JPH0161509U - - Google Patents
Info
- Publication number
- JPH0161509U JPH0161509U JP15335787U JP15335787U JPH0161509U JP H0161509 U JPH0161509 U JP H0161509U JP 15335787 U JP15335787 U JP 15335787U JP 15335787 U JP15335787 U JP 15335787U JP H0161509 U JPH0161509 U JP H0161509U
- Authority
- JP
- Japan
- Prior art keywords
- combustor
- fluidized bed
- heat exchanger
- pipe
- external heat
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Description
第１図ないし第３図は本考案による循環型流動
層ボイラにおける冷却循環ベツド材供給構造の一
実施例を示すものであつて、第１図は要部拡大図
、第２図は第１図におけるＡ―Ａ矢視図、第３図
は第２図におけるＢ―Ｂ矢視図である。第４図は
循環型流動層ボイラの概略構造を示す説明図、第
５図は従来の冷却循環ベツド材供給構造の説明図
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、１０……燃料供給管、１１，１２，１３…
…供給管、１４……流量調整部、１５……フリー
ボード、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、２５……Ｕ字管
、２５ａ……上流管、２５ｂ……下流管、２５ｃ
……上昇流管、２５ｄ……折曲管、２６，２９…
…開口部、２７……供給口、２８……上方搬送用
空気供給口、２９′……扁平状、３０……多孔板
、ａ，ｂ……空気。
Figures 1 to 3 show an embodiment of the cooling circulating bed material supply structure in a circulating fluidized bed boiler according to the present invention, in which Figure 1 is an enlarged view of the main part, and Figure 2 is the same as Figure 1. FIG. 3 is a view taken along line AA in FIG. 2, and FIG. 3 is a view taken along line BB in FIG. FIG. 4 is an explanatory diagram showing a schematic structure of a circulating fluidized bed boiler, and FIG. 5 is an explanatory diagram of a conventional cooling circulating bed material supply structure. 1... Combustor, 2... External heat exchanger, 3...
...Connection duct, 4...Cyclone, 5, 6...L
Valve, 7... Dense bed material, 8... Dense bed, 10... Fuel supply pipe, 11, 12, 13...
... Supply pipe, 14 ... Flow rate adjustment unit, 15 ... Free board, 16 ... Secondary air system, 17 ... Dipreg, 18 ... Hot recycling, 19 ... Fluidizing air supply pipe, 20 ... Partition wall, 21 ...heat exchanger tube, 22
... Heat exchange section, 23 ... Discharge pipe, 25 ... U-shaped pipe, 25a ... Upstream pipe, 25b ... Downstream pipe, 25c
...Upflow pipe, 25d...Bend pipe, 26, 29...
...opening, 27...supply port, 28...air supply port for upward conveyance, 29'...flat shape, 30...perforated plate, a, b...air.
Claims (1)
部が外部熱交換器に連通するサイクロンを有し、
前記外部熱交換器の下部と前記コンバスタの下部
とをＬバルブで連通すると共に、前記コンバスタ
をＵ型管により連通させた循環型流動層ボイラに
おいて、 前記Ｕ型管の下部に整流器を設けた上方搬送用
空気供給口を連結したことを特徴とする循環型流
動層ボイラにおける冷却循環ベツド材供給部構造
。[Claims for Utility Model Registration] A cyclone connected to a combustor having a fluidized bed and whose lower part communicates with an external heat exchanger,
In a circulating fluidized bed boiler in which the lower part of the external heat exchanger and the lower part of the combustor are communicated by an L valve, and the combustor is communicated by a U-shaped pipe, the upper part is provided with a rectifier at the lower part of the U-shaped pipe. A cooling circulating bed material supply section structure in a circulating fluidized bed boiler, characterized in that a conveying air supply port is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15335787U JPH0449448Y2 (en) | 1987-10-08 | 1987-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15335787U JPH0449448Y2 (en) | 1987-10-08 | 1987-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0161509U true JPH0161509U (en) | 1989-04-19 |
| JPH0449448Y2 JPH0449448Y2 (en) | 1992-11-20 |
Family
ID=31429123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15335787U Expired JPH0449448Y2 (en) | 1987-10-08 | 1987-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449448Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04122489A (en) * | 1990-09-14 | 1992-04-22 | Osaka Gas Co Ltd | Waste melting furnace |
| JPH04122487A (en) * | 1990-09-14 | 1992-04-22 | Osaka Gas Co Ltd | Waste melting furnace |
| WO1998040672A1 (en) * | 1997-03-13 | 1998-09-17 | Hitachi Zosen Corporation | Combustion device |
| JPH11512814A (en) * | 1996-06-05 | 1999-11-02 | フォスター ホイーラー エナージア オサケ ユキチュア | Method and apparatus for reducing harmful attack of suspended solid particles on heat transfer surfaces |
-
1987
- 1987-10-08 JP JP15335787U patent/JPH0449448Y2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04122489A (en) * | 1990-09-14 | 1992-04-22 | Osaka Gas Co Ltd | Waste melting furnace |
| JPH04122487A (en) * | 1990-09-14 | 1992-04-22 | Osaka Gas Co Ltd | Waste melting furnace |
| JPH11512814A (en) * | 1996-06-05 | 1999-11-02 | フォスター ホイーラー エナージア オサケ ユキチュア | Method and apparatus for reducing harmful attack of suspended solid particles on heat transfer surfaces |
| WO1998040672A1 (en) * | 1997-03-13 | 1998-09-17 | Hitachi Zosen Corporation | Combustion device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449448Y2 (en) | 1992-11-20 |