EP1561997A1 - Bouclier thermique - Google Patents

Bouclier thermique Download PDF

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Publication number
EP1561997A1
EP1561997A1 EP04001689A EP04001689A EP1561997A1 EP 1561997 A1 EP1561997 A1 EP 1561997A1 EP 04001689 A EP04001689 A EP 04001689A EP 04001689 A EP04001689 A EP 04001689A EP 1561997 A1 EP1561997 A1 EP 1561997A1
Authority
EP
European Patent Office
Prior art keywords
heat shield
support structure
elements
circumferential
sealing
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Withdrawn
Application number
EP04001689A
Other languages
German (de)
English (en)
Inventor
Claudia Barbeln
Olga Deiss
Jens Kleinfeld
Marc Tertilt
Bernd Vonnemann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to EP04001689A priority Critical patent/EP1561997A1/fr
Priority to EP04804880.5A priority patent/EP1730446B1/fr
Priority to CNB2004800038075A priority patent/CN100523618C/zh
Priority to US10/586,233 priority patent/US7677044B2/en
Priority to RU2006130737/06A priority patent/RU2364793C2/ru
Priority to PCT/EP2004/053534 priority patent/WO2005071320A1/fr
Priority to JP2006549943A priority patent/JP4468381B2/ja
Priority to EP20110004163 priority patent/EP2363643B1/fr
Publication of EP1561997A1 publication Critical patent/EP1561997A1/fr
Withdrawn legal-status Critical Current

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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
    • F23R3/007—Continuous combustion chambers using liquid or gaseous fuel constructed mainly of ceramic components
    • 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

