Backing bearings are particularly thick outer ring of the rolling bearing, when used to form a group to be mounted on the shaft of a stationary support rollers. Pressure on the work roll through the intermediate roller and the support roller is passed to the system to the rack through the saddle. Generally used for multi-roll cold rolling mill equipment can also be used for other occasions, such as straightening machine.
2013年8月19日星期一
Bearing Solutions for wind turbines
With the development of new energy applications, as a new energy in the early development of wind energy in the grid occupy an increasingly large proportion. Meanwhile, more and more manufacturers have developed a variety of wind turbine hosts, in order to enhance its product competitiveness on the market, from the drive chain design improvements to various parts of the different functional considerations, have become wind turbine design improvements hosts different considerations.
As main components of a wind turbine, the bearing has been the choice of the host are most concerned about the manufacturer, either the design of the bearing itself, or the selection of the bearing arrangement, both the host determines the wind turbine operating performance and service life.
As the wind turbine operating conditions complicated, expensive mainframe maintenance, to ensure the reliability of its operation, that is the life of wind turbines, has been troubled by the host manufacturer of important issues. Wherein the application of the backing bearings efficiency of the host is extremely important. Therefore, based on the complexity of the wind turbine, SKF and developed specifically for a special bearing, namely "Nautilus" bearing - a kind of special large contact angle of the double row tapered roller bearingsThe actual performance of the bearings are fitted with the bearing not only its own performance, but also on the bearing is closely related to the specific installation conditions, therefore, to the bearing is installed with the form, fit the neutral center study, the actual use of the bearing in able to get better performance.
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