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1. 发明专利

JP2008008612A Device for injecting air/fuel mixture, combustion chamber having it, and turbomachine 审中-公开
标题翻译：注射空气/燃料混合物的装置，拥有它的燃烧室和涡轮机
公开(公告)号：JP2008008612A
公开(公告)日：2008-01-17
申请号：JP2007170391
申请日：2007-06-28
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , GUEZENGAR DOMINIQUE , HERNANDEZ DIDIER HIPPOLYTE , LUNEL ROMAIN NICOLAS , ROLLET PASCALE
IPC分类号： F23R3/06 , F02C7/22 , F23R3/14 , F23R3/28
CPC分类号： F23D11/107 , F23D14/78 , F23D2214/00 , F23R3/12 , F23R3/14 , F23R3/286 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To install a device for injecting an air/fuel mixture into a combustion chamber in a restricted space. SOLUTION: The injection device 20 comprises a bowl 70, which is provided with an external cylindrical wall 73 continued to its downstream side end by a divergent section 74, and the divergent section 74 has a ring-shaped collar 75 radially extending outward on the downstream side. The divergent section of the bowl is connected to a cylindrical ring 77 on the immediately upstream side of a flange by a connecting wall 76. The cylindrical ring and connecting wall form a connection rim oriented in the upstream side direction. At least one row of vortex holes 79 is formed in the external cylindrical wall in the vicinity of its upstream side end part. The connecting wall of the connection rim of the bowl is provided with a row of cooling orifices 81 inclined axially at an angle γ to the axis of symmetry of the injection device. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在有限的空间中安装用于将空气/燃料混合物喷射到燃烧室中的装置。解决方案：注射装置20包括碗70，碗70具有通过发散部分74连续到其下游侧端的外圆柱形壁73，并且发散部分74具有径向向外延伸的环形轴环75 在下游。碗的发散部分通过连接壁76连接到法兰紧紧上游侧的圆柱形环77.圆柱形环和连接壁形成沿着上游侧方向定向的连接边缘。在其外侧圆筒壁的上游侧端部附近形成有至少一排涡流孔79。碗的连接边缘的连接壁设置有一排与喷射装置的对称轴线成角度γ轴向倾斜的冷却孔81。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007309637A Combustion chamber of turbomachine 审中-公开
标题翻译：燃烧室燃烧室
公开(公告)号：JP2007309637A
公开(公告)日：2007-11-29
申请号：JP2007129104
申请日：2007-05-15
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , SANDELIS DENIS JEAN MAURICE
IPC分类号： F23R3/04 , F02C7/22
CPC分类号： F23R3/10 , F23R3/14 , F23R3/286 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide an optimum compromise point, without defects, to be particular, comprising a small number of injectors, between idling operation and full-throttle operation.
SOLUTION: A combustion chamber 10 of a turbomachine, comprising at least one bowl 95 with a substantially truncated wall that is formed with an annular row of air injection orifices, and a fuel injector 36 arranged upstream of the bowl, the annular row of air injection orifices comprising smaller-diameter orifices 140 and larger-diameter orifices 142 which are arranged in alternating fashion and with a uniform distribution around the axis of the bowl to produce two annular air/fuel mixture layers 144, 148.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在空转操作和全油门操作之间提供无特别的，包括少量喷油器的最佳折中点。解决方案：涡轮机的燃烧室10包括至少一个碗95，其具有形成有环形排空气喷射孔的基本上截头的壁，以及布置在碗的上游的燃料喷射器36，环形排空气喷射孔包括小直径孔140和大直径孔142，它们以交替的方式布置并且围绕碗的轴线均匀分布，以产生两个环形空气/燃料混合物层144,148。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2007155322A Device for injecting mixture of air and fuel, and combustion chamber and turbine engine with such device 有权
标题翻译：用于喷射空气和燃料混合物的装置，以及具有这种装置的燃烧室和涡轮发动机
公开(公告)号：JP2007155322A
公开(公告)日：2007-06-21
申请号：JP2006328039
申请日：2006-12-05
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , SANDELIS DENIS JEAN MAURICE , TRAHOT DENIS
IPC分类号： F23R3/28 , F23R3/04 , F23R3/14
CPC分类号： F23R3/283 , F23R3/14 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To form a sufficient supply section for air intake by a new injection device capable of enlarging the diameter of a swirler than a diameter corresponding to the contact surface between a defector and a bowl.
