When placing a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet- tube heavy fuel oil service heater into service, to prevent water hammer what statement represents the correct operating procedure?
A
Crack open the condensate drains first. Gradually introduce the steam, then close the condensate drains when no longer draining condensate and issuing dry steam. Finally, introduce the heavy fuel oil.
B
Introduce the heavy fuel oil first, then crack open the condensate drains. Gradually introduce the steam, then close the condensate drains when no longer issuing dry steam and draining condensate.
C
Crack open the condensate drains first. Gradually introduce the steam, then close the condensate drains when no longer issuing dry steam and draining condensate. Finally, introduce the heavy fuel oil.
Question 1 / 205eccef9bbacbc34ba4d4562a
Question 1 of 205eccef9bbacbc34ba4d4562a
When placing a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet- tube heavy fuel oil service heater into service, to prevent water hammer what statement represents the correct operating procedure?
When placing a shell-and-tube heat exchanger with a removable tube bundle such as a bayonet- tube heavy fuel oil service heater into service, to prevent water hammer what statement represents the correct operating procedure?
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D
Introduce the heavy fuel oil first, then crack open the condensate drains. Gradually introduce the steam, then close the condensate drains when no longer draining condensate and issuing dry steam.