Abstract: A damage matrix generating device proposed. The damage matrix may include a memory and a processor configured to control the memory. The processor may acquire warhead fragment data obtained by classifying mass and number of fragments scattering in given directions as a warhead is detonated, and target vulnerable area data obtained by classifying a vulnerable area according to an encounter relationship between a fragment and a target. The processor may also generate a virtual target based on an approach direction of the fragment to each of the grids, the grids dividing a ground plane. The processor may further generate a damage matrix by extracting encounter information of fragments to meet the virtual target as the fragments scatter in the given directions based on the warhead fragment data and calculating a damage probability for each ground location according to the encounter information based on the target vulnerable area data.

Abstract: In order to improve safety, particularly during transportation and/or storage, a system (10) is proposed which at least comprises a housing (13) an explosive (3) held therein which is initiated by a blasting cap (1), wherein a sleeve insert (2, 2?) in the housing (13) makes it possible for the blasting cap (1) to be removed from the explosive (3), in that the blasting cap (1) in the sleeve insert (2, 2?) is height-adjustable, so that the position of the blasting cap (1) relative to the explosive (3) can be changed. The system (10) may include a fuse head (11) which at least comprises a primer cap and possibly a delay line (14). The blasting cap (1) may be an integral part of the fuse head (11) and insulated therewith on the base.

Abstract: A mirror unit 2 includes a mirror device 20 including a base 21 and a movable mirror 22, an optical function member 13, and a fixed mirror 16 that is disposed on a side opposite to the mirror device 20 with respect to the optical function member 13. The mirror device 20 is provided with a light passage portion 24 that constitutes a first portion of an optical path between the beam splitter unit 3 and the fixed mirror 16. The optical function member 13 is provided with a light transmitting portion 14 that constitutes a second portion of the optical path between the beam splitter unit 3 and the fixed mirror 16. A second surface 21b of the base 21 and a third surface 13a of the optical function member 13 are joined to each other.

Abstract: In an optical device, a base and a movable unit are constituted by a semiconductor substrate including a first semiconductor layer, an insulating layer, and a second semiconductor layer in this order from one side in a predetermined direction. The base is constituted by the first semiconductor layer, the insulating layer, and the second semiconductor layer. The movable unit includes an arrangement portion that is constituted by the second semiconductor layer. The optical function unit is disposed on a surface of the arrangement portion on the one side. The first semiconductor layer that constitutes the base is thicker than the second semiconductor layer that constitutes the base. A surface of the base on the one side is located more to the one side than the optical function unit.

Abstract: An optical proximity sensor includes an optical path extender that extends an optical path length of the optical proximity sensor without a corresponding extension of a geometric path length of the optical proximity sensor. The optical path extender may be a high-refractive index material positioned along the optical path through the optical proximity sensor. The optical path extender may include one or more redirection features configured to change a direction of the light traveling within the optical proximity sensor. The optical path extender may include a photonic component configured to simulate an extension of the geometric path within an optical proximity sensor by applying a momentum-dependent transfer function to the light traveling through it.

Abstract: Aspects of the present disclosure relate to systems and methods for structured light depth systems. An example active depth system may include a receiver to receive reflections of transmitted light and a transmitter including one or more light sources to transmit light in a spatial distribution. The spatial distribution of transmitted light may include a first region of a first plurality of light points and a second region of a second plurality of light points. A first density of the first plurality of light points is greater than a second density of the second plurality of light points when a first distance between a center of the spatial distribution and a center of the first region is less than a second distance between the center of the spatial distribution and the center of the second region.

Abstract: A detection device includes: a detector that detects an object from a first viewpoint; an information calculator that calculates first model information including shape information on the object from the first viewpoint by using detection results of the detector; a light source calculator that calculates light source information on the light source by using a first taken image obtained by imaging a space including a light source that irradiates the object with illumination light and including the object; and a position calculator that calculates a positional relation between the first viewpoint and the object by using the light source information as information used to integrate the first model information and second model information including shape information obtained by detecting the object from a second viewpoint different from the first viewpoint.

