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The emulsification time cycle of turbine oil filter

2018/5/17 Viewers:
The demulsification time of turbine oil is also known as demulsification. In certain instruments, a certain amount of test oil is mixed with water, stirring at a specified temperature for a certain period of time, and oil and water forming emulsion. The time required to complete separation between the oil layer and the water layer (expressed in min) is called the demulsification time of turbine oil. The method of measuring the breaking time of emulsification, that is, GB7605-87 determination method, is to test the 40ml oil 40ml? Distilled water, pour the distilled water into the special cylinder, and put the measuring cylinder in the constant temperature water bath of 54 1C, with the special mixing pulp and the prescribed stirring speed, stirring 5min, and stopping the stirring immediately, and observing the oil and water separation condition at the stopwatch, at the same time. When the volume of emulsion layer at the interface between oil and water is reduced to or equal to or less than 3ml, the separation of oil and water can be concluded. The time needed to stop the stirring and the separation of oil and water is the time of emulsification measured by the stirring method, expressed in min. The advantages of this method are that the operation is simple and the experimenters are easy to master. The repeatability of the two parallel experiments is better and the reproducibility is good, so the method has been set as the "national standard".

Use of turbine oil:

The turbine oil is divided into 32, 46, 68, 100 grades according to the ISO viscosity grade. The density of the oil is generally calculated according to the measured value. With the change of the motion viscosity of the turbine oil, you should understand the main performance viscosity index of the turbine oil, the dynamic viscosity / density = motion viscosity and the turbine oil. The approximate density ranges from 0.9 to 0.91: if HC class base oil, the density is about.83~.85.
1. steam turbine oil is used in the lubrication system of steam turbines, hydraulic turbines, generator bearings and other mechanical equipment in power plants, ships and other industries.
2. the special oil for the equipment of the anti rust turbine oil power plant can also be used for the lubrication and sealing of the steam turbine and turbine units of ships and other industries. It can be used as oil for compressor, hydraulic transmission and other equipment without sulphide medium. The ambient temperature should not be less than 0 degrees centigrade.
3. anti ammonia steam turbine oil is suitable for the lubrication and seal of centrifugal synthetic compressor, ice machine and steam turbine unit in large synthetic ammonia chemical fertilizer plant. The working condition temperature is 50 to 55 C, and the ambient humidity is 10 to 50 C, and 32D can be used at - 20 - 50.