Vibration analysis ISO cat i ASNT level i

PHÂN TÍCH DAO ĐỘNG HỆ TRỤC CHÍNH TÀU THỦY BẰNG PHƯƠNG PHÁP PHẦN TỬ HỮU HẠN * VIBRATION ANALYSIS OF PROPULSION SYSTEM OF SHIP BY FINITE ELEMENT METHOD

PHÂN TÍCH DAO ĐỘNG HỆ TRỤC CHÍNH TÀU THỦY BẰNG PHƯƠNG PHÁP PHẦN TỬ HỮU HẠN * VIBRATION ANALYSIS OF PROPULSION SYSTEM OF SHIP BY FINITE ELEMENT METHOD
... 2 DAO ĐỘNG HỆ TRỤC TÀU THỦY Các dạng dao động hệ trục tàu thuỷ: dao động dọc, dao động ngang dao động xoắn Ta xét đến trường hợp dao động ảnh hưởng đến hệ trục tàu thuỷ khối lượng ... Đáp ứng dao động tự 4.3 Dao động xoắn hệ trục 4.3.1 Modes dao động Hình 8: Dao động xoắn tự hệ 4.3.3 Đáp ứng dao động cưỡng Hình 7: Dạng dao động riêng 4.3.5 Nhận xét kết ; Hình 9: Dao động xoắn ... để đo dao động xoắn hệ động lực tàu thủy - Kết xuất dạng liệu số đồ thị sử dụng cho bước tính - Kết phân tích đáp ứng đầy đủ u cầu đặc dao động xoắn hệ trục tàu thủy: tìm đáp ứng dao động hệ tự...
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Structural vibration analysis and damping

Structural vibration analysis and damping
... damping of structural vibrations Structural Vibration: Analysis and Damping benefits from my earlier book Structural Vibration Analysis: Modelling, Analysis and Damping of Vibrating Structures ... Structural vibration limits 5.3.1 Vibration intensity 5.3.2 Vibration velocity 5.4 Structural damage 5.5 Effects of damping on vibration response of structures 5.6 The measurement of structural damping ... Sources of damping 5.7.1 Inherent damping 5.7.1.1 Hysteretic or material damping 5.7.1.2 Damping in structural joints 5.7.1.3 Acoustic radiation damping 5.7.1.4 Air pumping 5.7.1.5 Aerodynamic damping...
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engineering vibration analysis with application to control systems (c beards )

engineering vibration analysis with application to control systems (c beards )
... Engineering Vibration Analysis with Application to Control Systems C F Beards BSc, PhD, CEng, MRAeS, MIOA Consultant in Dynamics, Noise and Vibration Formerly of the ... students and my publisher has led me to write Engineering Vibration Analysis with Application to Control Systems Whilst I have adopted a similar approach in this book to that which I used previously, ... for analysis 2.2 Free damped vibration 2.2.1 Vibration with viscous damping 2.2.2 Vibration with Coulomb (dry friction) damping 2.2.3 Vibration with combined viscous and Coulomb damping 2.2.4 Vibration...
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Vibration Analysis and Control New Trends and Developments Part 15 pptx

Vibration Analysis and Control New Trends and Developments Part 15 pptx
... stimulation was performed daily In 342 Vibration Analysis and Control New Trends and Developments particular, we used the 89 Hz-S from the previous experiment, and because no difference was found ... winds Red, blue, and green lines indicate oxyhemoglobin, deoxyhemoglobin, and total hemoglobin concentrations, respectively 344 Vibration Analysis and Control New Trends and Developments measured ... Sci 1170; 378–382 352 Vibration Analysis and Control New Trends and Developments Scott TR and Small DM (2009) The role of the parabrachial nucleus in taste processing and feeding Ann N.Y Acad...
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Vibration Analysis and Control New Trends and Developments Part 1 pot

