Abstract: Systems and methods for performing in situ testing of a load cell disposed within a disk burnishing machine are provided. One such system includes a load cell bracket attached to a component of the disk burnishing machine, where the load cell is mounted within the load cell bracket and has a force measuring surface. The load cell bracket can be oriented such that the force measuring surface faces a direction that is about opposite to a direction of gravity. The system can further include a preselected weight and a weight holder configured to receive the preselected weight, to be mounted to the load cell bracket, and to be aligned with the load cell. The preselected weight can be positioned within the weight holder and on the force measuring surface of the load cell. The load cell can then be tested, calibrated, and/or replaced if necessary.

Abstract: A calibration method of air pressure for a mobile device, a calibration device and a mobile device, where the calibration method includes acquiring self-location data of the mobile device; acquiring air pressure information from a web site or a web service according to the self-location data; performing calibration of air pressure for the mobile device by using the air pressure information. Through the embodiments of the present invention, dynamic calibration of air pressure is performed; furthermore, another barometer is not needed in the mobile device.

Abstract: A pipe (50) that makes it possible to channel pressurized air into an aircraft, includes an inner tube (52), an outer tube (54) that is essentially coaxial to the inner tube (52), an insulating material (56) that is inserted between the two tubes (52, 54) and that is made of a heat-insulating and gas-porous material, and a leak detection device (70), characterized in that the leak detection device (70) is arranged at least in part between the inner tube (52) and the outer tube (54) and in that at least at one end (60), the detection device follows a concentric trajectory (84) to the inner tube (52).

Abstract: An apparatus and method detect damage of a component of a system. The damage detection apparatus includes a first grid of sensors arranged in a first orientation on a surface of the component and configured to generate a first set of signals. The apparatus also includes a second grid of sensors, independent from the first grid of sensors, arranged in a second orientation on an insulating layer on the surface of the component and configured to generate a second set of signals, the second orientation overlapping with the first orientation. A processor detects the damage based on a change in at least one signal of the first set of signals or the second set of signals.

Abstract: A method for extracting material and mechanical properties of a cylinder subject to expansion cause by an explosion so as to better understand the evolution of damage. The method is directed towards obtaining material and mechanical properties of the cylinder between an undeformed state and a state of deformation prior to total fracture. The method includes the steps of providing: (1) a plurality of cylinders, each of which have the same physical dimensions; (2) a plurality of charges, each of the plurality of charges having a different diameter and hence explosive force; and (3) a fluid having a shock impedance less than a shock impedance of any of the plurality of charges. The method further includes the step of placing the charges in a respective cylinders, tilling the cylinder with the fluid and detonating the charge, and recording the cylinder radial velocity during radial expansion and post-mortem material properties.

Abstract: Various embodiments of an apparatus for measuring a characteristic parameter of an optical fiber are provided. In one embodiment, an apparatus for testing an optical fiber comprises: a light source enclosed within a housing and configured to couple to a first end of the optical fiber; a detector enclosed within the housing and configured to couple to a second end of the optical fiber; and a non-planar table defining a curved path, the non-planar table attached to the housing and configured to guide the optical fiber along the curved path in three dimensions. In this way, an optical fiber may be deployed for testing with minimal manual manipulation of the optical fiber.

Abstract: An estimation device for a cylinder intake air amount in an internal combustion engine can make calculations in real time with a high accuracy in a small number of adaptation constants. The device includes an AFS, a volumetric efficiency corresponding value calculation unit that calculates a volumetric efficiency correction factor which is an index indicating an amount of air entering a cylinder, a physical model that models a response delay of an intake system, and a unit that calculates a cylinder intake air amount actually sucked into the cylinder by using the amount of intake air, the volumetric efficiency correction factor and the physical model. The volumetric efficiency correction factor required for calculating the amount of air sucked into the cylinder by a response delay model of the intake system is calculated by using the intake air amount, an intake manifold density, and an intake manifold density change amount.

Abstract: A leakage diagnosis apparatus is applied to an evaporated-gas purge system including a negative-pressure sensor and a pressure detecting portion. The negative-pressure sensor introduces a negative pressure into an evaporation system. The pressure detecting portion detects the pressure in the evaporation system. The leakage diagnosis apparatus includes a leakage-diagnosis portion and a determining portion. The leakage-diagnosis portion executes a leakage diagnosis to determine whether a leakage of the evaporation system is generated. The determining portion determines whether an evaporated-gas amount in the evaporation system is in an excessive state while the internal combustion engine is stopped. The leakage-diagnosis portion prohibits or terminates the leakage diagnosis, when the determining portion determines that the evaporated-gas amount is in the excessive state.

