Abstract: A method of controlling an aerosol generating device includes measuring a temperature of a heater, selecting one of a plurality of temperature correction algorithms, based on the measured temperature, and correcting the measured temperature by applying the selected temperature correction algorithm. In addition, a method of controlling an aerosol generating device includes measuring a temperature of a heater operating in an operation section including a plurality of sections, determining, from among the plurality of sections, a current section in which the heater is operating, selecting one of a plurality of temperature correction algorithms, based on the selected current section of the heater, and correcting the measured temperature of the heater by applying the selected temperature correction algorithm.

Abstract: A coil component includes a body having one surface and the other surface, opposing each other, both lateral surfaces respectively connecting the one surface and the other surface and opposing each other, and both end surfaces respectively connecting the both lateral surfaces and opposing each other; a coil unit disposed in the body; a first external electrode and a second external electrode, respectively connected to the coil unit and disposed to be spaced apart from each other on the one surface of the body; and a first insulating layer covering the other surface of the body, the both lateral surfaces of the body, and the both end surfaces of the body.

Abstract: A vertical type once-through heat recovery steam generator (HRSG) capable of improving operational stability during rapid startup and lifetime of a steam turbine while reducing environmental pollution caused by emissions, and a combined power generation system including the HRSG are provided. The HRSG includes a medium-pressure section including a medium-pressure side desuperheater installed at the rear of a medium-pressure superheater to lower the temperature of the steam supplied to a medium-pressure steam turbine, and a high-pressure section including a high-pressure side desuperheater installed at the rear of a high-pressure superheater to lower the temperature of the steam supplied to a high-pressure steam turbine.

Abstract: An embodiment of the present invention relates to a pouch-type secondary battery. According to embodiment of the present invention, the pouch-type secondary battery includes: an case configured to house an electrode assembly from which electrode tab are drawn out; sealing parts formed by adhering the case along outer peripheries of the electrode assembly; and folding parts formed by folding the sealing parts of surfaces on which the electrode tab drawn to an outside of the case is not formed, wherein a length of the folding part has a relationship with a thickness of the electrode assembly as the following equation: H?T/2 (wherein, H is the height of the folded folding part, T is the thickness of the electrode assembly, based on a cross-section perpendicular to a direction in which the electrode tabs of the electrode assembly are drawn out).

Abstract: The present disclosure relates to a high voltage battery module and a pack, in which a thermal barrier is mounted, and, more particularly, relates to a battery module comprising a cell assembly stacked with a plurality of secondary battery cell; a housing accommodating the cell assembly, a thermal barrier is placed in the housing, wherein the thermal barrier comprises a heat resistant layer to prevent propagation of heat or flame from a secondary battery cell to an neighboring secondary battery cell.

Abstract: An embodiment of the present invention relates to a pouch-type secondary battery. According to embodiment of the present invention, the pouch-type secondary battery includes: an case configured to house an electrode assembly from which electrode tab are drawn out; sealing parts formed by adhering the case along outer peripheries of the electrode assembly; and folding parts formed by folding the sealing parts of surfaces on which the electrode tab drawn to an outside of the case is not formed, wherein a length of the folding part has a relationship with a thickness of the electrode assembly as the following equation: H?T/2 (wherein, H is the height of the folded folding part, T is the thickness of the electrode assembly, based on a cross-section perpendicular to a direction in which the electrode tabs of the electrode assembly are drawn out).

Abstract: The present disclosure relates to a battery module including: a battery cell stack in which a plurality of battery cells are stacked; and a pressure drop sheet on one side of the battery cell stack, in which the pressure drop sheet includes: a ventilation layer including ceramic fiber; and a sacrificial layer on at least one surface of the ventilation layer, the sacrificial layer is disposed in a direction facing the battery cell stack, and the pressure drop sheet exhibits gas permeability at a critical temperature.

Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.

Abstract: The present invention provides a composite for controlling the degradation of transient electronics, wherein the composite can control the degradation time of transient electronics, which are absorbed in the body and degrade after a predetermined time elapses, and thus can greatly improve the utility of the transient electronics. Moreover, the composite can degrade in the body through biodegradation, and has excellent flexibility and biocompatibility, and thus has sufficient biological stability and biocompatibility.

