1.-15. (canceled)
16. A component having a film cooling hole, comprising:
a component substrate; and
a layer arranged on the substrate where the film cooling hole comprises a diffuser in an outer region and a hot gas flows over the film cooling hole in an overflow direction, the film cooling hole comprising a lower part, and the diffuser adjoins the lower part as part of the film cooling hole and
wherein,
the diffuser is substantially arranged in the layer,
the overall coating thickness is 60% of the overall length of the diffuser as measured along a normal to the outer surface of the layer,
the diffuser widens in the plane of the outer surface of the layer in the overflow direction at an angle to the overflow direction transversely to the overflow direction,
the outlet opening of the film cooling hole comprises a leading edge and a trailing edge in the overflow direction and
the diffuser widens in the plane of the outlet opening starting from the leading edge, so that the diffuser is shaped trapezoidally in the plane of the outer surface.
17. The component as claimed in claim 16, wherein the coating thickness is 90% of the overall length of the diffuser.
18. The component as claimed in claim 16, wherein the coating thickness is equal to the overall length of the diffuser.
19. The component as claimed in claim 18, wherein the substrate comprises an outer surface, and the film cooling hole extends between an angle of 30\xb0-45\xb0 to the outer surface in the layer.
20. The component as claimed in claim 16, wherein
a medium flows through the film cooling hole in an outflow direction,
the film cooling hole comprises a lower part,
the diffuser adjoins the lower part as part of the film cooling hole and in the outflow direction has a cross section widening perpendicular to the outflow direction,
the cross section of the diffuser widening in particular only in the overflow direction.
21. The component as claimed in claim 16, wherein
in that a medium flows through the film cooling hole in an outflow direction,
in that the film cooling hole comprises a lower part,
in that the diffuser adjoins the lower part as part of the film cooling hole,
in that a contour line along the contour of the lower part extends parallel to the outflow direction,
a diffuser line extends on the inner side of the diffuser, which is a projection of the overflow direction onto the inner face of an appendage of the diffuser, and
the diffuser line makes an angle of 10\xb0 with the contour line.
22. The component as claimed in claim 16, wherein
a hot gas flows over the film cooling hole in an overflow direction,
a medium flows through the film cooling hole in an outflow direction,
the film cooling hole comprises a lower part,
the diffuser adjoins the lower part as part of the film cooling hole and in the outflow direction has a cross section widening perpendicular to the outflow direction,
the area of the diffuser as seen in the overflow direction at the level of the surface is arranged substantially behind the film cooling hole.
23. The component as claimed in claim 16, wherein
the diffuser consists of a continuation of the contour of the lower part and an appendage, and
only the appendage of the diffuser widens toward the outer surface so that it is shaped trapezoidally in the outer surface.
24. The component as claimed in claim 1, wherein an angle between the overflow direction and a lateral delimiting line of the appendage of the diffuser in the plane of the surface is 10\xb0.
25. The component as claimed in claim 20, wherein
the diffuser has a longitudinal length in the plane of the outer surface in the overflow direction equal to 3 mm, and
the broadest transverse length perpendicularly to the longitudinal length is at most 10 mm.
26. The component as claimed in claim 16, wherein an outer layer is applied on an intermediately lying layer.
27. The component as claimed in claim 25, wherein
the intermediately lying layer consists of an MCrAlX type alloy, and
the outer layer constitutes a ceramic thermal insulation layer.
28. The component as claimed in claim 16, wherein the component is a steam or gas turbine component.
29. The component as claimed in claim 28, wherein the steam or gas turbine component is a turbine blade or a heat shield element.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method comprising:
detecting the position and orientation of a user viewpoint with respect to an auto-stereoscopic display based on a processing of information pertaining to the user viewpoint;
determining a surface viewable from the user viewpoint of at least one three dimensional object;
generating a left and right eye image for display on the auto-stereoscopic display dependent on the surface viewable from the user viewpoint;
determining a projection surface viewable from the user viewpoint of at least one three dimensional object on a second display;
detecting the position of an object relative to dimensions of the projection surface via a touch input interface; and
generating a projection image for display on the second display dependent on the projection surface viewable from the user viewpoint;
wherein determining a surface viewable from the user viewpoint of at least one three dimensional object comprises determining a model of the at least one three dimensional object, determining the distance and orientation from the at least one three dimensional object model to the user viewpoint, and generating a surface of the at least one three dimensional object dependent on the model of the at least one three dimensional object and the distance and orientation from the at least one three dimensional object model to the user viewpoint;
wherein the projection surface comprises at least one of a partial shadow of the at least one three dimensional object, a total shadow of the at least one three dimensional object, and a reflection of the at least one three dimensional object; and
wherein the shadow or reflection rendered on the projection surface changes as an eye level indicative of the user viewpoint changes.
2. The method as claimed in claim 1, further comprising:
detecting an inter-pupil distance of a user; and
controlling a parallax barrier dependent on at least one of:
the position of the user viewpoint;
the orientation of the user viewpoint; and
the inter-pupil distance of the user.
3. The method as claimed in claim 1, further comprising determining the projection surface viewable from the user viewpoint dependent on at least one of:
at least one three dimensional object lighting angle and position;
a second display surface model; and
at least one three dimensional object surface model.
