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Модел на идеално разбъркващ се реактор с непрекъснато подаване (CSTR)×PFR модел×Реакционна дестилация×
ОбластПриложна физикаПриложна физикаПриложна физика
СемействоProcess / pipelineProcess / pipelineProcess / pipeline
Година на възникване196219621995
СъздателOctave LevenspielOctave LevenspielKlaus Sundmacher
ТипMathematical model for continuous flow reactorMathematical model for plug-flow reactorIntegrated reaction-separation process model
Основополагащ източникLevenspiel, O. (1999). Chemical Reaction Engineering (3rd ed.). John Wiley & Sons. ISBN: 978-0-471-25424-9Levenspiel, O. (1999). Chemical Reaction Engineering (3rd ed.). John Wiley & Sons. ISBN: 978-0-471-25424-9Sundmacher, K., & Kienle, A. (2003). Reactive Distillation: Status and Future Directions. Wiley-VCH. ISBN: 978-3-527-30623-9
Други названияideal mixed reactor, back-mix reactor, CSTRideal tubular reactor, plug-flow model, PFRintegrated distillation-reaction, reactive column, reaction with separation
Свързани334
РезюмеThe CSTR (Continuous Stirred-Tank Reactor) model describes the behavior of an ideal mixed reactor where fresh feed is continuously added, products are withdrawn, and contents are kept uniform by vigorous stirring. This fundamental model, formalized by Octave Levenspiel in the 1960s, is widely used to design and scale batch and continuous processes. Despite its simplicity, it captures essential dynamics of industrial reactors and is the baseline for process control and optimization.The PFR (Plug Flow Reactor) model describes the behavior of a tubular reactor in which fluid elements move through as distinct plugs with no axial mixing. Fluid at the inlet is freshly unreacted; as it travels downstream, reactions progress. This idealized model, formalized by Octave Levenspiel alongside CSTR theory, is the opposite extreme: while CSTRs are fully mixed, PFRs have no axial mixing. In practice, PFRs achieve higher conversion than CSTRs for the same residence time and are widely used in the chemical and petroleum industries.Reactive distillation couples reaction and separation in a single column, where reactants are separated from products continuously while simultaneously undergoing reaction on catalytic trays. Pioneered in the 1990s by Klaus Sundmacher and others, this process intensification technique dramatically reduces capital cost, energy consumption, and environmental impact for suitable reactions. It is now industrially proven for esterification, hydration, and transesterification processes.
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ScholarGateСравнение на методи: CSTR Model · PFR Model · Reactive Distillation. Извлечено на 2026-06-19 от https://scholargate.app/bg/compare