Abstract: One or more testing devices used for a test, a device management apparatus that is communicably connected to the testing devices to manage the testing devices, and an automatic test management apparatus that sets a schedule of the test, and on the basis of the schedule, issues a command to the device management apparatus are provided. The device management apparatus is provided with a disconnecting/connecting operation sensing part that senses that a disconnecting/connecting operation for connecting or disconnecting any of the testing devices has been performed; and a management main body part that, in the case where the disconnecting/connecting operation sensing part detects a connecting operation, starts a predetermined connecting protocol for establishing a connecting state and starts management of the testing device, as well as in the case where the disconnecting/connecting operation sensing part detects a disconnecting operation, canceling the connection to terminate the management of the testing device.

Abstract: A method for diagnosing an exhaust gas recirculation (EGR) system includes: a setting step of setting a temperature map with respect to a temperature at an outlet side of an EGR line for an output value reflecting a driving state of a vehicle in a state in which an EGR valve is closed; a measuring step of measuring the temperature at the outlet side of the EGR line at the time of an operation of the EGR system; and a diagnosing step of diagnosing that a fault has been generated in an EGR system when the measured temperature at the outlet side of the EGR line is equal to or less than a reference value set in the temperature map.

Abstract: Diesel electric hybrid powertrains and methods of operating and testing such powertrains are disclosed. Certain exemplary embodiments comprise test and certification methods in which a controller operates a diesel engine alone, an integrated motor/generator alone, or both the diesel engine and the motor/generator to provide brake torque at a common output shaft according to predetermined duty cycle criteria. Emissions are measured based upon criteria accounting for the effects of regenerative braking, engine shut off, and other operational modes unique to hybrid powertrains. Further exemplary embodiments comprise hybrid powertrain systems and methods of operating the same meeting performance and emissions requirements including respective limits on NOx, hydrocarbon, particulate matter, CO, and CO2 without reliance conventional emissions reduction devices or techniques.

Abstract: A malfunction-determining device for an exhaust gas purifying device, which includes a filter device and a pressure measuring device, includes a usability determiner being configured to determine whether or not the pressure measuring device is usable based on a pressure measured by the pressure measuring device and an exhaust gas flow rate, a frozen-state determiner being configured to determine whether or not the pressure measuring device is frozen, and a malfunction determiner being configured to determine that the pressure measuring device has a malfunction when the usability determiner determines that the pressure measuring device is unusable and the frozen-state determiner determines that the pressure measuring device is not frozen.

Abstract: A system for transmitting a driving event comprises an interface and a processor. The interface is configured to receive a portion of data. The processor is configured to detect a driving event based at least in part on the portion of data; determine whether the driving event satisfies a non-transmitting criteria; and in the event that the driving event satisfies the non-transmitting criteria, indicate that the driving event is not to be transmitted.

Abstract: Provided is a power steering sensor assembly which is capable of maintaining a stable coupling between a sensing device and a housing without using a separate auxiliary member, and is mounted in an electric power steering system. The power steering sensor assembly includes a sensing device including a plurality of coupling projections formed on an outer circumferential surface thereof; and a first housing having the sensing device housed therein and including a plurality of coupling grooves formed on an inner circumferential surface thereof, the coupling grooves each having an upper end which is opened. When the sensing device is housed in the first housing, the coupling projections of the sensing device are inserted into the coupling grooves of the first housing, respectively, such that the sensing device is coupled to the first housing without being moved in a radial direction and an axial direction.

