A sleeve for a probe of an environment-sensing device is provided. The sleeve includes a first portion and a second portion. The first portion includes a first inner surface, a first outer surface, a first body extending between the first inner surface and the first outer surface, at least one first body channel, and a first-portion projection extending axially along the first portion. The second portion includes a second inner surface, a second outer surface, a second body extending between the second inner surface and the second outer surface, at least one second body channel, and a second-portion receiving channel extending axially along the second portion. The at least one first body channel and at least one second body channel include a filler material. The first portion and the second portion are configured to couple together by mating the first-portion projection with the second-portion receiving channel.

A testing device (30) is provided for use with a wireless power transmitter device (20) having a wireless power transmitter coil (24). The testing device (30) has a housing (50), the housing having a bottom side (53) adapted for placement on a surface (25) of the wireless power transmitter device (20), and a top side (54) opposite to the bottom side (53). A wireless power receiver coil (34) is provided in the housing. The testing device (30) also has thermo sensory means (31) and an interface (33) to provide measurement data from the thermo sensory means (31). The thermo sensory means (31) includes at least a first temperature sensor (55) adapted to measure a temperature at a first position inside the housing (50), and a second temperature sensor (56) adapted to measure a temperature at a second position external to the housing (50).

A heat radiation-resistant NTC temperature sensor comprises a measurement rod which is in contact with a plane of an object to be measured. A cavity for accommodating a thermistor is provided in an axial direction of the measurement rod, and the thermistor is in close contact with an upper wall of the cavity of the measurement rod. The thermistor is connected to an external detection device through a wire. The temperature sensor can be used for temperature measurement of a pan bottom, and it has an accurate temperature measurement and a high reaction speed, and it can prevent surrounding heat radiation from affecting the temperature measurement.

A heat radiation-resistant NTC temperature sensor comprises a measurement rod which is in contact with a plane of an object to be measured. A cavity for accommodating a thermistor is provided in an axial direction of the measurement rod, and the thermistor is in close contact with an upper wall of the cavity of the measurement rod. The thermistor is connected to an external detection device through a wire. The temperature sensor can be used for temperature measurement of a pan bottom, and it has an accurate temperature measurement and a high reaction speed, and it can prevent surrounding heat radiation from affecting the temperature measurement.

A temperature sensor includes a sensor element including a thermosensitive body, a protection tube accommodating the thermosensitive body part of the sensor element, and a filler filling a space between the protection tube and the sensor element inside the protection tube. The sensor element includes a first covering layer made of a first electrical insulator, the first covering layer covering the thermosensitive body, and a second covering layer made of a second electrical insulator, the second covering layer covering the first covering layer. The first covering layer has elastic modulus smaller than elastic modulus of the second covering layer.

A temperature sensor includes a sensor element including a thermosensitive body, a protection tube accommodating the thermosensitive body part of the sensor element, and a filler filling a space between the protection tube and the sensor element inside the protection tube. The sensor element includes a first covering layer made of a first electrical insulator, the first covering layer covering the thermosensitive body, and a second covering layer made of a second electrical insulator, the second covering layer covering the first covering layer. The first covering layer has elastic modulus smaller than elastic modulus of the second covering layer.

A temperature-measuring device for determining the temperature of a surface or a medium by utilizing the temperature of the surface enclosing the medium includes at least one measuring sensor and at least one reference sensor as well as a value processing device, which is connected to the measuring sensor via a first connection line and which is connected to the reference sensor via a second connection line, wherein of both connection lines at least the first connection line is partly realized as a mineral-insulated sheathed cable providing the measuring sensor, wherein both connection lines comprise a flexible cable connected to the value processing means.

A temperature-measuring device for determining the temperature of a surface or a medium by utilizing the temperature of the surface enclosing the medium includes at least one measuring sensor and at least one reference sensor as well as a value processing device, which is connected to the measuring sensor via a first connection line and which is connected to the reference sensor via a second connection line, wherein of both connection lines at least the first connection line is partly realized as a mineral-insulated sheathed cable providing the measuring sensor, wherein both connection lines comprise a flexible cable connected to the value processing means.

A cooled thermocouple arrangement (1) including a thermocouple (2) comprising two wires (3,4) joined at a first sensing end (5) to define a hot thermocouple function. At least a portion of the wires (3,4) are in thermal communication with a cooling arrangement, and the cooling arrangement has an inlet (14) for coolant and an outlet (15) for coolant. The thermocouple probe arrangement (1) includes a first inlet temperature sensor (21) for determining the temperature of the coolant as it enters the cooling arrangement, and a flow rate sensor (20) for determining the flow rate of coolant passing through the cooling arrangement. The thermocouple probe arrangement (1) includes connectors for connecting the outputs from the thermocouple (2), first inlet temperature sensor (21) and the flow rate sensor (20) to a correction data processor (23) whereby the data processor can correct the temperature sensed by the thermocouple to take account of the effect of the cooling arrangement. The pair of thermocouple wires (3,4) are arranged inside a sheath or casing, and a cooling jacket (12) is provided around the thermocouple probe. The cooling jacket (12) includes a pair of concentric tubes (16,17) defining a return coolant circuit from the end of the probe proximal the connectors (8), to a portion of the probe distal from the connectors, and then back to the proximal end (8) of the probe, and the portion of the thermocouple probe containing the sensing end (5) of the thermocouple projects from the distal end of the cooling jacket (12).

A cooled thermocouple arrangement (1) including a thermocouple (2) comprising two wires (3,4) joined at a first sensing end (5) to define a hot thermocouple function. At least a portion of the wires (3,4) are in thermal communication with a cooling arrangement, and the cooling arrangement has an inlet (14) for coolant and an outlet (15) for coolant. The thermocouple probe arrangement (1) includes a first inlet temperature sensor (21) for determining the temperature of the coolant as it enters the cooling arrangement, and a flow rate sensor (20) for determining the flow rate of coolant passing through the cooling arrangement. The thermocouple probe arrangement (1) includes connectors for connecting the outputs from the thermocouple (2), first inlet temperature sensor (21) and the flow rate sensor (20) to a correction data processor (23) whereby the data processor can correct the temperature sensed by the thermocouple to take account of the effect of the cooling arrangement. The pair of thermocouple wires (3,4) are arranged inside a sheath or casing, and a cooling jacket (12) is provided around the thermocouple probe. The cooling jacket (12) includes a pair of concentric tubes (16,17) defining a return coolant circuit from the end of the probe proximal the connectors (8), to a portion of the probe distal from the connectors, and then back to the proximal end (8) of the probe, and the portion of the thermocouple probe containing the sensing end (5) of the thermocouple projects from the distal end of the cooling jacket (12).