Abstract: The invention relates to a temperature sensor (10) for a fluid pipe, in particular for a motor vehicle, this sensor (10) comprising a first part (20) comprising a flat surface (22) configured to be in contact with a fluid and on which is located a track (41) forming a thermosensitive element (40), this track (41) having a generally elongated shape and comprising opposite ends (41A, 41B) connected respectively to terminals (43) of the sensor (10) by electrical conductors (42) embedded in said body (15). The invention also relates to a fluid pipe comprising such a sensor (10), a motor vehicle comprising such a sensor (10) or such a pipe and a method for manufacturing such a sensor (10).

Abstract: A vapor ablation handpiece for assisting a physician perform vapor ablation with a vapor ablation catheter includes a vapor generating element arranged in a coil shape. A mandrel seated in the body of the handpiece affixes the vapor generating element in the coiled arrangement. A voltage difference is supplied across the length of the vapor generating element when activated, causing the vapor generating element to heat liquid therein converting the liquid to vapor. The heated condensable vapor is delivered to a target tissue through the catheter.

Abstract: A stator for a downhole-type motor includes a housing. The housing includes a sleeve. The sleeve includes a first layer, a second layer, and a third layer. The first layer is erosion-resistant. The second layer is corrosion-resistant. The third layer can provide structural support. The stator includes a motor stack. The stator can be used to drive a rotor disposed within an inner bore of the housing.

Abstract: A system and method for coupling a temperature monitoring system within a progressive cavity pump to combat dry-running. A temperature monitoring system for use in a progressive cavity pump for monitoring the internal temperature of an elastomeric stator. The temperature monitoring system includes a sleeve and a temperature sensor disposed therein. The sleeve is inserted into a shell portion of the stator before vulcanizing the elastomeric stator so that the sleeve is vulcanized to the elastomeric stator.

Abstract: A temperature sensor includes a pair of thermocouple wires, a temperature measuring junction formed by joining tip ends of the pair of thermocouple wires together, an outer tube having a tip end provided with a tip end cover in which the temperature measuring junction is held, an insulator insulating the pair of thermocouple wires from the outer tube, and a glass seal filled in a base end of the outer tube to seal the outer tube from inside thereof. The glass seal contains bubbles which are independent of each other.

Abstract: There is provided a thermocouple-fixing jig for fixing a thermocouple to a linear heater, the thermocouple-fixing jig comprising a first member and a second member configured to hold the linear heater therebetween, wherein the second member comprises a first holding portion and a second holding portion that hold a temperature detection part of the thermocouple.

Abstract: A battery temperature sensor includes a sensor body and an electric wire connecting connector. The sensor body includes a sensor housing configured to be detachably attached to a mating body, a first locking member provided on the sensor housing and configured to be locked to the mating body, and a temperature measuring element integrally formed in the sensor housing. The electric wire connecting connector includes a connector housing configured to be detachably attached to the sensor housing, a second locking member provided on the connector housing and configured to be locked to the sensor housing, and a pair of terminals attached to the connector housing. The terminals are electrically connected to the pair of leads respectively when the connector housing is coupled to the sensor housing.

Abstract: A valve body in a passage of a housing connected to a through hole in a sealed machine casing can allow an inspection apparatus into an interior of the casing when open, and prevents fluid flow through the passage when closed. Seals can engage the inspection apparatus to prevent fluid flow through the passage during inspection or inspection apparatus movement. A guide conduit in the casing can include branches and can guide the inspection apparatus to multiple inspection sites. Guide marks can identify the branches to assist with navigation within the casing.

Abstract: A system and method is provided for simultaneous ion current sensing and gas analysis. The system acquires an ion current signal and analyzes the composition of a corresponding gas sample.

Abstract: A sensor includes a sensor element and a conductive wire. The sensing element includes a sensing portion and a terminal wire extending from the sensing portion. The sensing portion has an electrical characteristic that changes in accordance with a change in an atmosphere. The conductive wire is for communicating an electrical signal from the sensor element. The conductive wire includes a plurality of conductors twisted together. The terminal wire and the conductive wire are arranged in a longitudinal direction of the sensor and are connected to each other by welding. The conductive wire includes a first weld portion formed by integrating the plurality of conductors in the longitudinal direction by welding. The terminal wire and the conductive wire are connected to each other through a second weld portion, and the second weld portion is formed only in a region longitudinally overlapping the first weld portion.

