Abstract: A bore hole measurement system includes a cable with spaced apart embedded elements along a length of the cable, a sensor for detection of the elements as they move relatively past the sensor, and a processor for determining the distance that the cable has travelled based on the detections of elements that have moved past the sensor. A method includes detecting the elements moving past a sensor, and determining the distance that the cable has travelled based on the detections of elements that have moved past the sensor.

Abstract: An apparatus for measuring a vent pressure of a pouch cell includes a pouch cell accommodating an electrode assembly therein, and formed with a heat fusion part on a side thereof; a measurement unit defining therein a space for seating the pouch cell, expanding the pouch cell by a negative pressure formed in the measuring unit, and measuring a vent pressure of the pouch cell; and a negative pressure forming unit connected to the measurement unit, and forming a negative pressure inside the measurement unit.

Abstract: A test device and a method for testing a photovoltaic module, for testing anti-stepping performance of the photovoltaic module. The test device includes first and second test members spaced apart along a first direction. The first and second test members are configured to abut against the photovoltaic module and apply a preset load to the photovoltaic module. The first test member is at a first position when the first test member abuts against the photovoltaic module, the second test member is at a second position when the second test member abuts against the photovoltaic module, and along a movement direction of the first and second test members in a horizontal plane, the first and second positions are alternately spaced apart, to simulate force on the photovoltaic module when an operator walks on the photovoltaic module.

Abstract: An amplifier device for receiving currents, comprising a first current path for measuring smaller currents of less than 100 pA, an input amplifier device included in the first current path, having at least one first amplifier, an output, an inverting input, a first feedback path connecting the output to the inverting input, and a feedback element included in the first feedback path, wherein the first amplifier has at least one protective element, a second current path for measuring larger currents with a maximum current of at least 10 times the current to be received in the first current path, characterized in that at least one of the protective elements of the amplifier is part of the second current path.

Abstract: The present application discloses a calculation method for thickness of inner oxide layer of a martensitic heat-resistant steel in steam environment. The calculation method takes into account the steam temperature, the steam pressure and the operation time, which are the three factors that have significant effects on the thickness of the oxide layer, and with the help of a metal oxidation kinetic model, the formula is mathematically modified by combining a large number of actual operation and laboratory simulation experimental data of the power plant. A calculation method for thickness of inner oxide layer of 9% Cr martensitic heat-resistant steel in steam environment is obtained by using linear fitting and curve fitting, etc.

Abstract: A test result of a tensile test and a measurement result of a natural frequency are easily associated with each other. A high-speed tensile testing machine 1 is a tensile testing machine that executes a tensile test by applying a test force F to a test target TP.

Abstract: A seat state sensing device includes a first vibration detector that is installed in a seat of a vehicle, detects vibration, and outputs a first vibration signal, a second vibration detector that is installed in a vehicle body near the seat, detects vibration, and outputs a second vibration signal, a first calculation unit that calculates a similarity between the first vibration signal input from the first vibration detector and the second vibration signal input from the second vibration detector, and a sensing unit that senses a seat state including at least one of a slide position of the seat in a front-rear direction of the vehicle body, a reclining angle of the seat, and an orientation of the seat with respect to the front-rear direction of the vehicle body, based on the similarity calculated by the first calculation unit.

Abstract: Leak testing system (100) and method for leak testing a finished battery cell, comprising a vacuum chamber (4), a vacuum pump (6), a detecting and measuring system (1) to detect gases and/or vapors escaping from the cell, the gases and/or vapors deriving from parts and/or substances inside in the cell, and a capillary element (2) which connects the detecting and measuring system to the vacuum chamber and through which the gases and/or vapors leaking from the cell flow. The system further comprises heating devices adapted to heat at least one of the components of system, thereby making the system substantially memory-free.

Abstract: An integrated actuator test system for performing the first test and the second test and a method for operating the system. The test system includes a control unit controlling an operation of the test system; a support socket supporting the actuator; an alignment stage supporting the support socket and determining a direction of the support socket; and a transporting unit transporting the alignment stage to perform the second test after performing the first test.

Abstract: According to one embodiment, a processing system teaches an operation to a robot. The robot includes a detector including detection elements arranged along first and second directions, and a manipulator to which the detector is mounted. The processing system performs position teaching processing. The position teaching processing includes causing the detector to perform a probe of a weld portion of a joined body. The probe includes a transmission of an ultrasonic wave and a detection of a reflected wave. The position teaching processing includes calculating a center position of the weld portion in a first plane based on first intensity data of an intensity of the reflected wave, setting a teaching point of the robot based on a first position of the detector, and moving the detector along the first plane to a second position, and setting the teaching point based on the second position.

Abstract: Automated real-time characterization of resistance spot welds using ultrasound-based nondestructive evaluation requires a computational process and system to accurately and rapidly interpret the ultrasonic data in real time. Such a process can be automatically learned using artificial intelligence, from a dataset of exemplary ultrasonic data from nondestructive evaluation of resistance spot welds for which a corresponding ideal evaluation of each weld is provided. The process can then be implemented into a system to automatically interpret data from non-destructive evaluation in real-time. The ideal evaluation of each weld requires identification a large set of features that are observable in the ultrasonic signature and comprehensively characterize the corresponding weld process.

