1. A printing system, comprising:
a rasterizer processor configured to load a content file, and perform a raster process according to a predetermined ink-saving parameter so as to output a raster image;
a computer-to-plate (CTP) device installed with a blank CTP plate and configured to output the CTP plate for a printing device according to the raster image; and
an ink-saving amount determination device coupled, in parallel with the CTP device, to the rasterizer processor and configured to determine an ink-saving amount according to a raster image when the ink-saving parameter is disabled and a raster image when the ink-saving parameter is enabled.
2. The printing system according to claim 1, wherein the ink-saving amount determination device determines the ink-saving amount by calculating and comparing the ink coverage of the raster images.
3. The printing system according to claim 1, wherein the raster image is an eight-bit grayscale image obtained through converting, by an optimization algorithm, a one-bit image.
4. The printing system according to claim 1, wherein the ink-saving amount determination device determines the ink-saving amount for each color separation with respect to each color separation of the content file.
5. The printing system according to claim 4, wherein the color separation includes cyan (C), magenta (M), yellow (Y) and black (K).
6. The printing system according to claim 2, wherein the ink coverage is calculated by dividing a sum of gray values for pixels of the eight-bit image by a product of the number of the pixels and 255.
7. The printing system according to claim 1, wherein the ink-saving amount determination device stores the determined ink-saving amount in a database.
8. The printing system according to claim 7, wherein the ink-saving amount determination device, in response to a statistics command from a client, provides ink-saving data statistics according to the ink-saving amount stored in the database.
9. A printing method, comprising:
loading a content file, performing a raster process according to a predetermined ink-saving parameter, and outputting a raster image;
outputting an imaging CTP plate according to the raster image;
disabling the ink-saving parameter and acquiring the raster image; and
determining the ink-saving amount available for the content file according to a raster image acquired when the ink-saving parameter is enabled and a raster image acquired when the ink-saving parameter is disabled.
10. The printing method according to claim 9, wherein in the step of determining the ink-saving amount, the ink-saving amount is determined by calculating and comparing the ink coverage of eight-bit grayscale images.
11. The printing method according to claim 10, wherein the ink coverage is calculated by dividing a sum of gray values for pixels of the eight-bit image by a product of the number of the pixels and 255.
12. The printing method according to claim 9, wherein the ink-saving amount for each color separation is determined with respect to each color separation version of the content file.
13. The printing method according to claim 12, wherein the color separation includes cyan (C), magenta (M), yellow (Y) and black (K).
14. The printing method according to claim 9, further comprising storing the determined ink-saving amount in a database.
15. The printing method according to claim 14, further comprising, in response to a statistics command from a client, providing ink-saving data statistics according to the ink-saving amount stored in the database.
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 ceramic matrix composite component coated with environmental barrier coatings, comprising:
a substrate formed of a silicide-containing ceramic matrix composite;
a silicon carbide layer deposited on a surface of the substrate;
a silicon layer deposited on a surface of the silicon carbide layer;
a mixed layer made of a mixture of mullite and ytterbium silicate and deposited on a surface of the silicon layer; and
an oxide layer deposited on a surface of the mixed layer.
2. The ceramic matrix composite component according to claim 1, wherein the ytterbium silicate is any one of Yb2SiO5 and Yb2Si2O7.
3. The ceramic matrix composite component according to claim 1, wherein
the silicon carbide layer has a thickness of not less than 10 \u03bcm nor more than 50 \u03bcm,
the silicon layer has a thickness of not less than 50 \u03bcm nor more than 140 \u03bcm, and
the mixed layer has a thickness of not less than 75 \u03bcm nor more than 225 \u03bcm.
4. The ceramic matrix composite component according to claim 3, wherein the silicon layer has a thickness of not less than 50 \u03bcm nor more than 100 \u03bcm.
5. The ceramic matrix composite component according to claim 1, wherein the oxide layer is formed of oxide mainly containing at least one selected from the group consisting of hafnium oxide, hafnium silicate, lutetium silicate, ytterbium silicate, titanium oxide, zirconium oxide, aluminum titanate, aluminum silicate, and lutetium hafnium oxide.
6. The ceramic matrix composite component according to claim 5, wherein the oxide layer is formed of monoclinic hafnium oxide.
7. The ceramic matrix composite component according to claim 1, wherein
the silicon carbide layer is a chemical vapor deposition coating,
the silicon layer and the mixed layer are thermal sprayed coatings formed by low pressure thermal spraying, and
the oxide layer is a thermal sprayed coating formed by air thermal spraying.
8. The ceramic matrix composite component according to claim 1, wherein the substrate is formed of a ceramic matrix composite obtained by combining silicon carbide fibers with a silicon carbide matrix.
9. The ceramic matrix composite component according to claim 1, wherein the ceramic matrix composite component is used in an environment in which a component surface temperature is 1200\xb0 C. to 1400\xb0 C. and in which water vapor partial pressure is 30 kPa to 140 kPa.
10. A method of manufacturing a ceramic matrix composite component coated with environmental barrier coatings, comprising:
a substrate forming step of forming a substrate of a silicide-containing ceramic matrix composite;
a silicon carbide layer deposition step of depositing a silicon carbide layer on a surface of the substrate by chemical vapor deposition;
a silicon layer deposition step of depositing a silicon layer on a surface of the silicon carbide layer by low pressure thermal spraying;
a mixed layer deposition step of depositing a mixed layer made of a mixture of mullite and ytterbium silicate on a surface of the silicon layer by low pressure thermal spraying; and
an oxide layer deposition step of depositing an oxide layer on a surface of the mixed layer by air thermal spraying.
11. The method according to claim 10, wherein
in the silicon carbide layer deposition step, the silicon carbide layer is deposited to a thickness of not less than 10 \u03bcm nor more than 50 \u03bcm,
in the silicon layer deposition step, the silicon layer is deposited to a thickness of not less than 50 \u03bcm nor more than 140 \u03bcm, and
in the mixed layer deposition step, the mixed layer is deposited to a thickness of not less than 75 \u03bcm nor more than 225 \u03bcm.
12. The method according to claim 11, wherein in the silicon layer deposition step, the silicon layer is deposited to a thickness of not less than 50 \u03bcm nor more than 100 \u03bcm.