AU681547B2 - Method of regulating the superheating temperature of steam in a circulating fluidized bed type gas cooler - Google Patents
Method of regulating the superheating temperature of steam in a circulating fluidized bed type gas coolerInfo
- Publication number
- AU681547B2 AU681547B2 AU38736/95A AU3873695A AU681547B2 AU 681547 B2 AU681547 B2 AU 681547B2 AU 38736/95 A AU38736/95 A AU 38736/95A AU 3873695 A AU3873695 A AU 3873695A AU 681547 B2 AU681547 B2 AU 681547B2
- Authority
- AU
- Australia
- Prior art keywords
- solids
- temperature
- mixing chamber
- gas
- steam
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims abstract description 46
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 42
- 239000007787 solid Substances 0.000 claims abstract description 144
- 238000002156 mixing Methods 0.000 claims abstract description 94
- 230000001276 controlling effect Effects 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 239000011343 solid material Substances 0.000 claims abstract description 14
- 230000033228 biological regulation Effects 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 88
- 239000000463 material Substances 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 9
- 230000006854 communication Effects 0.000 claims description 9
- 230000003247 decreasing effect Effects 0.000 claims description 9
- 230000008016 vaporization Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 241000272470 Circus Species 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- KRTSDMXIXPKRQR-AATRIKPKSA-N monocrotophos Chemical compound CNC(=O)\C=C(/C)OP(=O)(OC)OC KRTSDMXIXPKRQR-AATRIKPKSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus
- F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed
- F22B31/0084—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus with combustion in a fluidized bed with recirculation of separated solids or with cooling of the bed particles outside the combustion bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22G—SUPERHEATING OF STEAM
- F22G5/00—Controlling superheat temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D13/00—Heat-exchange apparatus using a fluidised bed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Control Of Temperature (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI945737 | 1994-12-05 | ||
| FI945737A FI945737A7 (fi) | 1994-12-05 | 1994-12-05 | Menetelmä höyryn tulistuslämpötilan säätämiseksi kiertopetityyppisessä kaasunjäähdyttimessä |
| PCT/FI1995/000627 WO1996018076A1 (en) | 1994-12-05 | 1995-11-14 | Method of regulating the superheating temperature of steam in a circulating fluidized bed type gas cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU3873695A AU3873695A (en) | 1996-06-26 |
| AU681547B2 true AU681547B2 (en) | 1997-08-28 |
Family
ID=8541931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU38736/95A Ceased AU681547B2 (en) | 1994-12-05 | 1995-11-14 | Method of regulating the superheating temperature of steam in a circulating fluidized bed type gas cooler |
Country Status (9)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI20010676A0 (fi) | 2001-04-02 | 2001-04-02 | Einco Oy | CSC-reaktori |
| DE10260943B3 (de) * | 2002-12-20 | 2004-08-19 | Outokumpu Oyj | Verfahren und Anlage zur Regelung von Temperatur und/oder Materialeintrag in Reaktoren |
| US8764350B2 (en) | 2008-06-05 | 2014-07-01 | Alstom Technology Ltd | Conveyor for transporting powder, and a method for conveying powder |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538549A (en) * | 1982-03-15 | 1985-09-03 | Studsvik Energiteknik Ab | Fast fluidized bed boiler and a method of controlling such a boiler |
| US4672918A (en) * | 1984-05-25 | 1987-06-16 | A. Ahlstrom Corporation | Circulating fluidized bed reactor temperature control |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4312301A (en) * | 1980-01-18 | 1982-01-26 | Battelle Development Corporation | Controlling steam temperature to turbines |
| DE3125849A1 (de) * | 1981-07-01 | 1983-01-20 | Deutsche Babcock Anlagen Ag, 4200 Oberhausen | Dampferzeuger mit zirkulierender atmosphaerischer oder druckaufgeladener wirbelschichtfeuerung sowie verfahren zu seiner regelung |
| FR2526182B1 (fr) * | 1982-04-28 | 1985-11-29 | Creusot Loire | Procede et dispositif de controle de la temperature d'un lit fluidise |
| US4453495A (en) * | 1983-03-23 | 1984-06-12 | Electrodyne Research Corporation | Integrated control for a steam generator circulating fluidized bed firing system |
-
1994
- 1994-12-05 FI FI945737A patent/FI945737A7/fi not_active Application Discontinuation
-
1995
- 1995-11-14 WO PCT/FI1995/000627 patent/WO1996018076A1/en not_active Application Discontinuation
- 1995-11-14 JP JP8517149A patent/JPH10500477A/ja active Pending
- 1995-11-14 CA CA002205982A patent/CA2205982A1/en not_active Abandoned
- 1995-11-14 AU AU38736/95A patent/AU681547B2/en not_active Ceased
- 1995-11-14 AT AT95937910T patent/ATE175772T1/de not_active IP Right Cessation
- 1995-11-14 DE DE69507337T patent/DE69507337D1/de not_active Expired - Lifetime
- 1995-11-14 EP EP95937910A patent/EP0795112B1/en not_active Expired - Lifetime
- 1995-11-20 TW TW084112309A patent/TW280858B/zh active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538549A (en) * | 1982-03-15 | 1985-09-03 | Studsvik Energiteknik Ab | Fast fluidized bed boiler and a method of controlling such a boiler |
| US4672918A (en) * | 1984-05-25 | 1987-06-16 | A. Ahlstrom Corporation | Circulating fluidized bed reactor temperature control |
Also Published As
| Publication number | Publication date |
|---|---|
| FI945737A7 (fi) | 1996-06-06 |
| EP0795112A1 (en) | 1997-09-17 |
| TW280858B (enrdf_load_stackoverflow) | 1996-07-11 |
| ATE175772T1 (de) | 1999-01-15 |
| DE69507337D1 (de) | 1999-02-25 |
| EP0795112B1 (en) | 1999-01-13 |
| CA2205982A1 (en) | 1996-06-13 |
| WO1996018076A1 (en) | 1996-06-13 |
| AU3873695A (en) | 1996-06-26 |
| FI945737A0 (fi) | 1994-12-05 |
| JPH10500477A (ja) | 1998-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |