Abstract: This disclosure 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.

Abstract: An apparatus includes a suspension system, a bogie frame 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.

Abstract: Methods, systems, and non-transitory computer-readable media for generating augmented data to train a deep neural network to detect traffic lights in image data. The method includes receiving a plurality of real roadway scene images and selecting a subset of the plurality of real roadway scene images. The method also includes selecting an image from the subset and determining a distribution indicting how likely each location in the selected image can contain a traffic light. The method further includes selecting a location in the selected image by sampling the distribution and superimposing a traffic light image onto the selected image at the selected location to generate an augmented roadway scene image. The method also includes processing each image in the subset to generate a plurality of augmented roadway scene images. The method further includes training a deep neural network model using the pluralities of real and augmented roadway scene images.

Abstract: A user device configured to perform wake-up word detection in a target language.

Abstract: A speed reducer, a power system, a straddle-type rail train, and a rail transport 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.

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, and a transmission path of a traction force is short.

Abstract: The present disclosure discloses a rail vehicle. The rail vehicle includes: a plurality of bogies, where the bogie has a straddle recess suitable for straddling a rail; and a vehicle body, where the vehicle body is connected to the plurality of bogies and pulled by the plurality of bogies to travel along the rail, and the vehicle body includes a plurality of compartments hinged sequentially along a length direction of the rail; the plurality of compartments forms at least one compartment group, the compartment group includes three compartments hinged sequentially, and the bottom of each of only compartments that are located at two ends of the compartment group and that are of the three compartments is connected to the bogie; and in the length direction of the rail, a surface that is of a compartment at at least one end of the vehicle body and that faces away from an adjacent compartment is provided with an escape door that can be opened and closed.

Abstract: The present disclosure discloses a rail transport system. The rail transport system includes: a rail, where the rail is provided with an escape passage; and a rail vehicle, where the rail vehicle includes a vehicle body and a plurality of bogies, the plurality of bogies respectively movably straddles the rail, and the vehicle body is connected to the plurality of bogies and pulled by the plurality of bogies to travel along the rail; and the vehicle body includes a plurality of compartments hinged sequentially along a length direction of the rail. The rail transport system according to this embodiment of the present disclosure has advantages such as facilitation of evacuation of passengers in an emergency, low costs, small occupied space, small rail weight bearing, high stability, and large passenger capacity.

Abstract: Methods and an apparatus for performing feature extraction on speech in a microphone signal with embedded noise processing to reduce the amount of processing are provided. In embodiments, feature extraction and the noise estimate use an output of the same Fourier Transform, such that the noise filtering of the speech is embedded with the feature extraction of the speech.

Abstract: The present disclosure discloses a rail vehicle. The rail vehicle includes: a bogie, where the bogie has a straddle recess suitable for straddling a rail; and a vehicle body, where the vehicle body is connected to the bogie and pulled by the bogie to travel along the rail, and the vehicle body includes a plurality of compartments hinged sequentially along a length direction of the rail; and in the length direction of the rail, a surface of a compartment at at least one end of the vehicle body and facing away from an adjacent compartment is provided with an escape door that can be opened and closed. The rail vehicle according to these embodiments of the present disclosure facilitates optimization the structure of an escape passage, reduction in costs, reduction in occupied space and the weight borne by the rail, and improvement in stability.

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, and a transmission path of a traction force is short.

Abstract: The present disclosure discloses a rail vehicle. The rail vehicle includes: a plurality of bogies, where the bogie has a straddle recess suitable for straddling a rail; and a vehicle body, where the vehicle body is connected to the plurality of bogies and pulled by the plurality of bogies to travel along the rail, and the vehicle body includes a plurality of compartments hinged sequentially along a length direction of the rail; at least one bogie is disposed on one of the bottom of each of the compartments and a hinging position of neighboring compartments; and in the length direction of the rail, a surface that is of a compartment at at least one end of the vehicle body and that faces away from an adjacent compartment is provided with an escape door that can be opened and closed.

