Harris'''''''' Shock and Vibration Handbook Part 7 ppt

... vanes and blades in pumps and fans, number of motor poles, and number of stator slots and rotor bars. ● Vibratory forces such as misalignment, mass unbalance, and reciprocating masses. ● Vibration ... cable and wiring (including shielding and grounding), (6) selecting techniques for the field calibration of the overall measurement system, (7) collecting and logging the data...

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... computer technologies, new methods of shock and vibration control, new instrumentation, and new materials and techniques used in controlling shock and vibration. Many new standards and test codes have also ... discusses methods of controlling shock and vibration, and the design of equipment for shock and vibration environments. A final chapter presents the effect...

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... of Vibration and Acoustics, 1 17( B):1 17 161, 1995. 5. Choi, Y. S., and S. T. Noah: “Forced Periodic Vibration of Unsymmetric Piecewise-Linear Systems,” J. of Sound and Vibration, 121(3):1 17 126, ... 1, pp. 292–293. 17. Sapetta, L. P., and R. J. Harker: “Whirl of Power Screws Excited by Boundary Lubrication at the Interface,” ASME Paper 67- Vibr- 37, March 19 67. SELF-EXCITED...

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... Soc.Amer., 66(3) :77 6 (1 977 ). 13. Brown, D. L., G. Carbon, and R. D. Zimmerman: “Survey of Excitation Techniques Applic- able to the Testing of Automotive Structures,” SAE Paper No. 77 0029, 1 977 . 14. Halvorsen,W. ... (1982). 18. Vold, H., and T. Rocklin: Proc. Intern. Modal Analysis Conf., 1982, p. 542. 19. Ibrahim, S. R., and E. C. Mikulcik: Shock and Vibration Bull., 47(...

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... 6 17, Fifth ed. 1988, Washington, D.C. 12. Eshleman, R. L.: “Torsional Vibrations in Machine Systems,” Vibrations, 3(2):3 (19 87) . 13. Lewis, F. M.: Trans. ASME, 78 :APM 377 (1955). TORSIONAL VIBRATION ... in the pins and their bushings changes the properties of the damper, thus requiring replacement of these parts at intervals. REFERENCES 1. Nestorides, E. J.:“A Handbook of Torsional...

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... value, and increases continuously at a slow rate. The amplitude of the vibration p ᎏ m NONLINEAR VIBRATION 4 .7 FIGURE 4.10 Period of free vibration of a simple pendulum according to Eq. (4.3) and showing ... 4.40 in., ρ y = 5.10 in., and ρ z = 4.60 in. Natural frequencies calculated from Eqs. (3. 37) and (3.40) are f z = 30.0 Hz; f xβ = 43 .7 Hz, 15.0 Hz; and f yα = 43.2 H...

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... κl in Eq. (7. 17) . For the first mode: cosh 1. 875 = 3.3 371 0 sinh 1. 875 = 3.18 373 cos 1. 875 =−0.29953 sin 1. 875 = 0.95409 Therefore, D/B =−0 .73 410. The equation for the first mode of vibration becomes y ... κG ∂ 4 y ᎏ ∂x 2 ∂t 2 E ᎏ κG ∂ 2 y ᎏ ∂t 2 ∂ 4 y ᎏ ∂x 4 EI g ᎏ γS 3.530 ᎏ l 2 EI g ᎏ γSl 4 162 ᎏ 13 ω n 2 γSla 2 ᎏ g 52 ᎏ 405 ω n 2 γS ᎏ 2g EIa 2 ᎏ l 3 8 ᎏ 5 d 2 Y ᎏ dx 2 EI ᎏ 2...

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... measurement of shock and vibration. It deals with the measurement of parame- ters which characterize the total (broad-band) signal. Considerable reference is made to Chaps. 22 and 23, which give ... replace the rectifier. VIBRATION METERS Vibration meters are instruments which receive a signal from a vibration transducer and process it so as to give an indication of relevant v...

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... shock and vibration. ISO TC 108/SC 2 (Measurement and Evaluation of Mechanical Vibration and Shock as Applied to Machines, Vehicles, and Structures) is involved with the vibration of ships, and ... (201):21, 1 975 . 16. Payne, B. F.: Shock and Vibration Bull., 36, pt. 6 (19 67) . 17. Robinson, D. C., M. R. Serbyn, and B. F. Payne: Natl. Bur. Std. (U.S.) Tech. Note...

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... Harris and C. E. Crede (eds.), Shock and Vibration Handbook, ” 1st ed., vol. III, chap. 50, McGraw- Hill Book Company, Inc., New York, 1961. 7. Richart, F. E., Jr., J. R. Hall, Jr., and R. D. ... Report 93-509, 1993. 20. Harris, C. M.: Shock and Vibration Handbook, ” 3d ed., McGraw-Hill Book Company, Inc., New York, 1988. [See also 1st (1961) and 2d (1 976 ) eds.] 21. Stev...

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