Abstract: Illustrative embodiments of determining characteristics of reflective surfaces and transparent materials are disclosed. In at least one illustrative embodiment, a method of determining characteristics of transparent materials includes using a camera to capture light from a target structure with light regions and dark regions. Before the light is captured by the camera, it passes through a transparent specimen, reflects off of a reflective surface, and passes through the transparent specimen a second time. Deformations in the transparent specimen caused by, e.g., static or dynamic stresses deflect the light passing through it. The amount of the deflection can be used to determine the stresses in the specimen.

Abstract: Systems and methods for unwrapping a phase map are disclosed. Such systems and methods may include receiving a wrapped phase map associated with an interferometric measurement of a sample including patterned features; removing a tilt from the wrapped phase map; generating a background; detecting features in the wrapped phase, the features in the wrapped phase map corresponding to least some of the patterned features of the sample; replacing phases of the features with the background at corresponding locations in the wrapped phase map; unwrapping the modified wrapped phase map using a global phase-unwrapping; applying local phase-unwrapping to restore the phases of the features; and reapplying the tilt to generate an output unwrapped phase map.

Abstract: A device for detecting defects on at least one painted surface may include: a source configured to emit electromagnetic radiation, in at least one first spectral band, in order to project a beam of the radiation onto the at least one painted surface; a video camera sensitive in at least one second spectral band and configured to obtain images of the at least one painted surface in a zone where the beam of the radiation emitted by the source is projected; and a diffuser configured to intercept at least part of the radiation emitted by the source and to make more homogeneous a spatial distribution of radiation intensity over the at least one painted surface. A spectral working band of the device is the at least one first spectral band, the at least one second spectral band, or an intersection of the at least one first and second spectral bands.

Abstract: An apparatus for measuring a surface topography of a patient's teeth may include an optical probe, a light source configured to generate incident light, and focusing optics configured to focus one or more wavelengths of the incident light to a fixed focal position external to the optical probe, wherein the fixed focal position is fixed relative to the optical probe. The apparatus may further include a light sensor configured to measure a characteristic of returned light generated by illuminating the patient's teeth with the incident light and a processing unit operable to determine the surface topography of the patient's teeth based on the measured characteristic of the returned light.

Abstract: A 3D scanner system includes a scanning device capable of recording first and second data sets of a surface of an object when operating in a first configuration and a second configuration, respectively. A measurement unit is configured for measuring a distance from the scanning device to the surface. A control controls an operation of the scanning device based on the distance measured by the measurement unit, where the scanning device operates in the first configuration when the measured distance is within a first range of distances from the surface and the scanning device operates in the second configuration when the measured distance is within a second range of distances; and a data processor is configured to combine one or more first data sets and one or more second data sets to create a combined virtual 3D model of the object surface.

Abstract: A level with a clip and removable end cap is provided. The end cap includes an outer member and locking member received within a clip that is affixed inside an end of the level. The locking member is inserted into the outer member pushing a moveable portion of the outer member into an engagement, such as a shearing engagement, that holds the end cap assembly in place relative to the level body. The clip includes a projection that interfaces with an aperture in the level frame.

Abstract: A surveying apparatus has a combined structure of a total station and a laser scanner. The surveying apparatus includes a point cloud data acquiring unit, an abnormal part detecting unit, an abnormal part position acquiring unit, and an automatic sighting controller. The point cloud data acquiring unit acquires first point cloud data and second point cloud data obtained by laser scanning that is performed on an object to be inspected at a time interval. The abnormal part detecting unit calculates a difference between the first and second point cloud data to detect a part of the object to be inspected, at which position information varies, as a detailed-inspection target part. The abnormal part position acquiring unit acquires a position of the detailed-inspection target part. The automatic sighting controller controls to make the total station sight the detailed-inspection target part, based on the position of the detailed-inspection target part.