Vibration Analysis and Control New Trends and Developments Part 1 pot
... original system (dashed line); with TMD (solid line) Vibration Analysis and Control New Trends and Developments -2 10 rAP (ω ) (m/N) -4 10 -6 10 50 10 0 15 0 200 250 300 350 400 ω ( 2π ) (Hz) Fig Effect ... Vibration Analysis and Control New Trends and Developments Edited by Francisco Beltrán-Carbajal Published by InTech Janeza Trdine 9, 510 00 Rijeka, Croatia Copyright © 2 011 InTech All ... beam-like designs in Figs 11 -15 since the actuator is required to move the least distance to achieve a given change 10 Vibration Analysis and Control New Trends and Developments in ωa However,...
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Vibration Analysis and Control New Trends and Developments Part 2 potx

Vibration Analysis and Control New Trends and Developments Part 2 potx
... k − m2 ω 2 − β6 m2 ω − β6 k2 μ − 2 6 k2 + β4 m2 + − m2 ω + β5 m2 ω − 2k2 ω − k2 ωμ B (ω ) = − β6 ω + β4 ω − 2 ω + β0 2 + − ω + β5 ω − β3 ω + β1 ω k2 Note that X1 ≡ exactly when ω = 2 = m2 , ... Science.,Vol .22 3.,No.7, pp 1555-1567 26 Vibration Analysis and Control New Trends and Developments Brennan, M.J (1997) Vibration control using a tunable vibration neutraliser Proc IMechE Part C, ... differential flatness techniques the analysis and design of a controller is greatly 28 Vibration Analysis and Control New Trends and Developments Vibration Control simplified In particular, the combination...
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Vibration Analysis and Control New Trends and Developments Part 3 potx

Vibration Analysis and Control New Trends and Developments Part 3 potx
... Englewood Cliffs, NJ 46 20 Vibration Analysis and Control New Trends and Developments Vibration Control Korenev, B.G & Reznikov, L.M (19 93) Dynamic Vibration Absorbers: Theory and Technical Applications, ... the algebraic identifier 42 Vibration Analysis and Control New Trends and Developments Vibration Control 16 for F0 , which is obtained by solving N2 (t) − D2 (t) F0 = (30 ) where N2 (t) = m1 P1 ... 40 Vibration Analysis and Control New Trends and Developments Vibration Control 14 4.1 Identification of the excitation frequency ω The differential equation ( 23) is expressed in...
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Vibration Analysis and Control New Trends and Developments Part 4 pdf

Vibration Analysis and Control New Trends and Developments Part 4 pdf
... 10.96 J θ (10-4Rad) (%) 1.56 8.77 3. 04 7.88 4. 61 8.17 5.87 8.57 6.90 9 .45 7 .46 12. 24 8.63 14. 13 9.63 12. 14 θ0 (10-4Rad) 4. 67 9. 14 14. 21 18.83 23.21 26.55 30 .45 32 .44 θ (10-4Rad) 4. 22 8.25 12.73 ... (cm) 1.18 2.28 3 .43 4. 30 4. 95 5. 64 6.58 7.10 y (cm) 0.99 1. 94 2.96 3.76 4. 39 4. 69 4. 89 5 .47 J (%) 15. 94 15.12 13.73 12.59 11. 34 16.76 25. 64 22.98 θ0 (10-4Rad) 1.71 3.30 5.02 6 .42 7.62 8.50 10.05 ... be bounded It is obtained 84 Vibration Analysis and Control New Trends and Developments β ∈ ( 10. 24, 55. 24 ) deg and consequently γ ∈ ( 27.9, 223.2 ) using Eq ( 14) A value of γ = 55 is chosen...
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Vibration Analysis and Control New Trends and Developments Part 5 pot

Vibration Analysis and Control New Trends and Developments Part 5 pot
... system (bump) 111 112 16 Uncontrolled Skyhook LQG Hinf 14 PSD of SM Acc ((m/s) /Hz) Vibration Analysis and Control New Trends and Developments 12 10 0 .5 50 10 16 Uncontrolled SMC MSMC FMSMC ... Premaratne, K (2003b) Controlling floor vibration with active and passive devices, The Shock and Vibration Digest, Vol. 35, No .5, pp 347– 65, ISSN 058 3-1024 Hanagan, L.M (20 05) Active floor vibration system, ... (including the s RMS) uncontrolled and controlled for a walking test Fig 17 shows the same plots for a running test 92 Vibration Analysis and Control New Trends and Developments a) b) Fig 16...
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Vibration Analysis and Control New Trends and Developments Part 6 potx

