EP0947793A3 - Echangeur de chaleur à tubes ailettes - Google Patents
Echangeur de chaleur à tubes ailettes Download PDFInfo
- Publication number
- EP0947793A3 EP0947793A3 EP99200971A EP99200971A EP0947793A3 EP 0947793 A3 EP0947793 A3 EP 0947793A3 EP 99200971 A EP99200971 A EP 99200971A EP 99200971 A EP99200971 A EP 99200971A EP 0947793 A3 EP0947793 A3 EP 0947793A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- fins
- finned
- heat exchanger
- tube heat
- distal
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
- F28F13/185—Heat-exchange surfaces provided with microstructures or with porous coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
- F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Other Air-Conditioning Systems (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT98MI000689 IT1298989B1 (it) | 1998-03-31 | 1998-03-31 | Scambiatore di calore con tubi alettati |
IT98MI000690 IT1298990B1 (it) | 1998-03-31 | 1998-03-31 | Scambiatore di calore con tubi alettati |
ITMI980689 | 1998-03-31 | ||
ITMI980690 | 1998-03-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0947793A2 EP0947793A2 (fr) | 1999-10-06 |
EP0947793A3 true EP0947793A3 (fr) | 2000-08-09 |
Family
ID=26331576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99200971A Withdrawn EP0947793A3 (fr) | 1998-03-31 | 1999-03-30 | Echangeur de chaleur à tubes ailettes |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0947793A3 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10063831A1 (de) * | 2000-12-21 | 2002-07-11 | Bruendermann Georg | Gezackte Rippe und damit versehenes Wärmetauscherrohr |
JP5980138B2 (ja) * | 2013-02-05 | 2016-08-31 | 三菱日立パワーシステムズ株式会社 | 伝熱管および排熱回収ボイラ |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB331392A (en) * | 1929-07-04 | 1930-07-03 | Matt Payne | Improvements in or relating to heat exchanging apparatus |
GB906282A (en) * | 1960-10-27 | 1962-09-19 | Birwelco Ltd | Improvements in and relating to heat exchangers |
US3362058A (en) * | 1965-01-05 | 1968-01-09 | Americna Machine & Foundry Com | Welding metal fins in place |
DE2253493A1 (de) * | 1971-11-03 | 1973-05-10 | Steam Engines Systems Corp | Waermeaustauscher |
US5163508A (en) * | 1991-12-16 | 1992-11-17 | Teledyne Industries, Inc. | Heat exchanger baffle system |
US5337807A (en) * | 1992-08-10 | 1994-08-16 | Fintube Limited Partnership | Flow dependent finned tube |
EP0660062A1 (fr) * | 1993-07-21 | 1995-06-28 | Babcock-Hitachi Kabushiki Kaisha | Echangeur thermique a tubes a ailettes |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449581A (en) | 1982-08-30 | 1984-05-22 | Chromalloy American Corporation | Heat exchanger fin element with dog-bone type pattern of corrugations |
-
1999
- 1999-03-30 EP EP99200971A patent/EP0947793A3/fr not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB331392A (en) * | 1929-07-04 | 1930-07-03 | Matt Payne | Improvements in or relating to heat exchanging apparatus |
GB906282A (en) * | 1960-10-27 | 1962-09-19 | Birwelco Ltd | Improvements in and relating to heat exchangers |
US3362058A (en) * | 1965-01-05 | 1968-01-09 | Americna Machine & Foundry Com | Welding metal fins in place |
DE2253493A1 (de) * | 1971-11-03 | 1973-05-10 | Steam Engines Systems Corp | Waermeaustauscher |
US5163508A (en) * | 1991-12-16 | 1992-11-17 | Teledyne Industries, Inc. | Heat exchanger baffle system |
US5337807A (en) * | 1992-08-10 | 1994-08-16 | Fintube Limited Partnership | Flow dependent finned tube |
EP0660062A1 (fr) * | 1993-07-21 | 1995-06-28 | Babcock-Hitachi Kabushiki Kaisha | Echangeur thermique a tubes a ailettes |
Also Published As
Publication number | Publication date |
---|---|
EP0947793A2 (fr) | 1999-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FI FR GB IE IT LI NL PT SE |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
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17P | Request for examination filed |
Effective date: 20010122 |
|
AKX | Designation fees paid |
Free format text: AT BE CH DE DK ES FI FR GB IE IT LI NL PT SE |
|
17Q | First examination report despatched |
Effective date: 20020620 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Withdrawal date: 20021105 |