Abstract: A method of determining position and a temperature is disclosed. A test pulse is propagated along a longitudinal axis of a magnetostrictive rod having a plurality of longitudinally-spaced reflective features. Reflections of the ultrasonic test pulse are received from the reflective features and from a cursor coupled with the magnetostrictive rod. The received reflections are separated into one of a first set indicative of temperature and a second set indicative of position of the cursor. Temperature is determined from the first set of pulses, and the position of the cursor along the magnetostrictive rod is determined from the second set of pulses. Position and temperature measurements may be used to operate a downhole tool on a work string.

Abstract: A dual functionality temperature control measurement and low water cutoff measurement system is taught within a single tapping to a boiler. This dual functionality combines a low water cutoff and temperature sensor into one control utilizing a sensing element suitable for use in a single existing tapping for a boiler. Independent of low water functionality, the temperature sensor is also capable of monitoring temperature as a replacement probe in an existing temperature sensor-only well. A conductive member provides a compression fit inside the probe well for thermistors, while simultaneously providing conduction with the well interior for a low water cutoff signal in a two-conductor well.

Abstract: A temperature detection device includes a diode and an analog-digital converter. An output voltage signal of the diode is applicable to an input of the analog-digital converter. The temperature detection device is adapted for the purpose of coupling a reference voltage of the analog-digital converter and the diode current of the diode such that effects of variations of the reference voltage or the diode current on the digital output signal of the analog-digital converter are partially or completely suppressed.

Abstract: A wireless temperature sensor for a concrete delivery vehicle senses temperatures of the drum, and wirelessly transmits this data to a central processor. The sensor implements power management methods to reduce power consumption and increase battery life, permitting the use of battery power in the sensor. Temperature readings from the sensor may be used qualify or evaluate a load.

Abstract: A method of wear detection of a coated belt or rope includes measuring an initial electrical resistance of one or more cords, strands or wires of the coated belt or rope. The initial electrical resistance is calibrated by repeating the measuring of initial electrical resistance and populating a database with the measured initial electrical resistance values. A true initial resistance is determined from the population of initial electrical resistances and subsequent measured values of electrical resistance of the one or more cords, strands or wires of the coated belt or rope.

Abstract: A temperature measurement system includes a plurality of filaments. The plurality of filaments are configured to emit thermal radiation in a relatively broad and substantially continuous wavelength band at least partially representative of a temperature of the plurality of filaments. A first and second portion of the filaments has a differing first and a second diameter and/or emissivity, respectively. The system also includes a detector array configured to generate electrical signals at least partially representative of the thermal radiation received from the filaments. The system further includes a controller communicatively coupled to the detector array configured to transform the first electrical signals to a first temperature indication at least partially as a function of the first diameter and/or first emissivity and transform the second electrical signals to a second temperature indication at least partially as a function of the second diameter and/or emissivity.

Abstract: Monitoring the condition of an anti-vibration mount, e.g. a sandwich mount in which a plurality of elastomeric layers are interleaved with rigid plates. A set of effectiveness data is determined using input and output data measured or derived over a period of time. The effectiveness data is indicative of the effectiveness of the anti-vibration mount, in particular is dynamic stiffness. The input data is indicative of the amplitude of input vibrations that are applied to the anti-vibration mount and the output data is indicative of the amplitude of corresponding output vibrations of the anti-vibration mount (e.g. the vibrations that are transferred into an external support frame of the associated apparatus or equipment). The operating condition of the anti-vibration mount is monitored using the set of effectiveness data, e.g. by comparing successive sets of effectiveness data determined using input and output data collected over different time periods.

Abstract: The present invention provides a steel plate quality assurance system and facilities thereof, wherein the steel plate quality assurance system measures, with a steel plate manufacturing line including a finishing mill of a steel plate manufacturing line, and accelerated cooling equipment disposed on the downstream side of the finishing mill in the advancing direction of the steel plate manufacturing line, temperature of at least the whole area of the upper surface of a steel plate, or the whole area of the lower surface of a steel plate to perform quality assurance, and includes temperature measurement means; temperature analysis means; and mechanical property determining means.

