Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.
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Transcript of Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.
![Page 1: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/1.jpg)
Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.
![Page 2: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/2.jpg)
New Rotor Spider Section Z-Z. Diametral area moment of inertia calculated on eng-tips link: http://www.eng-tips.com/viewthread.cfm?qid=274310
3.62
5”3.
625”
![Page 3: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/3.jpg)
End view of installed rotor
![Page 4: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/4.jpg)
Side view of rotor
![Page 5: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/5.jpg)
Model used for calculation
L1=22 inchI1 = 135.6 inch^4Mu1=12 lbf/inch
L2=25 inchI2=953 inch^4Mu2=69.6 lbf/inch
L1I1mu1
L2I2mu2
Shaft Spider/Core
LIN
E O
F S
YM
ME
TR
Y (Mirror image)
Mu1 Mu2 Mu2 Mu1
![Page 6: Rotor Outline drawing. Spider cross-section next page. Weight is 4000 pounds.](https://reader035.fdocuments.us/reader035/viewer/2022070403/56649f335503460f94c4f756/html5/thumbnails/6.jpg)
Analysis. Double-click to open pdf. Plots on pages 8 and 9
Results:Slope at bearing due to weight of rotor isSlope = -0.00015
For bearing length of 4.5”, this is approx 0.7 milChange in elevaation.
Since clearance is 6 mils, this is approx 11% of Bearing clearance.
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