1. A system for enhancing operation of a chemical plant, the system comprising: a furnace comprising one or more tubes inside the furnace; one or more thermocouples affixed to the one or more tubes inside the furnace; a fractionation column; a reboiler associated with the fractionation column; a receiver associated with the fractionation column; a feed exchanger associated with the fractionation column; an interface platform comprising: one or more processors of the interface platform; a communication interface of the interface platform and in communication with the one or more thermocouples affixed to the one or more tubes inside the furnace; and non-transitory computer-readable memory storing executable instructions that, when executed by the one or more processors of the interface platform, cause the interface platform to: receive, from the one or more thermocouples, measured surface temperature data for the one or more tubes inside the furnace; and provide the measured surface temperature data to a database configured to store the measured surface temperature data; an optimization platform comprising: one or more processors of the optimization platform; a communication interface of the optimization platform and in communication with the interface platform; and non-transitory computer-readable memory storing executable instructions that, when executed by the one or more processors of the optimization platform, cause the optimization platform to: receive, via the interface platform, the measured surface temperature data; analyze the measured surface temperature data for completeness by identifying gaps in the measured surface temperature data based on a measurement interval; correct the measured surface temperature data for overall mass balance closure; generate reconciled surface temperature data; use the measured surface temperature data to determine whether an upset occurred; determine a model fitting parameter for a process model for the chemical plant based on the reconciled surface temperature data; adjust a cut point of the chemical plant or a tray efficiency of the chemical plant to minimize differences between measured performance of the chemical plant and predicted performance of the chemical plant; optimize the process model using the model fitting parameter for the process model for the chemical plant; determine a maximum capacity of the furnace based on the measured surface temperature data for the one or more tubes inside the furnace; and use a design of a device of the chemical plant to calculate a fraction of an available capacity of the device of the chemical plant that is currently being used; an analysis platform comprising: one or more processors of the analysis platform; a communication interface of the analysis platform and in communication with the interface platform; and non-transitory computer-readable memory storing executable instructions that, when executed by the one or more processors of the analysis platform, cause the analysis platform to: receive historical performance data for the chemical plant; establish relationships between operational parameters related to a process of the chemical plant; analyze the historical performance data for the chemical plant as trends over time to identify key indicators of process problems for the process of the chemical plant; determine target operational parameters of a final product of the chemical plant based on the historical performance data for the chemical plant; and predict a limit of the process of the chemical plant based on the target operational parameters of the final product of the chemical plant; and an interaction platform comprising: one or more processors of the interaction platform; a communication interface of the interaction platform and in communication with the interface platform; and non-transitory computer-readable memory storing executable instructions that, when executed by the one or more processors of the interaction platform, cause the interaction platform to: generate, for interactive display to a plant operator of the chemical plant, one or more detail screens relating the reconciled surface temperature data to operational performance of the one or more tubes inside the furnace; send a report showing actual performance of the chemical plant compared to predicted performance of the chemical plant; provide, to the plant operator of the chemical plant, alternatives for improving or modifying future operations of the chemical plant, the alternatives comprising operational changes and revamp modifications to generate improved performance of the chemical plant; and recommend, to the plant operator of the chemical plant, the target operational parameters of the final product of the chemical plant.