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Presentation to GT STRUDL USER GROUP MEETING June 14th, 2012 Feifei Lu, PE Structural Engineer URS Corporation Nonlinear Analysis / Nonlinear Dynamic Analysis.

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Presentation on theme: "Presentation to GT STRUDL USER GROUP MEETING June 14th, 2012 Feifei Lu, PE Structural Engineer URS Corporation Nonlinear Analysis / Nonlinear Dynamic Analysis."— Presentation transcript:

1 Presentation to GT STRUDL USER GROUP MEETING June 14th, 2012 Feifei Lu, PE Structural Engineer URS Corporation Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load

2 Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. 2 Outline Introduction of Modularization Design Lifting Point Applying Wind Load to Module Analysis & Results –Hand Calculation –Nonlinear Analysis – Nonlinear Dynamic Analysis Remaining problems Conclusion Q&A

3 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Introduction of Modularization Design 3

4 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Introduction of Modularization Design Shaw- WEC AP1000 Sanmen Unit #1-CA01 Module Lifting at Daylight 4 Shaw- WEC AP1000 Sanmen Unit #1-CA01 Module Lifting Start

5 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Introduction of Modularization Design 5 Shaw- WEC AP1000 Sanmen Unit #1-CA01 Module Lifting in Air

6 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Introduction of Modularization Design Benefits of modularization design: Significant decrease in construction time Ease of construction Easy access in tight spaces Better quality 6

7 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 7

8 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 8 Cable Element Lifting Point Weak Spring Restrain to Prevent Structural Instability Modeling Method

9 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point Center of Gravity (C.G.) ***************************************************** { 3362} > LIST DYNAMIC MASS SUMMARY 1 **************************** *RESULTS OF LATEST ANALYSES* **************************** PROBLEM - TITLE - NONE GIVEN ACTIVE UNITS FEET KIP CYC DEGF SEC /--------/----------------/----------------/----------------/----------------/----------------/----------------/ GLOBAL CENTER OF MASS Mass Moment of Inertia about AXIS COORDINATE TOTAL MASS TOTAL WEIGHT X Axis Y Axis Z Axis /--------/----------------/----------------/----------------/----------------/----------------/----------------/ X 71.11316 80.64080 2594.541 0.0000000E+00 43115.89 25090.97 Y 95.67557 80.64080 2594.541 43115.89 0.0000000E+00 15694.28 Z 39.91543 80.64080 2594.541 25090.97 15694.28 0.0000000E+00 /--------/----------------/----------------/----------------/----------------/----------------/----------------/ 9 Center of Gravity

10 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 10 Lifting point aligns with Center of Gravity: Top : X: -0.724” Y: 0.503” Bottom : X: 2.632” Y: 1.102”

11 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 11 Lifting point: Lift at X:71.07’; Y:95.68’ Top : X: -0.197” Y: 0.144” Bottom : X: -0.829” Y: -0.137”

12 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 12 Offset Lifting point: Lift at X:71.26’; Y:95.85’ Top : X: 30.17” Y: -25.92” Bottom : X: 40.93” Y: 27.54”

13 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 13 Offset Lifting point: Lift at X:71.26’; Y:95.44’ Top : X: -48.38” Y: 37.15” Bottom : X: -35.02” Y: -44.48”

14 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 14 Offset Lifting point: Lift at X:70.85’; Y:95.85’ Top : X: -44.76” Y: 35.05” Bottom : X: 34.76” Y: 37.63”

15 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 15 Offset Lifting point: Lift at X:70.85’; Y:95.50’ Top : X: -48.38” Y: 37.15” Bottom : X: -35.02” Y: -44.48”

16 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Lifting Point 16 Lifting Point (ft) Distance from Lifting Point (in) Deformation (in) XYXY TopBottom XYXY Center of Gravity71.1195.67 8/16- 2/160.7240.5032.6321.102 Lifting Point71.0795.6800-0.1970.144-0.829-0.137 Offset Point 171.2695.852 4/162 1/1630.17-25.9240.9327.54 Offset Point 271.2695.442 4/16-2 14/16-48.3837.15-35.0244.48 Offset Point 370.8595.85-2 10/162 1/16-44.7635.0534.7637.63 Offset Point 470.8595.5-2 10/16-2 3/16-48.3837.15-35.02-44.48 Lifting Point Deformation Summary Table

17 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module 17

18 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module Wind speed definition: Light & variable. = 0-5 mph. Breezy = 15-25 mph. Windy = 20-30mph. Very Windy = 30-40 mph. Strong = 40-62 mph. Gale Force = 62-74 mph. Hurricane = 74+ mph. 18 Design Wind Speed Wind SpeedNet Design Wind Pressure 40 mph4 psf 30 mph2 psf

19 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module Calculate Exposed Steel Area: { 3349} > PRINT MEMBER LENGTH MEMBERS EXISTING { 3350} > PRINT MEMBER INCIDENCES MEMBERS EXISTING { 3351} > PRINT MEMBER PROPERTIES MEMBERS EXISTING 19

