JPH0221446U - - Google Patents
Info
- Publication number
- JPH0221446U JPH0221446U JP1988099847U JP9984788U JPH0221446U JP H0221446 U JPH0221446 U JP H0221446U JP 1988099847 U JP1988099847 U JP 1988099847U JP 9984788 U JP9984788 U JP 9984788U JP H0221446 U JPH0221446 U JP H0221446U
- Authority
- JP
- Japan
- Prior art keywords
- air
- exhaust gas
- air preheater
- heat transfer
- transfer tube
- 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
- 238000007664 blowing Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Air Supply (AREA)
- Incineration Of Waste (AREA)
Description
第１図は本考案の空気予熱器の一実施例を示す
側面図、第２図は第１図の空気予熱器の空気噴出
口が設けられた伝熱管を示す横断面図、第３図は
第１図の空気予熱器の伝熱管における被予熱空気
の間欠的噴出のさせ方を示す説明図、第４図は同
じく位相をずらせた被予熱空気の間欠的噴出のさ
せ方の一例を示す説明図、第５図は本考案の変形
例における伝熱管を示す横断面図、第６図は従来
の空気予熱器を示す側面図、第７図は第６図の空
気予熱器におけるダストが付着した伝熱管を示す
横断面図、第８図は従来の別の空気予熱器を示す
側面図である。
図中、３はヘツダー、４は排ガス通路、１０は
空気予熱器、１１は伝熱管、１２は空気噴出口、
１５は開閉弁である。
Fig. 1 is a side view showing an embodiment of the air preheater of the present invention, Fig. 2 is a cross-sectional view showing a heat exchanger tube provided with air jet ports of the air preheater of Fig. 1, and Fig. 3 is a side view showing an embodiment of the air preheater of the present invention. Fig. 1 is an explanatory diagram showing how to intermittently eject air to be preheated in the heat exchanger tube of the air preheater, and Fig. 4 is an explanatory diagram showing an example of how to eject intermittent air to be preheated in a phase-shifted manner. Figure 5 is a cross-sectional view showing a heat exchanger tube in a modified example of the present invention, Figure 6 is a side view showing a conventional air preheater, and Figure 7 is a cross-sectional view showing a heat exchanger tube in a modified example of the present invention. FIG. 8 is a cross-sectional view showing a heat exchanger tube, and FIG. 8 is a side view showing another conventional air preheater. In the figure, 3 is a header, 4 is an exhaust gas passage, 10 is an air preheater, 11 is a heat exchanger tube, 12 is an air jet port,
15 is an on-off valve.
Claims (1)
燃焼用空気を予熱するための伝熱管を設けてなる
空気予熱器において、少なくとも最前列の上記伝
熱管の排ガスの上流側に臨む部分に、伝熱管内を
流れる被予熱空気の一部を噴出させるための空気
噴出口を設けたことを特徴とする空気予熱器。 In an air preheater comprising a heat transfer tube provided in the exhaust gas passage for preheating combustion air with the heat of the exhaust gas passing through the air preheater, at least a portion of the heat transfer tube in the front row facing the upstream side of the exhaust gas is provided with a heat transfer tube. An air preheater characterized by being provided with an air outlet for blowing out a part of the air to be preheated flowing inside a heat tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988099847U JPH0221446U (en) | 1988-07-29 | 1988-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988099847U JPH0221446U (en) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221446U true JPH0221446U (en) | 1990-02-13 |
Family
ID=31327387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988099847U Pending JPH0221446U (en) | 1988-07-29 | 1988-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05269730A (en) * | 1992-03-30 | 1993-10-19 | Daifuku Koei Kk | Apparatus for boring floor surface |
-
1988
- 1988-07-29 JP JP1988099847U patent/JPH0221446U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05269730A (en) * | 1992-03-30 | 1993-10-19 | Daifuku Koei Kk | Apparatus for boring floor surface |