Abstract: An apparatus for connecting an electrical measurement system, which includes at least a first and a second conductor, to a movable object to measure at least one of a temperature and an electrical resistivity of the movable object includes a first and a second connector, and a first and a second contact wire. The first and the second contact wires are electrically communicable with the first and the second conductors, respectively, and are wound around at least a portion of the first and the second connectors, respectively, such that the first and the second contact wires are engageable with the movable object at a first and a second contact point, respectively. The first and the second contact wires each has a polarity. The first and the second connectors are made of a material having a higher electrical and thermal resistivity than the first and the second contact wires.

Abstract: A non-invasive thermal dispersion flow meter with chronometric monitor for fluid leak detection includes a heater, an ambient temperature sensor and a flow rate sensor which are configured to sense the temperature of a fluid in a conduit, and then monitor the flow of that fluid through the conduit. The fluid flow sensor is incorporated into a Wheatstone bridge circuit which is used to provide increased sensitivity to the outputs of the sensors. Based upon the ambient temperature sensor readings, the flow rate sensor and heater may be adjusted to optimize the operation of the system to detect leaks. An alternative embodiment utilizes a single sensor and separate heater which work together to determine heat propagation times which in turn is used to calculate flow rate. Based on the sensor readings, the flow may be adjusted to prevent damage and leaks by relieving the system of excess pressure.

Abstract: A monitoring device comprises a housing, a thermally isolated chamber defined by the housing, and a temperature sensor supported by the housing within the thermally isolated chamber to detect a temperature of a location where the device is located. An air quality sensor may also be supported by the housing within the thermally isolated chamber, to sense a quality of air in the location. The housing may define a first vent through the housing to allow external air to flow into the thermally isolated chamber. A first open end of the chamber may be proximate the first vent to allow air flow through the vent, into the chamber. A second open end of the chamber may open into an interior of the housing, and the housing may define a second vent to allow air flow out of the housing. The thermally isolated chamber may comprises thermally reflective material.

Abstract: A sensor system for monitoring temperature loads and other impacts on electrical supply installations comprises at least two sensor devices arranged in series at positions in the electrical supply installation to be monitored, one or more signal transmitters connected to each of the sensor devices, one or more signal receivers adapted to communicate with and receive signals from the signal transmitters, and a processing unit connected to at least one of the signal receivers for processing the signals and providing an indication signal.

Abstract: A battery temperature monitoring circuit, which has a cold comparator and a hot comparator, achieves high accuracy in a small cell size by utilizing a cold current optimized for the cold comparator and a cold reference voltage, and a hot current optimized for the hot comparator and a hot reference voltage, along with switching circuitry that provides the cold current to the cold comparator as the battery temperature approaches the cold trip temperature, and the hot current to the hot comparator as the battery temperature approaches the hot trip temperature.

Abstract: An apparatus for measuring temperature and humidity includes a detecting unit, an A/D converting unit, a storage unit, a processing unit and a display unit. The detecting unit determines a temperature reading and a humidity reading, and outputs analog signals according to the temperature reading and the humidity reading. The A/D converting unit receives the analog signals, and converts the analog signals to digital signals. The storage unit stores multiple reference temperature values and multiple reference humidity values. The processing unit receives the digital signals, and compares the digital signals with the reference temperature values and the reference humidity values to determine whether the digital signals are valid. The processing unit converts the digital signals which are valid to temperature values and humidity values. The storage unit receives and stores the temperature values and the humidity values. The display unit receives and displays the temperature values and the humidity values.

Abstract: A capacitor module includes a plurality of capacitor elements, a bus bar, a contact portion, and a temperature sensor. The bus bar includes an element connection portion on one end thereof and an electrode portion for external connection on the other end thereof, the element connection portion being electrically connected to respective terminal portions of the plurality of capacitor elements. The contact portion is connected to the bus bar and makes contact with heat generation portions of the plurality of capacitor elements. The temperature sensor is disposed on a portion extending from the contact portion. A detection apparatus includes the capacitor module and a detecting circuit that includes a temperature detecting circuit connected to one and the other terminals of the temperature sensor, and a voltage detecting circuit connected to the other terminal of the temperature sensor and detecting a voltage between negative and positive terminals of the capacitor module.

