EP1005620B1 - Hitzeschildkomponente mit kühlfluidrückführung - Google Patents
Hitzeschildkomponente mit kühlfluidrückführung Download PDFInfo
- Publication number
- EP1005620B1 EP1005620B1 EP98948745A EP98948745A EP1005620B1 EP 1005620 B1 EP1005620 B1 EP 1005620B1 EP 98948745 A EP98948745 A EP 98948745A EP 98948745 A EP98948745 A EP 98948745A EP 1005620 B1 EP1005620 B1 EP 1005620B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- hollow body
- heat
- insert
- cooling fluid
- shield component
- 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 - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/002—Wall structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M5/00—Casings; Linings; Walls
- F23M5/02—Casings; Linings; Walls characterised by the shape of the bricks or blocks used
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
- F05B2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
- F05B2260/205—Cooling fluid recirculation, i.e. after having cooled one or more components the cooling fluid is recovered and used elsewhere for other purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
- F05B2260/221—Improvement of heat transfer
- F05B2260/224—Improvement of heat transfer by increasing the heat transfer surface
- F05B2260/2241—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/00012—Details of sealing devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/03044—Impingement cooled combustion chamber walls or subassemblies
Definitions
- the invention relates to a heat shield component, the part a hot gas wall to be cooled. Furthermore concerns the Invention a heat shield arrangement which has a hot gas space, in particular a combustion chamber of a gas turbine plant and has a plurality of heat shield components.
- combustion chambers are also located above the front and middle Area of the combustion chamber distributes a second type of channels, through the air coming from the combustion chamber exterior through the Combustion chamber housing and the layer panels in the combustion chamber arrives.
- EP 0 224 817 B1 describes a heat shield arrangement, in particular for structural parts of gas turbine systems.
- the heat shield arrangement has an inner lining heat-resistant material, which is assembled across the board is made of heat shield elements anchored to the supporting structure. These heat shield elements are left in place of columns for the flow of cooling fluid side by side arranged and moveable.
- Each of these heat shield elements has a hat part and a mushroom type Shaft part on.
- the hat part is a flat or spatial, polygonal plate body with straight or curved edge lines.
- the shaft part connects the central area of the Panel body with the support structure.
- the hat part preferably has a triangular shape, thanks to identical hat parts an inner lining of almost any geometry can be produced is.
- the hat parts and any other parts of the Heat shield elements are made of a highly heat-resistant material, especially a steel.
- the supporting structure has holes through which a cooling fluid, in particular air, in flow in between the hat part and the support structure can and from there through the column to flow through the Cooling fluids in one surrounded by the heat shield elements Area, for example a combustion chamber of a gas turbine system, can flow in. This cooling fluid flow diminishes the penetration of hot gas into the gap.
- DE 35 42 532 A1 describes a wall, in particular for gas turbine plants described, which has cooling fluid channels.
- the wall is preferably between one in gas turbine plants Hot room and a cooling fluid room arranged. she is off individual wall elements put together, each of the wall elements a plate body made of heat-resistant material is. Each plate body has its base distributed, parallel cooling channels on one end with the cooling fluid space and at the other end with the hot space communicate. The flowing into the hot room through the cooling fluid channels guided cooling fluid forms on the Hot room facing surface of the wall element and / or adjacent wall elements a cooling fluid film.
- all of these heat shield assemblies are in particular the principle underlying gas turbine combustion chambers, that compressor air as a cooling medium for the combustion chamber and its Lining, as well as sealing air is used.
- the cooling and Seal air enters the combustion chamber without being burned to have participated. This cold air mixes up yourself with the hot gas. As a result, the temperature at the combustion chamber outlet drops. Therefore, the performance of the gas turbine and decreases the efficiency of the thermodynamic process. A compensation can be done in part by a higher Flame temperature is set. However, this results Then there are material problems and higher emission values to be accepted. Also disadvantageous to the The instructions given are that by entering of the cooling fluid into the combustion chamber at that supplied to the burner Air pressure drops result.
- WO 98/13645 A1 In post-published WO 98/13645 A1 is a heat shield component with cooling fluid return with one to be cooled Hot gas wall, an inlet channel for cooling fluid and one Outlet channel for the cooling fluid described, the inlet channel is executed towards the hot gas wall and turns towards extended to the hot gas wall.
- the inlet duct is largely from Surround exhaust duct.