Abstract: A temperature-sensitive mass flowmeter includes a detecting element, a signal receiving element, and a signal processing element. The detecting element includes a first sensing element and a second sensing element. The first sensing element and the second sensing element are each a nanotube composite wire. The carbon nanotube composite wire includes a carbon nanotube wire and a metal layer. The carbon nanotube wire includes a plurality of carbon nanotubes spirally arranged along an axial direction of the carbon nanotube wire and the metal layer is coated on a surface of the carbon nanotube wire.

Abstract: A hot wire anemometer utilizing metal-coated carbon naonotube wire includes a detecting element, a signal enlarging element, a signal dealing element, and a display device. The hot wire of the detecting element includes a nanotube composite wire. The carbon nanotube composite wire includes a carbon nanotube wire and a metal layer. The carbon nanotube wire includes a plurality of carbon nanotubes spirally arranged along an axial direction of the carbon nanotube wire. The diameter of the carbon nanotube wire ranges from 50 nanometers to 30 micrometers. The rate of twist of the carbon nanotube wire ranges from 250 t/cm to 300 t/cm. The metal layer is coated on a surface of the carbon nanotube wire. The thickness of the metal layer ranges from 50 nanometers to 5 micrometers.

Abstract: A flow rate measuring device with high precision is provided. The flow rate measuring device includes a sub-passage that takes a part of the fluid flowing in a main passage, first temperature measuring means for measuring a temperature of the fluid flowing in the passage, second temperature measuring means for measuring a temperature of a fluid flowing in the sub-passage, detecting means for detecting a flow rate of the fluid flowing in the sub-passage, and measuring means for measuring a flow rate of the fluid flowing within the main channel on the basis of an output of the first temperature measuring means, an output of the second temperature measuring means, and an output of the detecting means.

Abstract: A convective heat transfer increaser feature for a process sensor. The feature may include at least annular fins, helical fins, knurling or other features which increase surface area. The features also increase turbulence which increases adherence of the turbulent flow to the process sensor.

Abstract: A total temperature probe comprising a hollow elongate shroud defined by a shroud wall that envelops a first cavity. The shroud wall is comprised of an inner skin and an outer skin which enclose a second cavity therebetween. A temperature sensor mounted in the first cavity. In use, fluid flow is received into the first cavity, passes through at least one aperture in the inner skin into the second cavity and then passes out of the shroud through at least one aperture in the outer skin. Beneficially, heat conduction across the inner skin is minimal.

Abstract: The present inventions, in one aspect, are directed to a temperature sensing apparatus comprising a micromachined thermistor configured to output voltage and/or current signals which are/is correlated to an ambient temperature. The micromachined thermistor includes a micromachined thermistor structure suspended over and released from the substrate, wherein the micromachined thermistor structure includes a temperature dependent characteristic (e.g., resistance to an electrical current), and electrical contacts connected to the micromachined thermistor structure, wherein the electrical contacts are adapted to conduct the voltage and/or current signals. The apparatus, in one aspect, includes measurement circuitry, to generate data which is representative of the ambient temperature using the electrical resistance of the micromachined thermistor structure.

Abstract: A total air temperature sensor includes a probe head, a strut, and a turbulence inducing surface. The probe head has an airflow inlet and an airflow outlet. The strut defines a leading edge and an opposed trailing edge extending along a longitudinal axis, and connects between the probe head and an opposed probe mount. The turbulence inducing surface is defined in the strut aft the leading edge. The turbulence inducing surface is configured to trip a fluid boundary layer passing over the strut to transition from laminar to turbulent for moving flow separation toward the trailing edge to reduce acoustic noise emission from the total air temperature sensor.

Abstract: A sensor apparatus and sensor apparatus system for use in conjunction with a cassette, including a disposable or replaceable cassette. In some embodiments, the cassette includes a thermal well for permitting the sensing of various properties of a subject media. The thermal well includes a hollow housing of a thermally conductive material. In other embodiments, the cassette includes sensor leads for sensing of various properties of a subject media. The thermal well has an inner surface shaped so as to form a mating relationship with a sensing probe. The mating thermally couples the inner surface with a sensing probe. In some embodiments, the thermal well is located on a disposable portion and the sensing probe on a reusable portion.

