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公开(公告)号：US20240318573A1
公开(公告)日：2024-09-26
申请号：US18357282
申请日：2023-07-24
发明人： Sajinu Nangariyil , Ravindra Shankar Ganiger , Abhilash Pillai , Adam Tomasz Pazinski , David Raju Yamarthi
IPC分类号： F01D11/08
CPC分类号： F01D11/08 , F05D2220/323 , F05D2240/55
摘要： A turbine engine is provided. The gas turbine engine defines a radial direction and includes: a rotor; a stator comprising a carrier; a seal assembly disposed between the rotor and the stator, the seal assembly comprising a seal segment, the seal segment having a seal face configured to form a fluid bearing with the rotor; and a seal support assembly, the seal support assembly including a magnet assembly having a magnet coupled to the carrier or the seal segment for biasing the first seal segment along the radial direction.
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公开(公告)号：US12116896B1
公开(公告)日：2024-10-15
申请号：US18189408
申请日：2023-03-24
发明人： Grant Robert Portune , Steven Douglas Johnson , Mallikarjun Metri , Ajith Jogi , Pratish Patil , Nageswar Rao Ganji , Rahul Anil Bidkar , Prateek Jalan , Ravindra Shankar Ganiger , David Raju Yamarthi , Narendra Anand Hardikar , Chandrashekhar Kandukuri
CPC分类号： F01D11/001 , F01D11/025 , F01D11/04 , F01D25/22 , F16J15/40 , F16J15/445 , F16J15/164
摘要： A turbine engine is provided. The gas turbine engine defines a radial direction and includes: a rotor; a stator comprising a carrier; a seal assembly disposed between the rotor and the stator, the seal assembly comprising a plurality of seal segments, the plurality of seal segments having a seal segment, the seal segment having a seal face configured to form a fluid bearing with the rotor; and a seal support assembly, the seal support assembly comprises a pneumatic engagement assembly operable to bias the seal segment along the radial direction during operation of the turbine engine.
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公开(公告)号：US20240301801A1
公开(公告)日：2024-09-12
申请号：US18180449
申请日：2023-03-08
发明人： Ravindra Shankar Ganiger , Vidyashankar Ramasastry Buravalla , David Raju Yamarthi , Rajesh Kumar , Jeffrey Douglas Rambo
CPC分类号： F01D11/08 , F03G7/0614 , F05D2220/30 , F05D2240/55
摘要： A turbine engine is provided. The turbine engine includes: a rotor; a stator having a carrier; a seal support assembly coupled to the carrier; and a seal assembly disposed between the rotor and the stator and supported by the seal support assembly, the seal assembly defining a high pressure side and a low pressure side and including a plurality of seal segments, the plurality of seal segments having a first seal segment, the first seal segment having a seal face configured to form a fluid bearing with the rotor, a lip assembly, and a body, the lip assembly positioned on the high pressure side, the lip assembly including a seal lip having a high pressure surface defining a first angle with an axial direction and a low pressure surface defining a second angle with the axial direction, the second angle being greater than the first angle.
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公开(公告)号：US11879355B1
公开(公告)日：2024-01-23
申请号：US17881771
申请日：2022-08-05
发明人： David Raju Yamarthi , Vasanth Kumar Balaramudu , Vishnu Vardhan Venkata Tatiparthi , Paul Mathew , Douglas Lorrimer Armstrong , Gary Willard Bryant, Jr. , Nuthi Srinivas
CPC分类号： F01D5/147 , F01D5/282 , F05D2240/30 , F05D2250/25 , F05D2300/6034 , F05D2300/612
摘要： An airfoil assembly and a method of manufacturing the same are provided, the airfoil assembly defining a span axis, a root end, and a tip end. The airfoil assembly includes a reinforcement structure comprising a first helical support structure wrapped around the span axis between the root end and the tip end and a second helical support structure wrapped around the span axis between the root end and the tip end; a polymeric matrix material positioned at least partially around the reinforcement structure; and an outer skin positioned around the reinforcement structure and the polymeric matrix material.
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公开(公告)号：US20230358242A1
公开(公告)日：2023-11-09
申请号：US17840410
申请日：2022-06-14
发明人： Mohan Kannaiah Raju , David Raju Yamarthi , Prachi Anand Tappu , Santosh Pattnaik , Adam Joseph Wangler , Elzbieta Kryj-Kos , Venkata Subramanya Sarma Devarakonda , Douglas Lorrimer Armstrong
CPC分类号： F04D25/026 , F04D29/403
摘要： High pressure magnetic coupling shrouds and methods of producing the same are disclosed herein. An example shroud disclosed herein includes an inner shell including a thermoplastic composite or a metal, and an outer shell including a composite material.
