IEC - 296 (CLASS - I) We offer Transformer Oil manufactured from imported Base Stocks and possessing following advantageous features to make it suitable for use as an electrical insulating & good heat transfer medium and quenching medium for power and distribution electrical apparatus such as Power Transformers, Capacitors, Switch Gears, Circuit Breakers and allied … Last modified: 2012/06/03 by dmitri_kopeliovich Except where otherwise noted, this work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 … Can the TXplore inspect a transformer that contains PCB contaminated oil? An American leading oil refinery that manufacture and sells transformer mineral oil. An American leading oil refinery that manufacture and sells transformer mineral oil. Relevant identified uses of the substance or mixture and uses advised against Identified uses Oil filled transformers and other electrical equipment Uses advised against No specific uses advised against are identified. Box 10700 S-121 29 STOCKHOLM Sweden E-mail address: ProductHSE@nynas.com Telephone No: +46-8-602 1200 Fax: … The exact density of transformer oil depends upon the manufacturer but, expressed in SI units, is typically a little less than 900 kg/m3 at 20oC. The density of the oil is assumed to be 0.864 kg/L. transformer mineral oil and to estimate its remaining lifetime. [��QF�(�K�NK�WX�`[�L>2`�vD�K,� C̰!W����q�*'�-�A�[U. TLV-TWA 8 hours ACGIH (1998). Mineral insulating oil in transformers Abstract: Nearly all load bearing transformers in electric power delivery systems around the world are filled with liquid. h�bbd``b`�$���0 �n $Xw � @��Dl�Ab�AHI>H�2���������b``�5���� q0 230 0 obj <> endobj ��vuմ���^�����ݫwO�w���?�}��'������ů�oN͇z7UӰ;��I]M��GWi�3c��N}�����I[�z�����R����K��T���N����vڿ>�U�C��_P���I�������TP�n���IW�u����'��Lݾ�_Y���ɸ��0V�X7:�i��w�e|�c���W��i�1 ����=7��G�z��a�F����־����ZY�I?�Bcӵ��r�K��Y�����Z;]��oLsf�m7���?����Oڦ��Y�zwza@Q�h����P �+��j��3E���e���mѧ���AW�X�㾥�5���d�d�r�b)�o݀�D�p�ܪ�=}Oψ�OX3��=6h��]U�ӹ硣�{�Syr�o?���pR��Z�G�pKM��Q�#���öbN?�W��~hy�w�����Ǐ�����;��;Xv��ԕw�+t���?�a$^5 ����[S�P��6����@=5fwwU��n������i� Ï�f�j�ݪ�}m&���tW�v�� �1{4. Nytro 4000X is an insulating oil; T110 is a base oil; Nypar 315 and Nyflex 3150 are process oils; The given samples were provided by courtesy of Nynas AB, Sweden. Mineral oil is used in a variety of industrial/mechanical capacities as a non-conductive coolant or thermal fluid in electric components as it does not conduct electricity and functions to displace air and water. Oil is used to cool the transformer, because it also provides part of the electrical insulationbetween internal live parts, transformer oil must remain stable at high temperatures for an extended period. All these compounds are hydrocarbons, so Transformer Oil is is a pure hydrocarbon mineral oil. Then solid materials and oil were put in the ageing test vessel. The only differences are in their molecular structure and molecular weight. Recalculation of the density of oil for different temperature and pressure values. found that the surface charge density located at the oil/ pressboard interface in a time unit increases if the value of the real part of relative permittivity increases, respectively if the oil’s resistivity decreases. The liquid functions both as an electrical insulation and as a heat transfer fluid. Read more about NYTRO Libra (IEC 60296, ED. Engineering measures to reduce exposure: Mechanical ventilation and local exhaust will reduce exposure via the air. The transformer oil is a combination of mineral oils. MIDEL eN 1215 is a versatile, fire-safe ester transformer fluid made from renewable soybean crops. 