Abstract: A high temperature measurement probe comprises an elongate probe body having a measuring head which in use is located in a hot fluid flow. The probe further comprises a thermocouple extending along the interior of the probe body to terminate at a temperature-sensing thermocouple junction inside the measuring head. The probe body has internal passages for circulation of a coolant fluid therein. The measuring head contains a channel, one end of the channel forming an inlet for receiving hot fluid from the hot fluid flow and another end of the channel forming an outlet for discharging the hot fluid received at the inlet. Between the inlet and the outlet a section of the channel extends along the length direction of the probe body. The thermocouple runs along the section of the channel with the thermocouple junction proximate the upstream end of the section.

Abstract: An instrumentation rake assembly comprises a rake tower capped at an immersed end and mated to a lead carrier at a base end. The rake tower comprises a curved wall oriented along a longitudinal axis and supporting a plurality of probe holders. The curved wall has an inner surface defining an internal passage for carrying instrumentation from the probe holders to the lead carrier. In another aspect, an instrumentation rake assembly comprises a plurality of rake towers, each having a base end and an immersed end, and each rake tower being coupled at its immersed end to one or more other rake towers.

Abstract: A calorific value measuring system, includes a gas flowing in a pipe; the flow rate controlling device; a temperature measuring element in the pipe; a heater element, in the pipe, producing a plurality of temperatures; a measuring portion measuring a value from a temperature measuring element that is dependent on the temperature of the gas, and a value from the heater element at each of a plurality of temperatures; an equation storage device storing a calorific value equation using values from the temperature measuring element and values from the heater element at the plurality of temperatures as independent variables and uses the calorific value as the dependent variable; and a calorific value portion calculating a value for the calorific value of a gas through substituting a value from the temperature measuring element and a value from the heater element into the independent variables of the calorific value equation.

Abstract: A temperature measurement device in combination with a furnace heat exchanger is disclosed and claimed. An instrumented heat tracer sensor is launched into the heat exchanger which records the temperature of the fluid and performance at data points along the length of the heat exchanger. If a spike in the temperature as measured and recorded, since the speed of the heat tracer sensor is known, the location of the temperature increase is known which infers a burn through in the furnace. A three way valve includes a retrieve port, a chamber port, and a launch port. A small sensor control pump and a large heat exchanger flow pump propel the heat tracer sensor through the system. A plastic chamber retains the heat tracer sensor for interrogation and downloading information when the sensor is not in use in the heat exchanger. A control station communicates with the heat tracer sensor and extracts the stored temperature data therefrom.

Abstract: A hygrometer and dew-point instrument is provided that is structurally simple while reducing the workload during maintenance. The hygrometer measures relative humidity of a measurement space, and has a main body that encapsulates a working fluid therein and causes a heat-pipe phenomenon. The main body is disposed across the measurement space and an external space spaced from the measurement space by a heat-insulating part and has a temperature lower than the measurement space. A first temperature deriving part derives the temperature of the main body in a section where the working fluid evaporates. A space temperature detecting unit detects the temperature of the measurement space. A computation unit calculate relative humidity of the measurement space based on the temperature of the main body derived by the first temperature deriving part and the temperature of the measurement space detected by the space temperature detecting unit.

Abstract: A thermal measurement system that includes a light collection device and a detection system in communication with the device. The detection system includes two detection subsystems, wherein one subsystem is configured to detect light from a surface of an object, while the other subsystem is configured to detect light from the surface and a gas. The present invention has been described in terms of specific embodiment(s), and it is recognized that equivalents, alternatives, and modifications, aside from those expressly stated, are possible and within the scope of the appending claims.

Abstract: Methods and thermowell systems that can be uses in high dynamic pressure environments. A thermocouple system includes a thermowell configured to enter a structure through which a medium flows; an elongated probe provided partially inside the thermowell and configured to measure a temperature; at least one o-ring disposed around the elongated probe at a first end, the o-ring being configured to dampen a vibration for the elongated probe by contacting the thermowell; and an elastomer disposed around the elongated probe section at a second end, the elastomer being configured to dampen the vibration for the elongated probe by contacting the thermowell.

