Abstract: A calibration device includes a tank, a propeller disposed within the tank, a motor coupled to the propeller, a processor coupled to the motor, and a memory. The memory stores instructions that, when executed by the processor, cause the motor to rotate at a specified speed based on input an indication of an actual speed of the motor. The memory may store instructions that cause the device to dynamically change the speed of the motor based on the viscosity of a fluid in the tank, which changes as the temperature of the fluid changes. In addition, the memory may store instructions that cause the device to determine whether the fluid in the tank is deteriorated, and to provide an operator alert in response to determining that the fluid is deteriorated.

Abstract: A method of monitoring a thermal protection system coupled to a structural component is provided. The thermal protection system includes a thermally insulative body and at least one layer of thermochromatic material applied thereon such that the at least one layer is positioned between the thermally insulative body and the structural component. The method includes determining a value of a thermochromatic property of the at least one layer of thermochromatic material, wherein the value of the thermochromatic property is responsive to an amount of heat applied to the at least one layer of thermochromatic material, comparing the value to a baseline value of the thermochromatic property, and determining degradation of the thermal protection system when the value of the thermochromatic property deviates from the baseline value.

Abstract: The instant disclosure provides a non-contact temperature measuring device including a base, a temperature measuring module, a light module and a reflecting module. The temperature measuring module is disposed on the base. The temperature measuring module has a measuring area. The light module is disposed on the base and is configured to generate a projecting light. The reflecting module is disposed on the base and has a reflecting surface. The projecting light is projected onto the reflecting surface and is reflected by the reflecting surface, thereby forming at least two reflecting light beams adjacent to the measuring area. The at least two reflecting light beams surround a marking area which is able to overlap with the measuring area, and the range of the marking area changes according to the distance between the object to be measured and the non-contact temperature measuring device.

Abstract: Provided is a temperature sensor patch including: a base material having a lower surface that is an adhesive surface; a temperature sensor layer arranged on the base material, and including a temperature sensor at a side thereof and a connection terminal connected to the temperature sensor at the other side thereof; a cover layer configured to cover the temperature sensor layer and including a first opening exposing the connection terminal; and a module holder disposed inside the first opening, wherein a portion of the temperature sensor layer, where the connection terminal is arranged, is disposed on the module holder.

Abstract: A method for loose joint detection in medium voltage switchgears with busbar joints, circuit breaker upper and lower spouts, and cable connection joints, arranged in an air insulated housing, and medium voltage switchgear itself, in order to create an effective loose joint detection with lower operating expense, but with high performance and accuracy, involves measuring actual temperatures at a first phase as a first temperature (T1), at a second phase as a second temperature (T2), at a third phase as a third temperature (T3), at predefined critical points, such as at the busbar joints, and/or at the circuit breaker upper spouts, and/or at the circuit breaker lower spouts, and/or the cable connection; and comparing temperatures in a logical dependency Ti>(Tj+dT), with i?j, permuted with i from 1, 2, 3, and j from 1, 2, 3, and setting the alarm if the logical dependency is fulfilled.

Abstract: The present invention relates to a sensor for measuring temperature of a fluid within a vessel, the vessel having a first region and a second region and the fluid having a temperature profile extending between the first region and the second region, the sensor comprising an array of elements, each element having a temperature-dependent parameter, the array being capable of deployment within or adjacent the vessel such that the array extends along the vessel for measuring the temperature profile, the elements of the array being coupled together between an input and an output, the input being coupled or capable of being coupled to a driving source for driving the sensors, and the output being coupled or capable of being coupled to a detector for measuring an aggregate of the temperature-dependent parameter from the array of elements.

Abstract: The present invention relates to a temperature information assembly for a cooking hob (18). The temperature information assembly comprises at least one SAW (surface acoustic wave) temperature sensor (10) permanently or removably attached or attachable at or in a cooking pot (24), at least one sensor antenna (12) permanently or removably attached or attachable at the cooking pot (24) and electrically connected to the SAW temperature sensor (10), at least one reader (14) permanently or removably attached or attachable in or on the cooking hob (18), and at least one reader antenna (16) permanently or removably attached or attachable in or on the cooking hob (18) and electrically connected to the reader (14). The SAW temperature sensor (10) is wireless connected or connectable to the reader (14) via the sensor antenna (12) and the reader antenna (16). The reader (14) is electrically connected or connectable to a control unit (22) of the cooking hob (18) in order to control the cooking process.

Abstract: A device includes a tank, a motor, and a fluid propulsion device, for example, a propeller that is coupled to the motor. The tank includes a bottom wall and side walls. A first surface of a first side wall forms an obtuse angle with a surface of the bottom wall. The fluid propulsion device is disposed inside the tank opposite the first surface of the first side wall. A first surface of a second side wall forms an obtuse angle with the surface of the bottom wall. Rounded corners may be disposed within the tank where pairs of adjacent side walls meet the bottom wall. Rounded surfaces may be formed where the side walls meet the bottom wall. The structure of the tank enables the propeller to rapidly disperse a fluid throughout the tank.

Abstract: Embodiments of the present disclosure generally provide apparatus and methods for monitoring one or more process parameters, such as temperature of substrate support, at various locations. One embodiment of the present disclosure provides a sensor column for measuring one or more parameters in a processing chamber. The sensor column includes a tip for contacting a chamber component being measured, a protective tube having an inner volume extending from a first end and second end, wherein the tip is attached to the first end of the protective tube and seals the protective tube at the first end, and a sensor disposed near the tip. The inner volume of the protective tube houses connectors of the sensor, and the tip is positioned in the processing chamber through an opening of the processing chamber during operation.

