The present invention relates to a method for preparing a secondary electrochemical cell comprising a lithium hybrid anode. In particular, the present invention relates to a method including a pre-intercalation step to form a lithium hybrid anode suitable for a high-performance hybrid lithium metal…
An electrode assembly, including a first electrode including a first substrate, a first mixture portion including an active material and coated on one surface of the first substrate, a first uncoated portion on the one surface of the first substrate, the first uncoated portion of the first…
A formation control method and a formation system for a lithium-ion battery are disclosed. The method includes: acquiring an actual process parameter of the lithium-ion battery in a formation process and first data sets of a plurality of historical formation processes; determining a reference range…
The invention relates to a method for producing a material for a solid-state battery and/or a component for a solid-state battery, as well as a solid-state battery cell. In the method for producing a material () for a solid-state battery () and/or a component () for a solid-state battery (), at…
Methods, systems, and devices for battery manufacturing processes are described. A method for manufacturing a battery for a wearable device may include forming a battery cell including a set of energy storage layers, the set of energy storage layers including a set of anode layers and a set of…
A method for manufacturing a secondary battery, a secondary battery manufactured by the method, an energy storage system, and an electric device are provided. The method includes: providing an electrode sheet; measuring an actual porosity of the electrode sheet; determining whether the electrode…
An electrolyte impregnation device of a secondary battery according to an embodiment of the present disclosure includes: a transfer part configured to move the secondary battery in a first direction; and a magnetic field application part for applying a magnetic field in a second direction to the…
At least one of a first bus bar module (30A) and a second bus bar module (30B) has a positioning mechanism (330A, 330B) that is inserted between a first stack (10A) and a second stack (10B) and that positions the first bus bar module (30A) or the second bus bar module (30B) in a direction (second…
The present invention relates to the technical field of jet printing of power lithium battery and discloses an automatic multi-surface jet printing method for power lithium battery, comprising: S1: placing the power lithium battery to be jet printed at the fixture; S2: placing the fixture inside…
A method for manufacturing a lithium secondary battery includes preparing a battery cell, charging and discharging the battery cell under pressurization to activate the battery, and then charging is performed in a constant voltage mode. The battery cell includes a positive electrode, a negative…
A standing device for letting a battery cell stand includes: a pressure regulating apparatus; a standing cavity; a charging cavity, connected to a first end of the standing cavity, the charging cavity being connected to the pressure regulating apparatus; a conveying apparatus, penetratingly…
Regarding a herein disclosed battery, on each of two electrode assemblies, a positive electrode winding-start end part includes a first area elongating along a flat part, and a negative electrode winding-start end part includes a second area elongating along the flat part, and a third area…
A secondary battery for cycling between a charged and a discharged state is provided. The secondary battery has an electrode assembly having a population of anode structures, a population of cathode structures, and an electrically insulating microporous separator material. The electrode assembly…
This application discloses an electrode assembly, a battery cell, a battery, and an electric device. The electrode assembly may include a first electrode plate and a second electrode plate that have opposite polarities, where the first electrode plate and the second electrode plate may be stacked…
A method for producing an all solid state battery using a precipitation-dissolution reaction of metallic Li as a reaction of an anode, includes a preparation step, a liquid composition preparation step, a coating layer formation step, and a separator formation step. The preparation step includes…
The present invention provides an automatic solid-state battery production equipment, comprising a cathode deposition device, an anode deposition device, a solid-state electrolyte forming device, a stacking pressing device, and one or more transport device for moving the parts manufactured by the…
A method of producing a lithium ion secondary battery includes preparing an alkaline negative electrode composite material including a negative electrode active material, a binder, an alkaline component, and an aqueous solvent; adding an oxalate complex lithium salt that is acidic in the aqueous…
In an electrode body for use in non-aqueous electrolyte secondary battery, a first end of a separator is located more interiorly than one positive electrode end of a positive electrode plate in a width direction, located more exteriorly than one end of a coated positive electrode portion of the…
According to one embodiment, a manufacturing method of an electrode, includes coating a first surface of a current collector with slurry, coating a second surface of the current collector with the slurry, and drying. The first surface of the current collector is coated with slurry containing active…
According to one embodiment, a method for producing an electrode, includes a step for applying tensile force. The electrode includes a strip current collector, a current collector exposed portion which is formed on at least one long side of the strip current collector and in which no active…
A battery pack which ensures prevention of entry of water from the outside, and in which when gas is generated from a battery, the gas is safely released outside is provided. A battery pack includes: a plurality of cells which are lithium ion secondary batteries; an exhaust passage section which is…
Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, the battery case being provided at an upper end thereof with a first electrode…
A non-aqueous electrolyte battery capable of securing safety at a time of battery abnormality and restricting a drop in capacity or output at a time of battery use is provided. In a lithium-ion secondary battery 20, an electrode group 6 that positive and negative electrode plates are wound via a…
There is provided a nonaqueous electrolyte secondary battery having high capacity in which the reduction in the capacity of the battery due to the irreversible capacity in the first charge and discharge is suppressed using a high capacity positive electrode. The nonaqueous electrolyte secondary…
A rechargeable battery includes: an electrode assembly in a case; a cap plate coupled to an opening of the case; a rivet electrically connected to the electrode assembly, the rivet including: a first rivet flange; and a second rivet flange; and a gasket between the rivet flange and the cap plate…
The present invention refers to a battery module (100), comprising: a plurality of battery cells (10) with a vent (13), the battery cells (10) being arranged in longitudinal direction of the battery module (100) such that the vent (13) of each battery cell (10) is aligned with the vent (13) of an…
The invention is directed to a secondary battery comprising an electrode assembly, a case for housing the electrode assembly therein, a cap plate covering an opening of the case, and at least one battery terminal. The at least one battery terminal comprises a current collector terminal electrically…
The flat battery cell comprises alternately stacked anode foils (1) and cathode foils (2), which are separated from each other by separator foils (3) and are arranged in a foil housing (4). The anode foils comprise multiple layers and the cathode foils comprise multiple layers, which are connected…
A rechargeable battery (100) including a case (140); a cap plate (151) on the case; a terminal post (122) protruding from the cap plate (151); a terminal plate (123) coupled to the terminal post (122), wherein the terminal plate (123) includes a body having an opening; and a conductor (124) within…
A negative electrode containing an alloying material and a graphite material for providing a non-aqueous electrolyte secondary battery with a high capacity and excellent cycle characteristics. The negative electrode includes graphite and at least one alloying material capable of electrochemically…