Abstract: There is provided a warning device for detecting attachment integrity issues of a wheel assembly of a vehicle while the vehicle is in motion, the system comprising: a rigid body having: a first side and a second side to define an axis there between; a plurality of circumferentially distributed apertures extending axially between the first side and the second side, such that a spatial distribution of the plurality of circumferentially distributed apertures corresponds to a spatial distribution of wheel hub studs configured to receive a rim of the wheel; a plurality of wheel nut mounting locations positioned about each of the plurality of circumferentially distributed apertures on the first side, each of the plurality of wheel nut mounting locations having a mating surface for mating with an underside of a respective wheel nut; one or more rim mounting surfaces on the second side for mating with an outwardly facing exterior surface of the rim; and a plurality of indicators positioned adjacent to each of the plu

Abstract: A pipe outer surface inspection apparatus. The apparatus may include a carriage adapted for turning on a pipe to be inspected and includes a pipe inspection head. The apparatus may include at least one of a surface profile gauge, coating thickness gauge, and coating holiday detector. The apparatus may include a pendulum encoder, a cable guard, and/or a magnetic fastener. Associated methods are also disclosed.

Abstract: A sample can be collected from an enclosed container by opening a sample collection valve and drawing the sample from the enclosed container. After delivery of the sample out of a fluid flow path, a sanitizing fluid can be directed along the fluid flow path to sanitize the fluid flow path.

Abstract: An embodiment of the invention is one that, in the case where a sampling part is configured to include a plurality of venturis, with suppressing an increase in size of an apparatus and an increase in cost, accurately obtains a diluent gas flow rate in accordance with a diluted exhaust gas flow rate obtained on the basis of a combination among the plurality of venturis, in which the sampling part collecting part of diluted exhaust gas is configured to parallel connect the plurality of venturis that control the flow rate of the diluted exhaust gas, and a flow rate control part provided in a diluent gas sampling flow path is configured to parallel connect a plurality of venturis that control the flow rate of diluent gas to be introduced into a diluent gas analyzing device.

Abstract: A system for storing a biological sample for transfer between two different environments is provided. The system includes a first container defining a first container interior, and a second container defining a second container interior. A first closure is provided for enclosing the open end of the first container, with the first closure adapted to receive a sample holder. A second closure is also provided for enclosing the open end of the second container. The first container is adapted to removably receive the sample holder therein when the first closure encloses the open end of the first container, and the second container is adapted to subsequently receive the same sample holder therein when the first closure encloses the open end of the second container.

Abstract: An apparatus for holding a tissue sample including a retaining member having a first tissue engaging surface and at least one biasing element, the first tissue engaging surface being moveably attached to the retaining member by said biasing element; and a base having a second tissue engaging surface and configured to engage the retaining member to form an interior area with the first and second tissue engaging surfaces facing each other, wherein the at least one biasing element urges the first tissue engaging surface toward the second tissue engaging surface to retain the tissue sample therebetween in the interior area.

Abstract: A metallic test specimen (20) extends along a central longitudinal axis (500) between a first end (22) and a second end (24). The specimen has a first mounting section (30) and a section mounting section (32). A narrowed gauge section (34) is between the first mounting section and the second mounting section. The first mounting section and the second mounting section each have a blind compartment (44) extending longitudinally inward to a closed end (46).

Abstract: The invention relates to a method for determining the soil stiffness (kB) of a soil area (2). For this purpose, a vibration-excited contact body (6, 8) of a soil compacting device (1) acts upon the soil surface (9) in such a way that during the acting upon an unsteady loss of contact (jumping) between the soil surface (9) and the contact body (6, 8) occurs. While acting upon the soil surface, parameters (f) of the oscillation excitation and parameters ({umlaut over (x)}d) of the oscillation response (xd) of the contact body (6, 8) are determined and from these in combination with known parameters (mu, ru, md) of the soil compacting device (1) the soil stiffness (kB) is computed.

Abstract: A system for detecting wear in a flush valve includes at least one pressure sensor adapted to measure a water pressure within the flush valve and at least one microprocessor in communication with the at least one pressure sensor. The at least one microprocessor is configured to determine the water pressure within the flush valve measured by the at least one pressure sensor at or after a predetermined time following operation of the flush valve that is equal to or exceeding a known time required to reseal the flush valve during normal operation, compare the determined water pressure with a pressure value sufficient to reseal the flush valve during normal operation, and determine if the flush valve is worn based at least partially on the comparison. A method and apparatus is also disclosed.

Abstract: An electrically passive device and method for in-situ acoustic emission, and/or releasing, sampling and/or measuring of a fluid or various material(s) is provided. The device may provide a robust timing mechanism to release, sample and/or perform measurements on a predefined schedule, and, in various embodiments, emits an acoustic signal sequence(s) that may be used for triangulation of the device position within, for example, a hydrocarbon reservoir or a living body.