- the supporting structure is a two-wall structure formed with an outer wall and one parallel to this arranged, leaving an intermediate space adjacent Interior wall.
- the heat shield component has a fastening part on the outlet duct with which the outlet duct is placed on the outer wall and attached to it. Inside the exhaust duct the outer wall has an opening through which the inlet channel is carried out leaving a gap.
- the Inner wall has a further opening into which the inlet channel is inserted over a short length. Via the inlet duct cooling fluid can be supplied to the heat shield component, which can be removed via the outlet channel.
- the inlet duct is covered with a cover wall, the impingement cooling openings having. Through the baffle cooling opening from the inlet channel supplied cooling fluid impact against the hot gas wall, whereby this is cooled.
- the object of the invention is for a hot gas room of a system a heat shield component using a cooling fluid is coolable, and a heat shield arrangement with heat shield components specify the economic operation of the facility allows.
- a support structure can be attached, with an outer hollow body one insert with one between the outer hollow body and encloses the space formed, wherein the outer hollow body has a first bottom side that can be attached to a hot gas and has side walls and wherein the insert side walls and a second bottom side with a plurality of Has openings for the passage of cooling fluid into the intermediate space, the outer hollow body and the insert each are attachable to the support structure.
- the heat shield component can be attached to the support structure without the Support structure be penetrated by the heat shield component got to.
- the support structure is largely closed Surface can be designed, with smaller ones at most Openings, such as holes or the like, for example for fastening the heat shield component in the supporting structure are to be provided that are mechanically easy to attach.
- the side walls of the insert are on the Support structure attachable that an interior is formed, the is limited by the use and the supporting structure.
- a fluidic over the openings with the space connected interior formed in the first one Cooling fluid can be introduced, which through the openings in the Intermediate space flows and towards the first bottom side Cooling bounces.
- the upper edges of the side walls of the hollow body are along the full circumference of the heat shield components on the support structure and cause a substantial seal the room in which the cooling fluid is located the hot gas room.
- the side walls are advantageous of the hollow body has a geometry that enables a seal between the hollow body and the support structure.
- the Seal can for example be designed as a press seal his. Due to the geometry of the hollow body the seal on the cold side of the heat shield component.
- the insert is more preferably interchangeable. This is the heat shield component designed so that, if necessary the insert or the outer hollow body can be replaced alone is.
- a first and a second outer are preferred Hollow body attachable side by side on the support structure, wherein a side wall of the first outer hollow body and one Side wall of the second outer hollow body left as it is a gap are adjacent, the side walls each have such a surface contour that the gap is tortuous is.
- the gap forms a throttling point which only leads with difficulty outside the heat shield component Hot gas penetrate into the gap or from the heat shield component Exiting cooling fluid through the gap can. This can be done, for example, by interlocking steps or toothing of adjacent side walls of hollow bodies can be achieved. This will cause gaps in the gap Cooling fluid or hot gas deflected several times.
- the inner bottom side of the hollow body can preferably have cooling fins or the like, whereby the cooling with a Cooling fluid can be optimized.
- the attachment of the heat shield components to the support structure is preferably carried out via a centrally attached retaining bolt.
- the retaining bolt can be provided with disc springs, to ensure greater compliance, when the heat shield component exceeds the allowable elongation.
- the retaining bolt can attached to the hot side of the heat shield component become. But it is also possible that the retaining bolt on the cold side of the heat shield component is located. The latter has an advantageous effect on the corrosion properties the heat shield component.
- the bottom of the hollow body can optionally be a triangular, square, (especially square or trapezoidal) or have a hexagonal base. Other suitable ones too Geometries are possible.
- the typical size of the hollow body is 200 mm Edge length.
- the wall thickness of the bottom of the hollow body is preferably less than 10 mm, particularly preferably between 3 to 5 mm. This creates a relatively small temperature difference between the inside and outside surface of the bottom side guaranteed of the hollow body. This is a high resistance to load changes of the heat shield component.
- the heat shield component is made of a heat-resistant material, in particular a metal or a metal alloy. It is advantageous to use the heat shield component, in particular to manufacture the hollow body as an investment casting.
- a heat shield arrangement one Plurality of arranged side by side on a support structure
- Heat shield components comprising, a heat shield component is attachable to the support structure and an outer Has hollow body, an insert with a between the outer hollow body and the space formed insert encloses, the outer hollow body a a hot gas has removable first bottom side and side walls and wherein the use of side walls and a second bottom side a plurality of openings for the passage of cooling fluid in has the space, wherein the outer hollow body and the insert can be attached to the supporting structure and with a through the bottom sides of the heat shield components a hot gas-exposed wall of a hot gas-carrying component, in particular a combustion chamber of a gas turbine plant, is formed.