SOLUTION: The invention relates to a novel device for injecting a mixture of air and fuel into a combustion chamber of a turbine engine. The injection device comprises radial swirlers 42 and 43 of outside diameter D2 having symmetry of revolution about an axis 33, a bowl 30 spaced axially from the radial swirlers 42 and 43, and a support ring 50 for supporting the injection device, which is arranged around the bowl. The bowl has a cylindrical wall 32 extended by a flared wall 31. In this novel device, the support ring 50 comprises a first cylindrical portion 51 of outside diameter D3 and a second cylindrical portion 52 of outside diameter D4 to which the first cylindrical portion is connected, the first cylindrical portion being connected to the cylindrical wall of the bowl by a plurality of support tabs 55.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过能够扩大旋流器的直径的新型注射装置形成足够的进气部分，而不是与剔除器和碗之间的接触表面相对应的直径。解决方案：本发明涉及一种用于将空气和燃料的混合物喷射到涡轮发动机的燃烧室中的新型装置。注射装置包括外径D2的径向旋流器42和43，其具有围绕轴线33的旋转对称的旋转器42和43，与径向旋流器42和43轴向间隔开的碗30，以及用于支撑注射装置的支撑环50，这个碗。碗具有通过扩口壁31延伸的圆柱形壁32.在该新型装置中，支撑环50包括外径D3的第一圆柱形部分51和外径D4的第二圆柱形部分52，第一圆柱形部分第一圆柱形部分通过多个支撑片55连接到碗的圆柱形壁上。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2009057971A Turbomachine equipped with annular combustion chamber 有权
标题翻译：涡轮发动机配有环形燃烧室
公开(公告)号：JP2009057971A
公开(公告)日：2009-03-19
申请号：JP2008219010
申请日：2008-08-28
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , DE SOUSA MARIO , HERNANDEZ DIDIER
IPC分类号： F02C7/20 , F02C7/00 , F02C7/24 , F23R3/60
CPC分类号： F23R3/283 , F02C3/14 , F05D2230/642 , F05D2250/70 , F05D2260/96 , F23R3/50 , F23R3/60
摘要： PROBLEM TO BE SOLVED: To provide a turbomachine that prevents disadvantages accompanying a method for attaching an annular combustion chamber in a simple, effective, and economical manner.
SOLUTION: The turbomachine is equipped with an annular combustion chamber (46) comprising at its upstream end an annular chamber bottom (28), and attached at its downstream end by annular flanges (24, 26) to a radially inner casing (14) and outer casing (18), wherein the upstream end of the combustion chamber (46) is connected to the inner casing (14) or outer casing (18) by elastically deformable means (48, 49) of variable stiffness.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种涡轮机，其以简单，有效和经济的方式防止伴随附接环形燃烧室的方法的缺点。解决方案：涡轮机配备有环形燃烧室（46），其在其上游端包括环形室底部（28），并且在其下游端由环形凸缘（24,26）附接到径向内壳体 14）和外壳（18），其中燃烧室（46）的上游端通过具有可变刚度的可弹性变形的装置（48,49）连接到内壳（14）或外壳（18）。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008025579A Wall ventilating system for combustion chamber 有权
标题翻译：用于燃烧室的通风系统
公开(公告)号：JP2008025579A
公开(公告)日：2008-02-07
申请号：JP2007186670
申请日：2007-07-18
申请人： Snecma , スネクマ
发明人： BRUNET ANTOINE ROBERT ALAIN , COMMARET PATRICE ANDRE , HERNANDEZ DIDIER HIPPOLYTE , LOCATELLI DAVID
IPC分类号： F02C7/18 , F23R3/42 , F23R3/46
CPC分类号： F02C3/08 , F01D5/082 , F01D25/12 , F02C3/14 , F02C7/18 , F05D2240/14 , F05D2250/182 , F23R3/26 , Y02T50/676
摘要： PROBLEM TO BE SOLVED: To avoid disadvantageous problems with conventional technology including a turbulent flow or flow separation resulting in lower performance of a turbine engine, and great load loss by improving the performance of a ventilating system.
