PERTANIKA JOURNAL OF TROPICAL AGRICULTURAL SCIENCE

J

• Abdelmalik, A. A. (2015). Analysis of thermally aged insulation paper in a natural ester-based dielectric fluid. IEEE Transactions on Dielectrics and Electrical Insulation, 22(5), 2408-2414. https://doi.org/10.1109/TDEI.2014.004824

• Arroyo, O. H., Jalbert, J., Fofana, I., & Ryadi, M. (2017). Temperature dependence of methanol and the tensile strength of insulation paper: Kinetics of the changes of mechanical properties during ageing. Cellulose, 24(2), 1031-1039. https://doi.org/10.1007/s10570-016-1123-7

• ASTM D1816-12. (2019). Standard test method for dielectric breakdown voltage of insulating liquids using VDE electrodes. ASTM International. https://www.astm.org/Standards/D1816.htm

• ASTM D974. (2023). Standard test method for acid and base number by color-indicator titration. ASTM International. https://www.astm.org/d0974-22.html.

• ASTM D6304. (2021). Standard test method for determination of water in petroleum products, lubricating oils, and additives by coulometric karl fischer titration. ASTM International. https://www.astm.org/d6304-20.html

• ASTM D4243. (2023). Standard test method for measurement of average viscometric degree of polymerization of new and aged electrical papers and boards. ASTM International. https://www.astm.org/d4243-16.html

• Azis, N., & Wang, Z. D. (2011, August 22-26). Acid generation study of natural ester. [Paper presentation]. XVII International Symposium on High Voltage Engineering, Hannover, Germany.

• Azis, N., Jasni, J., Ab Kadir, M. Z. A., & Mohtar, M. N. (2014). Suitability of palm based oil as dielectric insulating fluid in transformers. Journal of Electrical Engineering and Technology, 9(2), 662-669. https://doi.org/10.5370/JEET.2014.9.2.662

• Carcedo, J., Fernández, I., Ortiz, A., Delgado, F., Renedo, C. J., & Pesquera, C. (2015). Aging assessment of dielectric vegetable oils. IEEE Electrical Insulation Magazine, 31(6), 13-21. https://doi.org/10.1109/MEI.2015.7303258

• Ciuriuc, A., Notingher, P. V., Jovalekic, M., & Tenbohlen, S. (2014, May 22-24). Experimental study on vegetable and mineral transformer oils properties. [Paper presentation]. International Conference on Optimization of Electrical and Electronic Equipment (OPTIM), Bran, Romania. https://doi.org/10.1109/OPTIM.2014.6850907

• Coulibaly, M. L., Perrier, C., Beroual, A., & Marugan, M. (2012, September 23-27). Thermal aging of paper and pressboard in mineral and ester oils under air and nitrogen atmospheres. [Paper presentation]. IEEE International Conference on Condition Monitoring and Diagnosis, Bali, Indonesia. https://doi.org/10.1109/CMD.2012.6416449

• Emsley, A. M., Xiao, X., Heywood, R. J., & Aii, M. (2000). Degradation of cellulosic insulation in power transformers. Part 3: Effects of oxygen and water on ageing in oil. IEE Proceedings-Science, Measurement and Technology, 147(3), 115-119. https://doi.org/10.1049/ip-smt:20000021

• Ghoneim, S. S. M. (2021). The degree of polymerization in a prediction model of insulating paper and the remaining life of power transformers. Energies, 14(3), Article 670. https://doi.org/10.3390/en14030670

• Gomna, A., N’Tsoukpoe, K. E., Le Pierrès, N., & Coulibaly, Y. (2019). Review of vegetable oils behaviour at high temperature for solar plants: Stability, properties and current applications. Solar Energy Materials and Solar Cells, 200, Article 109956. https://doi.org/10.1016/j.solmat.2019.109956

