| 摘要 |
<p>The invention relates to a quick closing device in a cold reheat line connecting a high pressure turbine to a Reheater, the device comprising: a body (001) which encompasses a steam supply circuit in the turbine; the body (001) having an inlet aligned to an inlet piping from the turbine, and an outlet uniaxial to the inlet pipe; a bonnet (02) connected to the body (01) either by one of gasket bolting and pressure seal bolting; a Seat ring made of hard material in cast form, firmly held onto the body (01); and a disc (03) made from forging and, having a convex profile to allow tight seating of the disc with the seat ring.</p> |
