Abstract: A sensor node includes a sensor node printed circuit board, a sensor module, and a communication module. The sensor node printed circuit board manages power of the sensor node circuitry, the sensor module and the communication module such that power is provided from a primary power supply supplemented by a secondary power supply. The sensor module includes a plurality of air quality sensors to measure the concentration of air pollutants. The sensor module may be replaceable. The communication module may communicate air quality measurements to and receive configurations from a data management platform, which may perform processes to improve the accuracy of the air quality measurements.

Abstract: Various examples described herein are directed to systems and methods of detecting damage to an analyte sensor using analyte sensor impedance values. In some examples, a method of assessing sensor membrane integrity using sensor electronics comprises determining an impedance parameter of an analyte sensor and determining a membrane integrity state of the analyte sensor based on the impedance parameter.

Abstract: An object of the present invention is to provide a compact air flow rate measuring device with improved stain resistance. A physical quantity detecting device of the present invention includes: a semiconductor element having a flow rate detection unit 205; a circuit board 207 supporting the semiconductor element; and a conductive cover 202 fixing the circuit board 207, and the semiconductor element is fixed to the circuit board 207 such that the flow rate detection unit 205 faces the cover 202.

Abstract: A device for testing the interface to periscope inboard electronics is provided with an enclosure having a cable connector for a plurality of cables from a periscope mast. Each cable includes electric wires, fiber optic lines, radio frequency lines, and video lines. A plurality of interface panels are mounted on the enclosure. Each interface panel is associated with a cable of the plurality of cables. Each interface panel has test points for each voltage conducting cable, video path, and fiber optic line for the associated cable and status indicators for the device and inboard electronics. A multi-position switch is mounted on the enclosure and can be selected for one of a plurality of periscope mast types.

Abstract: An experimental device and method for supercritical CO2/H2O mixed fluid huff and puff for shale oil development includes a CO2 storage tank, a water vapor generator, a mixing vessel, and a core holder; the CO2 storage tank and the water vapor generator are in communication with the mixing vessel; a first pressure gauge and a hygronom are connected to an upper end of the mixing vessel, and a displacement pump is connected to a lower end of the mixing vessel; the mixing vessel is connected to an inlet end of the core holder; the core holder is connected to an inlet end of a drying pipe, and the measuring cylinder is disposed upside down in a liquid containing dish, where the liquid containing dish and the measuring cylinder are filled with a saturated sodium carbonate solution.

Abstract: A combination weighing device is provided that includes a plurality of article suppliers disposed in juxtaposition with each other and adapted to transport and supply articles to a plurality of weighing units. The combination weighing device further includes an article transporter adapted to drop and supply the transported articles from a direction intersecting with a direction of transport of the articles by the article suppliers, and an article split-and-guide member adapted to split, drop and guide the articles in a direction of juxtaposition of the article suppliers.

Abstract: A method determines a potential poisoning of a sensor of an electronic nose by a volatile compound following an exposure of the sensor to a gaseous sample including at least this volatile compound. If there is poisoning, the method determines whether the sensor is still functional such that the sensor is still capable of carrying out one or a plurality of reliable measurements, or on the contrary, whether the sensor is saturated and must no longer be used. The method may be used with any type of electronic nose.

Abstract: An information processing apparatus that estimates a hit feeling of a golf ball, includes a characteristic amount obtainment unit configured to obtain a characteristic amount of a striking sound which an estimation target ball generates as a sound source upon the estimation target ball being struck and an estimation unit configured to estimate a hit feeling of the estimation target ball based on correlation information and the characteristic amount obtained by the characteristic amount obtainment unit. The correlation information indicates correlation, for a plurality of kinds of test balls, between a hit feeling which a testing golfer feels at the time of striking a test ball and a characteristic amount of a striking sound which the test ball generates as a sound source upon the test ball being struck.

Abstract: Provided are a test assembly and a test tooling, including: interfaces, where one end of the interface is configured to connect a device under test, and the interfaces include a first interface and a second interface; a first three-way valve, where the first three-way valve includes a first cut-in valve, a first vent valve, and a first test valve, another end of the first interface is connected to the first cut-in valve, and the first vent valve lets in atmospheric air and is able to open and close; a second three-way valve, where the second three-way valve includes a second cut-in valve, a second vent valve, and a second test valve, another end of the second interface is connected to the second cut-in valve, and the second vent valve lets in atmospheric air and is able to open and close; and a manifold.

Abstract: A material independent mass flow sensor is used to generate signals that can be used to calculate mass flow of grain harvested by a combine. A method for determining a mass of material includes the steps of receiving data from a three-measurement transducer and determining an angular center of mass location of an object based on the data from the three-measurement transducer. A coefficient of friction of the object is determined. A velocity of the object is determined. A mass of the object is determined. The mass of the object can be determined based on the angular center of mass location of the object, the coefficient of friction of the object, and the velocity of the object.

