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METHOD AND APPARATUS FOR ANALYZING ROTOR BALANCE
METHOD AND APPARATUS FOR ANALYZING ROTOR BALANCE
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机译:转子平衡分析的方法和装置
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摘要
A method and apparatus for analyzing rotor balance having improved noise tolerance andshorter cycle time. The method consists of rotating a test subject that has an unbalanced mass aroundan axis of rotation. Sensors generate signals indicative the position of the test subject and of the radialforce generated by the rotating test subject. A digital signal processor, such as a computer, uses thesignals to calculate information indicative of the imbalanced mass. One embodiment of the invention samples the test subject during several rotations. Thecomputer calculates the average period of the test signal. The computer also calculates the averageforce observed when the test subject is in particular orientations. These values can be used to calculatewhere to place a weight that will reduce dynamic unbalance.
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