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石油磺酸盐损耗实验数据的拟合

CURVE FITTING OF EXPERIMENTAL DATA OF PETROLEUM SULFONATE LOSSES
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摘要 本文提出了一个反映表活剂在等温条件下损耗特性的数学表达式。 The losses of sodium petroleum sulfonates in laboratory experiments reach their equilibrium value quickly and go through a maximum as the concentration of aqueous sulfonates solution is increased, thus the phenomena can not be described satisfactorily by a Langmuir type equation. In this paper a two-parameter equation in form of gamma funcfion is constructed as a result of linear regression analysis (l.r.a.) on computer of a series of experimental data published. It is obtained as.(?)=(?)^(vb)exp b(1-(?)~v), in which (?)=S/S_m and (?)=C/C_c, where S denotes the sulfonate loss at solution concentration C, S_m—the maximum loss observed generally at apparent micellat concentration C_c, v and b—two controllable parameters determined by try and error method in the l.r.a, process.
作者 刘慈群 杨玠
出处 《油田化学》 CAS CSCD 北大核心 1989年第4期354-356,共3页 Oilfield Chemistry
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