samedi 15 décembre 2018

Here Is Information On Aircraft Turbine Oil

By Sharon Davis


It was in the 1940s that the initial turbine plane was developed. This was the time when the new engine was lubricated using mineral oils. Later on, the use of mineral oils turned out to be challenging. The problem was that mineral oils only needed a short period of time to reach their limits of capability. This necessitated more research in order to develop improved engine oils. This is what Aircraft turbine oil are all about.

When the research was concluded, synthetic oil technology was unveiled. The research in those early days was primarily performed by the military and type I or 3 centistroke jet oils were produced. Type I oils are fully synthetic oils, which are based on esters. In the beginning, these oils worked perfectly because jet engines of those days were not very powerful and did not produce too much heat like modern engines.

Nevertheless, engine technology went through many improvements and there existed newer engines by the late 50s and early 60s. Being more powerful and producing a lot of heat, the newer engines made type I engine oils attain their limits very quickly. The oils lead heavy oil accumulation in the engine, also called coking. It led to the oils being put on fixed drain intervals and requiring more regular maintenance.

The challenges that type I oils faced made it necessary for more research to unveil more engine oil technology. As a result, type II oils were invented. Type II oils would later come to be known as second generation jet oils whereas type I oils were known as first generation. Like type I, type II jet oils are also made out of ester-based synthetics.

All turbine driven aircraft currently in the world have adopted the use of type II jet oils which has proven itself to be very useful. They are currently utilized and traded as the most commercially and technically long-lasting and successful oils that the aviation industry has ever come up with. However, they need to be used jointly with additives for them to have the degree of efficiency that is needed.

In addition, type II oils have to be made using comparatively more enhanced esters than type I oils. As a result, they can reach an improvement of 38 degrees Celsius in high temperature limit compared to first generation oils. This is helpful because it eliminates the need for draining jet oil from jet engines like was the case with first generation oils.

The truth is that the invention of both types I and II jet oils saved the aviation industry. Without proper lubrication, jet engine would fail within minutes of taking off. Thus, with the oils, friction losses that happen to the engine are kept to a minimum. Friction losses are minimized taking into consideration several factors that include time of year, climate, ambient temperature, engine usage, engine design, and location among others.

There are a number of functions performed in the engine by jet oils. Cooling, sealing, noise reduction, maintenance, maintenance of persistent operation of the blade and protection against corrosion are some of the functions. Lubrication ranks highest on the list. Oils reduce friction by forming a protective layer on parts.




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