In a twin-tower desiccant type air dryer...

Question 1 / 205eccef9bbacbc34ba4d455d1

Question 1 of 205eccef9bbacbc34ba4d455d1

In a twin-tower desiccant type air dryer using silica gel as an adsorbing agent, what is the procedure for rejuvenating the tower presently on service when the desiccant becomes saturated with moisture?

Back

Question 1 of 20

5eccef9bbacbc34ba4d455d1

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

• Adsorption vs absorption in air dryers and what happens when desiccant (silica gel) is saturated • How twin-tower desiccant dryers alternate between an "on-service" (drying) tower and an "off-service" (regenerating) tower • Typical regeneration methods for silica gel desiccant: use of heat and/or purge air rather than cooling

💭 Think About

• Think about whether you want to keep moist air flowing through the same tower while you are trying to dry (rejuvenate) its silica gel, or whether you should first switch towers. • Consider what heat does to saturated silica gel and whether it is normally applied to the tower that is handling the main air stream or to the tower that has been taken out of service. • Ask yourself if refrigeration would drive off moisture from silica gel or if a different temperature change is usually used to regenerate desiccant.

✅ Before You Answer

• Verify whether desiccant regeneration typically happens while the tower is in service or out of service for the main air flow. • Check whether silica gel gives up its absorbed/adsorbed water more effectively when heated or when cooled. • Confirm that in a twin-tower system, the normal sequence is to shift towers first, then apply the regeneration method to the one that was just taken offline.

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed

Question 1 of 20

The tower on service is refrigerated and it remains on service while cooling.

The towers are shifted, and heat is applied to the off-going tower.

Heat is applied to the tower on service and it remains on service while heating.

The towers are shifted, and the off-going tower is refrigerated.

Loading interactive features...

Question 1 / 205eccef9bbacbc34ba4d455d1

Question 1 of 205eccef9bbacbc34ba4d455d1

Back

Question 1 of 20

5eccef9bbacbc34ba4d455d1

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed