JPS59108054U - Fuel/air premixing device - Google Patents
Fuel/air premixing deviceInfo
- Publication number
- JPS59108054U JPS59108054U JP27283U JP27283U JPS59108054U JP S59108054 U JPS59108054 U JP S59108054U JP 27283 U JP27283 U JP 27283U JP 27283 U JP27283 U JP 27283U JP S59108054 U JPS59108054 U JP S59108054U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- premixing
- air
- flow path
- premixing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Pre-Mixing And Non-Premixing Gas Burner (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来におけるガス燃料ノズルの構造を示す断面
図、第２図は第１図における■−■線断面図、第３図は
この考案の一実施例を示す半裁断面図、第４図は第３図
におけるＩＶ−ＩＶ線断面図である。
１・・・ガス燃料供給管、２・・・取付フランジ、３・
・・予混合管、４・・・ガス燃料流路、５・・・内側管
壁、６・・・外側管壁、７・・・予混合流路、８・・・
空気取入口、９・・・供給口、１０・・・旋回器、１１
・・・狭隘部、１２・・・燃料噴射孔、１３・・・入口
旋回羽根、Ａ・・・燃焼用空気、Ｇ・・・ガス燃料、Ｆ
・・・予混合気、１０１・・・旋回器、１０２・・・取
付フランジ、１０３・・・嵌合部、１０４・・・ガス燃
料供給管、１０５・・・ガス燃料噴射孔、１０６・・・
旋回羽根、１０７・・・旋回器内輪、１０８・・・旋回
器外輪、１１０・・・ガス燃料、１１１・・・燃料、１
１２・・・燃焼用空気、１１３・・・燃料・空気混合気
。Fig. 1 is a sectional view showing the structure of a conventional gas fuel nozzle, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, Fig. 3 is a half-cut sectional view showing an embodiment of this invention, and Fig. 4 is a sectional view taken along the line IV-IV in FIG. 3. 1... Gas fuel supply pipe, 2... Mounting flange, 3...
... Premixing tube, 4... Gas fuel channel, 5... Inner tube wall, 6... Outer tube wall, 7... Premixing channel, 8...
Air intake port, 9... Supply port, 10... Swirl device, 11
...Narrow part, 12...Fuel injection hole, 13...Inlet swirl vane, A...Combustion air, G...Gas fuel, F
... Premixture, 101 ... Swirl device, 102 ... Mounting flange, 103 ... Fitting part, 104 ... Gas fuel supply pipe, 105 ... Gas fuel injection hole, 106 ...・
Swirling vane, 107...Swivel inner ring, 108...Swivel outer ring, 110...Gas fuel, 111...Fuel, 1
12... Combustion air, 113... Fuel/air mixture.
Claims (1)
成された空気取入口を後部に、所定のガスタービン燃焼
器へ連通ずる混合気供給口を前部に有する予混合管の予
混合流路を区画形成して二重管構造となし、予混合流路
自体の環状半径または流量面積を縮小することで狭隘部
を予混合流路の中途に形成し、この狭隘部またはその近
傍の燃料流路周囲に燃料噴射孔を開穿配列したことを特
徴とする燃料・空気予混合装置。 ２ 取入れる空気に旋回速度成分を与える入口旋回羽根
を空気取入口に列設した実用新案登録請求の範囲第１項
記載の燃料・空気予混合装置。 ３ 燃料噴射孔から混合気供給口までの距離を長くした
実用新案登録請求の範囲第１項記載の燃料・空気予混合
装置。 ４ 予混合管流路壁面が流線形状になっている実用新案
登録請求の範囲第１項記載の燃料・空気予混合装置。[Claims for Utility Model Registration] 1. An annularly formed air intake port on the outer periphery of the fuel flow path communicating with the fuel supply pipe at the rear, and a mixture supply port communicating with a predetermined gas turbine combustor at the front. The premixing channel of the premixing tube in the premixing tube is divided into a double pipe structure, and a narrow part is formed in the middle of the premixing channel by reducing the annular radius or flow area of the premixing channel itself. A fuel/air premixing device characterized in that fuel injection holes are arranged around the fuel flow path in or near the narrow portion. 2. The fuel/air premixing device according to claim 1, wherein inlet swirl vanes are arranged in the air intake port to give a swirling speed component to the air taken in. 3. The fuel/air premixing device according to claim 1, in which the distance from the fuel injection hole to the mixture supply port is increased. 4. The fuel/air premixing device according to claim 1, wherein the wall surface of the premixing tube flow path has a streamlined shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27283U JPS59108054U (en) | 1983-01-07 | 1983-01-07 | Fuel/air premixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27283U JPS59108054U (en) | 1983-01-07 | 1983-01-07 | Fuel/air premixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59108054U true JPS59108054U (en) | 1984-07-20 |
Family
ID=30132033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27283U Pending JPS59108054U (en) | 1983-01-07 | 1983-01-07 | Fuel/air premixing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59108054U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014115072A (en) * | 2012-12-05 | 2014-06-26 | General Electric Co <Ge> | Fuel nozzle for combustor of gas turbine engine |
| JP2021169913A (en) * | 2020-04-15 | 2021-10-28 | マーベル−テック・リミテッド | Combustion device of gas turbine |
-
1983
- 1983-01-07 JP JP27283U patent/JPS59108054U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014115072A (en) * | 2012-12-05 | 2014-06-26 | General Electric Co <Ge> | Fuel nozzle for combustor of gas turbine engine |
| JP2021169913A (en) * | 2020-04-15 | 2021-10-28 | マーベル−テック・リミテッド | Combustion device of gas turbine |
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