Kinetic modeling method for light hydrocarbon and methanol coupling reaction

• Main Authors: SUN SHIYUAN, MENG FANDONG, WU LIXIAN, ZHANG RUIFENG, ZHANG YAXI, YAN HONGFEI, YANG XIN
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2020
• Subjects: CALCULATING; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS; COMPUTING; COUNTING; INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTEDFOR SPECIFIC APPLICATION FIELDS; PHYSICS

The invention discloses a kinetic modeling method for light hydrocarbon and methanol coupling reaction, and belongs to the technical field of petrochemical engineering. The method comprises the following steps: carrying out lumped division on light hydrocarbon according to a lumped kinetics principle; establishing a light hydrocarbon and methanol coupling reaction network; establishing a light hydrocarbon and methanol coupling reaction kinetic model according to the established reaction network; proposing an objective function, and solving kinetic model parameters by applying an optimization algorithm according to the test data, wherein the light hydrocarbon comprises saturated hydrocarbon, olefin and aromatic hydrocarbon. The method can accurately describe the coupling reaction mechanismof light hydrocarbon and methanol and accurately predict the distribution of coupling reaction products. 本发明公开了一种轻烃与甲醇耦合反应的动力学建模方法，属于石油化工技术领域。该方法包括以下步骤：按集总动力学原理，对轻烃进行集总划分；建立轻烃与甲醇耦合反应网络；根据建立的反应网络建立轻烃与甲醇耦合反应动力学模型；提出目标函数，依据试验数据，