JPS6431306U - - Google Patents
Info
- Publication number
- JPS6431306U JPS6431306U JP12333787U JP12333787U JPS6431306U JP S6431306 U JPS6431306 U JP S6431306U JP 12333787 U JP12333787 U JP 12333787U JP 12333787 U JP12333787 U JP 12333787U JP S6431306 U JPS6431306 U JP S6431306U
- Authority
- JP
- Japan
- Prior art keywords
- fluidized bed
- combustor
- gas ejection
- large number
- pipe
- 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
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Description
第１図乃至第３図は本考案による循環型流動層
ボイラにおける流動層内パイプ型ガス分散器の構
造の一実施例を示すものであつて、第１図は要部
拡大側面図、第２図は第１図の平面図、第３図は
第１図のＡ―Ａ矢視図である。第４図は本考案を
適用する循環型流動層ボイラの概略構造を示す説
明図、第５図及び第６図は前記ボイラに取付けら
れた従来のパイプ型ガス分散器を示すもので、第
５図は側面図、第６図はその平面図である。
１……コンバスタ、２……外部熱交換器、３…
…連結ダクト、４……サイクロン、５，６……Ｌ
バルブ、７……デンスベツド材、８……デンスベ
ツド、９……石炭、１０……燃料供給管、１１，
１２，１３……供給管、１４……流量調整部、１
５……再循環床、１６……二次空気系、１７……
デイプレグ、１８……ホツトリサイクル、１９…
…流動空気供給管、２０……隔壁、２１……伝熱
管、２２……熱交換部、２３……排出管、２４…
…ガス抜管、２５，２９，３４……空気噴出口、
２６……管、２７……ヘツダー、２８……流動層
、３０……外管、３１……閉鎖板、３２……内側
ヘツダー、３３……内管、３５……スペーサー。
1 to 3 show an embodiment of the structure of a pipe-type gas distributor in a fluidized bed in a circulating fluidized bed boiler according to the present invention, in which FIG. 1 is an enlarged side view of the main parts, and FIG. The figure is a plan view of FIG. 1, and FIG. 3 is a view taken along the line AA in FIG. FIG. 4 is an explanatory diagram showing the schematic structure of a circulating fluidized bed boiler to which the present invention is applied, and FIGS. 5 and 6 show a conventional pipe-type gas distributor installed in the boiler. The figure is a side view, and FIG. 6 is a plan view thereof. 1... Combustor, 2... External heat exchanger, 3...
...Connection duct, 4...Cyclone, 5, 6...L
Valve, 7... Dense bed material, 8... Dense bed, 9... Coal, 10... Fuel supply pipe, 11,
12, 13... Supply pipe, 14... Flow rate adjustment section, 1
5... Recirculation bed, 16... Secondary air system, 17...
Day Preg, 18...Hot Recycle, 19...
... Fluid air supply pipe, 20 ... Partition wall, 21 ... Heat exchanger tube, 22 ... Heat exchange section, 23 ... Discharge pipe, 24 ...
...Gas vent pipe, 25, 29, 34...Air outlet,
26...Pipe, 27...Header, 28...Fluidized bed, 30...Outer tube, 31...Closing plate, 32...Inner header, 33...Inner tube, 35...Spacer.
Claims (1)
通され、かつ下部が流動層を有する外部熱交換器
に連通するサイクロンと該外部熱交換器と前記コ
ンバスタとを連通させるようにした循環型流動層
ボイラにおいて、流動層内に下方に多数のガス噴
出口を有する外管を多数平行に配置するとともに
、該外管内に多数のガス噴出口を有する内管を当
該ガス噴出口が外管のガス噴出口近傍に位置する
ように配置したことを特徴とする循環型流動層ボ
イラにおける流動層内パイプ型ガス分散器の構造
。 A circulating fluidized bed boiler comprising: a combustor having a fluidized bed; a cyclone communicating with the combustor and an external heat exchanger having a lower part thereof having a fluidized bed; and a cyclone communicating with the external heat exchanger and the combustor, A large number of outer tubes each having a large number of gas ejection ports downwardly disposed in parallel within the fluidized bed, and an inner tube having a large number of gas ejection ports inside the outer tube so that the gas ejection ports are located near the gas ejection port of the outer tube. A structure of a pipe-type gas distributor in a fluidized bed in a circulating fluidized bed boiler, characterized in that the pipe type gas distributor is arranged so as to be located at the same position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12333787U JPS6431306U (en) | 1987-08-12 | 1987-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12333787U JPS6431306U (en) | 1987-08-12 | 1987-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6431306U true JPS6431306U (en) | 1989-02-27 |
Family
ID=31372093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12333787U Pending JPS6431306U (en) | 1987-08-12 | 1987-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6431306U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS617516U (en) * | 1984-06-19 | 1986-01-17 | 義信 池田 | Upper and lower clothing |
| JPS61186705A (en) * | 1985-02-13 | 1986-08-20 | Mitsui Eng & Shipbuild Co Ltd | Fuel supply method for high speed fluidized bed burning equipment |
-
1987
- 1987-08-12 JP JP12333787U patent/JPS6431306U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS617516U (en) * | 1984-06-19 | 1986-01-17 | 義信 池田 | Upper and lower clothing |
| JPS61186705A (en) * | 1985-02-13 | 1986-08-20 | Mitsui Eng & Shipbuild Co Ltd | Fuel supply method for high speed fluidized bed burning equipment |
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