Evaluation of turbine oil performance using TOST

 Turbines are rotating prime movers in which the energy of a fluid is converted into mechanical energy, which is then used to generate electricity. The most commonly used fluids are steam, hot gases produced directly from burning fuel, and water. Turbine oil must lubricate the shaft bearings, remove heat, operate the servomechanisms of regulating valves, and, if present, lubricate the gear reduction units. End-users of turbine oil expressed their greatest concern as unplanned downtime during turbine operation. If a power company is unable to provide power, the cost of downtime can be significant.

Turbine Oil Manufacturers in UAE


Today's turbine systems operate under increasingly harsh conditions, including wider temperature variations. Temperature fluctuations in turbine oil can cause oxidation and thermal degradation, which is caused by the oil's elevated temperatures. The physical and chemical properties of lube oil, as well as common contaminants such as water and solid particles, must be carefully monitored. Turbine Oil Oxidation Stability Test (TOST) was created to assess oils in a specific mode of failure. It is created to determine or force lubricants to fail through a specific mechanism relating to extreme conditions such as high temperature, gross water contamination, and significant air entrainment.

Oil oxidation stability is an important factor to consider when choosing an industrial lubricant because oxidation causes an increase in viscosity and the formation of sludge deposits. Each reactant and catalyst is exaggerated during the test. The oil's life is then calculated by calculating the time required to reach an acid number. As a result, the Turbine Oil Oxidation Stability Test (TOST) is a useful tool for predicting oil life for lubricants. It may be a good indicator of oxidation stability for steam turbine oils and some circulating oils that are constantly contaminated with water. It has limitations when determining oil life for oils prone to other failure modes, such as hydraulic oils.

Texol is one of the most reliable turbine oil manufacturers in UAE. To build a long-term commitment with their customers, they have a selection of industrial and transformer oil designed to meet the unique requirements of different industries and operations such as engineering, steel, textile, cement, or sugar. If you are looking for an oil company in UAE, give them a call to discuss your needs.

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