Abstract: A process for determining and indicating an incremental point on a target surface comprises independently rotating a first laser to project a first laser point on the target surface; independently rotating a second laser to project a second laser point on the target surface; measuring an angle of rotation for each of the first laser and the second laser; and based on the measured angle of rotation for each of the first laser and the second laser, calculating a target angle of rotation corresponding to an incremental point between the first laser point and the second laser point on the target surface. A third laser is independently rotated until it reaches the target angle of rotation and projects a third laser point at the incremental point on the target surface.

Abstract: A surveying instrument includes a distance measuring module for measuring a distance to the object, in which the distance measuring module includes a light projecting optical system configured to project a distance measuring light and a light receiving optical system configured to receive a reflected distance measuring light, the light receiving optical system includes a prism having a quadrangular shape and a photodetector, the prism includes a first plane, a second plane, a third plate and a fourth plane, configured to enter the reflected distance measuring light in the first plane, sequentially internally reflect on the second plane, the first plane, and the third plane, transmit through the fourth plane, and project, and the reflect distance measuring light projected from the prism configured to be received by the photodetector.

Abstract: A method of determining the orientation of a device having disposed therein, in part, an inertia measurement unit, a phased array receiver, and a controller, includes, in part, detecting the difference between phases of an RF signal received by at least a pair of receive elements of the phased array receiver, determining the angle of incidence of the RF signal from the phase difference, using the angle of incidence to determine the projection of a vector on a plane of an array of transmitters transmitting the RF signal, and determining the yaw of the device from the projection of the vector. The vector is a three-dimensional vector representative of the orientation of the plane of the phased array receivers relative to the plane of the array of transmitters transmitting the RF signal.

Abstract: Systems and methods are disclosed for detecting crosswalk locations. Crosswalk locations can be detected by determining at least two painted lines on a road surface, and then combining the at least two painted lines on the road surface into a grouping of related elements. The grouping of related elements can be classified into a crosswalk (or in some embodiments a type of crosswalk) based on attributes of the grouping of related elements, where the attributes of the grouping of the elements includes a distance between the at least two painted lines, and an orientation of the grouping of related elements on the road surface.

Abstract: Methods and systems for improved positioning accuracy relative to a digital map are disclosed, and which are preferably used for highly and fully automated driving applications, and which may use localisation reference data associated with a digital map. The invention further extends to methods and systems for the generation of localisation reference data associated with a digital map.

Abstract: A map matching method for autonomous driving includes extracting a first statistical map from 3D points contained in 3D map data; extracting a second statistical map from 3D points of surroundings which are obtained by a detection sensor simultaneously or after the previous extracting of the statistical map; dividing the second statistical map into a vertical-object part and a horizontal-object part; and performing map matching using the horizontal-object part and/or the vertical-object part and the first statistical map.

Abstract: The present disclosure discloses a navigation map updating method as well as an apparatus, and a robot using the same. The method includes: controlling a robot to move along a designated path after a successful relocalization of the robot, and recording key frame data of each frame on the designated path and a corresponding pose; creating a new navigation map, and copying information in an original navigation map into the new navigation map; and covering the key frame data of each frame on the designated path onto the new navigation map to obtain an updated navigation map. In this manner, there is no need for the user to manipulate the robot to recreate the map at the environment where the robot is operated, which saves a lot of time and manpower.

Abstract: A method includes acquiring an image through a visual sensor during a movement of a mobile device. The method includes matching the image with key frames stored in a key frame database. The key frames are created based on two-dimensional coordinates of feature points included in a plurality of images previously acquired through the visual sensor. The method also includes computing a visual relative pose based on two-dimensional coordinates of matching feature points included in both of the image and the one or more key frames that have been matched with the image. The method also includes computing relevant information of the visual relative pose based on the two-dimensional coordinates of the matching feature points. The method further includes updating an absolute pose of the mobile device and a map based on the relevant information of the visual relative pose and relevant information of a dead reckoning based relative pose.

