JPH0396519U - - Google Patents
Info
- Publication number
- JPH0396519U JPH0396519U JP293990U JP293990U JPH0396519U JP H0396519 U JPH0396519 U JP H0396519U JP 293990 U JP293990 U JP 293990U JP 293990 U JP293990 U JP 293990U JP H0396519 U JPH0396519 U JP H0396519U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- fluidized bed
- cylindrical portion
- refractory material
- combustion
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 15
- 238000007664 blowing Methods 0.000 claims description 4
- 239000011819 refractory material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 3
- 239000000779 smoke Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Description
図面は本考案による流動層燃焼ボイラの実施例
を示すもので、第1図は燃焼室構造を示す縦断面
図、第2図は燃焼室底面に設けた1次空気吹き出
しノズル取付部の一部拡大側面図、第3図は従来
の流動層燃焼ボイラの構造概略を示す側面図であ
る。
20……燃焼室、20a……下部円筒部、20
b……テーパ部、20c……上部円筒部、21…
…1次空気吹き出しノズル、22……水室、23
……耐火材、24……1次空気室、25……補助
バーナ、26……2次空気吹き出し口、27……
リサイクル燃料の供給口、28……固形燃料フイ
ーダ。
The drawings show an embodiment of the fluidized bed combustion boiler according to the present invention. Fig. 1 is a longitudinal sectional view showing the combustion chamber structure, and Fig. 2 is a part of the primary air blowing nozzle mounting part provided on the bottom of the combustion chamber. FIG. 3 is an enlarged side view showing a schematic structure of a conventional fluidized bed combustion boiler. 20... Combustion chamber, 20a... Lower cylindrical part, 20
b...Tapered part, 20c... Upper cylindrical part, 21...
...Primary air blowing nozzle, 22...Water chamber, 23
...Refractory material, 24...Primary air chamber, 25...Auxiliary burner, 26...Secondary air outlet, 27...
Recycled fuel supply port, 28...Solid fuel feeder.
Claims (1)
ーナを装備した流動層燃焼による燃焼室を設け、
その上部水室内に燃焼室に連通する複数の煙管を
設けてなる流動層燃焼ボイラにおいて、 前記燃焼室は、前記円筒形胴体の形成する水室
に囲まれた下部円筒部とテーパ部と上部円筒部か
らなる漏斗状を呈する燃焼室に構成し、燃焼室の
底面には、複数の1次空気吹き出しノズルに設け
、中間周壁部には2次空気の吹き出し口を設け、
さらに前記下部円筒部と上部円筒部の周壁は、そ
れぞれ耐火材をもつて内張り構造に構成したこと
を特徴とする流動層燃焼ボイラの燃焼室。 (2) 前記上部円筒部の耐火材による内張り周壁
の厚さは、下部円筒部の耐火材による内張り厚さ
よりも肉薄であることを特徴とする請求項1記載
の流動層燃焼ボイラの燃焼室。[Scope of Claim for Utility Model Registration] (1) A combustion chamber for fluidized bed combustion equipped with an oil burner for ignition is provided at the inner bottom of the cylindrical body,
In a fluidized bed combustion boiler comprising a plurality of smoke pipes communicating with a combustion chamber in its upper water chamber, the combustion chamber includes a lower cylindrical part surrounded by a water chamber formed by the cylindrical body, a tapered part, and an upper cylindrical part. A plurality of primary air blowing nozzles are provided on the bottom of the combustion chamber, and a secondary air blowing port is provided on the intermediate peripheral wall.
Furthermore, the combustion chamber of the fluidized bed combustion boiler is characterized in that the peripheral walls of the lower cylindrical portion and the upper cylindrical portion are each lined with a refractory material. (2) The combustion chamber of a fluidized bed combustion boiler according to claim 1, wherein the thickness of the peripheral wall lined with refractory material in the upper cylindrical portion is thinner than the thickness of the lining made of refractory material in the lower cylindrical portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP293990U JPH0396519U (en) | 1990-01-17 | 1990-01-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP293990U JPH0396519U (en) | 1990-01-17 | 1990-01-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0396519U true JPH0396519U (en) | 1991-10-02 |
Family
ID=31506784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP293990U Pending JPH0396519U (en) | 1990-01-17 | 1990-01-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0396519U (en) |
-
1990
- 1990-01-17 JP JP293990U patent/JPH0396519U/ja active Pending