Abstract: In a device and method for taking temperature readings on an HVAC system, a first probe is connectable in thermal communication with the HVAC system for taking a first temperature reading thereof. A second probe is connectable in thermal communication with the HVAC system for taking a second temperature reading thereof that is independent of the first temperature reading. A digital display is connectable to the first and second probes for displaying the first and second temperature readings.

Abstract: In one embodiment, a microcalorimeter system includes a first microfluidic channel coupling a calorimeter with a sample chamber. A second microfluidic channel couples the calorimeter with a waste chamber. An inertial pump includes a fluid actuator integrated asymmetrically within the first microfluidic channel, and the fluid actuator is capable of selective activation to pump fluid from the sample chamber to the calorimeter and from the calorimeter to the waste chamber through the first and second microfluidic channels, respectively.

Abstract: A temperature sensor includes a plastic bottom shell, a plastic cap mating the plastic shell, and a temperature responsive element mounted to the plastic cap and received in a cavity of the plastic bottom shell. The temperature responsive element is positioned in the plastic bottom shell by the cap. An insulating coating is applied to the temperature responsive element. The insulating coating and the plastic bottom shell provide dual electrical insulation for the temperature responsive element.

Abstract: A method for monitoring a status of a sleeve for lining a system of pipes or conduits, the sleeve being impregnated with a curable resin, includes the steps of providing the sleeve, disposing at least one fiber optic sensor in thermally conductive contact with the sleeve, and generating, using the at least one fiber optic sensor, a positionally resolved thermographic image representative of a temperature of the sleeve as a function of position and time.

Abstract: A method of and associated device for measuring temperature of an internal surface of a pipe, including: a) at least one temperature-sensitive element that is moved away from a probe, radially with respect to the fore-and-aft axis of the pipe, so as to bring the temperature-sensitive element(s) into contact against the internal surface of the pipe, b) wherein the contact force applied between the sensitive element(s) of the probe and the internal surface is increased until the contact force reaches a defined value at any point on the surface.

Abstract: The fastening apparatus for fastening elements includes a combustion chamber, a housing for a gas cartridge, means for injecting gas from a cartridge into the combustion chamber and a management module. An engine thermistor is provided to be subjected to the temperature of the chamber, as well as a second cartridge thermistor intended to be subjected to the temperature of the gas cartridge disposed in the cartridge housing. Both thermistors are mounted for transmitting their temperature information to the management module. The management module is operable for managing temperature information and determining the opening time of the injection means.

Abstract: A sensor (101) is configured such that a seal member (71) is provided in a deformed manner through crimping of a portion of a tube (11) located toward a rear end (17c) of the tube (11). The seal member (71) is deformed such that a frontward-oriented surface (75), which is a bottom surface of a recess (74) formed in a front end (73) of the seal member (72), presses a rear end (45) of an insulation sheath (41) frontward. Consequently, a front end (21a) of a sensor element is pressed against a front end (12) of the tube (11) via the insulation sheath (41). By virtue of a pressing action induced by rubber-like elasticity, high sensor responsiveness is maintained over a long period of time.

Abstract: A gas turbine component (49) may be instrumented to provide a plurality of signals indicative of thermal measurements in a high temperature combustion environment of the gas turbine. A thermocouple arrangement may include a first thermocouple leg (50) disposed within a thickness of the component. At least two or more thermocouple legs (52, 53, 54) is each electrically connected to the first leg to form individual thermocouple junctions (56, 57, 58, 59) along the first leg for conversion of respective thermal gradients to respective electrical signals, such as electromotive force (emf) based voltages. The thermocouple arrangement may be used in combination with a thermographic system (70) to calculate heat flux over a region of the turbine component.

Abstract: A total temperature probe comprising a hollow elongate shroud defined by a shroud wall that envelops a first cavity. The shroud wall is comprised of an inner skin and an outer skin which enclose a second cavity therebetween. A temperature sensor mounted in the first cavity. In use, fluid flow is received into the first cavity, passes through at least one aperture in the inner skin into the second cavity and thence passes out of the shroud through at least one aperture in the outer skin. Beneficially, heat conduction across the inner skin is minimal.

