If the capacity of a centrifugal pump...

Question 1 / 205eccef9bbacbc34ba4d454c5

Question 1 of 205eccef9bbacbc34ba4d454c5

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the __________.

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Question 1 of 20

5eccef9bbacbc34ba4d454c5

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the __________.

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🔍 Key Concepts

• Centrifugal pump internal clearances and how they affect efficiency over time • The function of packing glands, mechanical seals, lantern rings, and wearing rings in a centrifugal pump • Difference between a gradual capacity loss over a long period vs. a sudden loss or leakage problem

💭 Think About

• Which component’s wear would slowly increase internal leakage (recirculation) inside the pump instead of causing obvious external leakage? • Which parts are mainly for sealing around the shaft vs. those that control clearances between rotating and stationary parts? • If the pump still turns normally, with no major leakage at the shaft, which internal part’s wear would most likely reduce the pump’s discharge flow over many months or years?

✅ Before You Answer

• Identify which component directly affects internal clearance between impeller and casing. • Confirm which parts (packing gland, mechanical seal, lantern ring) are primarily related to shaft sealing and stuffing box. • Think about which part the manufacturer usually specifies as a renewable wear part to restore pump efficiency when capacity drops gradually.

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Question 1 of 20

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the __________.

packing gland

mechanical seals

lantern rings

wearing rings

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Question 1 / 205eccef9bbacbc34ba4d454c5

Question 1 of 205eccef9bbacbc34ba4d454c5

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the __________.

Back

Question 1 of 20

5eccef9bbacbc34ba4d454c5

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the __________.

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