Question 677Steam Plants - Assistant Engineer70% to pass
Tenon peening is a technique employed by turbine manufacturers to _______________.
AI Explanation
The correct answer is C) secure shroud bands to turbine blading.
Tenon peening is a technique used to secure shroud bands to the turbine blading. Shroud bands are important components that help stabilize the turbine blades and prevent them from vibrating excessively. By peening or deforming the tenon (a protruding part) on the shroud band, it becomes tightly fastened to the turbine blades, ensuring secure attachment.
The other answer choices are incorrect because they do not accurately describe the purpose of tenon peening. Option A is incorrect as it does not involve securing the turbine blading to the rotor. Option B is incorrect as tenon peening is not a technique used for balancing the turbine rotor assembly. Option D is incorrect as tenon peening is not used to minimize turbine rotor axial thrust.
Related Questions
#675 In an impulse turbine, the fixed blades function to _______________.#676 The purpose of shroud bands secured to the tips of the turbine blades is to _______________.#678 Which of the steam losses listed would be associated with a multi-stage impulse turbine rather than a multi-stage reaction turbine? #679 Shrouding on impulse turbine blading is held in place by _______________.#680 While a vessel is underway the low-pressure turbine high-speed pinion is damaged. The pinion is then removed from the gear train. Under these circumstances, the main unit is capable of which speed and direction?