- a hot gas-carrying component in particular a combustion chamber a gas turbine, is with such a heat shield arrangement can be lined, the heat shield arrangement supporting structure, which, for example, be a wall of the combustion chamber can protect against the effects of heat from the hot gas.
- the individual heat shield components are closed with a Cooling fluid circuit can be cooled.
- the support structure preferably has for the heat shield components each in a first area within the side walls of use an inlet channel for cooling fluid and one Outlet channel in the space for cooling fluid. hereby is cooling fluid through the inlet duct using a heat shield component feasible from which the cooling fluid through the Openings in the space for impact cooling of the respective first floor side occurs.
- the cooling fluid can from the Clearance can be discharged through the outlet channel.
- the inlet duct with a feed duct is further preferred connected which is arranged outside the hot gas space and the outlet duct is connected to a discharge duct which is also arranged outside the hot gas space. Consequently can supply cooling fluid to the inlet channel via the supply channel take place and a removal of after the impingement cooling heated cooling fluid via the outlet channel and a discharge channel respectively. As a result, cooling fluid is guided into one closed cooling fluid circuit possible.
- the cooling fluid is preferably from a compressor, in particular a gas turbine, via the feed duct of the heat shield component feedable and is discharged via the discharge channel, in particular, it is fed to a burner.
- the cooling fluid is thus easily removed from a compressor and after cooling, heats a burner for combustion fed. So all the compressor air is from the combustion fed.
- the supply of the heat shield components with cooling air and the return of the heated cooling air to a burner Gas turbine system is preferably carried out via axially parallel Supply channels.
- the channels can be set in the radial direction expand as required and their cross sections of the required Adjust cooling air quantities.
- the flow path to the heat shield components or heated cooling air to the burner is due to its brevity with only slight pressure losses.
- the return of the heated cooling air is preferably done via separate discharge channels that lead directly to a burner the gas turbine plant. It is also possible to use the Outlet duct of the heat shield components directly into one Main duct in which the compressor air is fed to the burner will let out. This allows the heat shield components absorbed heat again particularly cheap be fed to the gas turbine process.
- FIG. 1 shows a gas turbine system 10, which is partially longitudinal is shown cut open.
- the gas turbine system 10 has a shaft 26 and points one behind the other in the axial direction switched a compressor 9, an annular combustion chamber 11 and the blading (guide vanes 18, moving blades 27).
- Combustion air is compressed and heated in the compressor 9, partially as cooling fluid 4 of a heat shield arrangement 20 is supplied.
- the compressed air becomes a plurality supplied by burners 25, which are circular around the Annular combustion chamber 11 are arranged.
- One in the combustion chambers 25 not shown, burned with the compressor air Fuel forms a hot gas 29 in the combustion chamber 11, which from the combustion chamber 11 into the blading of the gas turbine system 10 (guide blade 18, 27) flows in and thus one Rotation of the shaft 26 causes.
- Heat shield components that have the shape of hollow Tiles have to be lined or from such tiles that are held on a support structure outside the combustion chamber, build.
- a heat shield component is shown schematically in FIG.
- the heat shield component bears the overall reference number 1. It has a hollow body 100 on its bottom side 101 is exposed to hot gas. This ("first") bottom side 101 is exposed to a hot gas stream 29. Laterally the hollow body 100 is delimited by the side walls 102. The lower edge of these side walls 102 is on the Support structure 17. A is located in the hollow body 100 another smaller hollow body than insert 110. This insert 110 has passage openings 113 on its bottom side 111. The insert 110 is laterally limited by its side walls 112. The edge of the side walls 112 is on the Support structure 17. This forms an interior space 150, which is limited by the insert 110 and the support structure 17 is.
- an intermediate space 151 is thereby formed through the insert 110, the hollow body 100 and the supporting structure 17 is limited.
- the Support structure 17 In the area 162, which is between the Sidewalls 112 of the insert 110, the Support structure 17 one or more inlet channels 3 through which a cooling fluid 4 can get into the interior 150.
- the support structure 17 also has outlet channels 5 in the Gap 151 on.
