Taitel-Dukler两流体模型包含多个关联式,需要迭代求解,易出现重根.提出的显式方程简化了模型的求解过程.以往的研究表明利用Taitel-Duklcr模型预测持液率在光滑分层流出现低估,而在波状分层流,段塞流和环状流出现高估.基于Andritsos的实验数据,提山经过修正的持液率经验公式,改进了预测气液两相流持液率的方法.将改进的方法和以往理论模型得到的计算结果分别和实验数据进行对比,使用权重性能因子作为评价标准,结果表明该方法预测的持液率和实验数据比较吻合.
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