公开(公告)号：US20230025174A1

公开(公告)日：2023-01-26

申请号：US17777888

申请日：2020-11-27

申请人： BYD COMPANY LIMITED

发明人： Chujun CHEN

IPC分类号： B61L25/02

摘要： A train door opening determination method includes obtaining a stop threshold, obtaining a cumulative ranging error, and instructing, according to the stop threshold and the cumulative ranging error, a train to open or not to open train doors.

公开(公告)号：US20240239387A1

公开(公告)日：2024-07-18

申请号：US18622288

申请日：2024-03-29

申请人： BYD COMPANY LIMITED

发明人： Qiongfang WANG ,  Chujun CHEN ,  Yedi XIAO

IPC分类号： B61L25/02 ,  H04B17/318

CPC分类号： B61L25/028 ,  B61L25/021 ,  H04B17/318

摘要： A method for train positioning includes: periodically transmitting, by a balise transmission module (BTM), balise data to a vehicle on-board controller (VOBC) according to a rule; periodically receiving, by the VOBC, the balise data transmitted by the BTM, and periodically obtaining a data frame, the data frame comprising a current traveling time tn, a current traveling speed vn, and a current traveling distance sn of a train; and determining, by the VOBC based on the received balise data and the obtained data frame, a location of the train when the train passes a balise.

公开(公告)号：US20230278559A1

公开(公告)日：2023-09-07

申请号：US18144753

申请日：2023-05-08

申请人： BYD COMPANY LIMITED

发明人： Weihua LIU ,  Kaikuo ZHUO ,  Chujun CHEN ,  Ruixing TANG ,  Zhili WU

IPC分类号： B60W30/16 ,  B60W30/14 ,  B60W30/09 ,  B60W40/105 ,  B60W40/107 ,  B60W10/18

CPC分类号： B60W30/16 ,  B60W10/18 ,  B60W30/09 ,  B60W30/143 ,  B60W40/105 ,  B60W40/107 ,  B60W2520/105 ,  B60W2554/802

摘要： A method for controlling a vehicle, includes: acquiring current first vehicle state information of a first vehicle; determining a target vehicle distance according to the current first vehicle state information, where the target vehicle distance includes an inter-vehicle distance between the first vehicle and a second vehicle to enable synchronous control of the first vehicle and the second vehicle; determining a first target operating condition corresponding to the first vehicle according to the target vehicle distance and the current first vehicle state information; and receiving second vehicle operation information transmitted by the second vehicle, and adjusting the inter-vehicle distance to the target vehicle distance by controlling an operation of the first vehicle according to the first target operating condition and the second vehicle operation information.

公开(公告)号：US20240227888A1

公开(公告)日：2024-07-11

申请号：US18609689

申请日：2024-03-19

申请人： BYD COMPANY LIMITED

发明人： Yakun SHEN ,  Chujun CHEN ,  Yang LIAO ,  Weihua LIU

IPC分类号： B61L27/20 ,  B61L27/04

CPC分类号： B61L27/20 ,  B61L27/04 ,  B61L2027/204

摘要： A method for controlling train operation, includes: receiving an instruction indicating permission to enter a train autonomous circumambulation system (TACS) control level; in response to the train satisfies a condition for entering the TACS control level, controlling the train to enter the TACS control level and transmitting a TACS control notification to a ground device in a route section in which the train is located, the ground device communicating with the train through the TACS control notification based on a TACS control level protocol; and operating the train based on the TACS control level.

公开(公告)号：US20240116553A1

公开(公告)日：2024-04-11

申请号：US18542063

申请日：2023-12-15

申请人： BYD COMPANY LIMITED

发明人： Chujun CHEN ,  Kaikuo ZHUO ,  Weihua LIU

IPC分类号： B61L27/16 ,  B61L25/02

CPC分类号： B61L27/16 ,  B61L25/021 ,  B61L25/025

摘要： A method for preventing a turnout conflict of a railway is applicable to a railway controller and includes: receiving a first request from a first train and a second request from a second train for using a turnout within a time period; determining whether a first distance between a current position of the first train and the turnout is equal to a second distance between a current position of the second train and the turnout; and in response to determining that the first distance is equal to the second distance, determining a priority user based on first arrival information of the first train and second arrival information of the second train, where the arrival information includes whether the train arrives at a next parking station on schedule, ahead of schedule, or behind schedule when running at a maximum running speed.

公开(公告)号：US20240116551A1

公开(公告)日：2024-04-11

申请号：US18542112

申请日：2023-12-15

申请人： BYD COMPANY LIMITED

发明人： Chujun CHEN ,  Meizhu CHEN

IPC分类号： B61L15/00

CPC分类号： B61L15/0018

摘要： A method for a degraded train emergency rescue includes: obtaining a communication status of a private communication network that connects a train to a ground system, to a front train, and to a rear train; determining whether the private communication network fails based on the communication status; in response to determining that the private communication network fails, restarting an on-board private network switch of the train; determining whether the private communication network is recovered after the on-board private network switch is restarted; in response to determining that the private communication network is not recovered, starting an on-board public network switch of the train, and establishing public network communication between the train and each of the front train and the rear train; and performing an emergency rescue through a public network.

公开(公告)号：US20230278609A1

公开(公告)日：2023-09-07

申请号：US18196224

申请日：2023-05-11

申请人： BYD COMPANY LIMITED

发明人： Kaikuo ZHUO ,  Chujun CHEN ,  Weihua LIU ,  Zhili WU ,  Ruixing TANG

IPC分类号： B61L27/20 ,  B61L27/40

CPC分类号： B61L27/20 ,  B61L27/40

摘要： A method of consisting a train, includes: by a first vehicle, receiving the train consist control instruction transmitted by the train control device, where the train consist control instruction is configured to instruct the first vehicle for consisting the train; determining a second vehicle for consisting the train according to the train consist control instruction; detecting a first inter-vehicle distance between the first vehicle and the second vehicle; receiving a second inter-vehicle distance between the first vehicle and the second vehicle transmitted by the second vehicle, where the second inter-vehicle distance comprises a distance between the first vehicle and the second vehicle detected by the second vehicle; and in response to that a difference between the first inter-vehicle distance and the second inter-vehicle distance is less than or equal to a first distance threshold, controlling the first vehicle to couple to the second vehicle to consist the train.

公开(公告)号：US20190337544A1

公开(公告)日：2019-11-07

申请号：US16473780

申请日：2017-12-26

申请人： BYD COMPANY LIMITED

发明人： Chujun CHEN ,  Kaikuo ZHUO ,  Faping WANG

IPC分类号： B61L25/02 ,  G01S5/10 ,  G01S5/02 ,  B61K13/00

摘要： A positioning system and method for a monorail train are disclosed. The system includes: a first beacon, laid on one side of an up-going rail; a second beacon, laid on one side of a down-going rail, the first beacon and the second beacon being laid asymmetrically; a first beacon antenna and a second beacon antenna, the first beacon antenna being provided at a front carriage of the monorail train, the second beacon antenna being provided at a rear carriage of the monorail train, and the first beacon antenna and the second beacon antenna being provided on two opposite sides of the monorail train; and a positioning device, configured to acquire beacon data read by the first beacon antenna and beacon data read by the second beacon antenna and to determine a running direction and position information of the monorail train according to the beacon data read by the first beacon antenna and the beacon data read by the second beacon antenna.