Definitions

  • the present invention relates to a heat shield on a a circumferential direction and an axial direction Support structure, in particular for use in a gas turbine combustor or a gas turbine flame tube, a heat shield element for use in such a heat shield, a equipped with a heat shield according to the invention Combustion chamber, equipped with a heat shield according to the invention Flame tube and a gas turbine with an inventive Combustion chamber or a flame tube according to the invention.
  • Heat shields come, for example, in combustion chambers or flame tubes, the part of a kiln, a hot gas duct or a Gas turbine can be and in which produces a hot medium or is used, is used.
  • the heat shield typically includes a number of blankets arranged heat shield elements which the wall the combustion chamber against the hot medium, about a hot one Combustion gas, shield and so an excessive thermal Counteract load on the combustion chamber wall.
  • Such a ceramic heat shield is, for example, in EP 0 558 540 B1. It includes a number of quadrangular ceramic heat shield elements connected to an axisymmetric Support structure of the flame tube are attached.
  • each Heat shield element has a the hot medium facing Hot side, one of the support wall facing cold side and four the hot side with the cold side connecting circumferential surface on, wherein the two in the circumferential direction of the support structure opposite peripheral surfaces of a heat shield element are provided with grooves.
  • feathery clips are the heat shield elements Fixed in the circumferential direction of the support structure under Spaltbemik. To the thermal load of the support structure as possible will keep the gaps between the heat shield elements low a cooling fluid supplied from the cold side from flowing in the direction of the hot side through the column and so on the column blocks against penetration of the hot medium.
  • a particular for lining a flame tube for a Gas turbine suitable ceramic heat shield is, for example.
  • DE 41 14 768 A1. It includes a number of rectangular ones or trapezoidal ceramic heat shield elements which attached to a supporting wall of the flame tube.
  • Each heat shield element has a hot side facing the hot medium, one of the support wall facing cold side and four the Hot side with the cold side connecting circumferential surfaces, wherein two on opposite sides of a heat shield element located peripheral surfaces are provided with grooves.
  • the holding elements have each a support portion for supporting a heat shield element on a third peripheral surface.
  • This third Peripheral surface has a hot side over the rest of the peripheral surface projecting projection on which on the Supporting portion of the holding element so rests that the heat shield element also in the direction perpendicular to the clamping direction is secured.
  • the heat shield elements are so arranged that small gaps remain between you.
  • a combustion chamber lining with heat shield elements is also in EP 1 302 723 A1.
  • sealing elements in the gaps between the heat shield elements arranged.
  • the heat shield elements of this Combustor lining have grooves on their peripheral surfaces on.
  • a arranged in the gap between two heat shield elements Sealing element engages in the grooves of the two Gap delimiting peripheral surfaces.
  • Another object of the present invention is an improved heat shield element as well as an improved To provide holding element available, which in particular suitable for use in a heat shield according to the invention are.
  • Yet another object of the present invention is' in it, an improved combustion chamber and an improved Flame tube to provide.
  • the first task is by a heat shield according to claim 1, the second object by a heat shield element according to claim 9 and a holding element according to claim 12, the third Task by a combustion chamber according to claim 13 or a A fire tube according to claim 14 and the fourth object by a Gas turbine solved according to claim 15.
  • An inventive heat shield on a support structure comprises a number of heat shield elements which are so are configured and arranged on the support structure that they adjoin each other leaving columns.
  • the Support structure of the heat shield according to the invention has a Circumferential direction and an axial direction, wherein the heat shield elements in the circumferential direction of the support structure with leaving a gap, hereinafter referred to as circumferential gap is, and in the axial direction of the support structure, leaving a gap referred to below as the axial gap adjoin one another.
  • both the circumferential column as well as the axial gaps sealed by sealing elements, wherein the axial gaps sealing sealing elements a have another distance from the support structure than the Circumferential gap sealing sealing elements.
  • the heat shield according to the invention is based on the following Observations and findings:
  • the for lining axially symmetric combustion chambers such as about annular combustion chambers of gas turbines, or flame tubes for Application coming heat shields have heat shield elements on, which are provided on two peripheral surfaces with grooves. In the grooves of these peripheral surfaces engage engagement portions of holding elements to the heat shield elements in the circumferential direction to fix the support structure.
  • the heat shield elements either not fixed or fixing takes place, as described in DE 41 14 768 A1, by means Support elements instead by engaging in grooves engagement sections.
  • the heat shield elements therefore point to their none in the axial direction adjacent peripheral surfaces Grooves on.
  • the insertion of sealing elements as in EP 1 302 723 A1, is therefore only between in Circumferential direction adjacent peripheral surfaces possible, i.e. it can with such seals only circumferential gaps be sealed. Accordingly, only so far Sealing elements used in the circumferential gap.
  • the arrangement according to the invention of the sealing elements for the axial gaps and the circumferential column at different intervals to Support structure makes it possible to arrange the sealing elements overlapping. This is how the intersections between axial and circumferential gaps become sealed more effectively, which is a reduction the cooling fluid requirement allows.
  • the sealing elements which the axial gaps seal between the support structure and the heat shield elements be arranged. On a groove in the second peripheral surfaces can then continue to be waived.
  • the invention comprises the heat shield a number of element holders, which the Heat shield elements on the support structure both in the circumferential direction as well as fix in the axial direction.
  • the heat shields are in operation of the combustion chamber except one high thermal load partly also mechanical Exposure to vibration.
  • the heat shield elements not fixed in the axial direction of the support structure They can, in particular, under such a Move mechanical load axially.
  • shifting results in axisymmetric, in particular with conical, combustion chambers or flame tubes to changes the axial column and the circumferential gap between the Heat shield elements.
  • the heat shield elements on move the support structure, the gaps between make them smaller or larger, resulting in a non-uniform shape Outflow of the cooling fluid and uneven temperature gradient in the columns leads.
