H01M10/617

Base Stations Including Integrated Systems For Servicing UAVs

A base station is disclosed that is configured for use with a UAV. The base station includes: an enclosure with an outer housing that defines a roof section and an inner housing that is connected to the outer housing; one or more heating elements that are supported by the enclosure and which are configured to heat the roof section; one or more fiducials that are supported by the enclosure; an illumination system that is supported by the enclosure and which is configured to illuminate the one or more fiducials; and a visualization system that is supported by the enclosure.

Temperature control device for temperature control of a battery system, battery system and method for temperature control and/or extinguishing of a battery system

A temperature control device for temperature control of a battery system has at least one battery subsystem. The temperature control device has a temperature control line for conducting a temperature control fluid and a pump device for generating a flow of the temperature control fluid in the temperature control line at least in a first flow direction. The temperature control line has at least one temperature control section which can be thermally conductively connected to the at least one battery subsystem for supplying and/or discharging thermal energy to or from the battery subsystem.

LITHIUM-ION BATTERY THERMAL MANAGEMENT SYSTEM AND METHOD BASED ON PHASE CHANGE MATERIAL AND MUTUALLY EMBEDDED FINS
20230216102 · 2023-07-06 ·

A lithium-ion battery thermal management system and method based on PCM and mutually embedded fins. The thermal management system includes a battery box, a lithium-ion battery pack and a temperature detection unit are arranged in the battery box; the lithium-ion battery pack at least includes two cells, the periphery of each cell is wrapped by a battery inner shell and a battery outer shell, and PCM is filled between the battery inner shell and the battery outer shell; a plurality of fins are arranged on the battery outer shell on the opposite sides of the two adjacent cells, the fins are arranged at intervals, the fins on the opposite sides of the two adjacent cells are arranged in a staggered manner, and heat-conducting plates are connected between each fin and the battery inner shell.

Capacitance reducing battery submodule with thermal runaway propagation prevention and containment features

A battery system includes a can with a lip around an opening. At least an interior surface of the can is anodized and the lip of the can includes a longer and shorter side. The can further includes a flange on the longer side of the lip and a plurality of layers that are inserted into the can. The plurality of layers includes a battery cell and a thermally conducting layer with a fin and the fin has a spring force that pushes the fin towards the anodized interior surface. The battery system further includes a lid that is configured to cover the opening of the can, where the flange is configured to wrap around the lid when the lid covers the opening of the can.

Capacitance reducing battery submodule with thermal runaway propagation prevention and containment features

A battery system includes a can with a lip around an opening. At least an interior surface of the can is anodized and the lip of the can includes a longer and shorter side. The can further includes a flange on the longer side of the lip and a plurality of layers that are inserted into the can. The plurality of layers includes a battery cell and a thermally conducting layer with a fin and the fin has a spring force that pushes the fin towards the anodized interior surface. The battery system further includes a lid that is configured to cover the opening of the can, where the flange is configured to wrap around the lid when the lid covers the opening of the can.

Bi-directional switchable cooling flow for traction battery

An apparatus and method, according to an exemplary aspect of the present disclosure includes, among other things, a battery pack having a coolant inlet and a coolant outlet, a coolant source to cool the battery pack, and a proportional valve in communication with the coolant inlet and the coolant outlet, and in communication with the coolant source. A battery control module controls the proportional valve such that a direction of flow is switchable at the coolant inlet and the coolant outlet based on temperatures at the coolant inlet and the coolant outlet to provide bi-directional cooling flow through the battery pack. The battery control module directly connects the coolant outlet to the coolant inlet via the proportional valve to bypass the coolant source in response to a predetermined condition.

Battery device

A battery device includes a battery pack, a circuit substrate which acquires battery information on the battery pack or controls charge and discharge of the battery pack, a switch including a first power element or a second power element, and a heat radiator. The switch is a device controlling input and output of electric power to and from the battery pack, and an exterior part of the switch is arranged away from the circuit substrate. The heat radiator is a member made of a material having thermal conductivity, and is in direct contact with or indirect contact via a heat conductor with the exterior part of the switch so that heat of the switch can be transferred.

Battery device

A battery device includes a battery pack, a circuit substrate which acquires battery information on the battery pack or controls charge and discharge of the battery pack, a switch including a first power element or a second power element, and a heat radiator. The switch is a device controlling input and output of electric power to and from the battery pack, and an exterior part of the switch is arranged away from the circuit substrate. The heat radiator is a member made of a material having thermal conductivity, and is in direct contact with or indirect contact via a heat conductor with the exterior part of the switch so that heat of the switch can be transferred.

THERMAL GROUND PLANE

A thermal ground plane comprises top and bottom layers that are substantially impervious to fluid and together defining an inner space, a vapour transport mesh layer having a relatively coarse mesh structure and located within said space, and at least one liquid transport mesh layer having a relatively fine mesh structure and located between said vapour transport mesh layer and one of said top and bottom layers, the two said mesh layers being in contact with one another across substantially their entire planar extents. The top and bottom layers are sealed with a substantially fluid tight seal, and said inner space contains a liquid and is partially evacuated.

CELL MODULE ASSEMBLIES BATTERY PACK

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.