Question 725Steam Plants - Assistant Engineer70% to pass
While making engine room rounds at sea, you observe excessive steam leaking from the forward gland on the high-pressure turbine. This may indicate that the _______________.
AI Explanation
The correct answer is C) the gland seal leak off line is obstructed.
Excessive steam leaking from the forward gland on the high-pressure turbine typically indicates that the gland seal leak off line is obstructed. This prevents proper drainage of the steam that leaks past the gland seals, causing a buildup of pressure and excessive steam leakage.
The other options are incorrect because:
A) The turbine operating at low speed would not directly cause excessive steam leakage from the gland.
B) Leaving the drains open would not cause the gland seal leak off line to become obstructed.
D) High main condenser vacuum is not the primary cause of excessive gland steam leakage in this scenario.
Related Questions
#723 While a vessel is underway, one of the FIRST indications of the failure of the gland leak off exhaust fan motor is _______________.#724 As shown in the illustration, live steam is supplied to the gland seal regulator via _______________. Illustration SE-0019 #726 During maneuvering, a vessel has just reached full ahead from a dead slow condition. Which of the following actions reflects the first operation of the gland seal regulator shown in the illustration? Illustration SE-0004 #727 As shown in the illustration, piston "F" in the gland seal regulator is moved upward by _. Illustration SE-0019 #728 Gland sealing steam is used during steam turbine operation to prevent the loss of _______________.