  • an increased cooling fluid requirement In particular, taking into account enlarged gaps increases the need for cooling fluid.
  • an individual Rework necessary, which extends the assembly time.
  • the axial fixation can be a displacement of the Effectively suppress heat shield elements, so that when Determining the cooling fluid requirement assumed smaller clearance tolerances can be, thereby reducing the cooling fluid requirement can be recognized.
  • the axial fixation also leads to more even Temperature gradients at the heat shield elements and to more uniform thermal stresses. This results in thermal Load of heat shield elements less or shorter Cracks, which is why the replacement rate of the heat shield elements decreases and the inspection intervals can be extended.
  • a heat shield required assembly time can be shortened.
  • the heat shield elements comprises the heat shield first Element holder for fixing the heat shield elements in the circumferential direction the support structure and second element holder for Fixing the heat shield elements in the axial direction of the support structure.
  • the second element holders are at the same time designed to hold the sealing elements in the axial gaps.
  • the second element holder also seals the sealing element can hold on to an additional retaining element, as is the case with the axial fixation according to the described in DE 41 14 768 A1 State of the art for holding a sealing element necessary would be waived.
  • the support structure is in Circumferential direction of the support structure extending circumferential grooves on.
  • the second element holders are considered to have a staple opening and a bracket portion facing away from the clip opening provided brackets formed, the brackets with the staple opening facing away from the staple opening in such a way are inserted into a circumferential groove of the support structure that at least a portion of the clip for engaging a recess a heat shield element projects beyond the circumferential groove and so serves as an axial fixation of the heat shield element.
  • the sealing elements are inserted in the brackets.
  • the clamp can also provide engaging elements for engagement in a loaded in the clamp sealing element exhibit.
  • the heat shield elements comprise the heat shield elements each one of the support structure facing away from the hot side, the is suitable to be exposed to a hot medium, a the support structure facing cold side and a number of the Hot side with the cold side connecting peripheral surfaces.
  • At two opposite sides has a heat shield element first peripheral surfaces, each in the axial direction the support structure to a corresponding first peripheral surface an adjacent heat shield element, leaving an axial gap adjacent.
  • Recesses present, in cooperation with the recess the respective axially opposite peripheral surface of the adjacent heat shield element in the circumferential direction the support structure extending receptacle for a Form sealing element or multiple sealing elements.
  • the heat shield element at two opposite Side second peripheral surfaces, in the circumferential direction the support structure in each case to a corresponding second Peripheral surface of an adjacent heat shield element under Adjacent to a circumferential gap.
  • the element holders grip for fixing the heat shield elements in the circumferential direction the support structure in the second peripheral surfaces of the heat shield elements a, wherein the second peripheral surfaces with Secured sections are equipped, a Verschiebb the heat shield elements relative to the element holders along prevent the second peripheral surfaces.
  • the element holders which fix the heat shield elements in the circumferential direction also fixing in the axial direction. It will be additional to the anyway for fixing the heat shield elements in Circumferential direction of the support structure existing element holders no additional element holder needed. Only the security sections must be incorporated into the heat shield elements which is only a slight change compared to represents the design of the previously used heat shield elements.
  • the second Circumferential surfaces grooves, in which engaging portions engage the element holder and in which webs arranged in such a way are that they are in the axial direction of the support structure a stop for the engaging portions of the element holder form.
  • the webs form the securing sections, the a displacement of the element holder along the second peripheral surfaces prevent.
  • An inventive heat shield element for attachment to a support structure comprises a support structure to avert a Hot side, which is suitable exposed to a hot medium to be, one of the support structure zuschreibde cold side and a number connecting the hot side to the cold side Circumferential surfaces intended to abut peripheral surfaces of in Circumferential direction of the support structure, leaving the circumferential gap provided adjacent to heat shield elements are and grooves for engagement by engaging portions of element holders, which the heat shield element at the Holding support structure, have.
  • In each groove is at least a web arranged, which has a stop for the engagement sections forms the element holder.
  • Such a trained Heat shield element can be used with the previously for fixing in Circumferential direction of the support structure common element holders also fix in the axial direction. It is particularly suitable for use in a heat shield according to the second Variant of the heat shield according to the invention with axial fixation the heat shield elements.
  • the at least one web extends in a first embodiment the heat shield element according to the invention in Direction from the cold side to the hot side only by a part the groove profile. This will be the insertion of the usual Sealing elements in the groove not significantly disturbed.
  • the at least one bridge can be in the direction of the cold side also extend to the hot side through the entire groove profile. In this embodiment, although a change of in the groove to be inserted sealing elements necessary, but increases continuous web the strength of the heat shield element, especially in the area of the groove.
  • An inventive retaining element with a for engaging in Grooves formed by heat shield elements engaging portion has at least one surface element on the engagement section on, the surface normal when engaged in the Groove extending in the extension direction of the groove.
  • the erfindunbe Holding element provides an enlarged stop surface to Impact on the arranged in the grooves webs available and so can a secure axial fixation of the heat shield element guarantee.
  • a combustion chamber according to the invention or an inventive Flammrohr is equipped with a heat shield according to the invention, a gas turbine according to the invention with an inventive Combustion chamber or a flame tube according to the invention.
  • FIG 1 shows as a first embodiment of the invention Heat shield a section of an axisymmetric Heat shield for an annular combustion chamber of a gas turbine.
  • Heat shield elements 1, 2 which on an axisymmetric support structure 3 are fixed and in the axial direction A of the support structure 3 adjacent.
  • the heat shield elements are so arranged between two heat shield elements 1, 2 respectively a small gap remains.
