通过分析研究津华线实际运行数据,并结合模拟计算过程可知,油品的黏度、环境温度、总传热系数,是输油管道水力、热力计算的关键参数,在设计过程中要尽量取得较为准确的黏温数据、沿线地温数据,并分析管道传热系数随管道沿线土壤、埋深等的变化,从而提高计算的准确性。 By analyzing the actual operation data of Jinhua line and combining with the simulation calculation process, the viscosity, the ambient temperature and the total heat transfer coefficient of the oil products are the key parameters in the hydraulic and thermal calculation of the oil pipeline and should be as accurate as possible in the design process Of the sticky temperature data, ground temperature along the data, and analysis of pipe heat transfer along the pipeline along the soil, depth and other changes, thereby enhancing the accuracy of the calculation.