Abstract: A diverse and redundant resistance temperature detector (“D&R RTD”) is provided. The D&R RTD is utilized in obtaining temperature readings in environments, such as fluids and gasses, by measuring electrical characteristics of the D&R RTD that are influenced by the temperature. Furthermore, the D&R RTD's are arranged such that a plurality of measurements can be obtained, which provides sufficient diversity and redundancy of the measurements for enhanced diagnostics to be performed, such as optimization for fast dynamic response, calibration stability, in-situ response time testability, and in-situ calibration testability.

Abstract: A sensor system comprises a process transducer, a unpowered vibration sensor, and a process transmitter. The process transducer is disposed within a thermowell and configured to produce a first sensor signal. The unpowered vibration sensor is configured to produce a second sensor signal reflecting vibration of the thermowell. The process transmitter is configured to receive, process, and transmit the first and second sensor signals.

Abstract: Provided is a substrate for sensing voltage and temperature of battery cells, and more particularly, a substrate for sensing battery cells firmly fixed to the battery cells by a clip coupling method and easily detached and attached therefrom.

Abstract: A method of monitoring a composition in transition from liquid to solid state includes the steps of providing an apparatus having a temperature pyrometer, a drying element, a laser displacement sensor, and an electronic balance; providing a composition in a liquid state; converting the composition to a solid state; and measuring the a process condition during said step of converting. The apparatus can include a drying element, a temperature pyrometer, a laser displacement sensor, a platform for holding a composition, an electronic balance, and a spectral birefringence measurement system.

Abstract: A system for monitoring and treating transformer oil within an on-line electric transformer may include an oil filtration system using a first filter medium that removes acids dissolved in the transformer oil and a second filter medium that removes moisture from the transformer oil. A control and monitoring system may include a hydrogen sensor, a moisture sensor and a control module that receives and displays information and may be used remotely and wirelessly to control the systems. A monitoring dashboard may be positioned remotely and wirelessly receive and display information.

Abstract: A system and method for monitoring the operation condition of a wide variety of machinery is disclosed. A plurality of sensors, including temperature sensors and vibration sensors, are coupled to a controller. The controller receives input from the sensors and determines whether the temperature and vibration levels are within acceptable ranges with respect to baseline values. If the temperature and vibration levels fall outside the acceptable ranges, then respective visual indicators alert a user of such a condition. Multiple alarm levels are provided. A mounting arrangement is also provided in which a single threaded fastener can be used to attach the monitor to the machinery. The threaded fastener engages a through-wall metal recess in the monitor to efficiently conduct heat and vibration from the machinery to the temperature and vibration sensors within the monitor. The metal recess also serves to protect the monitor from damage during installation.

Abstract: The proposed temperature compensation for a measuring probe to be received in a workpiece-processing machine provides a measuring probe, measuring in contacting or non-contacting manner, for registering measured values in respect of a workpiece and for outputting signals that are representative of the measured values, whereby the measuring probe exhibits a probing device for one-dimensional or multi-dimensional probing of a workpiece, at least one probing sensor for converting such probing operations into the representative signals, at least one temperature sensor which has been received in the measuring probe in order to generate a signal that is representative of the temperature of the measuring probe, and a linking device which links the signals of the probing sensor with the signals of the temperature sensor to yield a temperature-compensated probing signal which is intended to be output to a numerical control system of the workpiece-processing machine.

Abstract: An organism sample measurement device is capable of suppressing the degradation of the performance of an organism sample measurement sensor by notifying that the lid of a housing part housing the organism sample measurement sensor is open. In this organism sample measurement device (1), a measurement unit (21) measures organism information using the organism sample measurement sensor mounted in a sensor mounting part. A first detection switch (13) detects that the lid of a sensor bottle is open. A display unit (2) notifies the measurement result of the organism information measured by the measurement unit (21), and on the basis of the result of the detection by the first detection switch (13), displays error information indicating that the lid is open.