  • the heat shield elements could collide due to the thermal expansion, so could this to stresses in the heat shield elements 1, 2 and thus causing an earlier wear or even breakage of one Heat shield element 1, 2 lead.
  • the heat shield elements 1, 2 each have an interior the heat chamber facing the heat-resistant hot side 4, in the operation of the gas turbine, the hot gas in the gas turbine combustor is exposed, and one of the support structure 3 facing cold side 5. Between the hot sides 4 and the Cold sides 5, the heat shield elements 1, 2 each four Peripheral surfaces 6, 7, with which the heat shield elements 1, 2 adjacent to adjacent heat shield elements 1, 2. Those Peripheral surfaces 6, with which the heat shield elements 1, 2 in the circumferential direction of the support structure 3 contiguous Grooves 8, in which engaging portions of element holders can engage to the heat shield elements 1, 2 in Fix the circumferential direction of the support structure 3.
  • FIG. 8 An element holder 25, as in the present embodiment for fixing the heat shield elements 1, 2 use is shown in Fig. 8.
  • the element holder 25 has a engaging portion 26 formed as engaging tab for engagement in the groove 8 of a heat shield element 1, 2nd and a fastening tab 27, with the help of the element holder 25 can be attached to the support structure 3, on.
  • the element holder 25 to the supporting structure 3 has these profile grooves 9 extending in the circumferential direction, in which the fastening tabs 27 of the element holder 25th
  • a corresponding holder and its attachment in The profile groove of the support structure is also disclosed in EP 0 558 540 described, with respect to the further embodiment as well the attachment of the element holder is referred to.
  • sealing elements 33 for example. Ceramic seals, inserted around the circumferential gap between two circumferentially adjacent ones Seal heat shield elements.
  • the first recess 10 serves both for receiving a Part of a bracket 12, which is shown enlarged in Figure 2 is as well as to pick up a part of one in the bracket 12 inserted and held by this sealing element 13th for sealing the axial gap between the heat shield elements 1, 2.
  • the second recess 11, however, serves only for Picking up a part of the sealing element 13.
  • the sealing elements may in particular as preferably ceramic hose elements be educated.
  • the clip 12 which is preferably made of an elastic material, For example, steel, is manufactured, has a clip opening 14 and a clip opening facing away from the web 15 (see Fig. 2). From the bridge 15 away, a first extend Clip portion 16 and a second clip portion 17, the together limit the clip opening 14. Close it the first clip portion 16 and the web 15 substantially an angle of 90 °, while the second bracket section 17 and the web 15 include an angle greater than 90 ° is. At the end remote from the web 15 of the second bracket portion 17 are jagged, towards the first Clamp portion 16 protruding projections 18 arranged which engaged for engaging in a clip 12 in the Sealing element 13 are provided. Preferably, the tips the serrated projections 18 rounded to damage to avoid the sealing element 13.
  • the brackets 12 are facing away with their the clamp opening 14 End in a formed in the support structure 13 circumferential groove 19 inserted in such a way that the web 15 on the groove bottom 20th is applied.
  • the second clip portion is thereby through the Groove wall 21 is pressed in the direction of the first clip portion 16, causing the clamp 12 to be biased in the groove 19 is held.
  • the serrated projections grip 18 while in an inserted into the bracket 12 sealing element 13 (not shown in Fig. 3), so that this is held by the bracket 12.
  • the first clip portion 16 on the circumferential groove 19th whereas the second clip portion 17 is complete is disposed within the circumferential groove 19.
  • the clamp 12 therefore serves simultaneously as a holder for the sealing element 13 and as a holding element for axially fixing the heat shield element 1. Since the first Recess 10 both the first clip portion 16 and has to take part of the sealing element 13, it has in the axial direction A of the support structure has a larger dimension on as the second recess 11, the only part has to absorb the sealing element.
  • sealing element 13 a different distance to Support structure 3 as in the grooves 8 of the heat shield elements 1, 2 inserted sealing elements 33, all can Sealing elements to the edge of the corresponding heat shield element or even beyond, without that they hinder each other.
  • the crossing points of circumferential and axial gaps effectively sealed.
  • a second embodiment of the invention Heat shield is shown in Fig. 4.
  • the sealing element shown in Fig. 1 13 of the first embodiment is the sealing element 22 in the second embodiment not by means of a Clip 12 inserted into a circumferential groove 19 of the support structure 3. Instead, it rests on the support structure 3. optional it may also be on the support structure 3 by means of suitable Fasteners, such as with the support structure 3 to screwed or otherwise to be fixed bracket attached be.
  • the heat shield elements 1, 2 at their axial edges recesses 23rd for receiving a part of the sealing element 22.
  • FIG. 4a A modification of this embodiment is shown in Fig. 4a shown.
  • the support structure points in Area of the axial edges of the heat shield elements 1, 2 a another circumferentially extending groove 23a for receiving one sealing the gap between the heat shield elements 1, 2 Sealing element 22a on.
  • the heat shield elements 1, 2 only in the circumferential direction of the support structure 3 by fixed in the groove 8 engaging element holder. If the heat shield elements 1, 2 also in the axial direction of the support structure 3 should be fixed, so this may be in a modification achieved by the second embodiment be that in the grooves 8 of the heat shield elements 1, 2 webs 24 are arranged, which provide a stop for the in the grooves 8 engaging engagement tabs 26 of the element holder 25th form and move the heat shield element in the axial direction A of the support structure 3 relative to the element holder 25th and thus also relative to the support structure 3 prevent (see Fig. 5 and Fig. 6). In particular, if on both sides of the Webs 24 engaging tabs 26 of element holders 25 in the groove 8 engage, is the heat shield element against axial displacement secured.
  • FIG. 7 An alternative embodiment of the web is shown in Fig. 7.
  • the web 28 extends only by a small part of the groove profile 8, so that enough space to insert the sealing element 33 in the groove 8 remains.
  • a change in the shape of the ein ownedden in the groove 8 Sealing elements 33 is not necessary in this embodiment.
  • the intervention takes place the engagement tab 26 of the engaging engagement member 25 with a small distance to the stop surfaces 29, 30 of the webs 24, 28, the thermal expansion of the webs not to hinder.
  • the distance is much smaller as the width of the axial gap between two heat shield elements.
  • the heat shield elements shown in the exemplary embodiments, Element holder as well as in the embodiments Support structure shown can be quickly and inexpensively by modifying the previously used heat shield elements (introduction the recesses 10, 11, 23 and / or webs 24, 28), element holder (changes to the engaging tab 26) or the support structure used hitherto Implement (introducing the circumferential groove 19).

