Various embodiments include heat and volatile-organic-compounds detecting systems. In one example, the heat-detecting system includes at least one heat sensor mounted externally to a device, such as a local power-box (LPB). The heat sensor has an area-of-detection to detect heat emitted from at least one face of the LPB at one or more locations. The heat-detecting system also includes a high-absorptance infrared-collector (HAIC) formed within the LPB to collect excessive heat generated by a component within the LPB. The excessive heat is correlated to a pre-determined temperature level, and a temperature of the collected excessive heat is measured by the heat sensor. Each of the heat sensor and the HAIC are coupled to a control module. Other apparatuses, designs, and methods are disclosed.

An air-core inductor with a temperature measurement system. The temperature measurement system uses a thermographic sensor, an energy harvesting device configured for obtaining electrical energy from the electromagnetic field and a transmitter configured for contactless data transmission arranged on the air-core inductor. The energy harvesting device may include a coil, a rectifier element, and a storage.

This application provides an electric leakage detection method for an electronic component, an electronic device, and a storage medium, and relates to the field of electric leakage protection technologies for electronic components. The method includes: acquiring, by the electronic device when the electronic device executes the target task, a target temperature value at a target position on the first electronic component measured by a target temperature sensor, where the target temperature sensor is one of the plurality of second electronic components; determining, by the electronic device, a target temperature reference value corresponding to the target position from the temperature distribution information of the first electronic component; and determining, by the electronic device when a difference value between the target temperature value and the target temperature reference value is greater than or equal to a first threshold, that the first electronic component

An apparatus for monitoring a switchgear includes: an input unit; a processing unit; and an output unit. The input unit provides the processing unit with a monitor infra-red image of a switchgear. The processing unit implements a machine learning classifier algorithm to analyse the monitor infra-red image and determine if there is one or more anomalous hot spots in the switchgear. The machine learning classifier algorithm has been trained based on a plurality of different training infra-red images, the plurality of training infra-red images including a plurality of synthetic infra-red images generated from a corresponding plurality of visible images. The output unit outputs information relating to the one or more anomalous hot spots.

An inexpensive thermopile temperature detector is particularly adapted to monitoring of electrical equipment, such as a power bus bar, within an enclosed area such as a cabinet. The detector may have a plastic housing, a thermopile sensor and a plastic Fresnel lens. Each sensor also includes a calibrated element such that, but for calibration, the same sensor may be used for various applications for different target sizes and distance or, more generally, with respect to effective target percentage of field of view.

An electrical safety device is described which includes a socket arranged to receive an electrical plug of an electrical appliance to connect a current supply to the electrical appliance, a thermal sensor arranged to detect the surface temperature of an electrical plug when received in the socket and a processor in communication with the thermal sensor, the processor configured to determine when the sensed surface temperature exceeds a predetermined threshold. The invention also includes an electrical safety system comprising the electrical safety device configured to communicate with a remote device. The device and system provide early detection of electrical faults and hazards to reduce the risk of fires.

An optical nondestructive testing method includes: a laser emitting step involving emitting a heating laser from a laser output device such that the intensity of the heating laser applied to a measurement point changes sinusoidally; a laser intensity measuring step involving measuring the intensity of the heating laser by a phase difference detector; an infrared radiation intensity measuring step involving measuring, by the phase difference detector, the intensity of infrared radiation radiating from the measurement point; a phase difference measuring step involving determining, by the phase difference detector, a phase difference between the intensity of the heating laser and the intensity of the infrared radiation, and outputting the phase difference determined to a determiner from the phase difference detector; and a connection area calculating step involving determining, by the determiner, a connection area in accordance with the phase difference and phase difference-connection area correlation information.

An infrared imaging probe that includes an elongated wand and an electrically isolating connection between the imaging components, located at the distal end of the wand, and the image processing components, located at the proximal end of the wand.

A clamp meter configured to receive a removable and rechargeable battery pack. The clamp meter includes a main body having a first axis, a handle, a clamp, a trigger, and a display. The handle has a second axis and includes a first recess configured to receive the battery pack. The first recess includes at least first and second electrical terminals which are exposed when the battery pack is not inserted into the first recess. The second axis forms an oblique angle with the first axis, and the battery pack is inserted into the first recess along the second axis. The clamp is coupled to the main body, aligned with the first axis, and operable to measure an electrical characteristic of a conductor based on an induced current. The trigger is operable to selectively open and close the clamp, and the display configured to display an indication of the electrical characteristic.

Provided is a probe station system which can measure thermal distribution and thermographic images. More particularly, a probe station is provided which can detect an electrical characteristics change according to the supply of heat to an element, for example a thermoelectric element to measure the characteristics of the element. The probe station for the simultaneous measurement of thermal and electrical characteristics of a thermoelectric element includes: a chamber, a base, a platform, a probe unit, a heat source, and an infrared image detection unit and the thermographic image and the voltage signal of the element are synchronized in real time.