SOLUTION: The wall ventilating system for a combustion chamber in a turbine engine comprises a centrifugal compressor 10 using a diffuser 12 for supplying air to the combustion chamber 14, and an annular case 90 radially arranged between the combustion chamber and an upstream terminal end 26 of the diffuser. The case includes a radial outside wall 92 for guiding air flowing out of the diffuser, and a radial inside wall 94 for defining a passage 88 out of which the air flowing out of the diffuser flows together with the terminal end of the diffuser.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了避免传统技术的不利问题，包括涡流引擎的涡流或流动分离，导致涡轮发动机的性能较差，并且通过改善通风系统的性能而导致极大的负载损失。解决方案：涡轮发动机中用于燃烧室的壁通风系统包括使用用于向燃烧室14供应空气的扩散器12的离心式压缩机10和径向地布置在燃烧室和上游端子之间的环形壳体90 扩散器的末端26。壳体包括用于引导从扩散器流出的空气的径向外壁92和用于限定通道88的径向内壁94，流出扩散器的空气与扩散器的终端一起流过。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2009047411A Turbo machine diffuser 有权
标题翻译：涡轮机差速器
公开(公告)号：JP2009047411A
公开(公告)日：2009-03-05
申请号：JP2008206652
申请日：2008-08-11
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , DESAULTY MICHEL ANDRE ALBERT , LUNEL ROMAIN NICOLAS , ROLLET PASCALE
IPC分类号： F23R3/04 , F02C3/08 , F04D29/44
CPC分类号： F02C3/08 , F02C3/14 , F04D29/444 , F05D2250/71
摘要： PROBLEM TO BE SOLVED: To improve this type of a turbo machine to further improve supply to an injection system.
SOLUTION: The turbo machine comprises an annular combustion chamber (40) with injection orifices (44); a centrifugal compressor (10) having a centrifugal downstream stage; and an annular diffuser (20). The diffuser (20) comprises a radially-oriented upstream portion (21) with diffusion passages (22) connected to a discharge port of the compressor (10); an elbow-shaped intermediate portion (24); and a downstream portion (25) comprising a series of fairing straightening vanes (26) and inclined relative to the axis (A) of the turbo-machine. In the cross section containing the axis (A) of the turbo machine and passing via the center (C) of one of the injection orifices (44), an abscissa distance of a curved line along a flow line (L) between the middle (O) of the flow path at trailing edges of the fairing straightening vanes (26) and the center (C) is set greater than or equal to three times the height (h) of the flow path.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：改进这种类型的涡轮机，以进一步改善对注射系统的供应。涡轮机包括具有喷射孔（44）的环形燃烧室（40）。具有离心下游级的离心式压缩机（10）和环形漫射器（20）。扩散器（20）包括径向定向的上游部分（21），扩散通道（22）连接到压缩机（10）的排放口; 肘形中间部分（24）; 以及包括一系列整流罩矫直叶片（26）并相对于涡轮机的轴线（A）倾斜的下游部分（25）。在包含涡轮机的轴线（A）并经过其中一个喷射孔（44）的中心（C）的横截面中，沿着中间的流线（L）的曲线的横坐标距离整流罩整流叶片（26）和中心（C）的后缘处的流路的距离设定为大于或等于流路高度（h）的三倍。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2007212126A Turbomachine combustion chamber 有权
标题翻译：涡轮燃烧室
公开(公告)号：JP2007212126A
公开(公告)日：2007-08-23
申请号：JP2007025124
申请日：2007-02-05
申请人： Snecma , スネクマ
发明人： BESSAGNET FLORIAN ANDRE FRANCO , COMMARET PATRICE ANDRE , DE SOUSA MARIO CESAR , HERNANDEZ DIDIER HIPPOLYTE
IPC分类号： F23R3/06 , F23R3/42 , F23R3/50
CPC分类号： F23R3/06 , F23D2211/00 , F23R2900/00005 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a combustion chamber for a turbomachine such as an aircraft turbojet or turbofan. SOLUTION: The turbomachine combustion chamber 10 has primary and dilution air inlet orifices 52, 54 formed by die stamping to have edges 66 that project into the inside of the combustion chamber 10, and stress relaxation and/or reduction means in the edges or in the vicinity of the edges of the orifices 52, 54. The means comprise, for each orifice, one, two, or three slots formed in the edge 66 or around a fraction of the edge of the orifice 52, 54. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供用于诸如飞机涡轮喷气发动机或涡轮风扇之类的涡轮机的燃烧室。解决方案：涡轮机燃烧室10具有初级和稀释空气入口孔口52,54，其通过模具冲压形成，以具有突出到燃烧室10的内部的边缘66，并且边缘中的应力松弛和/或还原装置或在孔52,54的边缘附近。该装置包括形成在边缘66中或围绕孔52,54的边缘的一部分的每个孔的一个，两个或三个槽。
版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2009103439A Combustion chamber wall with optimized dilution and cooling, and combustion chamber and turbomachine both provided therewith 有权
标题翻译：燃烧室与优化的稀释和冷却，燃烧室和涡轮增压器提供给它
公开(公告)号：JP2009103439A
公开(公告)日：2009-05-14
申请号：JP2008270505
申请日：2008-10-21
申请人： Snecma , スネクマ
发明人： CAZALENS MICHEL P , COMMARET PATRICE ANDRE , LUNEL ROMAIN
IPC分类号： F23R3/06 , F02C7/18
CPC分类号： F23R3/06 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a simple solution that can be easily performed, and that can avoid the occurrence of a high temperature region when chamber walls are cooled by a porous orifice without increasing contaminated exhaust or negatively effecting a temperature distribution at a chamber outlet.