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gasket Seals (AREA)
  • Exhaust Silencers (AREA)
EP04001689A 2004-01-27 2004-01-27 Bouclier thermique Withdrawn EP1561997A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP04001689A EP1561997A1 (fr) 2004-01-27 2004-01-27 Bouclier thermique
EP04804880.5A EP1730446B1 (fr) 2004-01-27 2004-12-16 Ecran thermique
CNB2004800038075A CN100523618C (zh) 2004-01-27 2004-12-16 热屏
US10/586,233 US7677044B2 (en) 2004-01-27 2004-12-16 Heat shield
RU2006130737/06A RU2364793C2 (ru) 2004-01-27 2004-12-16 Теплозащитный экран, элемент теплозащитного экрана, удерживающий элемент, камера сгорания с теплозащитным экраном, жаровая труба и газовая турбина
PCT/EP2004/053534 WO2005071320A1 (fr) 2004-01-27 2004-12-16 Ecran thermique
JP2006549943A JP4468381B2 (ja) 2004-01-27 2004-12-16 熱シールド
EP20110004163 EP2363643B1 (fr) 2004-01-27 2004-12-16 Elément de bouclier thermique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04001689A EP1561997A1 (fr) 2004-01-27 2004-01-27 Bouclier thermique

Publications (1)