Abstract: An ion implant apparatus configured to measure the temperature or monitor the degradation of components in the apparatus is provided. The ion implant apparatus may include a platen configured to move in a first direction, a mask frame to hold one or more masks disposed on the platen, a first optical sensor configured to project an optical beam to a second optical sensor, and a measurement bar disposed on the mask frame, the measurement bar raised above the surface of the mask frame to interrupt the optical beam when the platen moves in the first direction.

Abstract: Embodiments described herein relate to systems, methods, and devices for remote fuel level detection. A weighing instrument may couple to a propane tank for determining measurement values for a weight of the propane tank, wherein the propane tank is for coupling to a cooking apparatus to provide the fuel to the cooking apparatus. A computing device may receive, via a wireless communication link, measurement values for the weight of the propane tank; correlate the measurement values to data values stored in a database to determine an amount of fuel in the propane tank; and provide the amount of fuel in the propane tank to a user interface. A temperature instrument may determine a temperature of a region proximate to the propane tank to generate a safety factor for the propane tank. A temperature instrument may determine temperatures for regions proximate to the cooking apparatus. A temperature control may control the cooking apparatus.

Abstract: A method for measuring the thickness of a coating on a component section of a rotating component, wherein a heat expansion of the component section is determined by detecting a component core temperature and an actual coating thickness is produced, a device for conducting a method of this type having a temperature detecting system and having an evaluating device, as well as a production process and a coating system, are disclosed.

Abstract: Methods for determining the insertion angle of a core temperature probe having a plurality of temperature measuring points in food to be cooked for controlling a cooking process, in which, starting at a time after insertion of the core temperature probe into the food to be cooked, the insertion angle of the core temperature probe into the food to be cooked is determined based on a measured increase in temperature of at least two temperature measuring points over time. The invention further relates to a control unit for a cooking appliance for carrying out such a method, and to a cooking appliance comprising such a control unit and at least one core temperature probe.

Abstract: A disclosed chemical detection system for detecting a target material, such as an explosive material, can include a cantilevered probe, a probe heater coupled to the cantilevered probe, and a piezoelectric element disposed on the cantilevered probe. The piezoelectric element can be configured as a detector and/or an actuator. Detection can include, for example, detecting a movement of the cantilevered probe or a property of the cantilevered probe. The movement or a change in the property of the cantilevered probe can occur, for example, by adsorption of the target material, desorption of the target material, reaction of the target material and/or phase change of the target material. Examples of detectable movements and properties include temperature shifts, impedance shifts, and resonant frequency shifts of the cantilevered probe. The overall chemical detection system can be incorporated, for example, into a handheld explosive material detection system.

Abstract: An apparatus includes a temperature detector coupled to a conductive layer of an electrophoretic display device. The temperature detector is operable to measure a leakage current that is responsive to a temperature associated with the electrophoretic device and determine the temperature associated with the electrophoretic device based at least in part on the measured leakage current.

Abstract: A fuel gauge can include a resistor configured to generate predetermined temperature information and a switch configured to couple a temperature sensor to a temperature output of the fuel gauge in a first state and to couple the resistor to the temperature output of the fuel gauge in a second state.

Abstract: The present invention is a sensor interface or network of interfaces that utilizes high-temperature electronics to operate at elevated temperatures for applications that include but are not limited to aircraft and automobile engines, vehicle frames, refineries, nuclear and chemical production plants, and in downhole drilling for petroleum and natural gas. The interface or network provide connectors for a variety of sensors with analog and digital outputs, and can in turn provide data to an automated electronic control system or a monitor. Because the sensor interface may be placed in so-called “hot zones” nearer to the sensors being monitored than other systems that use conventional electronics, the sensor interface can increase noise immunity, increase reliability, decrease cost, reduce weight, and increase space.

Abstract: A measuring device for detecting the amount of moisture in and the temperature of a flowing medium is disclosed. Flow-directing elements which mix the flowing medium and direct it in a desired direction are arranged in the measuring device. The average temperature of the medium can thus be detected using a suitably arranged temperature sensor. In addition, the moisture sensor may be arranged in such a manner that a selective amount of moisture in the medium is detected.

