CA1221284A - Convection section ash monitoring - Google Patents
Convection section ash monitoringInfo
- Publication number
- CA1221284A CA1221284A CA000447761A CA447761A CA1221284A CA 1221284 A CA1221284 A CA 1221284A CA 000447761 A CA000447761 A CA 000447761A CA 447761 A CA447761 A CA 447761A CA 1221284 A CA1221284 A CA 1221284A
- Authority
- CA
- Canada
- Prior art keywords
- heat exchange
- heat
- gas stream
- temperature
- exchange surfaces
- 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.)
- Expired
Links
- 238000012544 monitoring process Methods 0.000 title description 7
- 230000004907 flux Effects 0.000 claims abstract description 41
- 230000005855 radiation Effects 0.000 claims abstract description 23
- 239000004071 soot Substances 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 230000004044 response Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 23
- 238000002485 combustion reaction Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 230000003213 activating effect Effects 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 4
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000009529 body temperature measurement Methods 0.000 claims 7
- 230000008859 change Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 claims 1
- 238000006467 substitution reaction Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 43
- 239000002956 ash Substances 0.000 description 26
- 230000035508 accumulation Effects 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 238000012937 correction Methods 0.000 description 5
- 239000000567 combustion gas Substances 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
- F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
- F23J3/023—Cleaning furnace tubes; Cleaning flues or chimneys cleaning the fireside of watertubes in boilers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Incineration Of Waste (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000447761A CA1221284A (en) | 1984-02-17 | 1984-02-17 | Convection section ash monitoring |
| AU38596/85A AU3859685A (en) | 1984-02-17 | 1985-02-11 | Convection section ash monitoring |
| GB08503444A GB2154720A (en) | 1984-02-17 | 1985-02-11 | Monitoring ash build-up in steam generators |
| DE19853505343 DE3505343A1 (de) | 1984-02-17 | 1985-02-15 | Verfahren und vorrichtung zum ueberwachen der aschenansammlung im konvektionsteil von dampferzeugern |
| JP2850185A JPS60188724A (ja) | 1984-02-17 | 1985-02-18 | 対流部分に付着する灰の堆積を制御する方法と装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000447761A CA1221284A (en) | 1984-02-17 | 1984-02-17 | Convection section ash monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1221284A true CA1221284A (en) | 1987-05-05 |
Family
ID=4127232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000447761A Expired CA1221284A (en) | 1984-02-17 | 1984-02-17 | Convection section ash monitoring |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS60188724A (enrdf_load_html_response) |
| AU (1) | AU3859685A (enrdf_load_html_response) |
| CA (1) | CA1221284A (enrdf_load_html_response) |
| DE (1) | DE3505343A1 (enrdf_load_html_response) |
| GB (1) | GB2154720A (enrdf_load_html_response) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9220856D0 (en) * | 1992-10-03 | 1992-11-18 | Boiler Management Systems Limi | Improvements in or relating to boiler wall cleaning |
| DE19640336C2 (de) * | 1996-09-20 | 2002-08-01 | Clyde Bergemann Gmbh | Verfahren zur Erzeugung eines Signals für die Steuerung eines Reinigungsgerätes zum Reinigen von Heizflächen |
| JP5408646B2 (ja) * | 2008-12-12 | 2014-02-05 | 川崎重工業株式会社 | 廃熱ボイラーのハンマリング運転スケジュール制御システム |
| CN104728823B (zh) * | 2015-03-17 | 2016-08-03 | 西安热工研究院有限公司 | 一种新型超临界二氧化碳燃煤锅炉 |
| JP6735890B1 (ja) * | 2019-09-06 | 2020-08-05 | 三菱重工環境・化学エンジニアリング株式会社 | ボイラ管群付着灰除去システム |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB750092A (en) * | 1952-04-21 | 1956-06-06 | Bailey Meters Controls Ltd | An improved method of and apparatus for regulating the temperature of a fluid |
| GB721718A (en) * | 1952-09-10 | 1955-01-12 | Kenneth Parry | Improvements in or relating to automatic control and/or indicating arrangements for water boilers or steam generators |
| JPS5818005A (ja) * | 1981-07-25 | 1983-02-02 | バブコツク日立株式会社 | ス−トブロワの制御方式 |
-
1984
- 1984-02-17 CA CA000447761A patent/CA1221284A/en not_active Expired
-
1985
- 1985-02-11 GB GB08503444A patent/GB2154720A/en not_active Withdrawn
- 1985-02-11 AU AU38596/85A patent/AU3859685A/en not_active Abandoned
- 1985-02-15 DE DE19853505343 patent/DE3505343A1/de not_active Ceased
- 1985-02-18 JP JP2850185A patent/JPS60188724A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2154720A (en) | 1985-09-11 |
| JPS60188724A (ja) | 1985-09-26 |
| AU3859685A (en) | 1985-08-22 |
| GB8503444D0 (en) | 1985-03-13 |
| JPH041255B2 (enrdf_load_html_response) | 1992-01-10 |
| DE3505343A1 (de) | 1985-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |