Seismic Analysis of Large-Scale Piping Systems for the JNES ... - NRC

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Figure 3-2 Ultimate Strength Test Linear ANSYS Model 48
Acceleration (g) Acceleration (g) 14 12 10 8 6 4 2 DM2-2 Horizontal 5.53 Hz 6.09 Hz 0 0 2 4 6 8 10 12 14 16 18 20 3 2.5 2 1.5 1 0.5 Frequency (cps) 49 2% Damping 4% Damping 5% Damping Fund. Freq w/ Design Prop. Fund. Freq w/ As-built Prop. Figure 3-3 DM2-2 Horizontal Response Spectra (2%, 4%, and 5% Damping) 5.53 Hz 6.09 Hz DM2-2 Vertical 0 0 2 4 6 8 10 12 14 16 18 20 Frequency (cps) 2% Damping 4% Damping 5% Damping Fund. Freq w/ Design Prop. Fund. Freq w/ As-built Prop. Figure 3-4 DM2-2 Vertical Response Spectra (2%, 4%, and 5% Damping)
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NUREG/CR-6983 BNL-NUREG-81548-2008
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Seismic Analysis of Large-Scale Pip
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FOREWORD This report documents the
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Figure 2-7 Model B Simplified Pipin
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Figure 4-64 Acceleration A2 Compari
Page 11 and 12: In the final phase of the test prog
Page 13 and 14: Continued investigation of the subj
Page 15 and 16: 1 INTRODUCTION Prior to the establi
Page 17 and 18: 2 DESCRIPTION OF JNES/NUPEC TEST PR
Page 19 and 20: Photographs of the DM Test Piping a
Page 21 and 22: Design Method Confirmation Test Ult
Page 23 and 24: Stress (N/mm 2 ) Figure 2-1 Monoton
Page 25 and 26: Hoop Strain (%) 18 16 14 12 10 8 6
Page 27 and 28: φ76.3 7.8 1500 Variable Hanger Sma
Page 29 and 30: Figure 2-9 Overview of Design Metho
Page 31 and 32: Figure 2-11 DM Test Nozzle 17
Page 33 and 34: Figure 2-13 DM Test Spring Hanger 1
Page 35 and 36: Figure 2-15 DM Test Accelerometer L
Page 37 and 38: Figure 2-17 DM Test Strain Gage Loc
Page 39 and 40: Figure 2-19 US Test Piping System S
Page 41 and 42: Figure 2-21 US Test Elbow 2 and Add
Page 43 and 44: Figure 2-23 US Test Accelerometer L
Page 45 and 46: Figure 2-25 US Test Strain Gage Loc
Page 47 and 48: Displacem ent(m m ) S train(%) 100
Page 49 and 50: Figure 2-30 US Test Elbow 2 Fatigue
Page 51 and 52: 3 BNL LINEAR ANALYSES AND CODE EVAL
Page 53 and 54: where: PD 2t D + 0S m (3-4) 2I 0 0
Page 55 and 56: limits and specified that stresses
Page 57 and 58: Regulatory Guide 1.61 Revision 0 da
Page 59 and 60: Code Edition 1993 1993 Table 3-3 DM
Page 61: Figure 3-1 Design Method Confirmati
Page 65 and 66: Acceleration (g) 16 14 12 10 8 6 4
Page 67 and 68: g, and 0.471 g respectively in the
Page 69 and 70: A simple approach has been taken in
Page 71 and 72: so as not to prevent ANSYS from fin
Page 73 and 74: are made with time histories and Fo
Page 75 and 76: DM4-2(2) (Restart): This analysis c
Page 77 and 78: The only responses obtained from th
Page 79 and 80: elements. The final hoop (plastic)
Page 81 and 82: are somewhat smaller than but in an
Page 83 and 84: difference in the residual displace
Page 85 and 86: esponse for the entire time histori
Page 87 and 88: Figure 4-1 Horizontal and Vertical
Page 93 and 94: Figure 4-7 Comparison of Baseline-c
Page 95 and 96: Stress(MPa) Stress (MPa) 600 500 40
Page 97 and 98: Hoop and Axial Strain (%) 17 16 15
Page 99 and 100: Figure 4-16 Displacement D2 Compari
Page 101 and 102: Figure 4-18 Acceleration A2 Compari
Page 107 and 108: Figure 4-24 Acceleration A2 Compari
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Figure 4-32 Displacement D4 Compari
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Figure 4-39 Relative Deformation Hi
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Figure 4-47 Strain Ratcheting Compa
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Figure 4-60 Horizontal Input Motion
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described in Sections 4 of this rep
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U.S. Nuclear Regulatory Commission,
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nominal dimensions for the straight
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Figure A-1 Original and Modified Re
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Figure A-5 Ratio of Reaction Forces
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Figure A-9 Ratio of Reaction Force
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Figure A-13 Ratio of Top Half Signi
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NRC FORM 335 U.S. NUCLEAR REGULATOR
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Seismic Analysis of Large-Scale Piping Systems for the JNES ... - NRC

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