20 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module Calculate Joint Load: 20 MemberStartEnd LengthDepth Wind Pressure Distribution Load Joint Load (ft) (psf)(lbf/ft)(lbf) BM100123F1021B1001704.8332.3674.0009.46822.879 BM100124B100170J10200022.4172.3674.0009.46811.442 BM100125J1020002B1001712.4162.3674.0009.46811.437 BM100126B100171F10204.8342.3674.0009.46822.884 BM100127F1023B1001234.8002.3674.0009.46822.723 BM100128B100123J10200052.4502.3674.0009.46811.598 BM100129J1020005B1001202.4162.3674.0009.46811.437 BM100130B100120F10224.8342.3674.0009.46822.884 BM100131F2004B1001064.8001.1504.0004.60011.040 BM100132B100106B1001104.8661.1504.0004.60011.192 BM100133B100110F20034.8341.1504.0004.60011.118 BM100134F2002B1001564.8331.0174.0004.0689.830 BM100135B100156B1001624.8331.0174.0004.0689.830 BM100136B100162F20014.8341.0174.0004.0689.832 BM100146B100105B1001094.8001.0174.0004.0689.763 BM100147B100109B1001134.8661.0174.0004.0689.897 BM100148B100113B1001024.8341.0174.0004.0689.832 BM100149B100102B1001476.0001.0174.0004.06812.204 BM100150B100147B1001486.0001.0174.0004.06812.204

21 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module Time History Wind Pressure for Dynamic Analysis 21

22 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Applying Wind Load to Module Time History Wind Pressure for Dynamic Analysis 22

23 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results 23

24 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Hand Calculation 24 Wind Load Dead Load C. G. 82 ft  T Wind Load Dead Load C. G.

25 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Hand Calculation (cont’d) 25 X-direction (4psf)Y-direction (4psf)X-direction (2psf)Y-direction (2psf) Wind Load (kips)15.32 20.62 7.66 10.31 Gravity Load (kips)2594  (degree) 0.339 0.456 0.169 0.228 LocationTopBottomTopBottomTopBottomTopBottom Length (ft)55.34133.3558.51134.7055.34133.3558.51134.70 Displacement (in)3.929.455.5812.851.964.732.796.42

26 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Analysis 26 X- Direction Wind Load 4 psf Top : X: 16.12” Y: -8.92” Bottom : X: 22.45” Y: -9.28”

27 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Analysis (cont’d) 27 Y- Direction Wind Load 4 psf Top : X: -27.64” Y: 24.65” Bottom : X:-27.43” Y: 32.89”

28 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Analysis (cont’d) 28 X- Direction Wind Load 2 psf Top : X: 7.45” Y: -4.03” Bottom : X: 10.54” Y: -4.12”

29 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Analysis (cont’d) 29 Y- Direction Wind Load 2 psf Top : X: -13.64” Y: 12.18” Bottom : X: -13.46” Y: 16.71”

30 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. 30 Analysis & Results Nonlinear Analysis (cont’d) Nonlinear Analysis Summary Table Deformation (in) TopBottom XYXY X-Direction 4 psf 16.12 -8.92 22.45 -9.28 2 psf 7.45-4.0310.54-4.12 Y-Direction 4 psf -27.6424.65-27.4332.89 2 psf -13.6412.18-13.4616.71

31 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis Time History Wind Pressure for Dynamic Analysis 31

32 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 32 Top Joint Bottom Joint

33 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 33 X-direction Wind (4 psf) Top Joint Displacement

34 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 34 X-direction Wind (4 psf) Bottom Joint Displacement

35 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 35 Y-direction Wind (4 psf) Top Joint Displacement

36 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 36 Y-direction Wind (4 psf) Bottom Joint Displacement

37 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) Time History Wind Pressure for Dynamic Analysis 37

38 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 38 X-direction Wind (4 psf) Top Joint Displacement

39 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 39 X-direction Wind (4 psf) Bottom Joint Displacement

40 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 40 Y-direction Wind (4 psf) Top Joint Displacement

41 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Analysis & Results Nonlinear Dynamic Analysis (cont’d) 41 Y-direction Wind (4 psf) Bottom Joint Displacement

42 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Remaining Problems 42

43 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Remaining Problems Instability problem during analysis Difficulty to obtain wind time history data Computer limitation Wind load uncertainty 43

44 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Conclusion 44

45 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Conclusion Structure is sensitive to lifting point Hand calculation is not able to account for rotational deformation Nonlinear analysis provides conservative results Nonlinear dynamic analysis provides more realistic results 30 MPH is a better criteria for this particular lifting procedure 45

46 Nonlinear Analysis / Nonlinear Dynamic Analysis of Module Lifting with Wind Load Copyright © 2012 URS CONFIDENTIAL – This document is proprietary and competitively sensitive. Any disclosure, copying, or use of it is strictly prohibited. Q&A 46

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