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公开(公告)号：EP3517342A1
公开(公告)日：2019-07-31
申请号：EP17852086.2
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： REN, Lin , LI, Daolin , LUO, Wengang
Abstract: This application discloses a braking recovery system and method for a train, and a train. The system includes: a traction network, a train, and an energy storage power station. The energy storage power station is connected to the traction network, the energy storage power station includes a second controller, and the second controller controls the energy storage power station according to the voltage of the traction network to perform charging or discharging. The train includes: an electric brake; a battery; a distributor, connected to the electric brake, where there is a node between the distributor and the electric brake; a bidirectional DC/DC converter, where one end of the bidirectional DC/DC converter is connected to the battery, and another end of the bidirectional DC/DC converter is connected to the node; and a first controller, used to control, when the train is braked, the distributor and the bidirectional DC/DC converter to feed back braking electric energy of the train to the traction network, and control the bidirectional DC/DC converter according to a voltage of the traction network to absorb the braking electric energy of the train by using the battery.
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公开(公告)号：EP3517396A1
公开(公告)日：2019-07-31
申请号：EP17852098.7
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： REN, Lin , LI, Daolin , TAN, Zhicheng
Abstract: The present disclosure provides a suspension system, a bogie assembly with the same, and a rail vehicle. The suspension system includes a vehicle body connecting seat, an elastic component, a transverse damper and a vertical damper. The vehicle body connecting seat is positioned above the elastic component and is connected to the elastic component, and the transverse damper and the vertical damper are respectively hinged to the vehicle body connecting seat and are perpendicular to each other.
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公开(公告)号：EP3501937A1
公开(公告)日：2019-06-26
申请号：EP17852083.9
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： REN, Lin , LI, Daolin , TAN, Zhicheng
Abstract: A traction mechanism, a bogie assembly and a straddle-type monorail vehicle are disclosed. The traction mechanism comprises: a traction component, comprising a traction connecting rod, a first crank and a transmission shaft, the traction connecting rod being suitable to be hinged to a bogie frame, a first end of the first crank being hinged to the traction connecting rod, a second end of the first crank being fixedly connected to the transmission shaft, and the transmission shaft being suitable to be rotatably connected to a vehicle body; and a traction crank, both ends of the traction crank being suitable to be respectively hinged to the bogie frame and the vehicle body, wherein the first end of the first crank is away from the traction crank. The traction mechanism of the present disclosure has a simple and compact structure, a transmission path of a traction force is short, and the traction mechanism is convenient to assemble and disassemble, occupies a small space, is wide in usage range, can be used for low-floor and high-floor vehicles, and is also applied to a single-axle bogie, a double-axle bogie and a multi-axle bogie.
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Patent Agency Ranking
公开(公告)号：EP3501936A1
公开(公告)日：2019-06-26
申请号：EP17852096.1
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： LI, Daolin , LIU, Huiyue , TAN, Zhicheng , FENG, Qihua
IPC: B61F5/52
Abstract: The present disclosure provides a bogie frame, a bogie assembly and a rail vehicle. The bogie frame includes a bogie body, the bogie body being substantially rectangular and including a first connecting beam, a second connecting beam, a third connecting beam and a fourth connecting beam which are sequentially connected end to end, where the first connecting beam is opposite to the third connecting beam, the second connecting beam is opposite to the fourth connecting beam, an electric assembly mounting groove is formed in the fourth connecting beam, the thickness of the fourth connecting beam is greater than the thickness of the second connecting beam, and the top wall of the first connecting beam and the top wall of the third connecting beam are connected between the top wall of the second connecting beam and the top wall of the fourth connecting beam in an arc shape.
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公开(公告)号：EP3527464A1
公开(公告)日：2019-08-21
申请号：EP17852097.9
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： REN, Lin , LI, Daolin , TAN, Zhicheng
IPC: B62D21/00
Abstract: The present disclosure provides a vehicle body connecting seat and a suspension system. The vehicle body connecting seat includes an upper plate, suitable for being connected to the vehicle body; a web plate, positioned below the upper plate and connected to the upper plate; a lower plate, positioned below the web plate and connected to the web plate, where the surface of the upper plate facing the vehicle body is provided with a buffer cushion.
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公开(公告)号：EP3514036A1
公开(公告)日：2019-07-24
申请号：EP17852082.1
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： LI, Daolin , TAN, Zhicheng
IPC: B61F5/10
Abstract: The present disclosure provides a bogie assembly and a straddle-type monorail vehicle with the same. The bogie assembly comprises: a bogie frame; an electric assembly which is mounted on the bogie frame and comprises a traction motor, a gear reducer and a planetary wheel-side reducer, wherein the traction motor is connected with an input shaft of the gear reducer, and an output shaft of the gear reducer is connected with an input end of the planetary wheel-side reducer; and a walking wheel which is mounted on the bogie frame, wherein an output end of the planetary wheel-side reducer is connected with a hub of the walking wheel.
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公开(公告)号：EP3502510A1
公开(公告)日：2019-06-26
申请号：EP17852095.3
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： ZHANG, Jintao , REN, Lin , LI, Daolin , ZHANG, Xin , YUAN, Jianjian , FU, Cailin , LUO, Hongbin
Abstract: A speed reducer, a power system, a straddle-type rail train, and a rail transit system are disclosed. The speed reducer includes: a box body; a speed reducing mechanism, disposed in the box body; and a support shaft, a first end of the support shaft being supported on the box body, and a second end of the support shaft being connected to a high speed end of the speed reducing mechanism. The speed reducer according to the present disclosure achieves a more stable connection between a drive shaft and a speed reducing mechanism and a more stable power transmission.
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公开(公告)号：EP3501938A1
公开(公告)日：2019-06-26
申请号：EP17852085.4
申请日：2017-02-28
Applicant: BYD Company Limited
Inventor： REN, Lin , LI, Daolin , TAN, Zhicheng
IPC: B61G9/20
Abstract: A traction mechanism, a bogie assembly and a straddle-type monorail vehicle are disclosed. The traction mechanism comprises: a traction component, comprising a transmission shaft and a traction connecting rod, the transmission shaft and the traction connecting rod being connected, the transmission shaft being adapted to be rotatably connected to a vehicle body, and the traction connecting rod being adapted to be hinged to a bogie frame; and a traction crank, both ends of the traction crank being adapted to be respectively hinged to the bogie frame and the vehicle body. The traction mechanism of the present disclosure has a simple and compact structure, a transmission path of a traction force is short, and the traction mechanism is convenient to assemble and disassemble, occupies a small space, is wide in usage range, can be used for low-floor and high-floor vehicles, and is also applied to a single-axle bogie, a double-axle bogie and a multi-axle bogie.
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