An electrochemical energy storage cell includes: a housing; and at least one cell coil accommodated in the housing. The housing is closed at at least one end face by a cover. The cover forms a part of the housing. At least one insulation element is arranged between the at least one cell coil and the housing. The at least one insulation element is made of an electrically insulating and thermally conductive material.

A battery including: a first electrode; a second electrode; a solid electrolyte layer located between the first electrode and the second electrode; and a substrate in contact with a surface of the first electrode opposite to the solid electrolyte layer, wherein the substrate has at least one through-hole that extends from an upper surface of the substrate to a lower surface of the substrate and that has an electrically conductive inner wall, and the upper surface and the lower surface are electrically conductive.

Disclosed herein is a battery cell configured to have a structure in which an electrode stack, which is configured to have a structure in which positive electrodes and negative electrodes are stacked in the height direction on the basis of the ground in the state in which separators are disposed respectively between the positive electrodes and the negative electrodes, is mounted in a battery case in a sealed state, the battery case is formed in a pipe shape having a hollow part, and the electrode stack is formed in a shape corresponding to the shape of the battery case.

Disclosed herein is a battery cell configured to have a structure in which an electrode stack, which is configured to have a structure in which positive electrodes and negative electrodes are stacked in the height direction on the basis of the ground in the state in which separators are disposed respectively between the positive electrodes and the negative electrodes, is mounted in a battery case in a sealed state, the battery case is formed in a pipe shape having a hollow part, and the electrode stack is formed in a shape corresponding to the shape of the battery case.

A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode, a case configured to receive the electrode assembly, a first current collecting member including a first fuse unit coupled to the first electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the first current collecting member, and a second current collecting member including a second fuse unit coupled to the second electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the second current collecting member, in which the first fuse unit is configured to melt more quickly than the second fuse unit at a first current, and the second fuse unit is configured to melt more quickly than the first fuse unit at a second current that is lower than the first current.

A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode, a case configured to receive the electrode assembly, a first current collecting member including a first fuse unit coupled to the first electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the first current collecting member, and a second current collecting member including a second fuse unit coupled to the second electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the second current collecting member, in which the first fuse unit is configured to melt more quickly than the second fuse unit at a first current, and the second fuse unit is configured to melt more quickly than the first fuse unit at a second current that is lower than the first current.

An electrode architecture for lithium ion batteries provides cooling of the bulk electrode during room temperature to high temperature (e.g., 50° C.-80° C.) battery operation. The battery electrode architecture includes alternating layers of lithium ion active material and current collection layers containing with interconnections between current collection layers. The current collection layers contain metallic multi-walled carbon nanotubes which have high electrical and thermal conductivity. Also provided are lithium ion batteries containing the electrode. The batteries have enhanced lifetime due to avoidance of degradation reactions in the active material at high temperatures.

A battery cell includes a pouch, an electrolyte material, positive and negative electrodes, and one or more heat conducting members. The pouch has an inner surface defining an internal volume, within which is contained the electrolyte material. The electrodes form current collectors that are positioned within the internal volume of the pouch. The electrode terminals are connected to a respective one of the positive and negative electrodes. Each heat conducting member is in thermal communication with a respective electrode terminal fully within the internal volume of the pouch, and extends between the electrodes and the inner surface of the pouch. The heat conducting members form a parallel heat transfer path within the battery cell. A battery pack includes a housing containing multiple such battery cells.

A battery pack includes a thermally conductive plate that can be cooled or heated, and an array of electrochemical cells. The cells include a stacked or rolled arrangement of electrode plates, and a current collector disposed in the battery cell that forms an electrical connection with the electrode plates and provides a thermal conduction pathway for conducting heat from the electrode plates to the thermally conductive plate.

A battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a battery cell, a cooling device extending at least partially through the battery cell, and a coolant manifold connected to the cooling device.