Chevron vane and moisture separator including same
AssigneeDoosan Enerbility Co., Ltd.
InventorGyeong Mo Nam
Life of this patent
Estimating the term…
Abstract
Provided are a chevron vane that traps and removes droplets contained in steam and a moisture separator including the same. The chevron vane for trapping and removing droplets contained in steam includes a main frame group including multiple main frames arranged in a flow direction of steam and pivotably connected to each other, and a collection vane group mounted on the main frame group and including multiple collection vanes for trapping droplets contained in the steam.
Claims16
A chevron vane for trapping and removing droplets contained in steam, the chevron vane comprising:
- a main frame group comprising multiple main frames arranged in a flow direction of steam and pivotably connected to each other, wherein the main frame group further comprises multiple hinge members, each hinge member connecting adjacent main frames;
- a collection vane group mounted on one side of the main frame group and comprising multiple collection vanes for trapping droplets contained in the steam;
- and
- an auxiliary vane group comprising multiple auxiliary vanes installed on and in contact with an opposite side of the main frame group such that the main frame group being disposed between the collection vane group and the auxiliary vane group, the auxiliary vane group functioning to trap droplets contained in the steam passing by,
- wherein one collection vane is located on one side of each hinge member and one auxiliary vane is located on the other side of the same hinge member.
A moisture separator through which steam passes to enter a turbine of a nuclear power plant, the moisture separator comprising:
- a shell including an input port for steam;
- a chevron vane installed in the shell, configured to pass the steam introduced through the input port, and configured to trap and remove droplets contained in the introduced steam;
- and
- a reheater installed behind the chevron vane and configured to heat the steam passing through the chevron vane,
- wherein the chevron vane comprises:
- a main frame group including multiple main frames arranged in a flow direction of the steam and pivotably connected to each other, wherein the main frame group further comprises multiple hinge members, each hinge member connecting adjacent main frames;
- a collection vane group mounted on one side of the main frame group and including multiple collection vanes for trapping droplets contained in the steam;
- and
- an auxiliary vane group comprising multiple auxiliary vanes installed on and in contact with an opposite side of the main frame group such that the main frame group being disposed between the collection vane group and the auxiliary vane group, the auxiliary vane group functioning to trap droplets contained in the steam passing by,
- wherein one collection vane is located on one side of each hinge member and one auxiliary vane is located on the other side of the same hinge member.
Dependencies are inferred from the claim text.