4. The method as claimed in claim 1, wherein detecting the position and orientation of a user viewpoint comprises:
capturing at least one image of the user;
determining the position and orientation of the user eyes with respect to the auto-stereoscopic display.
5. The method as claimed in claim 4, wherein capturing at least one image of the user comprises capturing at least one image of the user from each of at least two cameras, and detecting the position and orientation comprises comparing the difference between the at least one image of the user from each of the at least two cameras.
6. The method as claimed in claim 1, further comprising:
detecting an object position with respect to either the auto-stereoscopic display andor a second display; and
determining an interaction by the detected object, and wherein detecting an object position comprises at least one of:
detecting an capacitance value in a capacitance sensor of the object; and
detecting a visual image of the object, and
wherein determining an interaction by the detected object comprises determining an intersection between the detected image and a displayed image.
7. The method as claimed in claimed in claim 6, wherein the displayed image comprises the virtual image of the at least one three dimensional object.
8. The method as claimed in claim 6, wherein the displayed image comprises a two dimensional image displayed on the second display.
9. An apparatus comprising at least one processor and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to
detect the position and orientation of a user viewpoint with respect to an auto-stereoscopic display based on a processing of information pertaining to the user viewpoint;
determine a surface viewable from the user viewpoint of at least one three dimensional object;
detect the position of an object relative to dimensions of the projection surface via a touch input interface;
generate a left and right eye image for display on the auto-stereoscopic display dependent on the surface viewable from the user viewpoint;
determine a projection surface viewable from the user viewpoint of at least one three dimensional object on a second display; and
generate a projection image for display on the second display dependent on the projection surface viewable from the user viewpoint;
wherein causing the apparatus to determine a surface viewable from the user viewpoint of at least one three dimensional object causes the apparatus at least to determine a model of the at least one three dimensional object, determine the distance and orientation from the at least one three dimensional object model to the user viewpoint, and generate a surface of the at least one three dimensional object dependent on the model of the at least one three dimensional object and the distance and orientation from the at least one three dimensional object model to the user viewpoint;
wherein the projection surface comprises at least one of a partial shadow of the at least one three dimensional object, a total shadow of the at least one three dimensional object, and a reflection of the at least one three dimensional object; and
wherein the shadow or reflection rendered on the projection surface changes as an eye level indicative of the user viewpoint changes.
10. The apparatus as claimed in claim 9, wherein the computer program code is configured to, with the at least one processor further cause the apparatus at least to
detect an inter-pupil distance of a user; and
control a parallax barrier dependent on at least one of:
the position of the user viewpoint;
the orientation of the user viewpoint; and
the inter-pupil distance of the user.
11. The apparatus as claimed in claim 9, wherein the computer program code is configured to, with the at least one processor further cause the apparatus at least to determine the projection surface viewable from the user viewpoint dependent on at least one of:
at least one three dimensional object lighting angle and position;
a second display surface model; and
at least one three dimensional object surface model.
12. The apparatus as claimed in claim 9, wherein the computer program code is configured to, with the at least one processor, further cause the apparatus at least to
detect an object position with respect to either the auto-stereoscopic display andor a second display; and
determine an interaction by the detected object, and wherein detecting an object position cause the apparatus at least to
detect a capacitance value in a capacitance sensor of the object; and
detect a visual image of the object, and
wherein causing the apparatus to determine an interaction by the detected object causes the apparatus at least to determine an intersection between the detected image and a displayed image.
13. The apparatus as claimed in claim 9, wherein the displayed image comprises one of the virtual images of the at least one three dimensional object and a two dimensional image displayed on the second display.
14. The apparatus as claimed in claim 9, wherein causing the apparatus to detect the position and orientation of a user viewpoint causes the apparatus at least to
capture at least one image of the user;
determine the position and orientation of the user eyes with respect to the auto-stereoscopic display.
15. The apparatus as claimed in claim 14, wherein causing the apparatus to capture at least one image of the user causes the apparatus at least to capture at least one image of the user from each of at least two cameras, and detect the position and orientation cause the apparatus at least to compare the difference between the at least one image of the user from each of the at least two cameras.
16. An apparatus comprising:
a sensor configured to detect the position and orientation of a user viewpoint with respect to an auto-stereoscopic display based on information pertaining to the user viewpoint;
a processor configured to determine a surface viewable from the user viewpoint of at least one three dimensional object, determine a projection surface viewable from the user viewpoint of at least one three dimensional object on a second display, and generate a projection image for display on the second display dependent on the projection surface viewable from the user viewpoint; wherein determining a surface viewable from the user viewpoint of at least one three dimensional object comprises determining a model of the at least one three dimensional object, determining the distance and orientation from the at least one three dimensional object model to the user viewpoint, and generating a surface of the at least one three dimensional object dependent on the model of the at least one three dimensional object and the distance and orientation from the at least one three dimensional object model to the user viewpoint;
wherein the projection surface comprises at least one of a partial shadow of the at least one three dimensional object, a total shadow of the at least one three dimensional object, and a reflection of the at least one three dimensional object; and
wherein the shadow or reflection rendered on the projection surface changes as an eye level indicative of the user viewpoint changes;
a touch input interface configured to detect the position of an object relative to dimensions of the projection surface; and
an image generator configured to generate a left and right eye image for display on the auto-stereoscopic display dependent on the projection surface viewable from the user viewpoint.