用过量动力学模型描述了甘油生物转化的连续培养和间歇培养过程 ,讨论了系统中出现多稳态现象的条件和原因 ,并用实验证实了多稳态的存在 .提出了反应器中底物浓度变化速率的概念 ,并用这一概念描述了毒性产物乙醇的形成 The over-kinetic model was used to describe the continuous culture and intermittent culture process of glycerol biotransformation. The conditions and causes of the multi-steady state phenomenon in the system were discussed and the existence of multi-steady state was confirmed by experiments. The concentration of substrate in the reactor The concept of rate of change, and use this concept to describe the formation of ethanol, a toxic product