Abstract
It was experimentally discovered that when the dimensions and the asymmetry of macromolecules are increased, their hydrodynamic effectiveness and stability improve.
Similar content being viewed by others
Literature cited
J. H. Hand and M. C. Williams, “Effect of secondary polymer structure on the dragreducing phenomenon,” J. Appl. Polym. Sci.,13, No. 11, 2499–2503 (1969).
C. A. Parker and A. H. Hegley, “Drag reduction and molecular structure,” Nature Physical Sci.,236, No. 65, 61–62 (1972).
C. Balakrishnan and R. J. Gordon, “Influence of molecular conformation and intermolecular interactions on turbulent drag reduction,” J. Appl. Polym. Sci.,19, No. 3, 909–913 (1975).
D. White and R. J. Gordon, “The influence of polymer conformation on turbulent drag reduction,” AIChE J.,21, No. 5, 1027–1029 (1975).
P. S. Virk, “Drag reduction by collapsed and extended polyelectrolytes,” Nature,253, No. 5487, 109–110 (1975).
I. L. Povkh, A. B. Stupin, S. N. Maksyutenko, and A. P. Simonenko, “The effect of the pH value on reducing the resistance of weak polymer solutions,” in: Bionics: Republic Interdepartmental Collection, No. 9, Naukova Dumka, Kiev (1975), pp. 74–78.
B. P. Makogon, M. M. Pavelko, A. I. Toryanik, et al., “Turbulent flow of aqueous solutions of polyacrylamides with different degree of hydrolysis,” in: Abstracts of Papers of the 3rd All-Union Conference on the Mechanics of Anomalous Systems, AzINEFTEKhIM im. M. Azizbekova, Baku (1982), p. 66.
B. P. Makogon, I. L. Povkh, A. I. Toryanik, and S. I. Klenin, “The effect of the pH of the medium on the hydrodynamic effectiveness and stability of partially hydrolyzed polyacrylamide,” in: 2nd Conference on Water-Soluble Polymers and Their Application: Abstracts of Papers, Rotaprint Irkutskogo TsNTI, Irkutsk (1982), p. 126.
E. Y. Kwack, J. P. Hartnett, and Y. I. Cho, “Chemical effects in the flow of dilute polymer solutions,” Lett. Heat and Mass Transfer,7, No. 1–6 (1980).
E. Y. Kwack, Y. I. Cho, and J. P. Hartnett, “Solvent effects on drag reduction of Polyox solutions in square and capillary tube flows, “J. Non-Newtonian Fluid Mech.,9, No. 1, 79–90 (1981).
R. Ting and O.-K. Kim, “Drag-reduction properties of ultrahigh-molecular-weight polyacrylamide and related polymers,” in: Water-Soluble Polymers, Plenum Press, New YorkLondon (1973), pp. 151–159.
E. N. Bykova S. I. Klenin, V. I. Kurlyankina, et al., “Investigation of the molecular parameters of polyacrylamide in aqueous and water-salt solutions,” in: 2nd Conference on Water-Soluble Polymers and Their Application: Abstracts of Papers, Rotaprint Irkutskogo TsNTI, Irkutsk (1982), p. 62.
B. P. Makogon, M. M. Pavelko, I. L. Povkh, and A. M. Toryanik, “The effect of the temperature on the hydrodynamic effectiveness and stability of polyethylene oxide and of polyacrylamide,” Inzh.-Fiz. Zh.,47, No. 4, 558–565 (1984).
Ch. Tanford, The Physical Chemistry of Polymers [Russian translation], Khimiya, Moscow (1965).
V. N. Tsvetkov, V. E. Éskin, and S. Ya. Frenkel', The Structure of Macromolecules in Solutions [in Russian], Nauka, Moscow (1964).
V. Yu. Baranovskii, L. A. Kazarin, A. A. Litmanovich, et al., “Complex of polymetacrylic acid with polyacrylamide,” Vysokomolekulyarnye Soed.,24A, No. 7, 1480–1483 (1982).
B. P. Makogon and V. I. Smetankina, Study of the Phase Stratification in Aqueous Solution of Hydrolyzed Polyacrylamide [in Russian], Kiev (1985). Deposited at UkrNIINTI, February 5 1985, No. 222 UK 85 Dep.
D. L. Hunston and J. L. Zakin, “Flow-assisted degradation in dilute polysterene solutions,” Polym. Eng. Sci.,20, No. 7, 515–523 (1980).
Author information
Authors and Affiliations
Additional information
Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 51, No. 1, pp. 47–52, July, 1986.
Rights and permissions
About this article
Cite this article
Makogon, B.P., Pavelko, M.M., Bondarenko, T.A. et al. The effect of the conformation of macromolecules on the hydrodynamic effectiveness of polyacrylamide. Journal of Engineering Physics 51, 785–789 (1986). https://doi.org/10.1007/BF00871359
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00871359