Abstract
When pressure head is plotted against velocity for the passage of a waterhammer wave past a fixed point in a pipe, a straight line is always obtained. The slope of the line is ± λ since by Joukowski’s law (equation 3.8) h = ‒λΔυ.
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References
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Further Reading
Bergeron, L.: ‘Method graphique generale de calcul des propagations d’ondes planes,’ Mém. C. r. Trav. Soc. Ing. civ. Fr., (1937), 90, pp. 407–497.
Combes, G., and Zaoui, J.: ‘Analyse des erreurs introduites par l’utilisation pratique de la méthode des charactéristiques dans le calcul des coups de bélier,’ Houille Blanche, (1967), pp. 195–200.
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Marples, E. I. B.: ‘The significance of surge diagrams,’ Symp. Surges Pipelines, Proc. Instn mech. Engrs, (1966), 180, 3E, pp. 3–11.
Parmakian, J.: ‘Water-hammer design criteria,’ J. Pwr Div., Proc. Am. Soc. civ. Engrs, (1957), 83, pp. 1216–1 to 1216–8.
Streeter, V. L.: ‘Waterhammer analysis of pipelines,’ J. Hydraul Div., Proc. Am. Soc. civ. Engrs, (1964), 90, pp. 151–172.
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© 1969 John Pickford
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Pickford, J. (1969). Graphical Analysis. In: Analysis of Surge. Macmillan Civil Engineering Hydraulics. Palgrave, London. https://doi.org/10.1007/978-1-349-00160-6_6
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DOI: https://doi.org/10.1007/978-1-349-00160-6_6
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