Abstract: A test fixture, for a heatsink, may include a probe assembly with a thermocouple probe configured to removably contact a bottom surface of a pedestal of the heatsink, and measure a surface temperature of the heatsink. The test fixture may include an insulator housing configured to house the probe assembly and a heater block, and to insulate the probe assembly from the heater block. The heater block may be provided within the insulator housing and may be configured to provide heat to the heatsink via the bottom surface of the pedestal of the heatsink. The test fixture may include a mounting block connected to the insulator housing and configured to connect to the heatsink.

Abstract: A quantitative evaluation method for activation energy of pyrolysis of graded diesel particulates is disclosed, relating to the technical field of diesel particulate emission. The present disclosure includes four major steps: grading of particulates, pretreatment of the particulates, thermogravimetry test for the particulates in different particle size ranges, and mathematical analysis on obtained thermogravimetric data by using a Flynn-Wall-Ozawa (FWO) formula. The particulates are collected and treated by using a micro-orifice uniform deposit impactor and a thermogravimetric analyzer, to obtain thermogravimetry/differential thermogravimetry (TG/DTG) curves of the particulates in different particle size ranges, and final activation energy values of pyrolysis of the particulates in different particle size ranges are obtained by linear fitting of the obtained data.

Abstract: A method of predicting temperature of at least one location in a fluid flow system that has a heating system for heating fluid. The method includes obtaining a mass flow rate of fluid flow of the fluid flow system, obtaining at least one of a fluid outlet temperature and a fluid inlet temperature of a heater of the heating system, obtaining power provided to the heater, and calculating temperature at the at least one location based on a model of the fluid flow system and the obtained mass flow rate, fluid outlet temperature, and fluid inlet temperature.

Abstract: A measurement core for measuring nuclear heating, the core extending in a longitudinal direction and having a main plane, includes at least: a first layer of material, forming a first sample; a first thin layer of electrical insulation on the first sample; a thin conductive layer forming a heating electrical resistor on the first layer of electrical insulation; and a second thin layer of electrical insulation on the heating electrical resistor. A calorimetric sensor includes: an outer jacket; a gas contained in the jacket; a measurement core disposed in the jacket; a link for holding the core in the jacket and transferring the heat between the core and the jacket; and temperature measurement capable of measuring the temperature at a hot point, and the temperature at a cold point.

Abstract: A probe cover for an ear thermometer and a grouping method of the same are provided. The probe cover for the ear thermometer includes a conical main body having a closed end and an open end, an annular elastomer, and a flange. The closed end is penetrable by infrared rays, and has different infrared transmittances according to thickness variations of the closed end. The annular elastomer is located between the conical main body and the flange. The flange has a plurality of detection positions, each of which having a positive detection pattern or a negative detection pattern, such that the detection positions are arranged to form a plurality of different detection combinations. The different detection combinations respectively correspond to the different infrared transmittances, and any two of the different detection combinations have the two corresponding infrared transmittances that are different from one another.

Abstract: An input module includes a terminal block and a removable printed circuit board (PCB). The terminal block includes first and second connector assemblies for electrically coupling first and second electrical wires of an external thermocouple to the PCB. At least one of the first or second connector assemblies includes an internal thermocouple. The internal thermocouple has two conductive legs which are formed of different materials and are separated at an end to form a jaw connector for connecting or disconnecting an edge of the printed circuit board to or from the terminal block respectively. The PCB includes a sensor for measuring a temperature on the PCB, and a processing circuit configured to perform cold junction compensation using a cold junction temperature which is determined based on temperature measurement from the sensor and a temperature or voltage measurement from the internal thermocouple, when measuring hot junction temperature of the external thermocouple.

Abstract: A thermal sensor device is configured to determine a fluid parameter of a fluid based on the heat transfer behavior of the fluid. The sensor device comprises one or more heaters and means for determining a response of the sensor device to heater power being supplied to the heaters. For detecting sensor faults, the sensor device is operated in two different modes of operation. First and second values (cstatic, cdynamic) of the same fluid parameter are determined in the two modes. A fault indicator value (F) is derived by comparing the first and second values. The first mode of operation may be a steady-state mode, the first value (cstatic) being based on a steady-state response of the sensor device to heater power being supplied to the heaters, and the second mode of operation may be a dynamic mode, the second value (cstatic) being based on a transient response.

Abstract: A panel audio loudspeaker having a panel extends in a plane and an actuator is coupled to the panel. The actuator includes a voice coil attached to and extending from the panel along an axis, a magnet assembly suspended from the panel via one or more springs, and a temperature sensor in electrical contact with the coil at three different axial locations. The temperature sensor is configured, during operation of the device, to measure a temperature of the coil based on voltage measurements at the three different axial locations.

Abstract: Packages for wireless temperature sensor nodes are described. These wireless temperature sensor nodes are suitable for sensing the temperature of remote objects, such as objects that are difficult to access. These packages are designed to enhance the sensor's ability to sense temperature. For example, these packages may be designed to provide a low thermal resistance path between the object and the temperature sensor, a high thermal resistance between an antenna of the wireless temperature sensor node and the object, and at least in some embodiments, immunity to vibrations. One such package includes means for providing a thermal conductive path from the temperature sensor to a thermally conductive support in contact with the object (for example with a thermal resistance less than 10 K/W), and means for thermally conductively decoupling the circuit board from the thermally conductive support (for example by at least 100 K/W).

