A rechargeable lithium air battery is provided. The battery contains a ceramic separator forming an anode chamber, a molten lithium anode contained in the anode chamber, an air cathode, and a non-aqueous electrolyte. The cathode has a temperature gradient comprising a low temperature region and a high temperature region, and the temperature gradient provides a flow system for reaction product produced by the battery.

The present disclosure relates to a battery comprising a housing defining an electrochemical zone, at least one electrode that comprises a conductive substrate, wherein the substrate comprises a first region in the electrochemical zone and a second region that protrudes from the electrochemical zone, and a contact tab that is coupled to the second region, wherein the ratio of the width of the second region to the width of the contact tab is greater than 1.

The present disclosure relates to a battery comprising a housing defining an electrochemical zone, at least one electrode that comprises a conductive substrate, wherein the substrate comprises a first region in the electrochemical zone and a second region that protrudes from the electrochemical zone, and a contact tab that is coupled to the second region, wherein the ratio of the width of the second region to the width of the contact tab is greater than 1.

Provided is an all-solid-state battery cell by which a battery module with good cooling efficiency can be obtained. The battery cell has a configuration in which an all-solid-state battery cell not using an electrolytic solution is used, a heat transfer material is disposed on a lower surface of an electrode laminate inside the battery cell, and heat is conducted from the heat transfer material through an exterior material to be dissipated.

The present disclosure provides a solid-state battery including at least one current collector that is in communication with one or more switches configured to move between open and closed positions, where the open position corresponds to a first operational state of the solid-state battery and the closed position corresponds to a second operational state of the solid-state battery; one or more electrodes disposed adjacent to the one or more current collectors; and one or more electrothermal material foils including a resistor material that is in electrical communication with that at least one current collector, where in the first operational state electrons may flow through the one or more electrothermal material foils during cycling of the solid-state battery so as to initiate a heating mode, and in the second operational state electrons may flow through the current collector during cycling of the solid-state battery so as to initiate a non-heating mode.

Lithium-based and sodium-based batteries and capacitors using metal foil current collectors, coated with porous layers of particles of active electrode materials for producing an electric current, may adapted to produce heat for enhancing output when the cells are required to periodically operate during low ambient temperatures. A self-heating cell may be placed in heat transfer contact with a working cell that is temporarily in a cold environment. Or one or both of the anode current collector and cathode current collectors of a heating cell may be formed with shaped extended portions, uncoated with electrode materials, through which cell current may be passed for resistance heating of the extended current collector areas. These extended current collector areas may be used to heat the working area of the cell in which they are incorporated, or to contact and heat an adjacent working cell.

A battery device battery device comprises one or more battery modules, one of the respective battery modules comprising the following: a frame element, a base element and a plurality of battery cells.

The battery may include: an anode; a cathode; an electrolyte; at least one inductively heatable material or dielectrically heatable material in the electrolyte. Alternatively, the battery may include: an anode; a cathode; a solid electrolyte; at least one resistively heatable material in the solid electrolyte; and an electrically, ionically, or electrically and ionically insulative coating on the at least one resistively heatable material.

The battery may include: an anode; a cathode; an electrolyte; at least one inductively heatable material or dielectrically heatable material in the electrolyte. Alternatively, the battery may include: an anode; a cathode; a solid electrolyte; at least one resistively heatable material in the solid electrolyte; and an electrically, ionically, or electrically and ionically insulative coating on the at least one resistively heatable material.

The present invention provides an electrode assembly comprising: a radical unit provided with first and second electrodes stacked with a separator therebetween, wherein the first electrode is stacked at the outermost side; and a safety unit disposed on the outermost surface of the radical unit, wherein the safety unit comprises: a first safety plate disposed above the outermost surface of the radical unit; and a first semiconductor material provided between the radical unit and the first safety plate, wherein the first semiconductor material changes from an insulator to a conductor at the first set temperature or more to connect the radical unit to the first safety plate, thereby dissipating heat of the radical unit while conducting the heat to the first safety plate.