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公开(公告)号：US11661863B2
公开(公告)日：2023-05-30
申请号：US17358236
申请日：2021-06-25
发明人： Amit Arvind Kurvinkop , David Raju Yamarthi , David Allan Dranschak , Brian Christopher Kemp , Marc David Zinger , Parmeet Singh Chhabra , Roberto Karpik , Eliel Fresco Rodriguez
CPC分类号： F01D25/16 , F02C7/27 , F05D2220/32 , F05D2240/54 , F05D2260/85
摘要： An air turbine starter that includes a housing. The housing can circumscribe a turbine coupled that is coupled to a gear train in a gear box via a drive shaft. The gear train can couple to an output shaft via at least a carrier. The air turbine starter can include at least a first bearing assembly and a second bearing assembly to rotatably support one or more of the drive shaft, the carrier, or the output shaft.
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公开(公告)号：US20150145354A1
公开(公告)日：2015-05-28
申请号：US14089742
申请日：2013-11-25
CPC分类号： H02K1/185
摘要： Embodiments of the invention relate generally to turbo-generators and, more particularly, to suspension systems for turbo-generators and the attenuation of vibration in a stator core induced by an electromagnetic load. In one embodiment, the invention provides a support clamp comprising: an arcuate body; a first affixation point; a second affixation point; and a securing point between the first and second affixation points, wherein each of the first and second affixation points includes a radially-oriented opening extending from an inner surface to an outer surface and the securing point includes an area adjacent to an angled opening extending from a first surface to a second surface, each of the first and second surfaces lying substantially perpendicular to the inner and outer surfaces of the arcuate body.
摘要翻译： 本发明的实施例一般涉及涡轮发电机，更具体地涉及用于涡轮发电机的悬架系统和由电磁负载引起的定子铁芯中振动的衰减。 在一个实施例中，本发明提供了一种支撑夹具，包括：弓形体; 第一个固定点; 第二个固定点; 以及第一和第二固定点之间的固定点，其中第一和第二固定点中的每一个包括从内表面延伸到外表面的径向定向的开口，并且固定点包括邻近于从 第一表面到第二表面，每个第一表面和第二表面基本上垂直于弓形体的内表面和外表面。
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公开(公告)号：US20150008781A1
公开(公告)日：2015-01-08
申请号：US13934192
申请日：2013-07-02
IPC分类号： H02K5/00
摘要： Embodiments of the invention are related generally to electromagnetic machines and, more particularly, to a suspension system and related methods for the attachment of the stator core of an electromagnetic machine to a surrounding frame or enclosure. In one embodiment, the invention provides a system for supporting a stator core of an electromagnetic machine, the system comprising: a rigid frame structure including: an upper portion; and a lower portion beneath the upper portion; a first plurality of wire rope members, each having a first end and a second end; and a first plurality of attachment devices for affixing at least one of the first end or the second end of each of the first plurality of wire rope members to the upper portion.
摘要翻译： 本发明的实施例通常涉及电磁机器，更具体地涉及一种用于将电磁机器的定子铁心连接到周围框架或外壳上的悬架系统和相关方法。 在一个实施例中，本发明提供了一种用于支撑电磁机器的定子芯的系统，该系统包括：刚性框架结构，包括：上部; 和在上部下方的下部; 第一多个钢丝绳构件，每个钢丝绳构件具有第一端和第二端; 以及第一多个附接装置，用于将第一多个钢丝绳构件中的每一个的第一端或第二端中的至少一个固定到上部。
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公开(公告)号：US20240318567A1
公开(公告)日：2024-09-26
申请号：US18357322
申请日：2023-07-24
发明人： Ravindra Shankar Ganiger , Chandrashekhar Kandukuri , David Raju Yamarthi , Rajesh Kumar , Tajinder Singh
CPC分类号： F01D11/001 , F01D11/025 , F05D2240/55 , F05D2260/38
摘要： A turbine engine is provided. The gas turbine engine includes: a rotor; a stator comprising a carrier; a seal assembly disposed between the rotor and the stator, the seal assembly comprising a plurality of seal segments supported at least in part by the carrier, the plurality of seal segments having a first seal segment and a second seal segment, the first and second seal segments each having a seal face forming a fluid bearing with the rotor; and a seal support assembly comprising a tangential spring extension extending between the first seal segment and the second seal segment for biasing the first seal segment away from the second seal segment in the circumferential direction.
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公开(公告)号：US12000406B2
公开(公告)日：2024-06-04
申请号：US17832360
申请日：2022-06-03
发明人： David Raju Yamarthi , Brian G. Brzek , Adam Joseph Wangler , David Justin Brady , Prachi Anand Tappu , Santosh Pattnaik , Mohan Kannaiah Raju
IPC分类号： F04D29/20 , F04D13/02 , F04D13/06 , F04D25/06 , F04D29/04 , F04D29/041 , F04D29/047 , F04D29/049
CPC分类号： F04D29/20 , F04D13/021 , F04D13/06 , F04D13/0646 , F04D25/0606 , F04D29/0405 , F04D29/0413 , F04D29/047 , F04D29/049
摘要： Impeller bearings for pumps are disclosed. An example fluid pump includes a motor, a shaft coupled to a rotor of the motor, an impeller coupled to the shaft, a first radial bearing positioned around the shaft of the motor aft of the motor, and a second radial bearing positioned around the impeller.
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