsuma, Hiroaki (2017) Quadcopter sensing system for risky area. In: 2017 IEEE Regional Symposium on Micro and Nanoelectronics (RSM), 23-25 Aug. 2017, Penang, Malaysia. (pp. 216-219).

Mohd Isa, Maryam and Ab Kadir, Mohd Zainal Abidin and Gomes, Chandima and Azis, Norhafiz and Izadi, Mahdi and Alyozbaky, Omar Sh. (2016) Analysis on magnetic flux density and core loss for hexagonal and butt-lap core joint transformers. In: 2nd IEEE Southern Power Electronics Conference (SPEC), 5-8 Dec. 2016, Auckland, New Zealand. (pp. 1-4).

Burhanuddin, Zulkifli and Gomes, Chandima and Gomes, Ashen and Ab Kadir, Mohd Zainal Abidin and Wan Ahmad, Wan Fatinhamamah and Azis, Norhafiz (2016) Characteristics of fulgurite-like structures under HV conditions: effects on electrical earthing systems. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Jamaludin, Farah Adilah and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Azis, Norhafiz and Jasni, Jasronita and Abd Rahman, Muhammad Syahmi (2016) Considering the effects of a RTV coating to improve electrical insulation against lightning. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Rameli, Norhidayu and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz (2016) Effect of soil resistivity on magnetic field in the case of lightning strike to a tall structure. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Al-Ogaili, Ali Saadon Mtair and Aris, Ishak and Othman, Mohammad Lutfi and Azis, Norhafiz and Isa, Dino and Hoon, Yap (2016) New technique for decreasing of total harmonic distortion of three- phases bridge rectifier by using the method of harmonic injection. In: 2016 IEEE Conference on Systems, Process and Control (ICSPC 2016), 16-18 Dec. 2016, Melaka, Malaysia. (pp. 248-253).

Zaini, Nur Hazirah and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Ahmad, Nor Izzati and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Wan Hasan, Wan Zuha (2016) On the effect of lightning on a solar photovoltaic system. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Ahmad, Nor Izzati and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Zaini, Nur Hazirah and Mohd Radzi, Mohd Amran and Azis, Norhafiz and Wan Hasan, Wan Zuha (2016) On the performance of a polycrystalline PV panel under different impulse voltages and temperatures. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Bashi, Omar Ibrahim Dallal and Wan Hasan, Wan Zuha and Shafie, Suhaidi and Azis, Norhafiz (2016) Pattern investigation for landfill of methane gas concentration measurement. In: 2016 2nd IEEE International Symposium on Robotics and Manufacturing Automation (ROMA 2016), 25-27 Sept. 2016, Ipoh, Perak, Malaysia. .

Rameli, Norhidayu and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz (2016) Variations in return stroke velocity and its effect on the return stroke current along lightning channel. In: 2016 33rd International Conference on Lightning Protection (ICLP), 25-30 Sept. 2016, Estoril, Portugal. .

Jamaludin, Farah Adilah and Abd Rahman, Muhammad Syahmi and Izadi, Mahdi and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz and Jasni, Jasronita (2015) Considering the effects of a cross-arm on a contaminated polymer insulator at different angles. In: 2015 IEEE Conference on Energy Conversion (CENCON), 19-20 Oct. 2015, Johor Bahru, Malaysia. (pp. 263-267).

Kadim, E. J. and Hee, C. F. and Azis, Norhafiz and Jasni, Jasronita and Ahmad, S. A. and Ab Kadir, Mohd Zainal Abidin (2015) Dissolved gas analysis of transformers based on rough set and fuzzy logic methods. In: 2015 IEEE Conference on Energy Conversion (CENCON), 19-20 Oct. 2015, Johor Bahru, Malaysia. (pp. 268-271).

Ahmad, Nor Izzati and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Zaini, Nur Hazirah and Mohd Radzi, Mohd Amran and Azis, Norhafiz (2015) Effect of temperature on a poly-crystalline solar panel in large scale solar plants in Malaysia. In: 2015 IEEE Conference on Energy Conversion (CENCON), 19-20 Oct. 2015, Johor Bahru, Malaysia. (pp. 244-248).

Azmi, Akmalina and Jasni, Jasronita and Azis, Norhafiz (2015) Health index as a tool for transformers asset management. In: International Conference on Power, Energy and Communication Systems (IPECS 2015), 24-25 Aug. 2015, Universiti Malaysia Perlis. .

