| 摘要 |
<p>A valve for use in a gas turbine comprises at least one valve body (12), at least first, second and third fluid delivery pipes (14,16,18) positioned on the valve body (12), at least one outlet pipe (20) positioned on the valve body (12) and a rotatable spherical shutter (22) inside the valve body (12) and comprising first and second distribution channels (26, 28) formed within the shutter (22) so as to allow the outlet pipe (20) to be selectively connected to one of the delivery pipes (14, 16, 18) during rotation of the shutter (22).</p> |