- coolant fluid 4 flows through the inlet channels 3 into the interior 150 of the insert 110 and passes through the passage openings 113 in the space 151, being against the inside 103 of the bottom side 101 bounces. That after the impact cooling heated cooling fluid is drawn from the space over the Discharge channels 5 discharged, as indicated by arrows in FIG 2 is.
- the cooling fluid 4 is thus closed Cycle. This prevents the cooling fluid 4 reaches the hot gas space 37.
- seals 34 By attaching seals 34, it is possible to avoid leakage flows between the support structure 17 and the one seated thereon To prevent side wall 102 of the hollow body 100.
- the Seals 34 are designed here as press seals, wherein the side wall 102 of the hollow body 100 is a shoulder through which the seal 34 in the region of the connection point between the side wall 102 of the hollow body 100 and the support structure 17 pressed onto the support structure 17 becomes.
- the supply of cooling fluid 4 takes place in such a way that a compressor 9 through a supply channel 12, the cooling fluid 4th the inlet channels 3 is supplied.
- This feed channel 12 lies outside the hot gas space 37.
- the cooling fluid 4 can be fed to the burner 25, for example become.
- the heat shield component 1 is in the illustrated embodiment fixed on the support structure 17 by a Retaining bolt 130.
- This retaining bolt 130 is in the middle of the shown rectangular embodiment arranged. His Axis is along the major axis 32 of the heat shield component aligned.
- the retaining bolt is in the embodiment a thickening on the hot side of the heat shield component 1 executed and with its thinner end on the support structure 17 installed.
- the retaining bolt cannot with here illustrated disc springs are provided to exceed the permissible thermal expansion of the heat shield component 1 to compensate.
- the inserts can only be connected via the retaining bolt 130 are exchanged for other bets placed in the Gap 35 between the hollow body 100 and the insert 110 generate another cooling fluid flow field. This allows the cooling conditions for the bottom side 101 of the hollow body 100 are adapted to the specific requirements, resulting from the position of the heat shield component 1 in the hot gas duct result.
- the heat shield assembly is made up of a plurality of heat shield components arranged on the support structure 17 formed, with only two heat shield components for a better overview 100 and 100A are shown, two Sidewalls 102 and 102A of two adjacent hollow bodies 100 and 100A and part of the support structure 17 can be seen. 115 and 115A are radial to the side walls 102 running cooling fins indicated on the first bottom side. The bottom sides 101 and 101A of the heat shield components 100 and 100A form with the bottom sides of those not shown Heat shield components attachable to a hot gas Wall 160.
- the adjacent side walls 102 of the hollow body 100 have a mutually corresponding surface contour.
- This surface contour is designed so that the side wall 102A of that shown in the drawing on the right Hollow body 100A has a shoulder 105, which is a counter shoulder 104 of the side wall 102 of the one shown on the left Hollow body 100 corresponds.
- hollow body 100 can be produced using the precision casting process geometries such as that described do not present any manufacturing difficulties. Of course it is also possible other geometries for sidewalls 102 and 102A of FIG Hollow body 100 and 100A to choose, in which a linear Gap between hot gas space 37 and support structure 17 avoided becomes.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Control Of Combustion (AREA)
Abstract
Description
- FIG 1
- eine teilweise in Längsrichtung aufgeschnittene Gasturbinenanlage mit einer Ringbrennkammer,
- FIG 2
- einen Längsschnitt durch eine Hitzeschildkomponente mit Tragstruktur, Zufuhr- und Abfuhrkanal und
- FIG 3
- eine Schnittdarstellung der Seitenwände benachbarter Hohlkörper, die auf einer Tragstruktur aufgebracht sind.
Claims (12)
- Hitzeschildkomponente (1) die auf einer Tragstruktur (17) anbringbar ist, mit einem äußeren Hohlkörper (100) der einen Einsatz (110) mit einem zwischen dem äußeren Hohlkörper (100) und dem Einsatz (110) gebildeten Zwischenraum (151) umschließt, wobei der äußere Hohlkörper (100) eine einem Heißgas ausetzbare erste Bodenseite (101) und Seitenwände (102) aufweist und wobei der Einsatz (110) Seitenwände (112) und eine zweite Bodenseite (111) mit einer Mehrzahl von Öffnungen (113) zum Durchlaß von Kühlfluid (4) in den Zwischenraum (151) aufweist, wobei der äußere Hohlkörper (100) und der Einsatz (110) jeweils auf der Tragstruktur (17) anbringbar sind.