Abstract: In a method of determining a critical temperature of a semiconductor package, heat is applied to at least one semiconductor package. Temperatures of the semiconductor package are measured during the heating. Heights of the semiconductor package are also measured during the heating. A temperature of the semiconductor package measured at a point at which a height from among the measured heights of the semiconductor package is sharply increased so that swelling of the semiconductor package occurs is determined as the critical temperature of the semiconductor package. Thus, the critical temperature of the semiconductor package may be accurately determined.

Abstract: A cooking oven wet bulb sensor system having: a reservoir configured to be secured to a cooking chamber wall of the cooking oven, with a cavity of the reservoir in an upward-facing orientation; a temperature sensor probe configured to be mounted at least partially within the cavity of the reservoir; and a water fill opening positioned to dispense water into the cavity. A cooking oven having a wet bulb sensor system and a method for operating a cooking oven are also provided.

Abstract: An irrigation water amount measurement apparatus 10 includes: a sensor data obtaining unit 11 that obtains sensor data for specifying soil moisture contents of sections of an agricultural field, from moisture sensors installed in the respective sections; an irrigation water amount measurement unit 12 that measures a supply amount of irrigation water supplied from a drip irrigation system during a period from start to end of irrigation in the entire agricultural field; an irrigation time specifying unit 13 that specifies a period of time during which irrigation water was supplied to the section based on a change state of a soil moisture content of the section; and a calculation processing unit 14 that calculates a supply amount of irrigation water supplied to the section, based on a period of time specified for the section, a period from start to end of irrigation, and a measured supply amount.

Abstract: An internal calibration mechanism of a weigh module has a driving structure, a calibration weight and a weight support frame. The weight support frame has an opening or a groove for loading the calibration weight. The weight support frame is connected to a load receiving portion at both sides thereof and is connected to a portion of a fixing portion that extends towards the load-receiving portion. In one case, the weight support frame, the load-receiving portion and the fixing portion are integrally formed. In another case, a force transmission connecting portion and a fulcrum connecting portion of the weight support frame are fixedly connected, respectively, to the load-receiving portion and to the extending portion of the fixing portion. In another case, flexure hinges connect the weight support frame to the load-receiving portion at both sides thereof and connect the weight support frame to the extending portion.

Abstract: A method for detecting a hardware configuration of a device intended to be carried aboard an aircraft turbomachine and controlled by a two-channel protection calculator (8), comprising a power supply able to supply the device, a first measuring box (16) able to measure a first voltage Vs1 at the output of the device and a second measuring box (18) capable of measuring a second voltage Vs2 at the output of the device: a) Send a control voltage to the input of the equipment Vc; b) Measure the first voltage Vs1 and the second voltage Vs2; c) Infer the hardware configuration of the device from the values of the first and second voltages measured Vs1 and Vs2.

Abstract: A method for determining structural vibration mode characteristics includes preparing a digital image correlation (DIC) dataset for the component, applying a dynamic mode decomposition (DMD) technique to the DIC dataset to determine a plurality of DMD modes, selecting at least one dominant DMD mode from the plurality of DMD modes, classifying each of the at least one selected dominant DMD mode as a standing wave or a traveling wave, and determining structural vibration mode characteristics of the component by extracting the structural vibration mode characteristics from each of the at least one selected dominant DMD mode having a standing wave classification.

Abstract: A computer-implemented method is provided for detecting broken bar faults of an induction motor during operations.

Abstract: A method includes generating, via a camera, image data that is reproducible as an image of at least a portion of a subject. The method also includes receiving, via a sensor, first biomeasurement data associated with the subject, the first biomeasurement data including a first biomeasurement of the subject. The method also includes verifying the first biomeasurement of the subject based at least in part on a comparison between at least a portion of the image data and at least a portion of the first biomeasurement data.

Abstract: A method for detecting leakages of fluids from sealed containers includes defining a detection zone in which a sealed container will be placed, putting the detection zone in communication with at least one gas sensor through at least one duct, introducing a flushing gas into the detection zone through the at least one duct, placing a container in the detection zone, sucking gases from the detection zone through the duct and transferring them to the sensor for ascertaining the presence of a gas leakage in the container.

Abstract: Systems and methods for continuously monitoring mass loss through flow erosion of a well equipment component are provided. The disclosed system includes a wear transducer mounted to the equipment component proximate a portion of the equipment component exposed to erosive fluid flow. The wear transducer includes a metal coupon including an elongated end that extends into a flowpath of the equipment component such that the elongated end is exposed to the erosive fluid flow. The wear transducer also includes an ultrasonic sensor disposed within the metal coupon. The ultrasonic sensor transmits ultrasonic signals through the metal coupon toward the elongated end and receives ultrasonic signal reflections reflected back from the elongated end.