Abstract: A rheometer is disclosed that includes rheometry logic that is responsive to a material selection control, to an objective selection control, to material property storage, and to process parameter storage, and is operative to assist the user with a measurement using the rheometer. In another general aspect, a rheometer includes sample history storage operative to store a history that spans a plurality of different operations performed by the rheometer on a same sample.

Abstract: According to various embodiments, a cavitation sensor for detecting bubbles in a liquid is provided. The cavitation sensor may include: a substrate having an insulative surface; and an electrode arrangement provided on or within the insulative surface of the substrate. The electrode arrangement may include a first electrode and a second electrode being isolated from each other by the insulative surface, each of the first and the second electrode including a sensing portion. The spacing between the sensing portion of the first electrode and the sensing portion of the second electrode is adapted to allow charge flow between the first electrode and the second electrode caused by cavitation occurring at the sensing portion.

Abstract: This invention relates to a method for the determination of the average particle size or particle size distribution of a material in a gas phase reactor comprising: 1) analyzing the average particle size and particle size distribution of a baseline composition using the method described in ASTM D1921; 2) analyzing the average particle size and particle size distribution of said baseline composition using an FT-NIR analysis technique; 3) preparing a calibration matrix by comparing results from said reference analytical technique to the results from said FT-NIR analysis technique; 4) analyzing the material using an FT-NIR technique; and 5) identifying and quantifying the type and content of particles present in the material by comparing spectral data obtained from said FT-NIR technique of the material to said calibration matrix. This invention also relates to a process for determining polymer properties in a polymerization reactor system using such techniques.

Abstract: A device and a method for detecting an analyte in a liquid sample. In an aspect, a mixing portion is configured to receive and mix a first liquid solution of unknown composition with a second liquid solution that includes a suspended particle resulting in a mixed liquid solution, wherein a surface of the suspended particle is functionalized to target an analyte. Furthermore, in an aspect, a surface of a solid substrate is configured to receive and evaporate a drop of the mixed liquid solution, wherein evaporation of the drop in connection with a capillary flow of the mixed liquid solution disperses the suspended particle in a ring pattern. The presence or absence of an analyte in the first liquid solution can be determined by visual inspection of the ring pattern.

Abstract: A soot sensor includes a soot sensor including a first element on a first surface of the soot sensor. A soot sensing system may include a soot sensor and circuitry electrically coupled to the first element of the soot sensor. The circuitry is configured to determine an amount of soot accumulated on the first element and to control heating of the first element in response to the soot accumulation.

Abstract: Methods and apparatus for measuring the cleanliness of molten metals. Direct current is passed between electrodes through molten metal advancing through a passage in an electrically resistive wall. A voltage signal is analyzed for the presence of solid generally non-metallic inclusions in the metal. Direct current is supplied by one or more ultra-capacitors and the decay in discharge voltage of the capacitor(s) is compensated for by passing the current from each capacitor through a resistor ladder network circuit having resistors connected in parallel. Individual resistors are switched on or off in a sequence effective to change the resistance of the circuit and maintain the current within a predetermined range. Heat generation and noise pick-up are minimized by maintaining a low discharge voltage and measurement current while using FETs only in the fully ON or OFF conditions to switch the resistors into or out of the circuits.

Abstract: A first embodiment of a system for measuring and analyzing a machine property includes a detector with a vibration sensor, power source, a data transmitter, a first data processor configured and adapted to obtain sensed vibration data from the sensor and convert it into digital data to be transmitted through the data transmitter, and a system server operatively in communication with the detector. The system server has software that can process and analyze data such as the sensed vibration data received via the data receiver. In a second embodiment, the system includes a vibration sensor, a terminal comprising a user interface unit and a first data processor that can obtain sensed vibration data from the sensor and convert it into digital data to be transmitted through the first data transceiver. In this embodiment, data may be presented visually on the user display area and user input received input from the user input area.

Abstract: Disclosed are apparatus and methods for inspecting or measuring a specimen. An incident beam is directed across a plurality of consecutive scan portions of a specimen so that an output beam profile from each scan portion is consecutively collected by a photomultiplier tube (PMT), and the scan portions include at least one or more first scan portions and a next scan portion that is scanned after the one or more first scan portions. After or while the incident beam is directed to the one or more first scan portions of the specimen, an output signal for each first scan portion is obtained based on the output beam profile that is collected by the PMT for each first scan portion. An expected output beam profile for the next scan portion is determined based on the output signal that is obtained for each one or more first scan portions.

