By conformal transformation and cassette integration，this model can be used to do a series of numerical calculations，and analyze the cooling and solidifying law of the oil upon shutdown.
By conformal transformation and cassette integration，this model can be used to do a series of numerical calculations，and analyze the cooling and solidifying law of the oil upon shutdown.
该模型综合考虑了有关物性参数随温度的变化以及在冷却过程中油品的凝固问题。