Abstract: The present invention provides a sensing device comprising: a rotor; and a stator in which the rotor is disposed, wherein the stator comprises a stator tooth and a stator body, the stator tooth comprises a first stator tooth and a second stator tooth disposed inside the first stator tooth, at least one of the first stator tooth and the second stator tooth includes a tip protruding toward the center axis of the stator, and the tip is disposed at one surface of the stator body.

Abstract: A sensor assembly for a vehicle including a sensor module having a main printed circuit board (PCB). A plurality of auxiliary printed circuit boards (PCBs) are coupled to the main PCB and electrically connected to the main PCB. Each of the plurality of auxiliary PCBs has at least one sensor that is configured to generate a signal. Each of the plurality of auxiliary PCBs are coupled to each other in a defined position relative to each other. A plurality of attachment elements couple the plurality of auxiliary PCBs and the main PCB to at least partially maintain the defined positions of the auxiliary PCBs relative to each other and to electrically connect the plurality of auxiliary PCBs to the main PCB. A retainer abuts the plurality of auxiliary PCBs.

Abstract: A vertical probe assembly having a resilient compliant probe, a first guide plate, a second guide plate, and a third guide plate is disclosed. The probe may include an upper portion, a lower portion, and a stopper structure positioned between the upper and lower portions of the first probe. The first, second, and third guide plates may be formed from a non-conductive substrate and separated by one or more spacers. The first, second, and third guide plates may also include a first, second, and third hole, respectively. The first, second, and third holes may be vertically aligned. The probe may be positioned within the first, second, and third holes such that the upper portion extends through the first hole, the lower portion extends through the second and third holes, and the stopper structure contacts a surface of the second guide plate that faces the first guide plate.

Abstract: In one aspect, computer-implemented method may include receiving, from one or more sensors associated with a battery pack, one or more measurements pertaining to voltage, temperature, or both. The method may include determining, based on the one or more measurements, a voltage score and a temperature score, and predicting, based on the voltage score and the temperature score, whether the battery pack is experiencing a fault condition. The prediction is performed by an artificial intelligence engine. Responsive to predicting the battery pack is experiencing the fault condition, the method may include performing one or more preventative actions.

Abstract: A transducer for monitoring integrity of an adhesive bond between a first element and a second element, the transducer comprising: a transducing adhesive, the transducing adhesive provided to act as at least one of: an actuator to convert an electrical signal to an acoustic signal and a sensor to convert an acoustic signal to an electrical signal; and an electrode provided on the transducing adhesive, the electrode provided to perform at least one of: providing an electrical signal to the transducing adhesive and receiving an electrical signal from the transducing adhesive; wherein, in use, the transducer is provided at least partially in the adhesive bond between the first element and the second element, and the acoustic signal is passed through the adhesive bond.

Abstract: A method for diagnosing an operating state of a switching device including separable contacts, which are driven by an electromagnetic actuator including a coil connected to an electronic control device, and sensors, which are configured to measure an intensity of a coil current and a coil voltage. The method comprises: a) receiving an order to close via the electronic control device; b) controlling the electromagnetic actuator so that it closes; c) measuring and recording the coil voltage and coil current values; d) calculating and recording values of a magnetic flux through the coil, by integrating the recorded values of the coil current, the coil voltage and resistance and inductance values of the coil; and e) evaluating and recording positions of a core of the electromagnetic actuator according to a data table, which is previously recorded in the electronic control device and which defines a bijective relation between the position of the core, the magnetic flux and the coil current.

Abstract: An ultrasonic device, the device comprising at least one flexible ultrasonic transducer; and a clamp configured to mount the at least one transducer to a test object. Optionally, the clamp may comprise one or more bands and wherein the one or more bands can optionally be metal or at least part of the one or more bands may be formed of a conformable material such that the one or more bands comprises a conformable band or band portion.

Abstract: A method for diagnosing an operating state of a switching device including separable contacts, which are driven by an electromagnetic actuator including a coil connected to an electronic control device, and sensors that measure a coil voltage and an intensity of a coil current. The method includes: a) receiving an order to open the switching device via the electronic control device; b) controlling the electromagnetic actuator so that it opens; c) measuring and recording the coil voltage and coil current values d) calculating and recording values of a magnetic flux through the coil, by integrating the recorded values of the coil current, the coil voltage and resistance and inductance values of the coil; and e) evaluating and recording positions of a core of the electromagnetic actuator according to a data table, which defines a bijective relation between the position of the core, the magnetic flux and the coil current.

Abstract: In an ultrasonic testing method and an ultrasonic testing device that ultrasonically examine a flaw of a subject, a scanning range specified for the subject is scanned while flaw testing is performed by an array probe, and it is determined that a flaw is present at a point where a groove signal DG is present and a bottom echo signal BE is not obtained.