Abstract: Technologies for sharing route navigation data in a community cloud include a mobile navigation device of a vehicle and a remote mobile navigation device of a remote vehicle. The mobile navigation device generates sensor data associated with a current route of the vehicle and determines whether a reference traffic event occurs within a segment of the current route of the vehicle. In response to a determination that a reference traffic event occurs, the mobile navigation devices transmits route update data to the remote mobile navigation device. Based on the route update data, the remote mobile navigation device updates a current route of the remote vehicle to avoid the reference traffic event within a corresponding segment of the current route of the remote vehicle. The mobile navigation device may also transmit the sensor data to a community compute device, which may transmit route update data to the remote mobile navigation device.

Abstract: A route planning method includes: receiving a route planning request including information of a starting position and information of a destination position; planning a route from the starting position to the destination position based on conditions about a road including a physical isolation belt; sending a route planning result, the conditions about a road including a physical isolation belt are fused into the route planning.

Abstract: Embodiments of the present disclosure provide a method and device for a personal commute time period. The method includes: obtaining data of at least one commute trajectory of a user within a preset time period; performing cluster analysis on the data of the at least one commute trajectory to obtain at least one commute trajectory cluster, and obtaining a combined trajectory according to the commute trajectories in each commute trajectory cluster; for each commute trajectory T of the at least one commute trajectory, determining a commute speed of the user according to a combined trajectory corresponding to a commute trajectory cluster to which the commute trajectory T belongs; and determining a commute time period corresponding to the commute trajectory T according to the commute speed.

Abstract: A visiting destination prediction device includes: a user position information acquiring unit configured to acquire user position information indicating a position of a user; a stationary position deriving unit configured to derive a stationary position of the user on the basis of the acquired user position information; and a visiting POI estimating unit configured to estimate a visiting POI which is a visiting destination of the user on the basis of a relationship between the derived stationary position of the user and a predetermined POI position of a POI which is able to be the visiting destination of the user. The stationary position deriving unit derives the stationary position which is expressed by an area on the basis of an error and a degree of dispersion of a series of pieces of the acquired user position information.

Abstract: Navigation devices and methods of operation are provided. The navigation device includes a communication unit; a display; an input unit for receiving an input of data; a communication unit; and a controller for controlling operation of the display and the input unit. The controller connects to a data server through the communication unit, requests path setting information to the data server, receives the path setting information from the data server, acquires present position information of the navigation device, acquires a user moving path by reflecting the acquired position information and the received path setting information, and sets the user moving path as a guidance path. In this case, the path setting information is generated in another electronic device or the data server based on user input information input from the another electronic device.

Abstract: An example approach for navigation is provided with an apparatus comprising: a navigation processor configured to generate at least one navigation command; and an audio processor configured to determine at least one directional audio parameter so as to provide a direction, the at least one directional audio parameter being based on the navigation command and further configured to process at least one audio signal based on the at least one directional audio parameter such that a virtual sound image of a navigation routing is generated based on the processed at least one audio signal.

Abstract: The invention relates to a method for calculating an AR overlay of additional information for display on an AR display unit, in particular a head-up display of a vehicle or smart glasses. The AR overlay is used to display a navigation route on the AR display unit. The navigation route is recalculated from time to time by a navigation system. The method is characterized in that the AR overlay is calculated in such a way that the recalculated route is displayed at least at a certain first distance before a branch-off point, and the driver is given an operating option of switching back and forth between the overview of the recalculated route and the previously calculated route.