Publication Number Publication Date
EP1561997A1 true EP1561997A1 (fr) 2005-08-10

Family

ID=34673652

Family Applications (3)

Application Number Title Priority Date Filing Date
EP04001689A Withdrawn EP1561997A1 (fr) 2004-01-27 2004-01-27 Bouclier thermique
EP04804880.5A Not-in-force EP1730446B1 (fr) 2004-01-27 2004-12-16 Ecran thermique
EP20110004163 Not-in-force EP2363643B1 (fr) 2004-01-27 2004-12-16 Elément de bouclier thermique

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP04804880.5A Not-in-force EP1730446B1 (fr) 2004-01-27 2004-12-16 Ecran thermique
EP20110004163 Not-in-force EP2363643B1 (fr) 2004-01-27 2004-12-16 Elément de bouclier thermique

Country Status (6)

Country Link
US (1) US7677044B2 (fr)
EP (3) EP1561997A1 (fr)
JP (1) JP4468381B2 (fr)
CN (1) CN100523618C (fr)
RU (1) RU2364793C2 (fr)
WO (1) WO2005071320A1 (fr)

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EP1715248A1 (fr) * 2005-04-19 2006-10-25 Siemens Aktiengesellschaft Élément de fixation et portion correspondante d'un bouclier thermique ainsi que chambre de combustion munie d'un tel bouclier
WO2014207207A1 (fr) * 2013-06-27 2014-12-31 Siemens Aktiengesellschaft Fixation d'une brique de protection thermique sur une structure porteuse et protection thermique

Families Citing this family (31)