• Ismail, N., Arief, Y. Z., Adzis, Z., Azli, S. A., Jamil, A. A. A., Mohd, N. K., Huei, L. W., & Kian, Y. S. (2013). Effect of water on electrical properties of refined, bleached, and deodorized palm oil (RBDPO) as electrical insulating material. Jurnal Teknologi (Sciences and Engineering), 64(4), 97-101. https://doi.org/10.11113/jt.v64.2108

• Kiasatina, Kamarol, M., Zulhilmey, M., & Arief, Y. A. (2011, June 21-22). Breakdown characteristics of RBDPO and soybean oil mixture for transformer application. [Paper presentation]. International Conference on Electrical, Control and Computer Engineering (InECCE), Kuantan, Malaysia. https://doi.org/10.1109/INECCE.2011.5953879

• Kouassi, K. D., Fofana, I., Cissé, L., Hadjadj, Y., Yapi, K. M. L., & Diby, K. A. (2018). Impact of low molecular weight acids on oil impregnated paper insulation degradation. Energies, 11(6), Article 1465. https://doi.org/10.3390/en11061465

• Maharana, M., Baruah, N., Nayak, S. K., Meher, N., & Iyer, P. K. (2019). Condition assessment of aged ester-based nanofluid through physicochemical and spectroscopic measurement. IEEE Transactions on Instrumentation and Measurement, 68(12), 4853-4863. https://doi.org/10.1109/TIM.2019.2900883

• Maharana, M., Nayak, S. K., & Sahoo, N. (2018). Karanji oil as a potential dielectrics liquid for transformer. IEEE Transactions on Dielectrics and Electrical Insulation, 25(5), 1871-1879. https://doi.org/10.1109/TDEI.2018.007230

• Makmud, M. Z.H., Illias, H. A., Chee, C. Y., & Sarjadi, M. S. (2018). Influence of conductive and semi-conductive nanoparticles on the dielectric response of natural ester-based nanofluid insulation. Energies, 11(2), Article 333. https://doi.org/10.3390/en11020333

• Makmud, M. Z. H., Illias, H. A., Chee, C. Y., & Dabbak, S. Z. A. (2019). Partial discharge in nanofluid insulation material with conductive and semiconductive nanoparticles. Materials, 12(5), Article 816. https://doi.org/10.3390/MA12050816

• Martin, D., Wang, Z. D., Darwin, A. W., & James, I. (2006, October 15-18). A comparative study of the chemical stability of esters for use in large power transformers. [Paper presentation]. IEEE Conference on Electrical Insulation and Dielectric Phenomena, Kansas City, USA. https://doi.org/10.1109/CEIDP.2006.311977

• Matharage, S. Y., Liu, Q., & Wang, Z. D. (2016). Aging assessment of kraft paper insulation through methanol in oil measurement. IEEE Transactions on Dielectrics and Electrical Insulation, 23(3), 1589-1896. https://doi.org/10.1109/TDEI.2016.005564

• Mohamad, N. A., Azis, N., Jasni, J., Kadir, M. Z. A. A., Yunus, R., Ishak, M. T., & Yaakub, Z. (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), 690-698. https://doi.org/10.5370/JEET.2016.11.3.690

• Mohamad, N. A., Azis, N., Jasni, J., Kadir, Z. A. A., Yunus, R., Ishak, M. T., & Yaakub, Z. (2015). Analysis on the degradation of insulation paper in palm oil and coconut oil under high temperature ageing. Jurnal Teknologi, 72(1), 1-6.

