A magnetically inductive flow meter includes a housing; at least two measuring electrodes for forming a galvanic contact with the medium and for tapping an induced voltage in the medium; a device for generating a magnetic field, wherein the device is arranged in the housing, wherein the device comprises a field guiding assembly and a coil arrangement, wherein the field guiding assembly functions as a sensor electrode for capacitively determining and/or monitoring at least one process variable, in particular a fill level of the medium in the tube line or the measuring tube. The present disclosure also relates to a method for determining a fill level of a medium in a measuring tube or in a tube line using the magnetically inductive flow measuring device.

The present application relates to a method of forming a structural portion of a fuel tank for an aircraft in which the structural portion is formed from a fibre reinforced polymer and a sensor is integrated in the structural portion. The method includes providing a fibre ply which acts as a structural component, and embroidering an electrically conductive wire in a predetermined pattern on the fibre ply to form the sensor. The fibre ply acts as a sensor substrate. Furthermore, the method includes applying a polymer matrix to the fibre ply so that the fibre ply and electrically conductive wire are covered by the polymer matrix. The present application also relates to a fuel tank for an aircraft, a fuel quantity indicating system, and an aircraft.

Method for calculating a linearization curve for determining the fill level in a container from a filling height, said method comprising the following steps: acquiring three-dimensional data of the container with a mobile end device, having at least one optical camera, a depth sensor and a motion detector, establishing a three-dimensional model of the container, and calculating the linearization curve from the three-dimensional model for determining a fill level from a measured filling height.

The present invention provides a device for collecting liquid and a smart toilet comprising the same. The device comprises a fixing support, a swinging mechanism, a suction tube assembly and a pump body mechanism; the suction tube assembly (9) comprises a slide rail component and a retractable suction tube component disposed therein, one end of the slide rail component is connected to the swinging mechanism; the suction tube component comprises a suction tube internally provided with a cavity and an opening disposed above the cavity, and a first conduit disposed in the suction tube one end of the first conduit is inserted in the cavity, the other end of the first conduit is connected to the pump body mechanism. The fixing support is fixedly connected to the toilet body; the suction tube component swings towards the center of the toilet under the effect of the swinging mechanism, the suction tube component is used for receiving the urine. The device further comprises a liquid-level sensing mechanism for monitoring the amount of the urine in the cavity in real time and controlling the start and stop of the pump body mechanism according to the amount of the urine. The device takes the urine sucked in the air as a sample for health analysis, avoiding the problem of cross-contamination caused by sucking the urine from the inside surface of the toilet.

The present invention provides a liftable charging apparatus with water level detection. The liftable charging apparatus comprises a control module, a power module, a detective module, an overvoltage protection module and a lifting module. The power module, coupled to the control module, comprises an AC/DC converting unit for converting AC current into DC current. The detective module, coupled to the control module, comprises a water level detection unit and a micro-switch. The water level detection unit is provided to detect a height of outside water level. The overvoltage protection module is coupled to the power module and the detective module. The lifting module is coupled to the control module. Wherein the overvoltage protection module is triggered by the micro-switch and the lifting module is driven when the height of outside water level is greater than a default value.

An electric wave type biosensor includes: an electromagnetic wave irradiation unit; and a reflected wave receiving unit which receives a reflected wave and obtains an I signal obtained by multiplying the irradiated electromagnetic wave signal and the received reflected signal, and a Q signal obtained by delaying the I signal only by a predetermined phase. The electric wave type biosensor further includes: a differentiation calculation unit which differentiates the I signal and the Q signal and calculates an I signal differential value and a Q signal differential value; and an angular velocity calculation unit which calculates an angular velocity of the I signal and the Q signal, based on the I signal and the Q signal and the I signal differential value and the Q signal differential value.

An electric wave type biosensor includes: an electromagnetic wave irradiation unit; and a reflected wave receiving unit which receives a reflected wave and obtains an I signal obtained by multiplying the irradiated electromagnetic wave signal and the received reflected signal, and a Q signal obtained by delaying the I signal only by a predetermined phase. The electric wave type biosensor further includes: a differentiation calculation unit which differentiates the I signal and the Q signal and calculates an I signal differential value and a Q signal differential value; and an angular velocity calculation unit which calculates an angular velocity of the I signal and the Q signal, based on the I signal and the Q signal and the I signal differential value and the Q signal differential value.

A level gauge with a control and evaluation electronic comprising a signal generator for generating an alternating voltage, a signal detector for detecting a reflected voltage, a resonant measuring probe, and a connecting element, which connects the evaluating electronic electrically to the measuring probe, with the connecting element comprising a first connecting conductor, which connects the signal generator to the measuring probe, and a second connecting conductor which connects the measuring probe to the signal detector.

In one aspect, a system for monitoring crop fill-levels of transport receptacles includes a crop transport receptacle defining a storage volume configured to receive harvested crops, and a sensor assembly provided in association with the crop transport receptacle. The sensor assembly is configured to generate capacitance-related data associated with a fill-level of the harvested crops within the storage volume. In addition, the system includes a computing system communicatively coupled to the sensor assembly. The computing system is configured to receive crop data associated with a dielectric constant of the harvested crops within the storage volume. The computing system is further configured to determine the fill-level of the harvested crops within the storage volume based at least in part on the capacitance-related data and the crop data.

In one aspect, a system for monitoring crop fill-levels of transport receptacles includes a crop transport receptacle defining a storage volume configured to receive harvested crops, and a sensor assembly provided in association with the crop transport receptacle. The sensor assembly is configured to generate capacitance-related data associated with a fill-level of the harvested crops within the storage volume. In addition, the system includes a computing system communicatively coupled to the sensor assembly. The computing system is configured to receive crop data associated with a dielectric constant of the harvested crops within the storage volume. The computing system is further configured to determine the fill-level of the harvested crops within the storage volume based at least in part on the capacitance-related data and the crop data.