Device for dynamically analyzing and detecting gaseous product

The invention provides a device for analyzing and detecting a reaction gaseous product, comprising a reaction unit, a separation unit, a detector, and the like, wherein the reaction unit is a high pressure reaction kettle, the lid of which is provided with a pressure gauge, an air inlet and an air outlet; one end of the air inlet is connected to the gas source through a pipeline and a regulating valve, and the other end is connected into the high pressure reaction kettle; one end of the air outlet is connected into the high pressure reaction kettle, and the other end is connected to the separation unit through the pipeline, the regulating valve and a gas flow meter; finally the gas of the reaction unit is analyzed by the detector, and an electric heater is provided around the kettle chamber to provide required temperature for the reaction kettle. The invention can be used for inspecting the gaseous catalytic reaction efficiency or detecting the gaseous product generated during some reaction processes by chang