Vibration Analysis and Control New Trends and Developments Part 6 potx
... (Spencer, et al., 1997; Ikhouane and Rodellar, 2007) 1 16 Vibration Analysis and Control New Trends and Developments The objective of the work is to mitigate the vibration in semiactive suspension ... γ f ) (1) 122 Vibration Analysis and Control New Trends and Developments where α2 and ω2 are the angular position and angular speed of the upper lever, respectively M21, M22 and Ms2 are the ... -1 -1.5 -2 -5 -4 Fig 14 Velocity vs torque -3 1 26 Vibration Analysis and Control New Trends and Developments (a) (b) A Semiactive Vibration Control Design for Suspension Systems with Mr Dampers...
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Vibration Analysis and Control New Trends and Developments Part 7 docx

Vibration Analysis and Control New Trends and Developments Part 7 docx
... Values 216 .75 [ kg] 28.85 [ kg] N 2 170 0 [ m ] N ·s ] 1200 [ m 184000 [ N ] m N 2 170 [ m ] 120 [ N ·s ] m 142 12 Vibration Analysis and Control New Trends and Developments Vibration Control Fig ... 16 Control force using the observer (23) Actual value 15 148 18 Vibration Analysis and Control New Trends and Developments Vibration Control Conclusions In this chapter a robust active vibration ... September 5 -7 Sira-Ramirez, H & Agrawal, S.K (2004) Differentially Flat Systems, Marcel Dekker, New York 150 20 Vibration Analysis and Control New Trends and Developments Vibration Control Shoukry,...
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Vibration Analysis and Control New Trends and Developments Part 8 potx

Vibration Analysis and Control New Trends and Developments Part 8 potx
... secant stiffness and energy loss per cycle The equivalent viscous damping expresses the 188 Vibration Analysis and Control New Trends and Developments effectiveness of the material in vibration damping ... strain, which is material dependent, can be selected and 174 Vibration Analysis and Control New Trends and Developments adopted in vibration control applications Mathematical models were developed ... 1 68 18 Vibration Analysis and Control New Trends and Will-be-set-by-IN-TECH Developments Fig 10 RMS values of the absolute acceleration RMS( ak ) , k = 1, , 15 (BCJL2 wave) Semi-Active Control...
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Vibration Analysis and Control New Trends and Developments Part 9 ppt

Vibration Analysis and Control New Trends and Developments Part 9 ppt
... Vakakis, 198 5; Vakakis, 198 5; Vakakis & Paipetis, 198 5; 198 6), although that generalization was still 198 Vibration Analysis and Control New Trends and Developments limited to a very particular ... of SPIE 3038 ,268-76 196 Vibration Analysis and Control New Trends and Developments Clark, P W; Aiken, I D; Kelly, J M; Higashino, M and Krumme, R C( 199 6) Experimental and analytical studies ... structural control Proc Passive damping (San Diego,CA 199 6) Cardone D, Dolce M, Bixio A and Nigro D 199 9 Experimental tests on SMA elements MANSIDE Project (Rome, 199 9) (Italian Department for...
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Vibration Analysis and Control New Trends and Developments Part 10 pot

Vibration Analysis and Control New Trends and Developments Part 10 pot
... al., 2 010) propose an approach based 226 10 Vibration Analysis and Control New Trends and Will-be-set-by-IN-TECH Developments on a multi-layer architecture In this method are three control ... = δωr and δq g = δω g Now, from the Newtons second law, the following relation holds ¨ Ir qr = Tr − Tsh (8) 222 Vibration Analysis and Control New Trends and Will-be-set-by-IN-TECH Developments ... Mechanical Systems and Signal Processing, Vol 25, No 3, ISSN: 0888-3270, 940-951 216 Vibration Analysis and Control New Trends and Developments Vakakis, A.F (1985) Dynamic Analysis of a Unidirectional...
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