Abstract: A secondary battery, a battery module including the same, and a method of manufacturing the same are disclosed. A secondary battery includes a case including an opening portion, an electrode assembly accommodated in the case and including a first tab member and a second tab member, a cap plate including a cap plate body located in the opening portion, and a cap plate terminal hole passing through the cap plate body, a terminal part including a first terminal electrically connected to the first tab member, and a second terminal electrically connected to the second tab member, and passing through the cap plate terminal hole, a first insulating part in contact with the terminal part to support the terminal part, and a second insulating part on the cap plate to support the first insulating part.

Abstract: A secondary battery includes a case, an electrode assembly inside of the case and including a first electrode and a second electrode, a first tab member including a first inner tab member and a first outer tab member extending in a first direction from the first electrode, a first terminal protruding outward from the case, a first current collector inside of the case and contacting the first terminal, a first inner plate connected to the first current collector and contacting the first inner tab member, the first inner plate has a first thickness in the first direction, and a first outer plate connected to the first current collector and contacting the first outer tab member, the first outer plate has a second thickness in the first direction different from the first thickness.

Abstract: A secondary battery and a battery module are disclosed. A secondary battery includes a plurality of electrode assemblies, each including an electrode forming a tab, a case accommodating the plurality of electrode assemblies, a cap plate covering an opening of the case, and a terminal protruding from the outside of the cap plate and electrically connected to the plurality of electrode assemblies.

Abstract: A secondary battery including: an electrode assembly including first and second electrode plates alternately stacked with a separator interposed therebetween and being folded in a state of being in contact with ends of the first electrode plate and the second electrode plate; and a case accommodating the electrode assembly.

Abstract: An apparatus for manufacturing an electrode assembly includes a positive electrode plate supply part configured to supply a positive electrode plate, a positive electrode plate moving part configured to move the positive electrode plate located on the positive electrode plate supply part, a negative electrode plate supply part configured to supply a negative electrode plate, a negative electrode plate moving part configured to move the negative electrode plate located on the negative electrode plate supply part, and a stacking part on which the positive electrode plate moved from the positive electrode plate moving part and the negative electrode plate moved from the negative electrode plate moving part are alternately stacked.

Abstract: Provided is a power converting apparatus of an electric vehicle which reduces the number of power semiconductor components to efficiently perform charging, driving, and V2G (vehicle to grid) modes in accordance with choice by a user. The device includes a charging unit which charges commercial power into a battery; an inverting unit which supplies battery power to drive a motor; a switching unit which is connected to the motor, the charging unit, and the inverting unit to be turned on/off in accordance with a switching control signal in accordance with an operation mode selection; and a controller which provides the switching control signal to the switching unit in accordance with a mode selection signal to perform the selected mode operation.

Abstract: Provided is a power converting apparatus of an electric vehicle which reduces the number of power semiconductor components to efficiently perform charging, driving, and V2G (vehicle to grid) modes in accordance with choice by a user. The device includes a charging unit which charges commercial power into a battery; an inverting unit which supplies battery power to drive a motor; a switching unit which is connected to the motor, the charging unit, and the inverting unit to be turned on/off in accordance with a switching control signal in accordance with an operation mode selection; and a controller which provides the switching control signal to the switching unit in accordance with a mode selection signal to perform the selected mode operation.