The present disclosure provides a large pouch module and an electric vehicle including the same. The large pouch module includes a plurality of core modules and a housing accommodating the core modules; each of the core modules includes a plurality of core assemblies connected in series, and the plurality of core assemblies are folded in an M-folding manner to form the core module; a plurality of partition plates are vertically arranged inside the housing to partition an interior of the housing into a plurality of spaces. The large pouch module of the present disclosure can be used as the battery of the electric vehicle, which has a low cost, an excellent performance, safety and reliability, and wide application fields.

The present disclosure provides a large pouch module and an electric vehicle including the same. The large pouch module includes a plurality of core modules and a housing accommodating the core modules; each of the core modules includes a plurality of core assemblies connected in series, and the plurality of core assemblies are folded in an M-folding manner to form the core module; a plurality of partition plates are vertically arranged inside the housing to partition an interior of the housing into a plurality of spaces. The large pouch module of the present disclosure can be used as the battery of the electric vehicle, which has a low cost, an excellent performance, safety and reliability, and wide application fields.

An aluminum base composite material contains an aluminum polycrystal body being a polycrystal body of a plurality of aluminum base material phases partitioned by a grain boundary, a carbon nanotube part being formed of a carbon nanotube or an aggregate thereof and being dispersed in at least one aluminum base material phase, and an alumina part being formed of alumina and being dispersed in at least one aluminum base material phase. The carbon nanotube preferably has a sphere-equivalent diameter from 10 nm to 300 nm, and the number of the carbon nanotube part that is present in a cross-sectional area of 200 μm.sup.2 of the aluminum base composite material is preferably one or more.

An aluminum base composite material contains an aluminum polycrystal body being a polycrystal body of a plurality of aluminum base material phases partitioned by a grain boundary, a carbon nanotube part being formed of a carbon nanotube or an aggregate thereof and being dispersed in at least one aluminum base material phase, and an alumina part being formed of alumina and being dispersed in at least one aluminum base material phase. The carbon nanotube preferably has a sphere-equivalent diameter from 10 nm to 300 nm, and the number of the carbon nanotube part that is present in a cross-sectional area of 200 μm.sup.2 of the aluminum base composite material is preferably one or more.

Disclosed are an integrated high-temperature decomposable connector and a lithium ion battery containing the same. The integrated high-temperature decomposable connector includes a connecting plate and supporting columns fixedly arranged on one side of the connecting plate at intervals, clamping columns are fixedly connected to the top ends of the supporting columns, and an insertion recess is formed between adjacent clamping columns; the top end surface of the clamping column and the inner sidewall of the insertion recess are each provided with a conductive layer, the clamping column is made of a high-temperature decomposable material, and the high-temperature decomposable material is formed by mixing a thermosensitive resin and a functional, additive. The conductive layer may be electrically connected to cell tabs, and the thermosensitive resin may be automatically decomposed while the temperature of cells is too high, so that the safety performance of the battery is greatly improved.

Disclosed is an energy storage device, including a device body, an electric connector and an insulating member. The device body has a positive electrode region and a negative electrode region which are insulated from each other, a part of the electric connector is connected with the positive electrode region or the negative electrode region and another part of the electric connector protrudes outward from the device body, and the insulating member is provided on the electric connector and/or the device body and configured to prevent the device from shorting. (FIG. 1)

Disclosed is an energy storage device, including a device body, an electric connector and an insulating member. The device body has a positive electrode region and a negative electrode region which are insulated from each other, a part of the electric connector is connected with the positive electrode region or the negative electrode region and another part of the electric connector protrudes outward from the device body, and the insulating member is provided on the electric connector and/or the device body and configured to prevent the device from shorting. (FIG. 1)

Embodiments of the present disclosure provide a battery, which includes a plurality of energy storage units; and a connecting portion that connects the plurality of energy storage units together in parallel, where the connecting portion is made of a flexible material. The embodiments of the present disclosure further provides a display panel, which includes the above battery and a flexible display module, where the battery is provides on a back side of the flexible display module, the battery is electrically connected with the flexible display module for providing power to the flexible display module.

A battery module includes a plurality of battery cell assemblies. Each of battery cell assemblies includes two or more cylindrical battery cells connected to each other in parallel, and the plurality of battery cell assemblies are connected to each other in series. Each battery cell assembly having the parallel connection structure is configured such that negative electrodes of the two or more cylindrical battery cells are electrically connected to each other via a rail type socket. The series connection between the battery cell assemblies includes an electrical connection between the rail type socket and positive electrodes of battery cells of an adjacent battery cell assembly via connection members.

Provided are a battery module, a battery pack and a vehicle including the same. The battery module includes a battery cell stack in which a plurality of battery cells are stacked; a bus bar to which electrode leads respectively provided in the plurality of battery cells are coupled; and a cover in which the battery cell stack is accommodated, wherein the bus bar is provided such that at least a part of the bus bar is in contact with upper surfaces of the electrode leads.