* Cited by examiner, † Cited by third party
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EP2423596A1 (fr) * 2010-08-27 2012-02-29 Siemens Aktiengesellschaft Elément de bouclier thermique
US8739547B2 (en) * 2011-06-23 2014-06-03 United Technologies Corporation Gas turbine engine joint having a metallic member, a CMC member, and a ceramic key
US9534783B2 (en) * 2011-07-21 2017-01-03 United Technologies Corporation Insert adjacent to a heat shield element for a gas turbine engine combustor
FR2982845B1 (fr) * 2011-11-22 2013-12-20 Airbus Operations Sas Carenage aerodynamique arriere de mat de moteur d'aeronef
GB2500415B (en) * 2012-03-21 2016-09-07 Carbon Compost Company Ltd Retort
FR2988688B1 (fr) * 2012-03-27 2014-05-09 Airbus Operations Sas Carenage aerodynamique arriere a tenue en temperature amelioree pour mat d'accrochage d'ensemble propulsif d'aeronef
EP2711634A1 (fr) * 2012-09-21 2014-03-26 Siemens Aktiengesellschaft Bouclier thermique avec une structure porteuse et procédé de refroidissement de la structure porteuse
EP2711633A1 (fr) * 2012-09-21 2014-03-26 Siemens Aktiengesellschaft Elément de retenue pour maintenir un bouclier de protection thermique et procédé de refroidissement de la structure porteuse d'un bouclier thermique
EP2711630A1 (fr) * 2012-09-21 2014-03-26 Siemens Aktiengesellschaft Dispositif de refroidissement d'une structure porteuse d'un bouclier thermique et bouclier thermique
US9771818B2 (en) 2012-12-29 2017-09-26 United Technologies Corporation Seals for a circumferential stop ring in a turbine exhaust case
WO2014133615A1 (fr) * 2013-03-01 2014-09-04 Rolls-Royce Corporation Joint à bande bimétallique
CN105324611A (zh) * 2013-05-21 2016-02-10 西门子股份公司 用于燃烧室的隔热件的隔热瓦
ITMI20131115A1 (it) 2013-07-03 2015-01-04 Ansaldo Energia Spa Piastrella per il rivestimento di camere di combustione, in particolare di impianti per la produzione di energia elettrica a turbina a gas, e camera di combustione comprendente detta piastrella
WO2015022222A1 (fr) * 2013-08-15 2015-02-19 Siemens Aktiengesellschaft Écran thermique comportant un résonateur de helmholtz
US9534784B2 (en) 2013-08-23 2017-01-03 Pratt & Whitney Canada Corp. Asymmetric combustor heat shield panels
US8984896B2 (en) 2013-08-23 2015-03-24 Pratt & Whitney Canada Corp. Interlocking combustor heat shield panels
EP3017253B1 (fr) * 2013-09-11 2017-04-26 Siemens Aktiengesellschaft Bouclier thermique céramique pour une chambre de combustion de turbine à gaz, chambre de combustion pour une turbine à gaz et procédé
EP3008389A1 (fr) * 2013-09-30 2016-04-20 Siemens Aktiengesellschaft Bouclier thermique pour chambre de combustion de turbine à gaz et briques de bouclier thermique pour un tel bouclier thermique
FR3014840B1 (fr) 2013-12-17 2017-10-13 Airbus Operations Sas Ensemble pour aeronef comprenant un corps d'attache moteur equipe d'au moins une ferrure de support de manille penetrant dans le caisson du mat d'accrochage
FR3015431B1 (fr) * 2013-12-19 2017-12-15 Airbus Operations Sas Structure primaire de mat d'accrochage renforcee.
FR3015433B1 (fr) 2013-12-23 2016-02-12 Airbus Operations Sas Ensemble pour aeronef comprenant un mat d'accrochage integre a la nacelle et agence en partie arriere du fuselage
DE102015202570A1 (de) * 2015-02-12 2016-08-18 Rolls-Royce Deutschland Ltd & Co Kg Abdichtung eines Randspalts zwischen Effusionsschindeln einer Gasturbinenbrennkammer
US10739001B2 (en) 2017-02-14 2020-08-11 Raytheon Technologies Corporation Combustor liner panel shell interface for a gas turbine engine combustor
US10677462B2 (en) 2017-02-23 2020-06-09 Raytheon Technologies Corporation Combustor liner panel end rail angled cooling interface passage for a gas turbine engine combustor
US10718521B2 (en) 2017-02-23 2020-07-21 Raytheon Technologies Corporation Combustor liner panel end rail cooling interface passage for a gas turbine engine combustor
US10830434B2 (en) 2017-02-23 2020-11-10 Raytheon Technologies Corporation Combustor liner panel end rail with curved interface passage for a gas turbine engine combustor
US10823411B2 (en) 2017-02-23 2020-11-03 Raytheon Technologies Corporation Combustor liner panel end rail cooling enhancement features for a gas turbine engine combustor
US10941937B2 (en) 2017-03-20 2021-03-09 Raytheon Technologies Corporation Combustor liner with gasket for gas turbine engine
EP3839347A1 (fr) * 2019-12-20 2021-06-23 Siemens Aktiengesellschaft Carreau de bouclier thermique d'une chambre de combustion
DE102020203017A1 (de) * 2020-03-10 2021-09-16 Siemens Aktiengesellschaft Brennkammer mit keramischem Hitzeschild und Dichtung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4114768A1 (de) 1990-05-17 1991-11-21 Siemens Ag Keramischer hitzeschild fuer eine heissgasfuehrende struktur
EP0558540B1 (fr) 1990-11-29 1995-06-14 Siemens Aktiengesellschaft Ecran thermique en ceramique monte sur une structure portante
EP1128131A1 (fr) * 2000-02-23 2001-08-29 Siemens Aktiengesellschaft Bouclier thermique, chambre de combustion et turbine à gaz
EP1191285A1 (fr) * 2000-09-22 2002-03-27 Siemens Aktiengesellschaft Bouclier thérmique , chambre de combustion avec garnissage interne et turbine à gaz
EP1288601A1 (fr) * 2001-08-28 2003-03-05 Siemens Aktiengesellschaft Brique de protection thermique ainsi que son utilisation dans une chambre de combustion
EP1302723A1 (fr) 2001-10-15 2003-04-16 Siemens Aktiengesellschaft Revêtement pour parois intérieures de chambre de combustion