Abstract: A driving lane keeping control system includes a number of vehicles and a server. Each vehicle is configured to transmit wheel position information to the server. The server is configured to receive the wheel position information from each vehicle, to match the wheel position information with a detailed map to generate a moving trajectory of each vehicle, to analyze the generated moving trajectory of each vehicle to select an optimum moving trajectory, to generate virtual lane information based on the selected optimum moving trajectory, and to transmit the generated virtual lane information to at least one of the vehicles to enable the at least one vehicle to correct a driving position based on the virtual lane information.

Abstract: Embodiments of the present disclosure relate to a method and apparatus for generating information. The method can include: acquiring first driving environment data of a target road segment; comparing the first driving environment data with pre-stored second driving environment data of the target road segment, and determining a difference between the first driving environment data and the second driving environment data; and generating, in response to determining the difference satisfying a preset condition, road abnormality information.

Abstract: A low visibility aid device includes a main body having a front end, a back end, a middle section and an interior space. A mounting bracket extends outward from the main body for securing the device onto a manned aircraft for use during flight. A sensor suite is positioned within the main body to capture flight data information including audiovisual information, altitude information, attitude information and heading information of the aircraft during flight. A control unit having a wireless communication unit is positioned within the main body and selectively transmits the flight data information to a user device. A power generation unit generates power for use by the system components during device operation.

Abstract: A method for guidance and for assisting in following a trajectory for velocity-vector piloting of an aircraft includes a step of calculating, at all times, lateral and vertical offsets of the current position of the aircraft from a target trajectory, estimated by a flight management system, and then a joining heading and a joining gradient for the aircraft to join the trajectory depending on these offsets; and a following fourth step of displaying, in head-up or head-down form, a consistent guidance symbol centered on the calculated joining heading and the calculated joining gradient for joining the trajectory, on a piloting screen showing a velocity vector. The fourth step may display, in addition to the guidance symbol, one or more items of information anticipating the next trajectory break.

Abstract: A water utility meter configured for dynamic throttling and arranged to register and manage the amount of water delivered to a consumption site from a distribution network is disclosed. The water utility meter comprises a flow sensor for measuring a flow rate through the water utility meter, a valve for limiting the flow rate from the distribution network to the consumption site, an actuator for changing a valve position so that the valve may be in an open position or a closed position or a variable throttling position and a controller unit arranged to control the actuator. The controller unit is further configured to monitor the flow rate using the flow sensor, to verify if the flow rate exceeds a maximum flow rate limit or does not exceed a minimum flow rate limit and if the limits are exceeded adjust the valve position to change the maximum flowrate.

Abstract: An absolute steering sensor assembly (10) is provided, comprising a printed circuit board (18), at least one hall sensor (20, 22) being attached to the printed circuit board (18), at least one magnet (34, 36) being rotatably mounted such that the magnet (34, 36) is rotated upon a rotation of a steering column (26), the at least one magnet (34, 36) being placed in proximity of the at least one hall sensor (20, 22) such that the hall sensor (20, 22) can detect the magnetic field emitted by the magnet (34,36), and a protective cover (38, 40) being attached to the printed circuit board (18) such that the protective cover (38, 40) is placed between the magnet (34, 36) and the printed circuit board (18).

Abstract: A sensor includes at least one optical waveguide and an optical reflector optically coupled to the at least one optical waveguide. The optical reflector includes a first substrate portion configured to reflect a first portion of a light beam back to the at least one optical waveguide and a diaphragm configured to reflect a second portion of the light beam back to the at least one optical waveguide. The diaphragm is responsive to a perturbation by moving relative to the first substrate portion. The light beam is centered on a region between the first substrate portion and the diaphragm.

Abstract: A method for coating a sensor unit providing at least one sensor element and a sensor body supporting the sensor element. The method includes applying, in the assembled state of the sensor unit, a coating on the exterior surface of the sensor unit such as to coat the sensor element and the sensor body.