• Munajad, A., Subroto, C., & Suwarno. (2017). Study on the effects of thermal aging on insulating paper for high voltage transformer composite with natural ester from palm oil using fourier transform infrared spectroscopy (ftir) and energy dispersive x-ray spectroscopy (EDS). Energies, 10(11), Article 1857. https://doi.org/10.3390/en10111857

• N’cho, J. S., Fofana, I., Hadjadj, Y., & Beroual, A. (2016). Review of physicochemical-based diagnostic techniques for assessing insulation condition in aged transformers. Energies, 9(5), Article 367. https://doi.org/10.3390/en9050367

• Suwarno, & Pasaribu, R. (2017, September 11-15). Effects of Thermal Aging on Paper Characteristics in Paper-Mineral Oil composite Insulation. International Symposium on Electrical Insulating Materials (ISEIM), Toyohashi, Japan. https://doi.org/10.23919/ISEIM.2017.8166587

• IEEE Standars Associaltion. (2012). IEEE guide for loading mineraloil-immersed transformers and step-voltage regulators. IEEE Standars Associaltion. https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=6166928

• Raj, R. A., Samikannu, R., Yahya Began, A., & Mosalaosi, M. (2020). Comparison of ageing characteristics of superior insulating fluids with mineral oil for power transformer application. IEEE Access, 8, 141111-141122. https://doi.org/10.1109/ACCESS.2020.3012988

• Raof, N. A., Yunus, R., Rashid, U., Azis, N., & Yaakub, Z. (2019). Effect of molecular structure on oxidative degradation of ester based transformer oil. Tribology International, 140, Article 105852. https://doi.org/10.1016/j.triboint.2019.105852

• Rapp, K. J., McShane, C. P., & Luksich, J. (2005, June 26- July 1). Interaction mechanisms of natural ester dielectric fluid and kraft paper. [Paper presntation]. IEEE International Conference on Dielectric Liquids (ICDL), Coimbra, Portugal. https://doi.org/10.1109/icdl.2005.1490108

• Raymon, A., Pakianathan, P., E. Rajamani, M. P., & Karthik, R. (2013). Enhancing the critical characteristics of natural esters with antioxidants for power transformer applications. IEEE Transactions on Dielectrics and Electrical Insulation, 20(3), 899-912. https://doi.org/10.1109/TDEI.2013.6518959

• RSPO. (2015). Impact Update 2015. Roundtable on Sustainable Palm Oil. https://www.helikonia.co.uk/wp-content/uploads/2020/12/FA-RSPO-Impact-Update-2015_SINGLE.pdf

• Sinan, S. S., Shawaludin, S. N., Jasni, J., Azis, N., Ab Kadir, M. Z. A., & Mohtar, M. N. (2014, May 23-23). Investigation on the AC breakdown voltage of RBDPO Olein. [Paper presentation]. IEEE Innovative Smart Grid Technologies - Asia (ISGT ASIA), Kuala Lumpur, Malaysia. https://doi.org/10.1109/ISGT-Asia.2014.6873888

• Suleiman, A. A., Muhamad, N. A., Bashir, N., Murad, N. S., Arief, Y. Z., & Phung, B. T. (2014). Effect of moisture on breakdown voltage and structure of palm based insulation oils. IEEE Transactions on Dielectrics and Electrical Insulation, 21(5), 2119-2126. https://doi.org/10.1109/TDEI.2014.004431

• Suryani, S., Sariani, S., Earnestly, F., Marganof, M., Rahmawati, R., Sevindrajuta, S., Indra Mahlia, T. M., & Fudholi, A. (2020). A comparative study of virgin coconut oil, coconut oil and palm oil in terms of their active ingredients. Processes, 8(4), Article 403. https://doi.org/10.3390/PR8040402

• Tripathi, A. K., & Vinu, R. (2015). Characterization of thermal stability of synthetic and semi-synthetic engine oils. Lubricants, 3(1), 54-79. https://doi.org/10.3390/lubricants3010054

• Vihacencu, M. Ş., Ciuriuc, A., & Dumitran, L. M. (2013). Experimental study of electrical properties of mineral and vegetable transformer oils. UPB Scientific Bulletin, Series C: Electrical Engineering, 75(3), 171-182.

• Wilhelm, H. ., Tulio, L., Jasinski, R., & Almeida, G. (2011). Aging markers for in-service natural ester-based insulating fluids. IEEE Transactions on Dielectrics and Electrical Insulation, 18(3), 714-719. https://doi.org/10.1109/TDEI.2011.5931057