Packed Bed Reactor Concepts

The video tutorial covers two chemical reaction scenarios: a second order reaction in a two-phase batch reactor and a first-order reaction in an isothermal packed bed reactor. It explains the mass balance and rate of reaction for the batch reactor, focusing on the organic and water phases. The packed bed reactor section discusses conversion rates, pressure changes, and calculations for volumetric flow rate and velocity. The tutorial provides a comprehensive understanding of reaction dynamics and flow rate calculations in different reactor setups.

What is the role of the stirrer in the two-phase batch reactor?

• To reduce the pressure

• To separate the phases

• To disperse the organic phase droplets

• To increase the temperature

In the mass balance equation for the second-order reaction, what assumption is made about the volume?

• The volume increases significantly

• The volume decreases significantly

• The volume remains constant

• The volume is negligible

How is the total rate of formation of product B calculated?

• By adding the rate constant to the concentration

• By dividing the rate constant by the concentration

• By subtracting the volume from the concentration

• By multiplying the rate constant with the square of concentration and volume

What type of reaction is carried out in the isothermal packed bed reactor?

• Zero-order solid phase reaction

• First-order gas phase reaction

• Third-order aqueous phase reaction

• Second-order liquid phase reaction

What is the conversion percentage of reactant A at the outlet of the packed bed reactor?

• 25%

• 50%

• 75%

• 100%

What happens to the pressure in the packed bed reactor?

• It decreases from 10 bar to 5 bar

• It increases from 5 bar to 10 bar

• It fluctuates between 5 bar and 10 bar

• It remains constant at 10 bar

How is the outlet velocity related to the inlet velocity in the packed bed reactor?

• It is double the inlet velocity

• It is 1.5 times the inlet velocity

• It is equal to the inlet velocity

• It is half of the inlet velocity

What is the ratio of the outlet volumetric flow rate to the inlet volumetric flow rate?

• 1.0

• 1.5

• 2.0

• 0.5

What is the initial pressure in the packed bed reactor?

• 10 bar

• 20 bar

• 5 bar

• 15 bar

What is the final pressure in the packed bed reactor?

• 10 bar

• 5 bar

• 2.5 bar

• 7.5 bar