Abstract: A sensor apparatus may include a channel structure configured to couple with an external element and a fluid conduit, such that the channel structure may receive a fluid, at least partially drawn through the external element from an ambient environment, and direct the fluid through the fluid conduit. A sensor may generate sensor data indicating a flow rate of the fluid through the fluid conduit based on monitoring a variation in a pressure at a location in hydrodynamic contact with the fluid conduit and in relation to an ambient pressure of the ambient environment. The sensor apparatus may enable generation of improved topography information associated with flows of fluid drawn from the external element based on measuring a local pressure at the location in hydrodynamic contact with the fluid conduit and determining the ambient pressure based on monitoring the local pressure over time.

Abstract: The present disclosure relates to a magnetic-inductive flowmeter for measuring flow velocity of a medium, comprising a measuring tube; an apparatus positioned toward a cross-section of the measuring tube for producing a magnetic field extending perpendicular to a longitudinal direction, wherein the apparatus includes a segment coupling the magnetic field into the medium, wherein the segment surrounds the measuring tube over a first angle; and an electrode system having at least two electrode pairs adapted to register a voltage induced in the medium, wherein a second angle defines a minimum circular sector in which the electrodes located on one side of the measuring tube are distributed, wherein first and second angles are so matched to one another that the flowmeter is insensitive to departures from a rotationally symmetric flow such that the flowmeter in a test measurement has a measurement error of flow velocity less than 1.0%.

Abstract: An ultrasonic meter for measuring a flow rate or flow volume includes a fluid inlet, a fluid outlet, a flow channel arranged between the fluid inlet and the fluid outlet, two ultrasonic transducers and at least one reflector for ultrasonic signals. Ultrasonic transducers are arranged outside the flow channel, entrance and exit openings for ultrasonic signals, each running obliquely relative to the longitudinal axis of the flow channel, are provided between the ultrasonic transducers and the flow channel, and the reflector is arranged on the wall of the flow channel opposite the entrance and exit openings such that it reflects ultrasonic signals of the ultrasonic transducers.

Abstract: An x-ray mass flow rate sensor uses a low density polymer pipe, an x-ray source, and an x-ray detector. The polymer pipe has a low density (less than 2.8 SG) and a high pressure rating (greater than 5 ksi). By using a low density polymer pipe, the sensor is able to use an x-ray source that does not require a linear accelerator and is less than or equal to 450 kV. The x-ray source and the x-ray detector are mounted on opposite sides of the polymer pipe to form a detection area that passes through the polymer pipe. A real-time calibration of the sensor is performed by detecting gray level values in a calibration region of the detection area for two reference materials placed in the detection area. The sensor may additionally include a mechanical flow rate sensor with a plurality of pistons with springs of varying spring constants.

Abstract: The present disclosure provides a method for regulating an inert gas flow in a crystal pulling furnace, a method for preparing monocrystalline silicon, and monocrystalline silicon. The method for regulating an inert gas flow includes introducing the inert gas into a main furnace chamber of the crystal pulling furnace from an auxiliary furnace chamber of the crystal pulling furnace, and regulating a flow direction of the inert gas flow introduced into the auxiliary furnace chamber of the crystal pulling furnace.

Abstract: A squeeze doser with a childproof cap is described herein. The squeeze doser with a childproof cap includes a container, a reservoir, and a cap. The container includes a neck. A reservoir is coupled with the neck of the container, wherein the reservoir further comprises a spout and at least one notch located on an outer surface of the neck, said spout coupled with a fill tube that guides liquid stored in the container to the spout, the spout including one or more holes positioned to maintain a predetermined dosage of liquid within the reservoir. The cap is releaseably attached to the neck and includes at least one protrusion that is configured to mate with the at least one notch of the neck, whereby the at least one protrusion coupled with the at least one notch renders the container childproof.