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387663A (en) * 1942-09-16 1945-10-23 Detrick M H Co Furnace arch or roof construction
US2910155A (en) * 1956-05-07 1959-10-27 Dominion Fasteners Ltd Fasteners
US5431020A (en) * 1990-11-29 1995-07-11 Siemens Aktiengesellschaft Ceramic heat shield on a load-bearing structure
DE10155420A1 (de) * 2001-11-12 2003-05-22 Rolls Royce Deutschland Hitzeschildanordnung mit Dichtungselement

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4114768A1 (de) 1990-05-17 1991-11-21 Siemens Ag Keramischer hitzeschild fuer eine heissgasfuehrende struktur
EP0558540B1 (fr) 1990-11-29 1995-06-14 Siemens Aktiengesellschaft Ecran thermique en ceramique monte sur une structure portante
EP1128131A1 (fr) * 2000-02-23 2001-08-29 Siemens Aktiengesellschaft Bouclier thermique, chambre de combustion et turbine à gaz
EP1191285A1 (fr) * 2000-09-22 2002-03-27 Siemens Aktiengesellschaft Bouclier thérmique , chambre de combustion avec garnissage interne et turbine à gaz
EP1288601A1 (fr) * 2001-08-28 2003-03-05 Siemens Aktiengesellschaft Brique de protection thermique ainsi que son utilisation dans une chambre de combustion
EP1302723A1 (fr) 2001-10-15 2003-04-16 Siemens Aktiengesellschaft Revêtement pour parois intérieures de chambre de combustion

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1715248A1 (fr) * 2005-04-19 2006-10-25 Siemens Aktiengesellschaft Élément de fixation et portion correspondante d'un bouclier thermique ainsi que chambre de combustion munie d'un tel bouclier
WO2006111518A1 (fr) * 2005-04-19 2006-10-26 Siemens Aktiengesellschaft Element de retenue et element pour un bouclier thermique, ainsi que chambre de combustion pourvu d'un bouclier thermique
US8104287B2 (en) 2005-04-19 2012-01-31 Siemens Aktiengesellschaft Retaining element and heat shield element for a heat shield and combustion chamber provided with a heat shield
WO2014207207A1 (fr) * 2013-06-27 2014-12-31 Siemens Aktiengesellschaft Fixation d'une brique de protection thermique sur une structure porteuse et protection thermique
US10330318B2 (en) 2013-06-27 2019-06-25 Siemens Aktiengesellschaft Securing a heat shield block to a support structure, and heat shield

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EP1730446A1 (fr) 2006-12-13
EP2363643B1 (fr) 2015-04-29
RU2006130737A (ru) 2008-03-10
EP1730446B1 (fr) 2013-05-08
JP4468381B2 (ja) 2010-05-26
CN100523618C (zh) 2009-08-05
US7677044B2 (en) 2010-03-16
JP2007519882A (ja) 2007-07-19
EP2363643A1 (fr) 2011-09-07
RU2364793C2 (ru) 2009-08-20
US20070151249A1 (en) 2007-07-05
WO2005071320A1 (fr) 2005-08-04
CN1748110A (zh) 2006-03-15

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