| abstract |
The utility model discloses a kind of devices using the positive propionic aldehyde of carbon dioxide production, using carbon dioxide as raw material, including raw material mixed cell, buffer cell, reaction member, waste heat recovery unit, quenching unit, compression unit, separative element, PSA unit and positive propionic aldehyde production unit, carbon dioxide preparation ethylene, carbon monoxide, hydrogen and using one of its product synthesis gas as the raw material supply of the positive propionic aldehyde production unit in downstream are utilized；Make fuel additional issue steam using exhaust gas caused by technique, both the energy requirements of the present apparatus had been met, steam resource is saved again, recycling for energy maximization is accomplished, pollutant discharge amount and concentration of emission are reduced, meets environmental requirement, subsequent technique provides raw material hydrogen for previous process, the conversion ratio of material is improved, avoids pollution air and energy waste；Solve come source problem of the downstream unit to ethylene, hydrogen and carbon monoxide raw material, the perfect product diversification of enterprise improves enterprise core competence. |