Rapid processing of laminar composite components
A method of manufacturing a CMC structure includes infiltrating a porous substrate with a composite material and performing a first densification on the infiltrated porous substrate, forming a first densified porous substrate, wherein the first densification includes techniques selected from the group of techniques comprising photonic curing, photonic sintering, pulsed thermal heating, or combinations thereof.
1. A method of manufacturing a CMC structure, the method comprising:
infiltrating a porous substrate with a composite material;
performing a first densification on the infiltrated porous substrate and the composite material, forming a first densified porous substrate, wherein the first densification includes techniques selected from the group of techniques consisting of photonic curing, photonic sintering, pulsed thermal heating, and combinations thereof;
repeating the above steps a predetermined number of times to form a plurality of first densified porous substrates;
assembling the plurality of the first densified porous substrates, forming a layered structure of the plurality of the first densified porous substrates; and
performing a second densification on the layered structure of the plurality of first densified porous substrates, forming a second densified porous substrate.
2. The method of claim 1 , wherein performing a second densification is via at least one of a Field Assisted Sintering Technique (FAST), a Spark Plasma Sintering (SPS) process, or a localized heating at a bonding interface.
3. The method of claim 1 , wherein the porous substrate is selected from the group consisting of cellular foams, unitapes, woven fabrics, non-woven fabrics, knits, braids, chopped fiber mats, and combinations thereof.
4. The method of claim 1 , wherein the porous substrate is formed of a material selected from the group consisting of metals, glasses, ceramics, carbon, polymers, and combinations thereof.
5. The method of claim 1 , wherein infiltrating a porous substrate is selected from the group of techniques consisting of slurry infiltration, vapor infiltration, resin infiltration, doctor blading, filtration, polymer infiltration, melt infiltration (MI), preceramic polymer infiltration, Chemical Vapor Deposition (CVD), Chemical Vapor Infiltration (CVI), Atomic Layer Deposition (ALD), and combinations thereof.
6. The method of claim 1 , wherein the composite material is selected from the group consisting of a carbides, oxides, nitrides, borides, and combinations thereof.
7. The method of claim 1 , wherein the composite material is a silicon carbide matrix with silicon carbide fibers.
8. The method of claim 1 , wherein the first densification is performed on individual cut plies of the porous substrate.
9. The method of claim 1 , wherein the first densification is performed on a continuous tow of a single ply of the porous substrate.
10. The method of claim 1 , wherein the CMC structure is one of an airfoil, blade, vane, disk, nozzle, diffuser, combustor, seal, rotor, case, heatshield, beam, or plate.
11. A method of manufacturing a gas turbine engine component, the method comprising:
infiltrating a porous substrate with a composite material;
performing a first densification on the infiltrated porous substrate and the composite material, forming a first densified porous substrate, wherein the first densification includes techniques selected from the group of techniques consisting of photonic curing, photonic sintering, pulsed thermal heating, and combinations thereof;
repeating the above steps a predetermined number of times to form a plurality of first densified porous substrates;
assembling the plurality of the first densified porous substrates, forming a layered structure of the plurality of the first densified porous substrates; and
performing a second densification on the layered structure of the plurality of the first densified porous substrates, forming a second densified porous substrate, wherein performing the second densification is via at least one of a Field Assisted Sintering Technique (FAST), a Spark Plasma Sintering (SPS) process, or a localized heating at a bonding interface.
12. The method of claim 11 , wherein the porous substrate is selected from the group consisting of cellular foams, unitapes, woven fabrics, non-woven fabrics, knits, braids, chopped fiber mats, and combinations thereof.
13. The method of claim 11 , wherein the porous substrate is formed of a material selected from the group consisting of metals, glasses, ceramics, carbon, polymers, and combinations thereof.
14. The method of claim 11 , wherein infiltrating a porous substrate is selected from the group of techniques consisting of slurry infiltration, vapor infiltration, resin infiltration, doctor blading, filtration, polymer infiltration, melt infiltration (MI), preceramic polymer infiltration, Chemical Vapor Deposition (CVD), Chemical Vapor Infiltration (CVI), Atomic Layer Deposition (ALD), and combinations thereof.
15. The method of claim 11 , wherein the composite material is selected from the group consisting of a carbides, oxides, nitrides, borides, and combinations thereof.
16. The method of claim 11 , wherein the composite material is a silicon carbide matrix with silicon carbide fibers.
17. The method of claim 11 , wherein the gas turbine engine component is one of an airfoil, blade, vane, disk, nozzle, diffuser, combustor, seal, rotor, case, heatshield, beam, or plate.