Abstract: Systems and methods for the injection/dispensing of fluid material in a volumetrically accurate and repeatable manner via an injection cell that interconnects two reservoirs of the fluid material. The injection cell has a normally closed dispensing valve that is opened for dispensing of the fluid material during a compression cycle, and closed during a return cycle. Opening and closing of the dispensing valve is effected using either or both of pressurized air and/or a motorized linkage. During the compression cycle, independent longitudinal displacements of a piston cylinder and a piston within the injection cell act to first open the dispensing valve and subsequently eject fluid material within the piston cylinder via the opened dispensing valve. The piston cylinder and piston are returned to an initial state that facilitates reloading of the injection cell from the reservoirs and closes the dispensing valve during a return cycle.

Abstract: A flow sensor includes a semiconductor, an electric control circuit, a lead frame, and a spacer. The spacer is disposed in a clearance between the lead frame and the semiconductor device on an opposite side from a joint portion of the semiconductor device with the lead frame on a side of the electric control circuit across the diaphragm disposed therebetween. A surface of the electric control circuit and a part of a surface of the semiconductor device is covered with resin while the air flow sensing unit is exposed. At the joint portion, the semiconductor device is attached to the lead frame via an adhesive.

Abstract: One or more techniques and/or systems are disclosed for providing level sensing of a fluid in a dispenser canister. The sensor includes a housing having a fluid cavity configured to receive a fluid therein, with the housing having an open end and an opening in a wall opposite the open end. The sensor has a diaphragm coupled to and closing the open end of the housing and a sensing device having a sensing end. The sensing device is coupled to the housing with the sensing end extending into the opening of the wall of the housing, thereby not making direct contact with the fluid.

Abstract: Systems include a floating device disposed on a top of a column of drilling fluid in an annulus of a wellbore. The floating device includes a capsule. A transmitter or a reflector may be coupled to the capsule. The floating device may transmit signals to a surface region from the annulus or receive signals from the surface region and reflect at least a portion of the received signals. A receiver in the surface region receives transmitted signals or reflected signals from the floating device and determines a distance between the floating device and a reference point in the surface region. The distance indicates a level of the drilling fluid in the annulus.

Abstract: An aspect ratio flow metering device may comprise a concentrate inlet portion, one or more restricted flow portions of tubing fluidly connected to the concentrate inlet portion, and a metered concentrate outlet portion fluidly connected to the one or more restricted flow portion of tubing. The narrowest part of the one or more restricted flow portions of tubing may each have a length (RL): inner diameter (RID) ratio of at least 10:1. The metered concentrate outlet portion may have an inner diameter (OID) greater than RID. The concentrate inlet portion may have an inner diameter (IID) greater than RID. The aspect ratio flow metering device may be structurally configured to limit flow of a concentrate into a hydrodynamic mixing apparatus. Also disclosed are methods for using the aspect ratio flow metering device to mix fluids.

Abstract: The present invention relates to a support device used in weighing coal of a raw coal bunker in a thermal power plant and a weighable raw coal bunker. The support device includes a base, a positioning sleeve, an upper support and a weighing sensor, a sensor groove being provided in the middle of the base, the weighing sensor being arranged in the sensor groove, the positioning sleeve being arranged on the base in a covering mode, a positioning hole being provided in the middle of the positioning sleeve, the upper support being movably inserted in the positioning hole, and a bottom surface of the upper support penetrating the positioning hole to abut against a top surface of the weighing sensor. The raw coal bunker uses the support device. Compared with the prior art, the present invention effectively meets the weighing requirement of the raw coal bunker.

Abstract: A measurement terminal includes: a storage that stores, for each of one or more inspection objects, setting information including a parameter related to a feature of an inspection and an abnormality; a processor; and a memory having instructions that, when executed by the processor, cause the processor to perform operations. The operations include: acquiring audio data of sound from an inspection object; deriving, based on the setting information of a corresponding one of the one or more inspection objects, a required time for acquiring the audio data of sound from the inspection object to be used for determining a presence or absence of the abnormality in the inspection object; and determining the presence or absence of the abnormality in the inspection object based on the audio data of sound from the inspection object for the derived required time.