- Hitzeschildkomponente (1) nach Anspruch 1, wobei die Seitenwände (112) des Einsatzes (110) so auf die Tragstruktur (17) aufsetzbar sind, daß ein Innenraum (150) gebildet ist, der von dem Einsatz (110) und der Tragstruktur (17) begrenzt ist.
- Hitzeschildkomponente (1) nach Anspruch 1 oder 2, wobei der Einsatz (110) austauschbar ist.
- Hitzeschildkomponente (1) nach Anspruch 1, 2 oder 3, wobei ein erster äußerer Hohlkörper (100) und ein zweiter äußerer Hohlkörper (100A) nebeneinander auf der Tragstruktur (17) anbringbar sind, so daß eine Seitenwand (102) des ersten äußeren Hohlkörpers (100) und eine Seitenwand (102A) des zweiten äußeren Hohlkörpers (100A) unter Belassung eines Spalts (36) benachbart sind, welche Seitenwände (102,102A) jeweils eine solche Oberflächenkontur aufweisen, daß der Spalt (36) gewunden ist.
- Hitzeschildkomponente (1) nach einem der Ansprüche 1 bis 4, wobei die Bodenseite (101) auf ihrer dem Zwischenraum (151) zugewandten Fläche (103) Kühlrippen (115) oder dergleichen Strukturelemente aufweist.
- Hitzeschildkomponente (1) nach einem der Ansprüche 1 bis 5, mit einem zentral angeordneten Haltebolzen (130) zur Befestigung an der Tragstruktur (17).
- Hitzeschildkomponente (1) nach einem der Ansprüche 1 bis 6, bei der die Seitenwände (102) des Hohlkörpers (106) so ausgebildet sind, daß eine Dichtung (34) gegenüber der Tragstruktur (17) anbringbar ist.
- Hitzeschildkomponente (1) nach einem der Ansprüche 1 bis 7, bei der die Bodenseite (101) des Hohlkörpers (100) dreieckig, sechseckig oder viereckig, insbesondere quadratisch oder trapezförmig, ist.
- Hitzeschildanordnung (20), die eine Mehrzahl von nebeneinander an einer Tragstruktur (17) angeordneten Hitzeschildkomponenten umfaßt, wobei eine Hitzeschildkomponente (1) auf der Tragstruktur (17) anbringbar ist und einen äußeren Hohlkörper (100) aufweist, der einen Einsatz (110) mit einem zwischen dem äußeren Hohlkörper (100) und dem Einsatz (110) gebildeten Zwischenraum (151) umschließt, wobei der äußere Hohlkörper (100) eine einem Heißgas ausetzbare erste Bodenseite (101) und Seitenwände (102) aufweist und wobei der Einsatz (110) Seitenwände (112) und eine zweite Bodenseite (111) mit einer Mehrzahl von Öffnungen (113) zum Durchlaß von Kühlfluid (4) in den Zwischenraum (151) aufweist, wobei der äußere Hohlkörper (100) und der Einsatz (110) jeweils auf der Tragstruktur (17) anbringbar sind und durch die Bodenseiten (101 und 111) der Hitzeschildkomponenten (1) eine einem Heißgas aussetzbare Wand (160) einer heißgasführenden Komponente, insbesondere einer Brennkammer einer Gasturbinenanlage, gebildet ist.