Alkubaisi, Yasir Mahmood Abdulah and Wan Hasan, Wan Zuha and Mohd Noor, Samsul Bahari and Azis, Norhafiz and Sabry, Ahmed H. (2015) Investigation on self energized automated multi levels car parking system. In: 2015 IEEE Regional Symposium on Micro and Nano Electronics (RSM 2015), 19-21 Aug. 2015, Primula Beach Hotel, Kuala Terengganu. .

Zaini, Nur Hazirah and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Ahmad, Nor Izzati and Mohd Radzi, Mohd Amran and Azis, Norhafiz (2015) The effect of temperature on a mono-crystalline solar PV panel. In: 2015 IEEE Conference on Energy Conversion (CENCON), 19-20 Oct. 2015, Johor Bahru, Malaysia. (pp. 249-253).

Mohd Nor, Shamsul Fahmi and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2015) A study on the AC breakdown voltages of as-received palm oil and coconut oil under presence of TiO2. In: 2015 IEEE Conference on Energy Conversion (CENCON), 19-20 Oct. 2015, Johor Bahru, Malaysia. (pp. 354-357).

Mohamed Rawi, Iryani and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2014) Continuous monitoring on 132kV line in reducing flashovers due to lightning. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 1198-1200).

Rameli, Norhidayu and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz (2014) Effect of soil resistivity on the lightning current along tall towers. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 451-455).

Rameli, Norhidayu and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz (2014) Effect of the grounding system arrangement on the lightning current along tall structures. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 456-460).

Katim, Nurul Izzatul Akma and Ishak, Mohd Taufiq and Ishak, Asnor Mazuan and Thien, Yee Von and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Jasni, Jasronita and Yunus, Robiah and Yaakub, Zaini (2014) Examination on the lightning breakdown strength of biodegradable oil under quasi-uniform field. In: 2014 IEEE International Conference on Power and Energy (PECon 2014), 1-3 Dec. 2014, Kuching, Sarawak, Malaysia. (pp. 17-20).

Mohamed Rawi, Iryani and Yahaya, Mohd Pauzi and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2014) Experience and long term performance of 132kV overhead lines gapless-type surge arrester. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 517-520).

Sinan, Siti Salhaillea and Shawaludin, S. N. and Jasni, Jasronita and Azis, Norhafiz and Ab Kadir, Mohd Zainal Abidin and Mohtar, Mohd Nazim (2014) Investigation on the AC breakdown voltage of RBDPO Olein. In: 2014 IEEE Innovative Smart Grid Technologies - Asia (ISGT ASIA), 20-23 May 2014, Berjaya Times Square Hotel, Kuala Lumpur, Malaysia. (pp. 760-763).

Thien, Yee Von and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2014) Investigation on the lightning breakdown voltage of palm oil and coconut oil under non-uniform field. In: 2014 IEEE International Conference on Power and Energy (PECon 2014), 1-3 Dec. 2014, Kuching, Sarawak, Malaysia. (pp. 1-4).

Mohamed Rawi, Iryani and Ab Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2014) Lightning study and experience on the first 500kV transmission line arrester in Malaysia. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 1106-1109).

Rameli, Norhidayu and Ab Kadir, Mohd Zainal Abidin and Izadi, Mahdi and Gomes, Chandima and Azis, Norhafiz and Abd Rahim, Nasrudin and Md Arshad @ Hashim, Syahrun Nizam (2014) Modelling of lightning current in the case of striking to a tall structure. In: 2014 IEEE 8th International Power Engineering and Optimization Conference (PEOCO2014), 24-25 Mar. 2014, Langkawi, Kedah, Malaysia. (pp. 166-171).

Siow, Chun Lim and Gomes, Chandima and Abd Kadir, Mohd Zainal Abidin and Azis, Norhafiz (2014) Steady state performance of improvised Ufer grounding practice. In: 2014 International Conference on Lightning Protection (ICLP), 13-17 Oct. 2014, Shanghai, China. (pp. 267-275).

Siow, Chun Lim and Ab Kadir, Mohd Zainal Abidin and Gomes, Chandima and Azis, Norhafiz (2014) Steady state performance of improvised ufer grounding practice. In: 2014 International Conference on Lightning Protection (ICLP), 11-18 Oct. 2014, Shanghai, China. (pp. 572-580).

Mohamad, Nur Aqilah and Azis, Norhafiz and Jasni, Jasronita and Ab Kadir, Mohd Zainal Abidin and Yunus, Robiah and Ishak, Mohd Taufiq and Yaakub, Zaini (2014) A study on the dielectric properties of palm oil and coconut oil. In: 2014 IEEE International Conference on Power and Energy (PECon 2014), 1-3 Dec. 2014, Kuching, Sarawak, Malaysia. (pp. 109-112).