Abstract: A steam trap comprises a housing defining a flow passage extending between an inlet and an outlet. A cap fitted to the housing has a stop face. In addition, the housing and the cap define a trap chamber. A movable valve element is located in the trap chamber. The steam trap further comprises a first temperature sensor having an inlet sensing portion in the flow path between the inlet and valve element. A second temperature sensor has an outlet sensing portion in the flow path between the valve element and the outlet.

Abstract: The invention relates to a method and arrangement for measuring at least one physical magnitude, such as temperature, flow or pressure of the cooling fluid flowing in an individual cooling element cycle (3) of a cooling element (1) in a metallurgical furnace. The arrangement includes a supply header (2) for distributing the cooling fluid and for feeding it to the cooling element cycles (3) of the cooling elements (1), and a collection header (4) for collecting and receiving cooling fluid from the cooling element cycles (3) of the cooling elements (1). The arrangement includes a survey line (5) that is by intermediation of a valve arrangement (6) in fluid connection with at least one cooling element cycle (3), so that the cooling fluid is conducted alternatively through the survey line (5) to the collection header (4) or past the survey line (5) to the collection header (4).

Abstract: A sensor apparatus and sensor apparatus system for use in conjunction with a cassette, including a disposable or replaceable cassette. In some embodiments, the cassette includes a thermal well for permitting the sensing of various properties of a subject media. The thermal well includes a hollow housing of a thermally conductive material. In other embodiments, the cassette includes sensor leads for sensing of various properties of a subject media. The thermal well has an inner surface shaped so as to form a mating relationship with a sensing probe. The mating thermally couples the inner surface with a sensing probe. In some embodiments, the thermal well is located on a disposable portion and the sensing probe on a reusable portion.

Abstract: A plug-in sensor for measuring at least one property of a fluid medium, in particular for use in the coolant circuit of an air conditioning system of a motor vehicle. The plug-in sensor has at least one sensor for detecting the at least one property. Furthermore, the plug-in sensor has at least one sensor body having an external thread for threading the plug-in sensor into a threaded bore hole of a housing. Furthermore, the plug-in sensor includes a sealing surface for sealing an inner space of the housing against an outer space. The external thread has at least two threaded sections: a first threaded section including at least one continuous thread, and a second threaded section including at least one interrupted thread, at least one interruption of the at least one interrupted thread forming at least one blow-out groove.

Abstract: A measuring probe has a housing for receiving a sensor element. The measuring probe can be inserted in an opening of a device for carrying a medium. The housing has a curved outer circumference line perpendicular to the insertion direction of the housing in the device.

Abstract: A protruding length L1 that is a distance between an inner circumference of a flow path through which fluid flows on an axis of a temperature sensor disposed in the flow path and the center of said temperature sensitive device is 50 mm or more. A protruding location that is a distance between an inner circumferential surface of the flow path and the center of said temperature sensitive device on a cross section extending perpendicular to the axis of said flow path through the center of said temperature sensitive device is defined as L1?. A flow path width that is a distance between intersections of the axis of the temperature sensor with the inner circumferential surface of said flow path when the temperature sensor is projected onto said cross section is defined as D1. A relation of L1?/D1 is specified as a function of the value of D1, thereby reducing heat transfer in an exhaust temperature sensor and enabling the temperature to be measured accurately.

Abstract: The invention relates to a temperature detection device (1) for detecting the temperature (Ta) of the air (A) in the passenger compartment (100) of a vehicle, that comprises at least one temperature sensor (2) provided in an air duct (4) having a first portion (5), said air duct (4) being in aeraulic communication with the air of the (A) of the passenger compartment (100) through said first portion (5). The temperature detection device (1) includes means capable of preventing the direct influence of solar rays (RS) on the temperature sensor (2).

Abstract: A receiver separates multiple component signals carried in a composite signal that have been spread over time and frequency. Multiple diversity branches receive the composite signal. A tensor generation circuit arranges samples of that signal along time, frequency, and diversity dimensions to obtain a composite signal tensor. A set of cascaded least squares estimators then separates the component signals by fitting a constrained tensor model of the composite signal to the composite signal tensor in an alternating least squares estimation process, alternating during any given iteration of the process between fitting different unfolded representations of the constrained tensor model to corresponding unfolded representations of the composite signal tensor.