Abstract: Wearable heat flux devices are disclosed that can detect heat flux based on evaporative cooling for determining a core body temperature of a user, and that can heat or cool a surface of a user for reaching a steady-state heat flux to determine the core body temperature of the user. Exemplary heat flux devices can include a heat flux sensor and a wicking layer. The heat flux sensor can be configured to detect heat flux at a location on a user. The wicking layer can be configured to absorb moisture at the location and to transport the moisture above the heat flux sensor. The heat flux subsequently detected by the heat flux sensor includes the evaporative cooling from the evaporation of the moisture.

Abstract: A temperature sensor that makes it possible to stably and accurately detect temperature irrespective of properties of a detection object surface, which includes a sensor holder extending from a front end side F toward a back end side B; and a sensor body that is held by the sensor holder to locate a thermosensitive device on the front end side F and from which lead wires that are electrically connected to the thermosensitive device are drawn toward the back end side B. The sensor body is supported by the sensor holder at both the front end side F and the back end side B.

Abstract: A device for monitoring a battery system and a method having the steps of determining information about a comparison profile for an incremental capacity of a battery cell of the battery system, determining information about a deviation of the comparison profile from a reference profile, and determining a temperature of the battery cell as a function of the information about the deviation.

Abstract: An infrared (IR) thermography system for inspecting porosity of a test part of a given thickness is provided. The IR thermography system may include a thermal detector configured to detect IR signals emitted from the test part, and a controller in electrical communication with at least the thermal detector. The controller may be configured to at least determine thermal test data associated with the test part based on the IR signals, generate thermal model data based on the thickness of the test part, and determine porosity of the test part based on a comparison between the thermal test data and the thermal model data.

Abstract: A method is disclosed for determining a current temperature of a heating element with a PTC thermistor property (PTC) with which a urea-water solution for cleaning the exhaust gas in an internal combustion engine of nitrogen oxides can be heated. According to the invention there is provision that a correction factor is formed from the quotient of a minimum resistance of the heating element and of a minimum resistance of a reference heating element, in that a resistance which is determined at a current temperature of the heating element is multiplied by the correction factor, and in that the current temperature of the heating element is determined from the corrected resistance value and a temperature dependence of the resistance of the reference heating element. The method according to the invention permits more precise determination and regulation of the temperature of the heating element.

Abstract: The disclosed embodiments relate to the design of a temperature sensor, which is integrated into a semiconductor chip. This temperature sensor comprises an electro-thermal filter (ETF) integrated onto the semiconductor chip, wherein the ETF comprises: a heater; a thermopile, and a heat-transmission medium that couples the heater to the thermopile, wherein the heat-transmission medium comprises a polysilicon layer sandwiched between silicon dioxide layers. It also comprises a measurement circuit that measures a transfer function through the ETF to determine a temperature reading for the temperature sensor.

Abstract: A sensor assembly for a resistance thermometer is disclosed. The sensor assembly comprises a substrate, a measuring structure disposed on the substrate, and a cover layer disposed on the measuring structure. The cover layer has a plurality of first layers formed of a first material and a plurality of second layers formed of a second material. The first and second layers are disposed over one another such that a thermal coefficient of expansion of the cover layer is adapted to a thermal coefficient of expansion of the measuring structure.

Abstract: A distributed temperature sensing (DTS) system is operated to detect fluid leaks from a pipeline. The DTS system obtains temperature profiles from a sensing element that is deployed along the pipeline, where the profiles are temperature measurements as a function of distance. The temperature profiles are examined to identify the presence of a characteristic temperature signature expected to occur in the presence of a leak. A leak condition signal for a particular distance point is generated based on a determination that the energy of the temperature signal exceeds a threshold energy for that point.

Abstract: A device includes a chamber having an interior surface formed from a material that reflects infrared energy. A tank is disposed within the chamber. A bottom wall of the tank is spaced apart from a bottom wall of the chamber, and side walls of the tank are spaced apart from side walls of the chamber. A conduit is formed between the bottom wall of the tank and the bottom wall of the chamber and between the side walls of the tank and the side walls of the chamber. A fan or pump moves air into the conduit past the bottom and side walls of the tank to cool a fluid disposed within the tank. A processor controls a speed at which a motor of the fan or pump rotates based on input received from one or more temperature sensors.

Abstract: An apparatus for sensing a process variable, includes a housing and a process variable sensor that has an electrical characteristic that changes with a process variable. A first sealed portion is configured to be exposed to a process fluid. The process variable sensor is mounted relative to the first sealed portion. A second sealed portion couples the first sealed portion to the housing. The second sealed portion has at least one seal that fluidically isolates the first sealed portion from the housing.

Abstract: A method and a device for measuring a transition rate between a first phase of a material and a second phase of the material wherein the material is solid or liquid in the first phase and gaseous in the second phase. A thermopile which includes a plurality of conductor transitions at an interface area between the first and second phases. The thermopile has a first portion which includes every second one of the conductor transitions, and a second portion that includes the remaining conductor transitions. In addition, the method includes measuring a thermoelectric voltage that is applied on the thermopile and that represents a temperature difference between the first and second portions of the thermopile.