Abstract: A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.

Abstract: A battery module and a battery pack including the battery module are disclosed. The battery module includes a housing forming an accommodating space and a cell assembly disposed within the accommodating space and including a plurality of battery cells. The housing includes: an accommodating portion surrounding at least a portion of the cell assembly and a cover disposed in a first direction with respect to the accommodating portion and including a plurality of venting holes. The plurality of venting holes are configured to discharge gas in a second direction, different from the first direction, and the cover includes an upper surface and a plurality of protruding regions protruding from the upper surface in the first direction and surrounding at least some of the plurality of venting holes, respectively.

Abstract: The present disclosure relates to a battery module including: a battery cell stack in which a plurality of battery cells are stacked; and a pressure drop sheet on one side of the battery cell stack, in which the pressure drop sheet includes: a ventilation layer including ceramic fiber; and a sacrificial layer on at least one face of the ventilation layer, the sacrificial layer is disposed in a direction facing the battery cell stack, and the pressure drop sheet exhibits gas permeability at a critical temperature.

Abstract: Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first receiving part and the second receiving part and protruding from a bottom surface of each receiving part to partition the first receiving part and the second receiving part. As one side surface of the secondary battery in which an electrode assembly is received and packaged in the pouch case is formed in a plane form, a flat side surface is in close contact with a cooling plate, thereby maximizing cooling efficiency of the secondary battery.

Abstract: A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.

Abstract: Provided is a battery module including a multilayered firewall capable of controlling a heat transfer phenomenon due to a battery fire. The battery module includes a plurality of secondary battery cells accommodated in a housing member, wherein a secondary battery cell among the plurality of battery cells includes an electrode assembly in which a plurality of negative electrodes and positive electrodes are alternately stacked with a separator interposed therebetween and a pouch case encasing the electrode assembly, wherein a multilayered firewall is interposed between the plurality of secondary battery cells, and the multilayered firewall includes a heat absorption layer and fireproof layers stacked on opposing surfaces of the heat absorption layer.

Abstract: An air conditioner includes an outdoor unit, a plurality of mode change devices including at least one mode changer including a branch duct and a changing valve, and configured to receive a control signal from the outdoor unit to control an operation of the at least one mode changer. A plurality of indoor units are connected to the outdoor unit or the plurality of mode change devices. The outdoor unit may determine an operation mode to operate the plurality of mode change devices a plurality of times. Each of the plurality of indoor units may detect a temperature change of an indoor heat exchanger in response to the operation of the mode change devices, to determine the number of connected mode changers and a connectable mode changer candidate group based on the temperature change of the indoor heat exchanger.

Abstract: Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first receiving part and the second receiving part and protruding from a bottom surface of each receiving part to partition the first receiving part and the second receiving part. As one side surface of the secondary battery in which an electrode assembly is received and packaged in the pouch case is formed in a plane form, a flat side surface is in close contact with a cooling plate, thereby maximizing cooling efficiency of the secondary battery.

Abstract: Provided is a bio-adhesive device including an adhesive material layer, an electronic device layer, and a protective film layer to have advantages of being harmless to the human body, being naturally degraded in the body without a separate removal process, and capable of observing the movement of internal organs more closely in real time from outside the body.

Abstract: Disclosed are a method for fabricating an enhancement mode transistor material, an enhancement mode transistor material fabricated thereby, an enhancement mode transistor including the same, and an amplifying circuit including the same. The method for fabricating an enhancement mode transistor material includes: a first step of mixing and reacting a solution including a conductive polymer and an ionic reactant including a negative ion that enables deprotonation of the conductive polymer.

Abstract: A battery cell and a battery module including the same are disclosed. The battery cell includes a cell body including an electrode assembly and a pouch sheet wrapping the electrode assembly, the cell body extending from a lower end and leading to an upper end, the pouch sheet overlapping and contacting each other at the upper end; a pouch cover formed of the pouch sheet, the pouch cover extending from the upper end of the cell body and facing a lateral face of the cell body; and a heat transfer unit disposed between the cell body and the pouch cover.