石油学报 ›› 1996, Vol. 17 ›› Issue (1): 103-107.DOI: 10.7623/syxb199601014

• 油田开发 • 上一篇    下一篇

多层曲线拟合的建模方法及其应用

刘铁男, 陈广义, 周毅平   

  1. 大庆石油学院
  • 收稿日期:1994-06-24 修回日期:1995-01-09 出版日期:1996-01-25 发布日期:2010-11-23
  • 作者简介:刘铁男,1970年毕业于北京邮电学院。现任大庆石油学院自控系副教授。通讯处:黑龙江省安达市。邮政编码:151400。

A MODELING METHOD OF THE MULTIPLE STAGE CURVE FITTING AND ITS APPLICATIONS

Liu Tienan, Chen Guangyi, Zhou Yiping   

  1. Daqing Petroleum Institute
  • Received:1994-06-24 Revised:1995-01-09 Online:1996-01-25 Published:2010-11-23

摘要: 本文提出模型参数估计的多步广义梯度法和建模的多层曲线拟合方法,在油田注水系统建模项目中得到成功的应用,所建模型均有很高的精度.

关键词: 多层, 曲线拟合, 多步法, 梯度算法, 模型

Abstract: In this paper,a multi-step generalized gradient method estimating model parameters and a multiple stage curve fitting method building models are put forward.They are successfully applied to modeling of an oil field flood pattern.These models are with very high precision.

Key words: multilayer, curve fitting, multi-step method, gradient algorithm, model