2. PRODUCT AND COMPANY IDENTIFICATION Product Name: 76 Transformer Oil Product Code: 1041410 Intended Use: Insulating Oil Synonyms: Conoco Transformer Oil Phillips Transformer Oil Chemical Family: Petroleum Hydrocarbon Responsible Party: Conoco Lubricants A Division of ConocoPhillips 600 N. Dairy Ashford Houston, Texas 77079-1175 Due to these above mentioned negative points attached with mineral oil, its use is highly questionable in many countries. In service evaluation of mineral oils is defined by the standard IEC 60422. But, the simulated rated TOT is 80.6 °C and the simulated rated HST is 97 °C. A significant portion of the Oxygen is from atmosphere entering through the defects. There are several benefits to conducting periodic analyses of a transformer's insulating fluid. Some transformers, particularly indoor units, are filled with a synthetic fluid, such as silicon, R-temp, or Askarel (PCB fluid). It is of two types: Paraffin-based transformer oil and Naphtha-based transformer oil. Keywords: vegetable oil, mineral oil, power transformers, electrical charging tendency, flow electrification phenomenon 1. It is an uninhibited transformer oil, optimised for high performance to meet the stringent requirements of the IEC 60296:2003 specification. Transformer oil is nothing but the mineral hydrocarbon oil extracted from raw petroleum. Adjustments in the buoyancy control system are required for other density liquids. 76 Transformer Oil 1. Usually this parameters is not regulated and is within 0.856 to 0.886. Transformer Oil will be obtained by fractional distillation and subsequent treatment of crude oil. In order to manufacture the transformers according to the required performance levels (dielectric characteristics, insulation and projected lifetime), specialized constructive changes were calculated and planned in … LUMINOL TR and TRi contain no corrosive sulphur compounds and do not require passivators. Transformer oil or insulating oil is an oil that is stable at high temperatures and has excellent electrical insulating properties. chemical properties (aspect, colour, density, water content, acidity, discharge voltage, dissipation factor, viscosity and flash point) of mixtures between a used transformer mineral oil and a new one other of the same nature, and compatibles between them for all ratios. Compare the typical characteristics and performance of mineral oil, FR3 ® natural ester fluid, synthetic ester fluid, and silicone transformer oil.. For a more precise estimate tailored to your needs, contact us. Mineral-oil based transformer oil is composed of the materials listed in the Table below. %�쏢 5. Transformer Dielectric Fluid Comparison. The calculations for the mineral oil case are matched with the manufacturing data. Transformer oil usually contains oxygen in addition to other gases. Technical Data* Transformer Oil Type Class I Class II Density… Physical Properties. 5) - Standard grade. Keywords: vegetable oil, mineral oil, power transformers, … %PDF-1.5 Despite the variables that determine the density of the oil, the density number should not exceed 900 kg / m3 at a predetermined temperature of +20°C/+68°F. Density of the oil (g cm −3) 0 5 10 15 20 25 30 35 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 Age of the transformer (years) Fig. Experimental measurements of oil density versus temperature for the three esters and the mineral oil. Transformer Oil Description Castrol Insulating Oil is a pure mineral hydrocarbon oil, specially refined and blended from selected crudes. The leakage of mineral oil transformer can post a serious threat to environment if leakage or spillage. Use. Density of Transformer Oil at 29.5 C is 0.89g/cm3 From Pardeep Chouhan mobile no.09855359916 Optimal kinetic viscosity of the oil at 20 ̊C is about 28-30×10-6 m2/second. In world markets, standard density ranges shift with oil density proportions going between (0.84-0.89) × 103 kg/m3. Oil is used to cool the transformer, because it also provides part of the electrical insulationbetween internal live parts, transformer oil must remain stable at high temperatures for an extended period. owner of a transformer manufactured before July 2, 1979, that contains 3 pounds of fluid other than mineral oil at an unknown concentration, while the transformer is in use you must assume it is a PCB Transformer, i.e., that it contains 500 ppm PCBs. Constituent Mass (kg/kg oil) Crude oil or petroleum has always been the primary source of TMO. Mineral oil is one of those most important and widely used insulating materials. x��]�v�6�}�W��sf,6/ f��LzV�t�iGY����r,�I�%Ǟ?����T�A�Ȳ�$k��!�k�.� COMSOL is a powerful tool which can be used in a steady state case study or in a transient case study. 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