Abstract: An analytical instrument may have multiple distinct channels. Such may include one or more illumination sources and sensors. Illumination may be delivered to specific locations of a specimen holder, and returned illumination may be delivered to specific locations of a sensor array. Illumination may first pass a specimen, and a mirror or reflector may then return the illumination past the specimen. Optical splitters may be employed to couple pairs of fiber optics proximate a specimen holder. Such channels may further include a plurality of illumination sources positioned on one side of a specimen holder and a plurality of sensors on the other side. The plurality of sensor may capture image of a specimen and a spectrophotometer may concurrently scan the specimen. A plurality of specimens may be imaged and scanned in a single pass of a plurality of passes. Spherical or ball lenses may be placed in an optical path of the illumination to achieve a desired illumination pattern.

Abstract: An exemplary embodiment provides an analytical system for measurement of mercury concentration that can be used to monitor mercury concentration in industrial and sewage water and combustion gases.

Abstract: A surface inspection method for a steel sheet coated with a resin, includes irradiating the steel sheet with sheet-like light, which has been linearly polarized at a predetermined polarization angle, at an incidence angle different from Brewster's angle of the coating by a predetermined angle or greater; and imaging linearly-polarized light of a polarization angle of 0 degrees at an acceptance angle different from a regular reflection angle of incident light by a predetermined angle. Accordingly, it is not necessary to change the incidence angle and the acceptance angle depending on resin components and it is possible to inspect a substrate steel surface of the steel sheet highly accurately without observing abnormalities in the coating itself.

Abstract: A liquid measuring system for producing one or more property values of a liquid. The system can include: a thin film device and one or more measuring devices for measuring said one or more property values. The system includes a thin film device for producing a thin film of the liquid on a spinning disk. The system is particularly useful for measuring color and appearance properties of the liquid. The system can be useful for producing coating compositions.

Abstract: The present invention relates to a device for determining the concentration of substances in fluid media.

Abstract: Non-invasive THz spectroscopic apparatus and methods are provided for measuring the average diffusion coefficients for a structure such as cork. The methods may be used to image the localized presence of water in the structure to produce time-dependent images of liquid propagation in the structure.

Abstract: The present disclosure provides a method for detecting resistance of a photo resist layer. The method includes: providing a silicon wafer and measuring a refractive index of a surface of the silicon wafer as an initial refractive index of the surface of the silicon wafer; forming photo resist layers with different thicknesses on the surface of the silicon wafer; performing ion-implantation on the photo resist layers by predetermined amounts; peeling off the photo resist layers from the surface of the silicon wafer; and testing the refractive indexes of different areas on the surface of the silicon wafer after the ion-implantation, on which the photo resist layers with different thicknesses are located and determining the resistance of the photo resist layers with different thicknesses in contrast to the initial refractive index before the ion-implantation.

Abstract: Methods and apparatus for interrogating sets of optical elements having characteristic wavelengths spanning a sweep range while avoiding overlapping reflections from the different sets when performing a wavelength sweep are provided. One example method generally includes introducing a pulse of light, by an optical source, into an optical waveguide to interrogate at least first and second sets of optical elements, wherein the optical elements within each set have different characteristic wavelengths and wherein the first and second sets are separated in time such that a first time window over which light is reflected from the optical elements in the first set and reaches a receiver does not overlap with a second time window over which light is reflected from the optical elements in the second set and reaches the receiver; and processing the reflected light to determine one or more parameters corresponding to the optical elements.

Abstract: Device and process to approximate somatic cell count (SCC) of untreated mammalian milk by the two variable equation SCC=f (FSL, FAT) with a forward scattered light factor (FSL) being obtained by detecting light scattered by the milk into an angular range within, and less than, the angular range 0.0 to 0.5 degrees away from the central axis of incident light, with a proxy (FAT) for the fat content of the milk, which may be obtained by detecting light attenuation of the milk sample, and with the function (f) being obtained by calibration of the device using reference milk samples.

