An assembly includes a housing defining a chamber and having an air inlet. The assembly includes a blower in the chamber and in fluid communication with the air inlet. The assembly includes a sensor defining a field of view and supported by the housing. The housing has an outlet vent of variable size. The outlet vent is in communication with the blower and aimed across the field of view of the sensor.

A sensor system to be mounted on a vehicle includes a LiDAR, a camera, a housing that accommodates the LiDAR and the camera and a cleaner that is attached to the housing and has at least one nozzle configured to clean a first cleaning target surface corresponding to the LiDAR and a second cleaning target surface corresponding to the camera at the same time using a cleaning medium.

A sensor assembly includes a cylindrical sensor housing extending vertically upward from a sensor-housing bottom, a gutter elongated circumferentially around the sensor-housing bottom, a drain channel extending radially outward from the gutter, at least one air nozzle positioned radially outside the gutter and directed radially inward, and a panel extending above and radially inward from the air nozzle.

Systems, devices, and methods for cleaning a sensor are provided. A sensor can include a housing. The housing can include a curved lens. The sensor can further include an inlet configured to receive a pressurized fluid. The sensor can further include a rotatable fluid distributor positioned within the housing. The rotatable fluid distributor can be configured to receive the pressurized fluid from the inlet. The sensor can further include a plurality of nozzles positioned around an exterior of the housing. Each of the plurality of nozzles can be configured to direct a flow of the pressurized fluid onto at least a portion of the curved lens. When the pressurized fluid is provided to the inlet, the rotatable fluid distributor can be configured to receive the pressurized fluid from the inlet and distribute the pressurized fluid to only a subset of the plurality of nozzles at any time.

A system for determining volume and flow characteristics for material on a conveyer belt is disclosed. The system includes an emitter, a sensor, and circuitry. The emitter is configured to generate radiation and direct the radiation toward a conveyer belt according to a field of view. The sensor is configured to measure reflected radiation from the conveyor belt and based on the generated radiation at a high framerate of about 20 to 30 Hertz and a high resolution of greater than about 4000 pixels and generate time of flight measurements. The circuitry is configured to generate time of flight measurements, determine three dimensional volume characteristics and flow characteristics for material conveyed by the conveyor belt using light detection and ranging based on the measured reflected radiation.

Provided herein is a system and method for heat exchange of a vehicle. The system comprises an enclosure disposed on the vehicle and a vent at a base of the enclosure. The enclosure houses one or more sensors. The heat exchange system comprises an adjustable deflector disposed on the vehicle outside the enclosure and configured to direct an airflow into the vent of the enclosure. The heat exchange system further comprises a controller configured to adjust the adjustable deflector.

An optically, aerodynamically and economically optimized and particularly wind-insensitive cleaning apparatus for cleaning a surface of a sensor apparatus of a vehicle with a fluid cleaning agent. The surface is delimited by an encircling outer edge which is arranged so as to be substantially flush with a surrounding outer surface region, and the cleaning apparatus includes a flow body for guiding a fluid stream flowing from the spray nozzle to the surface and flowing away from the surface, wherein the flow body at least sectionally adjoins the outer edge of the surface, in particular completely surrounds the outer edge, and, at the outer edge, an outer surface of the flow body is oriented so as to be substantially tangential to the adjoining surface.

The device for discharging liquids for a module includes sensor/transmitter blocks for a vehicle. The module includes a first block having a lower optical surface having an upper limit, and at least one second block having at least one upper optical surface with a lower limit arranged above the lower optical surface. The device extends from an area defined by at least one portion of the lower limit of the at least one second block and the upper limit of the first block, and is configured to discharge liquids flowing from the at least one upper optical surface to an area other than the lower optical surface.

The present disclosure relates to a sensor cleaning device (1) for cleaning an external vehicle sensor device from above, the sensor cleaning device comprising, a liquid inlet (10) for receiving pressurized liquid, a first and a second liquid outlet (11, 12) for emitting pressurized liquid which is received from the liquid inlet (10), a chamber (13) for pressurized liquid fluidly connecting the liquid inlet (10) and the first and second liquid outlets (11, 12), wherein each one of the first and second liquid outlets is having a width and a length, wherein the length extends in a length direction (L1, L2) and the width extends in a width direction (w1, w2), wherein the length direction is perpendicular to the width direction, and wherein the first and second liquid outlets (11, 12) are configured so that pressurized liquid is emitted transversely through a sectional plane defined by the width direction and the length direction, wherein, the length is greater than the width for each first and second liquid outlet so that a first and second line-shaped liquid outlet (11, 12) is formed, and the first and second line-shaped liquid outlets (11, 12) are further configured so that emitted pressurized liquid therefrom during use impinge each other, thereby forming a resulting sheet of liquid (LS).

A lidar sensor including a viewing window and a cleaning unit. The lidar sensor has a vertical axis that connects a first side of the lidar sensor to a second side of the lidar sensor opposite the first side. The viewing window is situated on a front side of the lidar sensor, which connects the first side to the second side. The lidar sensor has a rear side, which connects the first side to the second side. The cleaning unit is situated on the front side of the lidar sensor, and extends along a direction of the vertical axis over the front side when the cleaning unit is in a park position. The lidar sensor being suited to be installed and operated on a vehicle in such a way that, optionally, the first side or the second side is an upper side of the lidar sensor.