A battery module according to an embodiment of the present disclosure includes a plurality of battery cells and a bus bar assembly configured to electrically connect the electrode leads of the battery cells, and the bus bar assembly includes a bus bar frame configured to cover one side of the battery cells, a plurality of lead slots through which the electrode leads pass, a sensing bus bar connected to the electrode leads, and an elastic guider disposed at both left and right sides and a rear side of the sensing bus bar in a left and right direction and a front and rear direction of the bus bar frame.

A cell includes a housing and at least one electrode core assembly array encapsulated inside the housing. The electrode core assembly array includes N rows and M columns of electrode core assemblies, and the electrode core assembly includes an encapsulation film and at least one electrode core encapsulated inside the encapsulation film. The electrode core assemblies are arranged in rows, and each row includes M electrode core assemblies. The electrode core assemblies are arranged in columns, and each column includes N electrode core assemblies. The N electrode core assemblies in each column are connected in series to form an electrode core assembly string. The M electrode core assembly strings are connected in series. An air pressure between the metal housing and the encapsulation film is lower than an air pressure outside the metal housing.

The present disclosure discloses a battery assembly and an electronic cigarette using the battery assembly, wherein the battery assembly comprises a main body and a cover, the main body is provided with a battery compartment with an opening, one end of the cover is rotatably mounted on the main body, and the other end is provided with a locking assembly, the end of the battery compartment close to the opening is provided with a limiting part, the cover is locked to the main body and covers the opening when rotating to the locking assembly to be fastened to the limiting part, the main body is further provided with at least one elastic assembly which elastically abuts against the cover when the cover covers the main body.

A lightweight structure for a vehicle or aircraft includes a longitudinal member with a base bridge, having a first collective conductor and a transversal member with a central bridge and transversal bridge with a first connection conductor extending on a first surface of the transversal bridge and on a second surface of the transversal bridge oriented opposite the first surface, and a second connection conductor extending separately from the first connection conductor. The transversal member is connected to the base bridge at the first end section so the first connection conductor contacts the first collective conductor of the base bridge. The lightweight structure includes a carbon fiber structural battery connected with the central bridge of the transversal member, a first collector of the carbon fiber structural battery electrically connected to the first or second connection conductor and a second collector of the carbon fiber structural battery electrically connected to the other connection conductor.

A lightweight structure for a vehicle or aircraft includes a longitudinal member with a base bridge, having a first collective conductor and a transversal member with a central bridge and transversal bridge with a first connection conductor extending on a first surface of the transversal bridge and on a second surface of the transversal bridge oriented opposite the first surface, and a second connection conductor extending separately from the first connection conductor. The transversal member is connected to the base bridge at the first end section so the first connection conductor contacts the first collective conductor of the base bridge. The lightweight structure includes a carbon fiber structural battery connected with the central bridge of the transversal member, a first collector of the carbon fiber structural battery electrically connected to the first or second connection conductor and a second collector of the carbon fiber structural battery electrically connected to the other connection conductor.

An energy storage facility includes a plurality of energy storage apparatuses. Each of the plurality of energy storage apparatuses includes: an energy storage unit including a plurality of energy storage devices and an outer case holding the plurality of energy storage devices; a positive electrode power cable; and a negative electrode power cable. Each of the positive electrode power cable and the negative electrode power cable is connected to the energy storage unit inside the outer case, and extends from an end of the outer case toward the outside of the outer case. The positive electrode power cable includes a positive electrode connector, and the negative electrode power cable includes a negative electrode connector separated from the positive electrode connector. The positive electrode connector of one energy storage apparatus in two energy storage apparatuses adjacent to each other in the plurality of energy storage apparatuses is directly connected to the negative electrode connector of the other energy storage apparatus in the two energy storage apparatuses.

An energy storage facility includes a plurality of energy storage apparatuses. Each of the plurality of energy storage apparatuses includes: an energy storage unit including a plurality of energy storage devices and an outer case holding the plurality of energy storage devices; a positive electrode power cable; and a negative electrode power cable. Each of the positive electrode power cable and the negative electrode power cable is connected to the energy storage unit inside the outer case, and extends from an end of the outer case toward the outside of the outer case. The positive electrode power cable includes a positive electrode connector, and the negative electrode power cable includes a negative electrode connector separated from the positive electrode connector. The positive electrode connector of one energy storage apparatus in two energy storage apparatuses adjacent to each other in the plurality of energy storage apparatuses is directly connected to the negative electrode connector of the other energy storage apparatus in the two energy storage apparatuses.

A method for manufacturing an all-solid lithium battery includes: providing a substrate; and forming M rows×N columns of lithium battery cells on the substrate, wherein each of the lithium battery cells includes a positive electrode current collector layer, a positive electrode layer, an electrolyte layer, a negative electrode layer, and a negative electrode current collector layer.

A battery module, a device, and a failure handling method for a failed battery cell. The battery module includes: a battery cell arrangement structure, including a plurality of battery cells arranged along a length direction, where the battery cells include electrode terminals, and the battery cells include a failed battery cell; a box body, having an accommodation cavity in which the battery cell arrangement structure is located; a mounting beam, located in the accommodation cavity and at an end of the battery cell arrangement structure along the width direction; a pressing plate; and a conductive component, connected to a positive electrode terminal and a negative electrode terminal of the failed battery cell. The conductive component is easily connected to electrode terminals of a failed battery cell, so that a maintenance process can be simplified and maintenance costs can be reduced.

Energy storage devices, battery cells, and batteries of the present technology may include a first battery cell. The first battery cell may include an anode current collector, and an anode active material disposed on the anode current collector. The first battery cell may include a cathode current collector and a cathode active material disposed on the cathode current collector. The current collectors may be polymeric materials. The batteries may include a first conductive band electrically coupled with the first battery cell. The first conductive band may be seated on the second surface of one of the anode current collector or the cathode current collector. The first conductive band may extend about a perimeter of the one of the anode current collector or the cathode current collector. The batteries may include a cell module including a first flexible extension electrically coupled with the first conductive band.