- Hitzeschildanordnung (20) nach Anspruch 11,
dadurch gekennzeichnet, daß die
die Tragstruktur (17) für eine Hitzeschildkomponente (1) jeweils in einem ersten Bereich (162) innerhalb der Seitenwände (112) des Einsatzes (110) einen Einlaßkanal (3) für Kühlfluid (4) und einen Auslaßkanal (5) in den Zwischenraum (150) für Kühlfluid (4) aufweist. - Hitzeschildanordnung (20) nach Anspruch 10,
dadurch gekennzeichnet, daß der Einlaßkanal (3) mit einem Zufuhrkanal (12) verbunden ist, der außerhalb des Heißgasraums (37) angeordnet ist, und der Auslaßkanal (5) mit einem Abfuhrkanal (13) verbunden ist, der ebenfalls außerhalb des Heißgasraums (37) angeordnet ist. - Hitzeschildanordnung (20) nach Anspruch 11,
dadurch gekennzeichnet, daß das Kühlfluid (4) von einem Verdichter (9) über den Zufuhrkanal (12) der Hitzeschildkomponente (1) zugeführt und über den Abfuhrkanal (13) abgeführt wird, insbesondere dabei zu einem Brenner (25) geführt wird.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE29714742U | 1997-08-18 | ||
| DE29714742U DE29714742U1 (de) | 1997-08-18 | 1997-08-18 | Hitzeschildkomponente mit Kühlfluidrückführung und Hitzeschildanordnung für eine heißgasführende Komponente |
| PCT/DE1998/002273 WO1999009354A1 (de) | 1997-08-18 | 1998-08-07 | Hitzeschildkomponente mit kühlfluidrückführung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1005620A1 EP1005620A1 (de) | 2000-06-07 |
| EP1005620B1 true EP1005620B1 (de) | 2002-07-03 |
Family
ID=8044728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP98948745A Expired - Lifetime EP1005620B1 (de) | 1997-08-18 | 1998-08-07 | Hitzeschildkomponente mit kühlfluidrückführung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6276142B1 (de) |
| EP (1) | EP1005620B1 (de) |
| JP (1) | JP2001515197A (de) |
| DE (2) | DE29714742U1 (de) |
| WO (1) | WO1999009354A1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1507116A1 (de) | 2003-08-13 | 2005-02-16 | Siemens Aktiengesellschaft | Hitzeschildanordnung für eine ein Heissgas führende Komponente, insbesondere für eine Brennkammer einer Gasturbine |
| US8522557B2 (en) | 2006-12-21 | 2013-09-03 | Siemens Aktiengesellschaft | Cooling channel for cooling a hot gas guiding component |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10003728A1 (de) | 2000-01-28 | 2001-08-09 | Siemens Ag | Hitzeschildanordnung für eine Heißgas führende Komponente, insbesondere für Strukturteile von Gasturbinen |
| US20020129613A1 (en) * | 2000-10-10 | 2002-09-19 | Thermo King Corporation | Cryogenic refrigeration unit suited for delivery vehicles |
| US20030163997A1 (en) * | 2000-10-10 | 2003-09-04 | Herman H. Viegas | Cryogenic refrigeration unit suited for delivery vehicles |
| EP1247943A1 (de) | 2001-04-04 | 2002-10-09 | Siemens Aktiengesellschaft | Formstück zur Bildung eines kühlbaren Turbinen-Mantelrings |
| EP1248023A1 (de) * | 2001-04-04 | 2002-10-09 | Siemens Aktiengesellschaft | Dichtungssystem, insbesondere zur Verwendung in einer Gasturbine, und Gasturbine |
| US6751966B2 (en) | 2001-05-25 | 2004-06-22 | Thermo King Corporation | Hybrid temperature control system |
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-
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-
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- 1998-08-07 WO PCT/DE1998/002273 patent/WO1999009354A1/de not_active Ceased
- 1998-08-07 DE DE59804685T patent/DE59804685D1/de not_active Expired - Lifetime
- 1998-08-07 EP EP98948745A patent/EP1005620B1/de not_active Expired - Lifetime
- 1998-08-07 JP JP2000509979A patent/JP2001515197A/ja active Pending
-
2000
- 2000-02-18 US US09/507,355 patent/US6276142B1/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1507116A1 (de) | 2003-08-13 | 2005-02-16 | Siemens Aktiengesellschaft | Hitzeschildanordnung für eine ein Heissgas führende Komponente, insbesondere für eine Brennkammer einer Gasturbine |
| WO2005019730A1 (de) * | 2003-08-13 | 2005-03-03 | Siemens Aktiengesellschaft | Hitzeschildanordnung für eine ein heissgas führende komponente, insbesondere für eine brennkammer einer gasturbine |
| US7849694B2 (en) | 2003-08-13 | 2010-12-14 | Siemens Aktiengesellschaft | Heat shield arrangement for a component guiding a hot gas in particular for a combustion chamber in a gas turbine |
| US8522557B2 (en) | 2006-12-21 | 2013-09-03 | Siemens Aktiengesellschaft | Cooling channel for cooling a hot gas guiding component |
Also Published As
| Publication number | Publication date |
|---|---|
| US6276142B1 (en) | 2001-08-21 |
| WO1999009354A1 (de) | 1999-02-25 |
| DE59804685D1 (de) | 2002-08-08 |
| JP2001515197A (ja) | 2001-09-18 |
| EP1005620A1 (de) | 2000-06-07 |
| DE29714742U1 (de) | 1998-12-17 |
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