Back to results
US 7,867,309 B2Granted
Steam-water separator
AssigneeMitsubishi Heavy Industries, Ltd.
InventorsTadahiko Suzuta, Yoshiyuki Kondo, Toshiyuki Mizutani, Kengo Shimamura, Naoaki Hirota, Yosuke Katsura
Life of this patent
Estimating the term…
Abstract
In a steam-water separator, horizontal slits are formed on the outer side of the curving direction of the curved part and at a location between the curved part of the riser and the swirl vane.
Claims9
A steam-water separator comprising a steam-water riser pipe which includes a curved part at a lower part and through which a two-phase flow of water and steam goes up;
- a swirl vane provided inside the steam-water riser pipe;
- a downcomer barrel provided surrounding the steam-water riser pipe to form an annular downcomer space;
- a deck plate that is arranged opposite upper ends of the steam-water riser pipe and the downcomer barrel with a predetermined space therefrom and that includes an orifice arranged above the steam-water riser pipe;
- and a liquid film adjusting unit that adjusts a thickness of a liquid film formed on an inner face of the steam-water riser pipe.
1 more element
A steam-water separator comprising a steam-water riser pipe which includes a curved part at a lower part and through which a two-phase flow of water and steam goes up;
- a swirl vane provided inside the steam-water riser pipe;
- a downcomer barrel provided surrounding the steam-water riser pipe to form an annular downcomer space;
- and a deck plate that is arranged opposite the upper ends of the steam-water riser pipe and the downcomer barrel with a predetermined space therefrom and that includes an orifice above the steam-water riser pipe, wherein the orifice is arranged at a position decentered relative to the steam-water riser pipe toward an inner side of a curving direction of the curved part.
Dependencies are inferred from the claim text.