Abstract: The present invention is directed to a device for predicting amount of coarse flakes, such as metallic aluminum flakes present in a coating composition, such as automotive OEM or refinish paint. The device includes measuring flop of a layer of the coating composition applied over a test substrate by using flop prediction device of the present invention. The process is repeated with varying amounts of one or more different types of coarse flakes added to the composition and the flop vs. amount of coarse flakes present in the coating composition is plotted on a graph and then by using a curve fitting equation, a flake amount prediction curve is obtained. By measuring the flop of a wet layer of a target coating composition, the amount of coarse flakes present in the target coating composition can then be predicted by using the flake amount prediction curve. The device is most useful during the manufacture of coating compositions, such as automotive OEM and refinishes paints.

Abstract: A device for analyzing a fluid by evanescence field spectroscopy. The device includes a waveguide, a source of electromagnetic radiation coupled to the waveguide on the entry side, and a detector coupled to the waveguide on the exit side for detecting electromagnetic radiation, wherein the waveguide is arranged in contact with the fluid in at least certain sections between its entry side and its exit side. An electrode arrangement is also provided, which is designed to generate an inhomogeneous electric field in the direct environment of the waveguide, said field exerting a dielectrophoretic force on polarisable particles in the fluid, which moves these particles towards or away from the waveguide. A corresponding method is presented.

Abstract: An analysis device includes an optical element which includes a metal layer, a light transmitting layer on the metal layer, and a plurality of metal particles on the light transmitting layer arranged at a first interval P1 in a first direction and arranged at a second interval P2 in a second direction intersecting the first direction, P1<P2?Q+P1, a light source which irradiates incident light of linearly polarized light in the first direction onto the optical element, and a detector which detects light emitted from the optical element. Where Q represents the interval between diffraction gratings.

Abstract: An analysis apparatus includes an electric field enhancing element including a metallic layer, a transmissive layer on the metallic layer and transmitting excitation light, and metallic particles on the transmissive layer with first and second pitches in first and second directions; a light source irradiating the element with first direction linearly polarized light, second direction linearly polarized light, and/or circularly polarized light as the excitation light; and a detector detecting light from the element. The pitches are selected relative to the pitch of a diffraction grating. The thickness of the transmissive layer is selected relative to the wavelength of the excitation light.

Abstract: An apparatus for use with extreme ultraviolet (EUV) light comprising A) a duct having a first end opening, a second end opening and an intermediate opening intermediate the first end opening the second end opening, B) an optical component disposed to receive EUV light from the second end opening or to send light through the second end opening, and C) a source of low pressure gas at a first pressure to flow through the duct, the gas having a high transmission of EUV light, fluidly coupled to the intermediate opening. In addition to or rather than gas flow the apparatus may have A) a low pressure gas with a heat control unit thermally coupled to at least one of the duct and the optical component and/or B) a voltage device to generate voltage between a first portion and a second portion of the duet with a grounded insulative portion therebetween.

Abstract: Method and apparatus for detecting metals in a liquid are described. The liquid is contacted with a hexahydrotriazine and/or a hemiaminal material, and a UV absorption spectrum of the material before and after exposure to the liquid is examined to determine whether metals are present in the liquid.

Abstract: A method of measuring the degradation of intact proteins includes a step of providing a protein substrate having one or more free or exposed carboxyl groups and then reductively attaching 7-amino-4-methylcoumarin (AMC) to the protein substrate with a reducing agent. The protein substrate is contacted in a test solution with one or more proteolytic enzymes that degrade the protein substrate. The amount of AMC attached to the protein substrate is then determined by monitoring the fluorescence of free 7-amino-4-methylcoumarin that is formed during degradation of the protein substrate to protein fragments.

Abstract: The present disclosure is directed to fluorogenic schiff base-forming dyes capable of detecting analytes containing aldehyde and ketone groups. The dyes contain nucleophilic hydrazinyl appendages and are capable of binding and detecting analytes in situ.

Abstract: An endscopic imaging device is described that achieves longitudinal axis (z-axis) scanning into a tissue or sample, using a piezoelectric microactuator. In some configurations, additional lateral (xy-plane) scanning is also achieved, to allow for the creation of full three-dimensional imaging, ex vivo or in vivo. The techniques may be used to image and diagnosis allergic rhinitis and eosinophilic esophagitis in tissue.