Question 616Steam Plants - Assistant Engineer70% to pass
Turbine casing flanges are sometimes provided with a system of joint grooving to _______________.
AI Explanation
The correct answer is C) inject sealing compound between the casing halves.
Turbine casing flanges are sometimes provided with a system of joint grooving to allow for the injection of a sealing compound between the casing halves. This helps create a tight seal and prevent leakage from the casing. The other options are incorrect because they do not directly address the purpose of the joint grooving feature. Option A describes a labyrinth seal, which is a different sealing mechanism. Option B refers to increasing contact pressure, which is not the primary function of the joint grooving. Option D is about ensuring alignment, which is a separate consideration from sealing.
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