Abstract: A relative humidity sensor 1 and a temperature sensor 2 are placed in a tube 4 traversed by an ascending air current, the speed of ascent of the air being less than the equilibrium speed of the water droplets in an ascending air.

Abstract: A temperature measuring apparatus is provided which includes a sensor assembly made up of sensing devices which are connected together to produce an output signal correlated with the temperature of a target object. The temperature measuring apparatus determines the number of the sensing devices of the sensor assembly and corrects the output signal so as to compensate for an error in determining the temperature of the target object which depends upon the number of the sensing devices.

Abstract: A surrogate patch assembly for a rework area of a structure comprises a surrogate patch body which may be formed of a material for drawing moisture from the rework area. The patch assembly may include a sensor mounted to the surrogate patch body. The sensor may comprise a thermal sensor for sensing the temperature of the rework area and the surrogate patch body. The sensor may comprise a moisture sensor for sensing moisture drawn into the surrogate patch body.

Abstract: Disclosed is a method for monitoring a generative production process in real time, wherein a component is at least optically detected and the installation space is thermally detected when applying a layer, as well as a device for carrying out said method.

Abstract: An assembly determines an analyte concentration in a sample of body fluid. The assembly includes a test sensor having a fluid-receiving area for receiving a sample of body fluid, where the fluid-receiving area contains a reagent that produces a measurable reaction with an analyte in the sample. The assembly also includes a meter having a port or opening configured to receive the test sensor; a measurement system configured to determine a measurement of the reaction between the reagent and the analyte; and a temperature-measuring system configured to determine a measurement of the test-sensor temperature when the test sensor is received into the opening. The meter determines a concentration of the analyte in the sample according to the measurement of the reaction and the measurement of the test-sensor temperature.

Abstract: The invention provides for highly accurate body temperature measurement by use of a temperature-dependent resistor such as an RTD or thermistor of minimal thermal mass, in thermal contact with an easy-to-access body location such as the earlobe. This resistance is connected as one leg of a Wheatstone Bridge and hence to an instrumentation amplifier and A-D circuit. Datalogging is provided as well as wireless transmission means allowing for remote data display and analysis.

Abstract: The fabrication and use of a multifunctional micropipette biological sensor for in-situ detection of temperature changes, ion conductivity, and light is described herein.

Abstract: Provided are methods, systems and devices for thermodynamically evaluating electrochemical systems and components thereof, including electrochemical cells such as batteries. The present systems and methods are capable of monitoring selected electrochemical cell conditions, such as temperature, open circuit voltage and/or composition, and carrying out measurements of a number of cell parameters, including open circuit voltage, time and temperature, with accuracies large enough to allow for precise determination of thermodynamic state functions and materials properties relating to the composition, phase, states of charge, health and safety and electrochemical properties of electrodes and electrolytes in an electrochemical cell. Thermodynamic measurement systems of the present invention are highly versatile and provide information for predicting a wide range of performance attributes for virtually any electrochemical system having an electrode pair.

Abstract: A system for the sampling of oven air is described. A duct or channel is provided with air delivered from the interior of the oven cooking chamber. One or more sensors, including one or more temperature sensors, can be placed within the air sampling channel for the purpose of measuring characteristics of the oven cavity's air. The inlet of the air sampling channel can be positioned along a location at or near the vertical center of the oven where e.g., a food being cooked may be located so that the sampled air more accurately reflects the characteristics of the air in the vicinity of the food being cooked.

Abstract: A neuropathy diagnostic device includes a body having a neutral temperature surface disposed on an exterior of the body, a variable temperature surface disposed on the exterior of the body, and a vibrating surface having a variable vibration amplitude. The vibrating surface extends outwardly from the body. A touch sensor extends outwardly from the body. A processor is disposed within the body. The processor is adapted to set a temperature of the neutral temperature surface, vary a temperature of the variable temperature surface, and vary the vibration amplitude of the vibrating surface.

Abstract: The output of optical computing devices containing an integrated computational element can be corrected when an interferent substance or condition is present.

