Question

A space time of 10 minutes means __________

(a) 10 reactor volumes of feed is fed into the reactor per minute

(b) Feed is fed at 10 mins interval

(c) Takes 10 mins to treat one reactor volume of feed

(d) Reaction time is 10 hrs

This question was posed to me in class test.

Enquiry is from Design Equations for Flow Reactors in section Ideal Reactors for a Single Reaction, Conversion and Reactor Sizing of Chemical Reaction Engineering

Answer 1

The correct option is (c) Takes 10 mins to treat one reactor volume of feed

To elaborate: Time required to process one reactor volume of feed is called Space time.