Abstract: A bogie includes a bogie frame, a first running wheel and a second running wheel, at least one driving device, a first horizontal wheel, a second horizontal wheel, a first horizontal safety wheel connected to the first horizontal wheel and moving in synchronization with the first horizontal wheel, and a second horizontal safety wheel connected to the second horizontal wheel and moving in synchronization with the second horizontal wheel. The bogie frame has a straddle recess suitable for straddling a rail. The first running wheel and the second running wheel are pivotably mounted onto the bogie frame respectively and are coaxially spaced apart. The at least one driving device is mounted onto the bogie frame and located between the first running wheel and the second running wheel to drive the first running wheel and the second running wheel.

Abstract: A rail transport system includes a rail (10) provided with a first concave portion built thereon, and a rail vehicle comprising a bogie (21) and a vehicle body (22). The bogie (21) has a second concave portion (110) for straddling the rail (10), the bogie (21) movably straddles the rail (10), and the vehicle body (22) is connected to the bogie (21) and is pulled by the bogie (21) to run along the rail (10). The rail transport system according to embodiments of the present disclosure has the advantages of simple structure, low cost, small occupied space, and high stability.

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 suitable to be rotatably connected to a vehicle body, and the traction connecting rod being suitable to be hinged to a bogie frame; and a traction crank, both ends of the traction crank being suitable 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, and a transmission path of a traction force is short. 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 applicable to a single-axle bogie, a double-axle bogie and a multi-axle bogie.

Abstract: The present disclosure discloses a rail transport system. The rail transport system includes: a rail, where the rail is provided with an escape passage; and a rail vehicle, where the rail vehicle includes a vehicle body and a plurality of bogies, the plurality of bogies respectively movably straddles the rail, and the vehicle body is connected to the plurality of bogies and pulled by the plurality of bogies to travel along the rail; and the vehicle body includes a plurality of compartments hinged sequentially along a length direction of the rail, the plurality of compartments forms at least one compartment group, the compartment group includes three compartments hinged sequentially, and the bottom of each of only compartments that are located at two ends of the compartment group and that are of the three compartments is connected to the bogie.

Abstract: The present disclosure discloses a rail for a straddle-type rail transport system, where a straddle recess is constructed on the rail to form an escape passage. The rail for a straddle-type rail transport system according to these embodiments of the present disclosure has advantages such as facilitation of evacuation of passengers in an emergency, low costs, small occupied space, small weight bearing, and high stability.

Abstract: The present disclosure provides a bogie, a rail vehicle having same, and a rail transport system. The bogie includes: a bogie frame, where the bogie frame has a straddle recess straddling a rail; a first running wheel and a second running wheel, where the first running wheel and the second running wheel are pivotably mounted onto the bogie frame respectively and are coaxially spaced apart; a third running wheel and a fourth running wheel, where the third running wheel and the fourth running wheel are pivotably mounted onto the bogie frame respectively and are coaxially spaced apart; a driving device, where the driving device is located between the first running wheel and the second running wheel, and the first running wheel and the second running wheel are driven by the driving device; and/or the driving device is located between the third running wheel and the fourth running wheel, and the third running wheel and the fourth running wheel are driven by the driving device.

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.

Abstract: Systems, methods, and non-transitory computer-readable media for detecting small objects in a roadway scene. A camera is coupled to a vehicle and configured to capture a roadway scene image. An electronic controller is coupled to the camera and configured to receive the roadway scene image from the camera. The electronic controller is also configured to generate a Generative Adversarial Network (GAN) model using the roadway scene image. The electronic controller is further configured to determine a distribution indicting how likely each location in the roadway scene image can contain a roadway object using the GAN model. The electronic controller is also configured to determine a plurality of locations in the roadway scene image by sampling the distribution. The electronic controller is further configured to detect the roadway object at one of the plurality of locations in the roadway scene images.