Abstract: The present disclosure provides a method and a system for determining the height of a solution in a container in order to amplify and detect a target nucleic acid, the method comprising the steps of: using an illuminator to emit infrared light at the container, which is a colored container; using a detector comprising a photosensor, so as to sense the infrared light passing through the container and refracted, the detector being arranged in the direction of sensing the refracted infrared light; using the sensed refracted infrared light so as to acquire an image; and analyzing the acquired image so as to determine the height of the solution in the container.

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: A battery case according to the present disclosure includes a support panel provided to support a battery assembly; a spacing panel provided to face the support panel and forming an accommodating space for accommodating the battery assembly between the support panel and the spacing panel; a two-side panel provided to face each other to connect the support panel and the spacing panel to form a side surface of the accommodating space; a blocking panel disposed between the support panel and the spacing panel in parallel with the two-side panel to compart the accommodating space; and a cooling panel formed in the accommodating space in parallel with the blocking panel and cooling the battery assembly.

Abstract: Provided is a method and system for determining a magnetic bead concentration in a suspension according to the disclosure, including irradiating a plurality of different wavelengths of light to a suspension in which magnetic beads are suspended, measuring the intensities of a plurality of reflected light beams at the different wavelengths reflected from magnetic beads, and determining the concentration of the magnetic beads from the measured intensities of the reflected light beams at the different wavelengths.

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 battery pack including a battery module including one or more battery cells; an accommodating body accommodating the battery module; an accommodating cover coupled to the accommodating body to form, together with the accommodating body, a module accommodating space in which the battery module is accommodated; a fire extinguishing portion provided in the accommodating cover and supplying a fire extinguishing agent accommodated therein to the module accommodating space when the temperature of the module accommodating space is equal to or higher than a preset first temperature; and a variable portion which is located between the battery module and the fire extinguishing portion and of which shape or length is changed to expose the fire extinguishing portion toward the battery module when the temperature of the module accommodating space reaches a preset second temperature which is lower than the first temperature.

Abstract: A battery pack housing according to an embodiment of the present disclosure includes: a base portion; a side beam formed on an outer circumference of the base portion; and an accommodating portion defined as an internal space surrounded by the base portion and the side beam, wherein at least a portion of one or more of the side beam and the base portion includes a frame of a hollow structure and a thermally deformable material filled inside the frame.

Abstract: A battery pack according to an embodiment of the present disclosure may include: a plurality of battery cells including a venting portion; a pack housing in which a plurality of battery cells are disposed in a longitudinal direction, the pack housing including a venting hole communicating with the venting portion; and a gas discharge passage communicating with the venting hole, and configured to discharge gas discharged through the venting portion externally, wherein the gas discharge passage may include a body portion coupled to the pack housing; and a main passage connected to the body portion, and having a form of a tube extending in a longitudinal direction of the pack housing.

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 module of the present disclosure includes a plurality of cell stacks spaced apart from each other in a horizontal direction, a plurality of side walls disposed between the plurality of cell stacks and spaced apart from each other in the horizontal direction, and a plate accommodated in a hollow between the plurality of side walls. Each of the plurality of side walls includes a side hole connected to the hollow.

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: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.

Abstract: Disclosed is a high-strength free-cutting leadless copper alloy with excellent machinability and corrosion-resistance. The free-cutting leadless copper alloy contains 58 to 70 wt % of copper (Cu), 0.5 to 2.0 wt % of tin (Sn), 0.1 to 2.0 wt % of silicon (Si), a balance amount of zinc (Zn), and inevitable impurities but does not contain lead.

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: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.

Abstract: A battery cell includes a casing having an accommodation space formed therein and having one or both ends open; a cover plate covering one or both open ends of the casing; and an electrode assembly accommodated in the accommodation space, in which a plurality of electrode plates are stacked with a separator interposed therebetween. The electrode assembly includes electrode connection portions, respectively extending from the plurality of electrode plates; and a terminal bonded to the electrode connection portion and having a portion exposed outwardly through the cover plate.

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 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 cell includes an electrode assembly; a pouch-type cell case including an accommodation portion in which the electrode assembly is accommodated and a sealing portion formed in at least a portion of a circumference of the accommodation portion, a reinforcing member disposed on the sealing portion so that the sealing portion is in close contact with the accommodation portion, and a fixing member fixing the reinforcing member to the cell case.

Abstract: Disclosed is a high-strength free-cutting leadless copper alloy with excellent machinability and corrosion-resistance. The free-cutting leadless copper alloy contains 58 to 70 wt % of copper (Cu), 0.5 to 2.0 wt % of tin (Sn), 0.1 to 2.0 wt % of silicon (Si), a balance amount of zinc (Zn), and inevitable impurities but does not contain lead.