A battery pack includes a battery housing, a positive terminal, a negative terminal, a plurality of cell module assemblies, and a battery management system. The plurality of cell module assemblies are received within an internal cavity of the battery housing, and include a plurality of lithium-ion battery cells that are connected in parallel. The battery management system is in communication with at least one of the plurality of cell module assemblies within the internal cavity, and is structured to receive a voltage tap measurement from each of the plurality of cell module assemblies within the internal cavity, compare the voltage tap measurement from each of the plurality of cell module assemblies to an expected voltage tap measurement, and determine if a voltage tap measurement for a cell module assembly within the plurality of cell module assemblies deviates from the expected voltage tap measurement to identify a faulty cell module assembly.

An aerosol-generating system provided, including an electrically operated aerosol-generating element; a first electrochemical energy storage device (EESD) configured to supply electrical power to the aerosol-generating element; and an EESD temperature control system including at least one temperature sensor positioned to sense a temperature of the first EESD and an electrical heater configured to heat the first EESD, wherein the EESD temperature control system operates the electrical heater dependent on an output from the at least one temperature sensor.

An aerosol-generating system provided, including an electrically operated aerosol-generating element; a first electrochemical energy storage device (EESD) configured to supply electrical power to the aerosol-generating element; and an EESD temperature control system including at least one temperature sensor positioned to sense a temperature of the first EESD and an electrical heater configured to heat the first EESD, wherein the EESD temperature control system operates the electrical heater dependent on an output from the at least one temperature sensor.

A battery module includes a housing, assembled from a first side wall, a second side wall, a first end plate, and a second end plate, is configured to support a plurality of battery cells. The battery module also includes a heating pad and a cooling plate that are configured to regulate a thermal state of the plurality of battery cell. The heating pad is disposed substantially adjacent to the plurality of battery cells and the cooling plate is disposed adjacent to the heating pad opposite the plurality of battery cells. A controller associated with the battery module is configured receive an indication of battery temperature and active one of the heating pad or the cooling plate based at least on the battery temperature of the plurality of battery cells.

A battery module includes a housing, assembled from a first side wall, a second side wall, a first end plate, and a second end plate, is configured to support a plurality of battery cells. The battery module also includes a heating pad and a cooling plate that are configured to regulate a thermal state of the plurality of battery cell. The heating pad is disposed substantially adjacent to the plurality of battery cells and the cooling plate is disposed adjacent to the heating pad opposite the plurality of battery cells. A controller associated with the battery module is configured receive an indication of battery temperature and active one of the heating pad or the cooling plate based at least on the battery temperature of the plurality of battery cells.

A battery temperature regulating apparatus to be applied to a vehicle includes an onboard battery, a temperature regulating plate configured to allow heat exchange between the onboard battery and a first heat medium flowing into the temperature regulating plate, a heat exchanger, a first passage configured to guide the first heat medium flowing out of the temperature regulating plate to the heat exchanger, and a second passage configured to guide the first heat medium flowing out of the heat exchanger to the temperature regulating plate. The heat exchanger includes a container and a first internal passage. The container is configured to accommodate a heat source that does not use a power supply for the vehicle. The first internal passage is disposed around the container in such a way as to allow heat exchange. The first internal passage is configured to allow the first passage to communicate with the second passage.

A battery pack assembly includes a housing, a battery cell assembly, and a fan. The housing having a plurality of sides and defining an internal cavity. The battery cell assembly positioned in the internal cavity. The battery cell assembly includes a plurality of battery cells and a frame supporting the battery cells. The frame includes a first support member, a second support member, and a plurality of leg members connecting the first support member and the second support member. The first support member and the second support member each has a body extending between a first edge and a second edge opposite the first edge. The body defines a plurality of openings configured to align with one of the battery cells. The fan is configured to circulate air within the housing and through the battery cell assembly.

The present invention relates to an electrode assembly. The electrode comprises: a plurality of unit electrodes formed by connecting a plurality of electrodes made of an electrode mixture having a solid shape to each other; a separator interposed between the plurality of unit electrodes; and an electrode tab attached to the unit electrode, wherein the electrode tab comprises first and second electrode tabs, which are respectively attached to the unit electrodes and have different specific resistance.

The present invention relates to an electrode assembly. The electrode comprises: a plurality of unit electrodes formed by connecting a plurality of electrodes made of an electrode mixture having a solid shape to each other; a separator interposed between the plurality of unit electrodes; and an electrode tab attached to the unit electrode, wherein the electrode tab comprises first and second electrode tabs, which are respectively attached to the unit electrodes and have different specific resistance.

A power storage module includes a plurality of power storage devices and a heater that heats the plurality of power storage devices. Each of the plurality of power storage devices includes an exhaust valve that discharges a gas in the power storage device to an outside of the power storage device. The heater faces the exhaust valve. The power storage module further includes a case that houses the plurality of power storage devices and the heater, and an exhaust duct that is formed on an upper side of an inside of the case and communicates with an outside of the case.