| 摘要 |
In one embodiment, a turbine system may include a turbine casing, a shroud block coupled to the turbine casing, a fluid passage in the shroud block; and a pin configured to interface with the fluid passage. The pin may include a hollow shaft; a rod inserted into the hollow shaft; and a valve disposed on a distal end of the rod, wherein the valve is configured to open and close the fluid passage when the rod is actuated remotely through the hollow shaft.
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