Abstract: A temperature sensor includes: a sensor element including a heat-sensitive body configured to contact with a detection object, a pair of lead wires connected with the heat-sensitive body, and connecting wires connected with the lead wires respectively; and a holding element including a fixed body configured such that a position of the fixed body is fixed to an object appliance, and a movable body configured to support the heat-sensitive body of the sensor element and to reciprocate between a first position and a second position relative to the fixed body. Each of the lead wires includes a first core wire formed of a solid wire. Each of the connecting wires includes a second core wire formed of a twisted wire and a second insulating covering that covers the second core wire. A conducting wire constituting the twisted wire has a smaller wire diameter than the solid wire.

Abstract: A sensor includes a metal object and a thin film stack formed on at least a part of a surface of the metal object. The thin film stack has an electrically isolating film and a metallic film thereon. A first electrical conductor is defined in the metallic film and is electrically isolated from the metal object and has, in a first end, a connection point connected to a first terminal via a wire and, in a second end, a sensor structure defined in the metallic film. The sensor structure includes a junction of the metallic film penetrating the electrically isolating film to the metal object forming a thermocouple and a metal object terminal connected to a connection point of the metal object via a wire. The connection points of the first electrical conductor and of the metal object are adjacent to and in an isothermal relation with each other.

Abstract: Assessing a thermal conductivity of a viscoelastic material in a steady state using a conduction method includes i) allowing a sample of the viscoelastic material to reach thermal equilibrium in a liquid at a first temperature, ii) assessing a heat flow of the sample at the first temperature, iii) repeating i) and ii) at one or more additional temperatures, and iv) assessing the thermal conductivity of the viscoelastic material based on the heat flow of the sample at the first temperature and the one or more additional temperatures, a cross-sectional area of the sample, and a temperature-thickness gradient of the sample at thermal equilibrium.

Abstract: A sticking-type deep body thermometer that includes a thermometer body; a sticking member having an adhesive property on a bottom surface of thermometer body; a first thermal resistor having a predetermined thermal resistance and disposed substantially parallel to the sticking member; a first temperature sensor configured to detect a first temperature at a first surface of the first thermal resistor adjacent to the sticking member; a second temperature sensor configured to detect a second temperature at a second surface of the first thermal resistor opposite the first surface; a deep body temperature detection circuit configured to estimate a deep body temperature based on the first temperature and the second temperature; and an attachment/detachment sensor configured to detect attachment and detachment of the sticking-type deep body thermometer in accordance with a temperature difference between the first temperature and the second temperature and/or a temperature rate of change of the first temperature.

Abstract: A visually sensible indicator of temperature including electronic temperature sensing circuitry sensing at least when a temperature exceeds at least one predetermined temperature threshold and providing at least one corresponding threshold exceedance output which is sensible as heat and a heat-responsive visually sensible display which is responsive to the at least one threshold exceedance output for providing at least one visually sensible indication indicating that the temperature has exceeded the predetermined temperature threshold.

Abstract: This misalignment detection device is provided with: a plurality of coils which receive lines of magnetic force generated by a power transmitting coil and are disposed side by side line-symmetrically with respect to an axis line as a symmetrical axis; a plurality of temperature sensors which are disposed adjacent to each of the plurality of coils and output temperatures; and a processing device for detecting misalignment of a power receiving coil with respect to the power transmitting coil along the axis line on the basis of a difference for evaluating a difference between the temperatures. With this misalignment detection device, it is possible to perform positional misalignment detection which is not easily affected by surroundings.

Abstract: A diagnostic device of a first thermocouple, the diagnostic device includes: a controller that acquires a first measurement value of the first thermocouple each time current passes through the first thermocouple and determines, in a first predetermined cycle and based on the acquired first measurement value, a presence of a disconnection risk that the first thermocouple will disconnect from the diagnostic device; and an output unit that outputs a first alarm indicating the disconnection risk based on a result of the determination by the controller.

Abstract: Aspects of the invention are directed towards a system and a method for sensing temperature of an item and displaying temperature thereof. One or more embodiments of the invention describe the method comprising steps of sensing, by a metal crimp coupled with a sensor, a temperature of content inside an item and determine a value of the temperature. The method further describes step of displaying an indication of the temperature value on an electrochromic strip coupled with the sensor.

Abstract: This power supply device (100) is provided with a power supply unit (10), a temperature sensor (28) for measuring the internal temperature of the power supply unit (10), a calculation circuit (22) for predicting an end-point temperature from the internal temperature of the power supply unit (10) measured by the temperature sensor (28) and the slope of the internal temperature rise and estimating a surrounding temperature on the basis of the end-point temperature and the load status of the power supply unit (10); and a display circuit (23) for displaying the surrounding temperature estimated by the calculation circuit (22).

Abstract: A machine that automatically performs select tests on candles includes a pedestal onto which a candle is positioned. The machine also includes cameras, focused on the candle, to collect thermal emission and visual data resulting from a “candle burn”. The machine is used in a “candle burn” test method.

Abstract: Thermocouples for high temperature applications are provided. A thermocouple includes a vessel formed from a dielectric material, the vessel defining a first chamber and a second chamber, the first chamber and second chamber in fluid communication. The thermocouple further includes a first thermoelement disposed in the first chamber, the first thermoelement formed from a first thermoelectric material. The thermocouple further includes a second thermoelement disposed in the second chamber, the second thermoelement formed from a second thermoelectric material different from the first thermoelectric material, and wherein the second thermoelement is a liquid at operating conditions of the thermocouple.