SOLUTION: The invention relates to the field of turbomachines and concerns a combustion chamber (4) for which the dilution supply is optimized. The invention relates more particularly to optimization of the position of dilution holes (30a, 30b) present on the walls (7a, 7b) of the combustion chamber.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供可以容易地进行的简单的解决方案，并且当室壁被多孔孔冷却而不增加污染的排气或负面地影响温度分布时，可以避免出现高温区域一个室出口。解决方案：本发明涉及涡轮机领域，并涉及对稀释供应进行优化的燃烧室（4）。本发明更具体地涉及存在于燃烧室的壁（7a，7b）上的稀释孔（30a，30b）的位置的优化。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2009103438A Combustion chamber with optimized dilution and turbomachine provided with the same 审中-公开
标题翻译：具有优化设备的燃烧室和涡轮增压器
公开(公告)号：JP2009103438A
公开(公告)日：2009-05-14
申请号：JP2008270503
申请日：2008-10-21
申请人： Snecma , スネクマ
发明人： CAMPION JEAN-MICHEL JACQUES , CAZALENS MICHEL P , COMMARET PATRICE ANDRE , ROLLET PASCALE
IPC分类号： F23R3/06 , F23R3/50
CPC分类号： F23R3/06 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a novel definition of the position of dilution holes on walls of a chamber.
SOLUTION: The invention relates to the field of turbomachines and concerns a combustion chamber (4) for which the dilution supply is optimized. The invention relates more particularly to optimization of the position of the dilution holes (30a, 30b) present on the walls (7a, 7b) of the combustion chamber.
COPYRIGHT: (C)2009,JPO&INPIT

10. 发明专利

JP2009030965A Combustion chamber of turbomachine 有权
标题翻译：燃烧室燃烧室
公开(公告)号：JP2009030965A
公开(公告)日：2009-02-12
申请号：JP2008190511
申请日：2008-07-24
申请人： Snecma , スネクマ
发明人： COMMARET PATRICE ANDRE , DUVAL SYLVAIN , HERNANDEZ DIDIER HIPPOLYTE , VUILLEMENOT YANN FRANCOIS JEAN
IPC分类号： F23R3/60 , F02C7/00 , F02C7/20 , F23R3/46
CPC分类号： F23R3/60 , F01D9/023 , F01D25/24 , F02C3/14 , F05B2260/301 , F05D2230/642 , F05D2260/56 , F23R3/50 , Y02T50/671 , Y02T50/675
摘要： PROBLEM TO BE SOLVED: To provide a turbomachine having a convergent annular chamber avoiding defects in a prior art by a simple, effective and economical method.
SOLUTION: The turbomachine includes the annular combustion chamber (48) including two walls of a radially inner wall (24) and a radially outer wall (26) exhibiting the symmetry of revolution which are connected at their upstream ends by an annular chamber end wall (28) equipped with a fuel-injection means. The turbomachine includes a suspension means (50) for suspending the upstream end of the combustion chamber (48) from an outer casing (18).
COPYRIGHT: (C)2009,JPO&INPIT

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