Abstract: A water faucet providing a digital temperature readout indicating the temperature of the water exiting the faucet is herein disclosed. The faucet provides a switch to change the display between Fahrenheit and Celsius and is powered by a small integral solar cell and an internal battery for periods of low ambient light. The display and corresponding circuitry is mounted inside of a waterproof enclosure which is removably mounted to the faucet spout by locking fasteners. The display is removable and allows for replacement or maintenance should it malfunction or break. During use, an internal thermocouple senses a change in temperature to activate the apparatus, thereby conserving energy. Such features are ideal for measuring the temperature of water used to wash hands or dishes to ensure compliance with health department requirements.

Abstract: Apparatus for measuring the temperature of a nozzle having fluid material injected from an injection molding machine through a flow channel in a heated manifold that is coupled to a nozzle that is coupled to the cavity of a mold, the apparatus comprising: a heating device comprising a controllably heatable thermally conductive heating element; the heating element of the heating device being mounted on or around the outer surface of the tube of the nozzle at an end point; a temperature monitor comprising a temperature sensor mounted on or around the nozzle at a selected position along the axis of the bore of the nozzle; and, a thermal insulator disposed along the axis of the nozzle separating the end point of the heating element and the temperature sensor.

Abstract: A gauge includes a pipe section with a flattened section in which an opening through a wall of the pipe is provided, an adapter disposed in the opening, the adapter being adapted to receive a measuring probe, wherein the adapter fills the opening and is attached to the pipe section through a material fusion between the adapter and at least one of the pipe wall in the opening and a surface of the flattened section.

Abstract: An apparatus for ascertaining and/or monitoring at least one temperature. The apparatus includes, according to a first variable, at least one temperature sensor, at least one reference temperature sensor and at least one heating/cooling unit, which is thermally coupled with the temperature sensor and with the reference temperature sensor. According to a second variant, the invention includes that at least one reference temperature sensor and the temperature sensor and the reference temperature sensor are embodied and placed in such a manner that they measure essentially the same temperature. At least one head transmitter is provided, which connects the temperature sensor and the reference temperature sensor with the head transmitter in such a manner that the head transmitter receives the data measured by the temperature sensor and the reference temperature sensor. At least one memory unit is provided, in which the measured data of the temperature sensor and the reference temperature sensor are storable.

Abstract: An intake temperature sensor capable of precisely detecting the temperature of intake at high speed even in a low air mass flow zone is provided. In an intake temperature sensor having a temperature detecting element 6 inserted in an opening provided in an intake pipe 3 to be disposed in the intake pipe, a temperature detecting element is mechanically joined with a heat sink 4 directly exposed to the flow of the intake flowing in the intake pipe, and the temperature of the intake is output based on an output obtained from the temperature detecting element. Thus, the thermal resistance of the temperature detecting element with respect to the intake flow can be reduced; therefore, the intake temperature sensor capable of precisely detecting the temperature of the intake at high speed even in the low air mass flow zone can be provided.

Abstract: A mounting terminal head of a thermocouple head unit having a metal casing for an end of a thermocouple wire, and thermocouple signal terminals 4 for connection to a thermocouple wire. The thermocouple head unit includes an insulating support member 8 extending around the outside of the thermocouple head unit and supporting the thermocouple signal terminals.

Abstract: A temperature measurement tube is composite and comprises a rigid shaft (1), which is cooled so as to shield it from corrosion and from the melt, and an end-fitting (15) housing a thermocouple (9) on the end of the tube and constructed from a noble metal, which is resistant to corrosion and to the high melting point. An alumina coating (13) is placed between the two metals in order to prevent any corrosion-inducing electrochemical exchange between them.

Abstract: A sensor for detecting icing conditions in an airstream includes a flow housing mounted on an aircraft and in which one or more probes are mounted. At least one of the probes subjected to impingement of the airstream and liquid moisture droplets in such airstream. The heat removal, or cooling effect on the probe in the airstream carrying liquid droplets is determined. A temperature signal indicating the airstream temperature is combined with signals from the at least one probe for determining whether or not icing conditions are present.