Abstract: Proposed is a multi-sensor assembly, and the assembly of the present disclosure includes: a first sensor provided in a sensor coupling unit positioned at a front end of a housing; a second sensor provided in a mounting groove that is open toward a front surface of the first sensor; a first connector member configured to transmit a signal measured by the first sensor and, simultaneously, to firmly fix the first sensor to the sensor coupling unit; and a second connector member screw portion formed on an outer surface of a rear end of the first connector member so as to be coupled to a fixture screw portion of an adjustable fixture provided at a rear end of the housing, thereby moving relatively thereto.

Abstract: A battery fire prevention and diagnosis system in accordance with the present invention comprises: an ultra-high frequency (UHF) sensor for measuring radiated electromagnetic wave installed inside or outside a battery system; a data acquiring unit for receiving the radiated electromagnetic wave signals measured from the UHF sensor; noise/defect cause database including on-site noise data related to a site in operation, and data on causes of defects; and a diagnosis unit for determining abnormality of the battery system, and a cause of a defect based on the radiated electromagnetic wave signal data acquired from the data acquiring unit, and the on-site noise data and the data on causes of defects in the noise/defect cause database.

Abstract: A battery fire prevention and diagnosis system in accordance with the present invention comprises: a high frequency current transformer (HFCT) installed to at least one of a ground wire, a positive wire, or a negative wire of a battery system; a data acquiring unit for receiving high frequency current signals measured from the HFCT; noise/defect cause database including on-site noise data related to a site in operation, and data on causes of defects; and a diagnosis unit for determining abnormality of the battery system, and a cause of a defect based on high frequency signal data acquired from the data acquiring unit, and the on-site noise data and the data on causes of defects in the noise/defect cause database.

Abstract: Proposed is a multi-sensor assembly, and the assembly of the present disclosure includes: a first sensor provided in a sensor coupling unit positioned at a front end of a housing; a second sensor provided in a mounting groove that is open toward a front surface of the first sensor; a first connector member configured to transmit a signal measured by the first sensor and, simultaneously, to firmly fix the first sensor to the sensor coupling unit; and a second connector member screw portion formed on an outer surface of a rear end of the first connector member so as to be coupled to a fixture screw portion of an adjustable fixture provided at a rear end of the housing, thereby moving relatively thereto.

Abstract: An apparatus for detecting internal defects in a transformer is provided. The apparatus detecting internal defects that arise in the interior by integrating an electrode for electrically detecting defects and a sensor for detecting internal gas into a single body and inserting same into the interior. The apparatus for detecting internal defects in a transformer according to the present invention comprises: a metal member of a set length; a plurality of electrodes, disposed around the metal member, for detecting electrical signals generated due to internal defects of the transformer; an insulating member formed so as to contain the metal member and plurality of electrodes; and a gas sensor, installed at the end of the metal member, for detecting gas inside the transformer.

Abstract: An apparatus for detecting internal defects in a transformer is provided. The apparatus detecting internal defects that arise in the interior by integrating an electrode for electrically detecting defects and a sensor for detecting internal gas into a single body and inserting same into the interior. The apparatus for detecting internal defects in a transformer according to the present invention comprises: a metal member of a set length; a plurality of electrodes, disposed around the metal member, for detecting electrical signals generated due to internal defects of the transformer; an insulating member formed so as to contain the metal member and plurality of electrodes; and a gas sensor, installed at the end of the metal member, for detecting gas inside the transformer.