当前申请(专利权)人：
GENERAL ELECTRIC COMPANY
原始申请(专利权)人：
GENERAL ELECTRIC COMPANY
当前申请(专利权)人地址：
Incorporated in USA - New York, 1 River Road, Schenectady, New York 12345, United States of America
摘要：
A method of assembling a fuel nozzle (100) comprises the steps of forming a pilot assembly (607); coupling the pilot assembly (607) to a Lmitary distributor (300) such that the pilot assembly (607) is in flow communication with a pilot flow passage in the Lunitary distributor; coupling a unitary swirler (200) having an adaptor (250) to the unitary distributor (300); coupling the adaptor (250) to a stem housing (83); coupling the unitary distributor (300) to the stem housing (83); and coupling a centerbody (450) to the stem housing (83).
权利要求：
WHAT IS CLAIMED IS:
1. A method of assembling a fuel nozzle 100 comprising the steps of:
forming a pilot assembly 607;
coupling the pilot assembly 607 to a unitary distributor 300 such that the pilot assembly 607 is in flow communication with a pilot flow passage in the unitary distributor;
coupling a unitary swirler 200 having an adaptor 250 to the unitary distributor 300;
coupling the adaptor 250 to a stem housing 83;
coupling the unitary distributor 300 to the stem housing 83; and
coupling a centerbody 450 to the stem housing 83.
2. A method of assembling a fuel nozzle 100 according to claim 1 further comprising the step of coupling a unitary venturi 500 to the unitary distributor 300 and the unitary swirler 200.
3. A method of assembling a fuel nozzle 100 according to claim 2 further comprising the step of coupling the stem housing 83 to a valve housing 99.
4. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of forming a pilot assembly 607 comprises the step of coupling a fuel swirler 603 to a primary orifice 606.
5. A method of assembling a fuel nozzle 100 according to claim 4 wherein the step of coupling a fuel swirler 603 to a primary orifice 606 is done by brazing.
6. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling the pilot assembly 607 to a unitary distributor 300 comprises brazing using a braze material 613 in a preformed braze-groove 612 located in the unitary distributor 300.
7. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling the pilot assembly 607 to a unitary distributor 300 comprises brazing using a braze material in a preformed braze-groove located in the pilot assembly 607.
8. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling a unitary swirler 200 to the unitary distributor 300 comprises brazing using a braze material 615 in a preformed braze-groove 614 located in the unitary distributor 300.
9. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling a unitary swirler 200 to the unitary distributor 300 comprises brazing using a braze material in a preformed braze-groove located in the unitary swirler 200.
10. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling the adaptor 250 to a stem housing 83 comprises brazing using a braze material 253 in a preformed braze-groove 252 located in the adaptor 250.
11. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling the unitary distributor 300 to the stem housing 83 comprises brazing using a braze material 353 in a preformed braze-groove 352 located in the unitary distributor 300.
12. A method of assembling a fuel nozzle 100 according to claim 1 wherein the step of coupling a centerbody 450 to the stem housing 83 is performed by welding.
13. A method of assembling a fuel nozzle 100 according to claim 2 wherein the step of coupling a unitary venturi 500 to the unitary distributor 300 comprises brazing using a braze material 505 in a preformed braze-groove 504 located in the unitary venturi 500.
14. A method of assembling a fuel nozzle 100 according to claim 2 wherein the step of coupling a unitary venturi 500 to the unitary swirler 200 comprises brazing using a braze material 565 in a preformed braze-groove 564 located in the unitary venturi 500.
15. A method of assembling a fuel nozzle 100 according to claim 2 wherein the step of coupling a unitary venturi 500 to the unitary distributor 300 further comprises the step of slidably coupling the unitary venturi 500 to the centerbody 450.
16. A method of assembling a fuel nozzle 100 according to claim 3 wherein the step of coupling the stem housing 83 to a valve housing 99 comprises brazing.
17. A method of assembling a fuel nozzle 100 comprising the steps of:
coupling a pilot assembly 607 to a unitary distributor 300 made using a rapid manufacturing process such that the pilot assembly 607 is in flow communication with a pilot flow passage in the unitary distributor 300; and
coupling the unitary distributor 300 to a stem housing 83.
18. A method of assembling a fuel nozzle 100 according to claim 17 wherein the rapid manufacturing process is a laser sintering process.
19. A method of assembling a fuel nozzle 100 according to claim 17 further comprising the step of coupling a unitary swirler 200 made using a rapid manufacturing process to the unitary distributor 300.
20. A method of assembling a fuel nozzle 100 according to claim 19 wherein the rapid manufacturing process is a laser sintering process.
21. A method of assembling a fuel nozzle 100 according to claim 17 further comprising the step of coupling a unitary venturi 500 made using a rapid manufacturing process to the unitary distributor 300.
22. A method of assembling a fuel nozzle 100 according to claim 21 wherein the rapid manufacturing process is a laser sintering process.