目的研究时变环境下平流反应器模型,探求该模型的简易系统。方法运用上下解方法,比较原理和最大值原理进行推导。结果给出了简易系统存在的充分条件。结论具有S,u,v三变量的系统在适当条件下可以简化为只有u,v两个物种的周期抛物系统。
Aim The flow reactor model in time varying environment is investigated for a simple system. Methods The super-and-sub solutions, comparison principle and maximum principle are used. Results The sufficient conditions for simple system are giver.Conclusion The simple periodic-parabolic system only about u,v was obtained under suitability condition.