Abstract: A moisture sensor arrangement including a plate-like semiconductor substrate and an integrated signal processing component disposed on a first side of the semiconductor substrate. The moisture sensor arrangement including a capacitive moisture sensor connected electrically conductively to the integrated signal processing component, wherein the capacitive moisture sensor is disposed on either the first side or a second side of the semiconductor substrate that is opposite the first side of the semiconductor substrate. In addition, the plate-like semiconductor substrate includes 1) plated through-holes, by way of which elements on the first side and the second side of the semiconductor substrate are electrically connectable to one another; and 2) a temperature sensor integrated with the integrated signal processing component.

Abstract: A sensor system for measuring an operating parameter of a wind turbine component is described. The fibre optic sensor system comprises a light source for outputting light in a predetermined range of wavelengths, and an optical fibre comprising a long Fibre Bragg Grating, extending continuously over a length of the optical fibre to provide a continuous measurement region in the optical fibre. The optical fibre is coupled to the wind turbine component such that the continuous measurement region is located at a region of the wind turbine component to be sensed, and such that the grating period at each location in the continuous measurement period is dependent upon the value of the operating parameter at that location. A light detector receives light from the optical fibre, and provides an output signal to the controller indicating the intensity of the received light; based on the detected light, a value for the operating parameter is determined.

Abstract: A use composition monitor determines the concentration of peracid and/or peroxide in a use composition using a kinetic assay procedure. A sample mixture containing a sample of the use composition, a diluent and at least one reagent is prepared and analyzed using, for example, an optical detector. A reduced-turbulence optical detector can be used to improve collected response data. A reduced-turbulence optical detector can include a cell body disposed about a length of transparent tubing. The cell body positions one or more emitter/receiver pairs about the transparent tubing. Thus, tube junctions are eliminated and sample flow within the tube is substantially turbulence free.

Abstract: An integrated circuit for implementing brushless DC motor control includes a substrate, a band gap temperature sensor, and a magnetic sensor. The substrate has a temperature output pin for connection to an external device and a magnetic sensor output pin for connection to the external device. The band gap temperature sensor is formed on the substrate and is configured to sense temperature and supply a temperature signal representative of the sensed temperature to the temperature output pin. The magnetic sensor is formed on the substrate and is configured to sense magnetic field variations and supply a sensor output signal representative thereof to the magnetic sensor output pin.

Abstract: A stirring control method is adapted for a combustion apparatus which includes a furnace for burning fuel material, and a stirring member rotatably disposed in the furnace for stirring the fuel material and ash resulting from burning of the fuel material. The stirring control method includes: controlling rotation of the stirring member at an initial rotational speed; determining whether a height of the fuel material reaches an upper detection range; generating an indication when the height of the fuel material reaches the upper detection range; determining whether the height of the fuel material reaches a lower detection range when the height of the fuel material does not reach the upper detection range; and controlling rotation of the stirring member at a rotational speed higher than the initial rotational speed when the height of the fuel material reaches the lower detection range.

Abstract: A monitoring circuit for an integrated circuit comprises a non-temperature-inverted circuit and a temperature-inverted circuit. Operating parameters of the two circuits are measured, representing the propagation speed of signals in the respective circuits. In response to a change in temperature, the non-temperature-inverted circuit slows down and the temperature-inverted circuit speeds up. In contrast, in response to a change in operating voltage both circuits either speed up or slow down. This divergence in response to temperature and similar response to voltage enables the monitoring circuit to distinguish between changes in operating voltage and changes in operating temperature.

Abstract: A sensor for measuring a density of a fluid is provided. The sensor (200) includes a flow tube (104) for receiving the fluid and a vibration driver (102) coupled to the flow tube, the vibration driver configured to drive the flow tube to vibrate. The sensor also includes a vibration detector (106) coupled to the flow tube, the vibration detector detecting characteristics related to the vibrating flow tube, and a distributed temperature sensor (202) coupled to the flow tube, the distributed temperature sensor measuring a temperature of the flow tube as the flow tube vibrates. The sensor further includes measurement circuitry (110) coupled to the vibration detector and the distributed temperature sensor, the measurement circuitry determining a density of the fluid from the detected characteristics related to the vibrating flow tube and the measured temperature of the flow tube.